CN208057026U - A kind of ascending tool of maintenance support insulator - Google Patents

Abstract

The utility model discloses a kind of ascending tools of maintenance support insulator, which includes telescopic insulating ladder and at least one anchor ear device for being fixedly arranged on the insulating ladder middle and upper part；The tightness of the anchor ear device is adjustable.In use, the bottom end of insulating ladder can be supported on the flange of support insulator bottom end, and insulating ladder is adjusted to the compatible height with the support insulator of Awaiting Overhaul；Meanwhile anchor ear device being made to encircle in the main cylinders periphery of support insulator, and the tightness of anchor ear device is adjusted to the degree for hugging support insulator main cylinders, so that the middle and upper part of insulating ladder is firm to be resisted against support insulator.Ascending tool provided by the utility model can also use in narrow space, moreover, overall structure is simple, it is easy to carry and transport, and support and consolidate, it can ensure the safety of ascending a height of service personnel.

Description

A kind of ascending tool of maintenance support insulator

Technical field

The utility model is related to support insulator service technique fields, more particularly to a kind of maintenance support insulator Ascending tool.

Background technology

Referring to FIG. 1, Fig. 1 is the structural schematic diagram of support insulator.Support insulator 0 include main cylinders 01, from up to Under be set to insulating part 02 made of several glass or ceramics of main cylinders 01 and be set to the flange 03 at main cylinders both ends. The height of support insulator 0 is generally all disposed within two meters or more.

In overhead transmission line, it will usually conducting wire is supported using support insulator, it can also while supporting conducting wire Enough play the role of preventing electric current from returning ground.

In order to ensure that electric power normally transmits supply, electric power overhaul department can periodically to support insulator carry out cleaning and The terminals of support insulator are overhauled.Currently, generally by ascending tools such as bucket arm vehicle, hoistable platforms when maintenance.

This can not only increase the cost of overhaul, and sometimes due to working space is narrow, and bucket arm vehicle, hoistable platform etc. are ascended a height work Tool can not operation.And since the height of support insulator is generally all disposed within two meters or more, small-sized ascending tool is not achieved again Requirement for height.

It is people in the art in view of this, how to develop a kind of ascending tool for being suitable for overhauling support insulator Member's technical issues that need to address.

Utility model content

In order to solve the above technical problems, the utility model provides a kind of ascending tool of maintenance support insulator, it is described Ascending tool includes telescopic insulating ladder and at least one anchor ear device for being fixedly arranged on the insulating ladder middle and upper part, institute Main cylinders periphery of the anchor ear device for encircling the support insulator is stated, and the anchor ear device encircles the pine of the main cylinders Tight degree is adjustable.

Ascending tool provided by the utility model, by the way that telescopic insulating ladder is arranged, in use, insulation can be climbed The bottom end of ladder is supported on the flange of support insulator bottom end, and insulating ladder is adjusted to and the support insulator of Awaiting Overhaul Compatible height, higher requirement for height when to meet support insulator maintenance；Under non-working condition, then it can will insulate Cat ladder shortens, in order to place and transport.

Also, the middle and upper part of insulating ladder is installed with the adjustable anchor ear device of tightness, in use, making anchor ear device ring It embraces in the main cylinders periphery of support insulator, and the tightness of anchor ear device is adjusted to the support insulator for hugging Awaiting Overhaul Main cylinders degree so that the middle and upper part of insulating ladder is firm to be resisted against support insulator.

Ascending tool provided by the utility model can also use in narrow space；Moreover, overall structure is simple, just In carrying and transport；Also, support is firm, can ensure the safety of ascending a height of service personnel.

Optionally, the insulating ladder includes the casing that two row vertically extend；Each column described sleeve pipe includes from upper Several section pipeline sections nested successively under, and the pipeline section that often section pipeline section opposite can be nested with slides up and down, makes described sleeve pipe Entirety can elongate or shorten.

Optionally, the insulating ladder further includes spring catch；In each column described sleeve pipe, in addition to the pipeline section positioned at the top, The tube wall of other pipeline sections offers pin hole, and there are one the spring catch for each pin hole correspondence；Described sleeve pipe extends extremely Under limit state, each spring catch is stretched into across the corresponding pin hole in corresponding pipeline section under natural resiliency force effect Portion.

Optionally, each spring catch is corresponding with button；The button can compress the corresponding spring catch, make pair The spring catch answered bounces back to corresponding pipe section exterior.

Optionally, the insulating ladder further includes several horizontally extending transverse tubes, and the one of the every transverse tube End is fixed in a section pipeline section of a row described sleeve pipe, and the other end is fixed in a section pipeline section of another row described sleeve pipe.

Optionally, the both ends of the every transverse tube are respectively set that there are one the connector sleeves that vertically extend, described in two Connector sleeve is coated at the pipeline section of corresponding described sleeve pipe respectively, and affixed by fastener and corresponding pipeline section.

Optionally, the spring catch and the button are assembled on the inside of the transverse tube, and on the tube wall of the transverse tube Opening is offered, the button part stretches out the opening.

Optionally, the insulating ladder further includes rubber sleeve；In each column described sleeve pipe, in addition to the pipeline section positioned at the top, The top periphery of other pipeline sections is arranged with the rubber sleeve.

Optionally, per the anchor ear device include two support arms, one is fixedly arranged on the one of a row described sleeve pipe and saves pipeline section, separately One section pipeline section for being fixedly arranged on another row described sleeve pipe；A connecting plate is arranged in lower section per the support arm, per the connecting plate An affixed flexible piece, the flexible piece have for supporting the arcwall face for pasting the main cylinders；

Further include polyamide fibre band and ratchet-wheel wire tightener per the anchor ear device, the ratchet-wheel wire tightener is fixed in a branch The one ends wound of arm, the polyamide fibre band is fixed in another support arm in ratchet rotating shaft, the other end of the ratchet-wheel wire tightener.

Optionally, the ascending tool further includes anti-dumping component；The anti-dumping component includes by upper plate, lower plate and being set to institute The C-channel frame for stating the connecting plate composition between upper plate and the lower plate, further includes adjusting lead screw, pressing plate and bumping post；

It is described to adjust the slot that wire rod thread is connected to the lower plate and the C-channel frame is stretched on the top for adjusting lead screw In chamber；The pressing plate is set to the top for adjusting lead screw；The bumping post is set to the upper plate, and protrudes from the upper plate Upper surface.

Description of the drawings

Fig. 1 is the structural schematic diagram of support insulator；

The reference numerals are as follows in Fig. 1：

0 support insulator, 01 main cylinders, 02 insulating part, 03 flange.

Fig. 2 is the schematic diagram under a kind of specific embodiment use state of ascending tool provided by the utility model；

Fig. 3 is the enlarged diagram of anti-dumping component shown in Fig. 2；

Fig. 4 is structural schematic diagram of the insulating ladder shown in Fig. 2 under elongation state；

Fig. 5 is structural schematic diagram of the insulating ladder shown in Fig. 2 under shortening state；

Fig. 6 is the perspective view of part A in Fig. 4.

Fig. 7 is structural schematic diagram of the anchor ear device shown in Fig. 2 in the case where overlooking visual angle.

The reference numerals are as follows in Fig. 2 to Fig. 7：

1 insulating ladder, 11 casings, 12 transverse tubes, 121 connector sleeves, 122 fasteners, 13 spring catch, 14 buttons, 15 rubber sleeves, 16 openings；

2 anchor ear devices, 21 support arms, 22 polyamide fibre bands, 23 ratchet-wheel wire tighteners, 24 connecting plates, 25 flexible pieces；

3 anti-dumping components, 31 upper plates, 32 lower plates, 33 connecting plates, 34 adjust lead screw, 35 pressing plates, 36 bumping posts, 37 operation handwheels.

Specific implementation mode

In order to make those skilled in the art more fully understand the utility model, below in conjunction with the accompanying drawings and it is embodied The utility model is described in further detail for mode.

Referring to FIG. 2, Fig. 2 is the signal under a kind of specific embodiment use state of ascending tool provided by the utility model Figure.

As shown in Fig. 2, the ascending tool of maintenance support insulator provided by the utility model includes telescopic insulation Cat ladder 1 and at least one anchor ear device 2 for being fixedly arranged on 1 middle and upper part of the insulating ladder, and the elastic journey of the anchor ear device 2 It spends adjustable.In a particular embodiment, it is only provided with an anchor ear device 2, actually can be multiple according to application demand setting, and as possible It is arranged in the middle and upper part of insulating ladder 1.

Wherein, 1 middle and upper part of the insulating ladder can be understood as the position more than in the middle part of insulating ladder, and include that insulation is climbed The middle part of ladder.

As shown in Fig. 2, under use state, the bottom end of the insulating ladder 1 is supported on the flange of support insulator bottom end, The anchor ear device 2 is encircled in the periphery of the main cylinders of support insulator.By telescopic insulating cat ladder 1, make the height of insulating ladder 1 Degree is adapted with the height of the support insulator of Awaiting Overhaul；By adjusting the tightness of anchor ear device 2, keep anchor ear device 2 tight Thus embrace makes the middle and upper part of insulating ladder 1 is firm to be resisted against post insulator in the main cylinders periphery of the support insulator of Awaiting Overhaul Son, to ensure the stable degree of ascending tool.

Further, as shown in Fig. 2, the ascending tool further includes anti-dumping component 3.Please also refer to Fig. 3, Fig. 3 Fig. 2 Shown in anti-dumping component 3 enlarged diagram.

Specifically, as shown in figure 3, the anti-dumping component 3 includes C-channel frame.The C-channel frame is by upper plate 31, lower plate 32 and sets Connecting plate 33 between the upper plate 31 and the lower plate 32 forms, and threaded hole is offered in lower plate 32.

The anti-dumping component 3 further includes adjusting lead screw 34, adjusts lead screw 34 and is connected in the threaded hole in lower plate 32, and adjusts The top of lead screw 34 is extend into across threaded hole in the vallecular cavity of C-channel frame, that is, is stretched on the upper surface of lower plate 32, upper plate 31 In space under lower surface.

The anti-dumping component 3 further includes pressing plate 35, which is set to the top for adjusting lead screw 34.And, it is preferable that make The pressing plate 35 is substantially parallel with the upper plate 31 of C-channel frame.The anti-dumping component 3 further includes bumping post 36, this, which is blocked, is set to C-channel frame Upper plate 31, and it is protruding upward in the upper surface of upper plate 31.In a particular embodiment, for the ease of operation, lead screw 34 is adjusted Lower end is also arranged with operation handwheel 37.

As shown in Fig. 2, in use, C-channel frame to be stuck in the edge of the flange of support insulator bottom end, upper plate 31 is made to be located at The top of flange upper surface, pressing plate 35 are located at the lower section of flange undersurface.Then, rotation operation handwheel 37, drives and adjusts lead screw 34 turns make pressing plate 35 be moved to the lower surface of flange, flange are made to grip in the upper surface of the lower surface of upper plate 31 and pressing plate 35 Between, thus, it is possible to which anti-dumping component 3 is made quickly to be fixed on the flange of support insulator bottom end.

As shown in Fig. 2, after anti-dumping component 3 is fixed on the flange of support insulator bottom end, make the bottom end of above-mentioned insulating ladder 1 It is butted on the bumping post 36 of anti-dumping component 3, so as to prevent the bottom end of insulating ladder 1 from being slided to the direction far from support insulator, The stable degree for further improving insulating ladder 1 makes the ascending tool have higher security performance.

- Fig. 6 is please referred to Fig.4, Fig. 4 is structural schematic diagram of the insulating ladder 1 shown in Fig. 2 under elongation state；Fig. 5 is Structural schematic diagram of the insulating ladder 1 shown in Fig. 2 under shortening state；Fig. 6 is the perspective view of part A in Fig. 4.

Specifically, as shown in Figure 4 and Figure 5, above-mentioned insulating ladder 1 includes the casing 11 that two row vertically extend；Often Row described sleeve pipe 11 includes several section pipeline sections of nesting, and the pipeline section that often section pipeline section opposite can be nested with successively from top to bottom Sliding up and down, to enable casing 11 to extend (as shown in Figure 4) or shorten (as shown in Figure 5).

In a particular embodiment, respectively section pipeline section is pipe section, certainly, the pipeline section of other forms, for example, square tube section is also Can with.Also, the pipeline section in a particular embodiment, being located above is nested in the inside of underlying pipeline section.So set, Making each section pipeline section, caliber is thicker successively from top to bottom, and the caliber for being located at official's section of bottom is most thick, to conducive to insulating ladder 1 It is firm.

Specifically, as shown in Figure 4 and Figure 5, which further includes several horizontally extending transverse tubes 12, One end of the every transverse tube 12 is fixed in a section pipeline section of a row described sleeve pipe 11, and the other end is fixed in another row described sleeve pipe A 11 section pipeline section.As shown, when casing 11 extends, the interval between two adjacent transverse tubes 12 becomes larger, when casing 11 contracts In short-term, the interval between two adjacent transverse tubes 12 reduces.

More specifically, the both ends of the every transverse tube 12 are respectively set there are one the connector sleeve 121 vertically extended, Two connector sleeves 121 are coated at respectively on the pipeline section of corresponding casing 11, and solid with corresponding pipeline section by fastener 122 It connects.So set, transverse tube 12 is conveniently replaceable when damaging.Certainly, transverse tube 12 and the mode of the pipeline section Joint of casing 11 can be Various, for example be mutually inserted also possible.

In a particular embodiment, transverse tube 12 is set as square tube, and compared to for pipe, the climbing for the service personnel that is more convenient for is stepped on It steps on.Moreover, can make certain anti-skidding processing on transverse tube 12, for example anti-skid bulge is set, packet sets the non-slip mat etc. of rubber mass.

More specifically, the insulating ladder 1 further includes rubber sleeve 15.As shown in Figure 4 and Figure 5, it in each column described sleeve pipe 11, removes Outside the pipeline section of the top, the top periphery of other pipeline sections is arranged with the rubber sleeve 15.So set, when casing 11 shortens When to limiting condition, since the barrier of rubber sleeve 15 is without colliding together, so as to evade between adjacent transverse tube 12 Adjacent transverse tube 12 collides the risk for being expressed to the finger of operating personnel together, also, rubber sleeve 15 can also play buffering and make With.

In a particular embodiment, the peripheral surface of the rubber sleeve 15 is set as the up-small and down-big conical surface, so set, meeting set The progressive formation of 11 cat ladder main body of pipe.

More specifically, the pipeline section bottom end of bottom can make certain anti-skidding processing, for example it is arranged the non-slip mat of rubber mass.

Specifically, as shown in fig. 6, the insulating ladder 1 further includes spring catch 13.In each column casing 11, except positioned at the top Pipeline section outside, the tube wall of other pipeline sections offers pin hole, and each pin hole corresponds to that there are one the spring catch 13, that is, It says, in addition to the pipeline section positioned at the top, other pipeline sections are at least corresponding, and there are one spring catch 13.

When casing 11 is extended to limiting condition, each spring catch 13 passes through corresponding under natural resiliency force effect Pin hole stretches into corresponding inner tube segment.Certainly, when 11 part of casing extends, then the resilient key of only part extend into corresponding pipe Intersegmental part.So set, making next section inner tube segment that the bottom end of a section pipeline section is contradicted with section pipeline section is nested on this On resilient key, upper section pipeline section retraction is limited in next section pipeline section, to prevent the casing 11 after elongation from bouncing back in load-bearing.

More specifically, as shown in fig. 6, each spring catch 13 corresponds to a button 14.When casing 11 is needed from elongate When state bounces back, each button 14 corresponding to the spring catch 13 of inner tube segment can be stretched to by operation, these buttons 14 support Its corresponding spring catch 13 for stretching to inner tube segment is pressed, these spring catch 13 is made to bounce back to the outside of pipeline section, to not recur Position-limiting action.

More specifically, as shown in fig. 6, above-mentioned each spring catch 13 and each button 14 are assembled on the inside of transverse tube 12.Specifically For, the both ends of every transverse tube 12 are installed with spring catch 13 and button 14, and the connector sleeve 121 at the both ends of every transverse tube 12 is opened Equipped with the hole position passed through for spring catch 13.Also, opening 16 is offered on the tube wall of every transverse tube 12, a part for button 14 is stretched Go out the opening 16, with convenient to operate.

In a particular embodiment, button 14 is L-shaped handle, and its short handle is rotationally connected with the inside of transverse tube 12, long handle Above-mentioned opening 16 is stretched out in end, and when operating personnel press the end of long handle, the rotation of L-shaped handle corresponds at this point, its short handle contradicts Spring catch 13, so that spring catch 13 is in compressive state.Certainly, the shape and structure of button 14 is not limited to this.

Referring to FIG. 7, Fig. 7 is structural schematic diagram of the anchor ear device 2 shown in Fig. 2 in the case where overlooking visual angle.

As shown in fig. 7, the anchor ear device 2 includes two support arms 21, a support arm 21 is fixedly arranged on a section of a row casing 11 On pipeline section, another support arm 21 is fixedly arranged on a section pipeline section of another row described sleeve pipe 11.In use, two support arms are substantially at Sustained height position.Support construction can be set between two support arms 21, for example supporting bar is set, make one end of supporting bar A support arm 21 is connected, the other end connects another support arm 21；Or can make an above-mentioned transverse tube 12 between two support arms 21, make this Transverse tube 12 plays the supporting role similar with supporting bar.

Also, per the lower section of the support arm 21, one connecting plate 24 is set, it is described per the affixed flexible piece 25 of the connecting plate Flexible piece 25 has arcwall face.Flexible piece 25 is specifically as follows rubber part.

The anchor ear device 2 further includes polyamide fibre band 22 and ratchet-wheel wire tightener 23.Wherein, ratchet-wheel wire tightener 23 is set to a branch On arm 21, on the ratchet rotating shaft of the ratchet-wheel wire tightener 23, the other end of polyamide fibre band 22 is fixed in the one ends wound of polyamide fibre band 22 On another support arm 21.

Under use state, the arcwall face of flexible piece 25 supports the main cylinders of patch support insulator, and polyamide fibre band 22 is exhausted around pillar The main cylinders periphery of edge, by the ratchet for rotating forward ratchet-wheel wire tightener 23, making polyamide fibre band 22 gradually on ratchet rotating shaft Winding, until anchor ear device 2 is hugged in the main cylinders periphery of support insulator, then it represents that fastening is completed.Due to ratchet-wheel wire tightener 23 pawl contacts at the teeth portion of ratchet, prevent ratchet to it is positive it is opposite rotate backward, so as to evade fastening completion Anchor ear device 2 afterwards generates the risk of relaxation.

Also, since the anchor ear device 2 use flexible piece 25 is contacted with the main cylinders of support insulator, thus, it will not be right Support insulator causes rigid shock, so as to evade the risk that the insulating part made of glass or ceramics damages.

It should be noted that anchor ear device is not limited to the above embodiment, for example can also use in the prior art The commonplace clip by buckling clamping.

The ascending tool of maintenance support insulator provided by the utility model is described in detail above.Herein In apply specific case the principles of the present invention and embodiment be expounded, the explanation of above example is only used Understand the method and its core concept of the utility model in help.It should be pointed out that for those skilled in the art For, without departing from the principle of this utility model, several improvements and modifications can be made to this utility model, these Improvement and modification are also fallen into the protection domain of the utility model claims.

Claims (10)

1. a kind of ascending tool of maintenance support insulator, which is characterized in that the ascending tool includes telescopic insulation Cat ladder (1) and at least one anchor ear device (2) for being fixedly arranged on the insulating ladder (1) middle and upper part, the anchor ear device (2) are used In the main cylinders periphery for encircling the support insulator, and the anchor ear device (2) encircle the tightness of the main cylinders can It adjusts.

2. ascending tool according to claim 1, which is characterized in that the insulating ladder (1) includes two row vertically side To the casing (11) of extension；Each column described sleeve pipe (11) includes nested several section pipeline sections successively from top to bottom, and often saves pipeline section The pipeline section that opposite can be nested with slides up and down, makes described sleeve pipe (11) that can integrally elongate or shorten.

3. ascending tool according to claim 2, which is characterized in that the insulating ladder (1) further includes spring catch (13)； In each column described sleeve pipe (11), in addition to the pipeline section positioned at the top, the tube wall of other pipeline sections offers pin hole, each pin There are one the spring catch (13) for hole correspondence；Under described sleeve pipe (11) elongation to limiting condition, each spring catch (13) exists Under natural resiliency force effect corresponding inner tube segment is stretched into across the corresponding pin hole.

4. ascending tool according to claim 3, which is characterized in that each spring catch (13) is corresponding with button (14)；The button (14) can compress the corresponding spring catch (13), and the corresponding spring catch (13) is made to bounce back to pair The pipe section exterior answered.

5. ascending tool according to claim 4, which is characterized in that the insulating ladder (1) further includes several along water Square to extension transverse tube (12), one end of the every transverse tube (12) is fixed in a section pipeline section of a row described sleeve pipe (11), The other end is fixed in a section pipeline section of another row described sleeve pipe (11).

6. ascending tool according to claim 5, which is characterized in that the both ends of the every transverse tube (12) are respectively arranged with One connector sleeve (121) vertically extended, two connector sleeves (121) are coated at corresponding pipeline section respectively, and pass through Fastener (122) and corresponding pipeline section are affixed.

7. ascending tool according to claim 5, which is characterized in that the spring catch (13) and the button (14) fill Inside set on the transverse tube (12), and opening (16) is offered on the tube wall of the transverse tube (12), the one of the button (14) The opening (16) is stretched out in part.

8. according to claim 2-7 any one of them ascending tools, which is characterized in that the insulating ladder (1) further includes rubber Gum cover (15)；In each column described sleeve pipe (11), in addition to the pipeline section positioned at the top, the top periphery of other pipeline sections is arranged State rubber sleeve (15).

9. according to claim 2-7 any one of them ascending tools, which is characterized in that include two per the anchor ear device (2) A support arm (21), a section pipeline section for being fixedly arranged on a row described sleeve pipe (11), another is fixedly arranged on another row described sleeve pipe (11) a section pipeline section；A connecting plate (24) is arranged in lower section per the support arm (21), soft per the connecting plate (24) affixed one Property part (25), the flexible piece (25) has for supporting the arcwall face for pasting the main cylinders；

Further include polyamide fibre band (22) and ratchet-wheel wire tightener (23) per the anchor ear device (2), the ratchet-wheel wire tightener (23) is affixed In a support arm (21), the one ends wound of the polyamide fibre band (22) is in the ratchet rotating shaft, another of the ratchet-wheel wire tightener (23) One end is fixed in another support arm (21).

10. according to claim 1-7 any one of them ascending tools, which is characterized in that the ascending tool further includes anti-dumping Component (3)；The anti-dumping component (3) includes by upper plate (31), lower plate (32) and being set to the upper plate (31) and the lower plate (32) the C-channel frame of connecting plate (33) composition between, further includes adjusting lead screw (34), pressing plate (35) and bumping post (36)；

The adjusting lead screw (34) is threadedly connected to the lower plate (32) and the C-shaped is stretched on the top for adjusting lead screw (34) In the vallecular cavity of truss；The pressing plate (35) is set to the top of the adjusting lead screw (34)；The bumping post (36) is set to described Upper plate (31), and protrude from the upper surface of the upper plate (31).