CN218759673U - Insulating extension ladder - Google Patents
Insulating extension ladder Download PDFInfo
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- CN218759673U CN218759673U CN202222887233.0U CN202222887233U CN218759673U CN 218759673 U CN218759673 U CN 218759673U CN 202222887233 U CN202222887233 U CN 202222887233U CN 218759673 U CN218759673 U CN 218759673U
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Abstract
The application provides an insulating extension ladder, which comprises a supporting unit, wherein the supporting unit comprises two supporting frames and a pedal plate, the two supporting frames are parallel to each other, and the two supporting frames are interconnected through the pedal plate to form a U-shaped supporting unit; a fixation plate unit comprising: the fixed plate is connected with the fixed seat through the adjusting part, the fixed seat is connected with the pedal plate, and the adjusting part can drive the fixed plate to rotate relative to the fixed seat. When the extension ladder is used, the high telescopic supporting unit is used as required, the supporting unit supports the electric pole, the angle of the supporting rod is adjusted by a user according to the angle of the extension ladder, the electric pole is pressed close to the fixing seat by adjusting the angle of the fixing seat unit, the contact area is increased, the situation that the stress is not prone to toppling when the extension ladder is used is effectively prevented, the safety protection of the user is increased, the problem that the insulating ladder is not firm in fixing and the potential safety hazard of the worker is increased is solved.
Description
Technical Field
The application relates to an electric power appurtenance field especially relates to an insulating extension ladder.
Background
During the electric power overhaul, one of the most common tools for routine maintenance of insulating ladders, for example: the installation is located the ammeter case on the wall, install equipment such as meter terminal at the cement pole, in this kind of power maintenance, the equipment that needs the maintenance generally takes some maintenance in the height of 2 meters-3 meters, and the maintenance process needs frequently to change the workplace, when the staff operates on insulating ladder, can appear moving by a wide margin, so generally when using insulating ladder, need other people to support insulating ladder, also can be hindered by the instrument mistake that drops when supporting, can support insulating ladder when not having other people, insulating ladder is fixed insecure, lead to staff's potential safety hazard to increase, can lead to staff to fall to hinder probably.
SUMMERY OF THE UTILITY MODEL
The application provides an insulating extension ladder to it is firm not fixed to solve insulating ladder, leads to the problem that staff's potential safety hazard increases.
The application provides an insulating extension ladder, include: a supporting unit and a fixing plate unit.
Wherein the support unit comprises two support frames and a foot pedal, the two support frames being parallel to each other, the two support frames being interconnected by the foot pedal to form a U-shaped support unit;
a fixation plate unit comprising: the fixing plate is connected with the fixing seat through the adjusting piece, the fixing seat is connected with the pedal plate, and the adjusting piece can drive the fixing plate to rotate relative to the fixing seat. Stand at the running-board during operation when the user of service, lean on the angle on the pole according to the extension ladder, can adjust the fixed plate unit, according to the nimble angle of adjusting the fixed plate of radius of pole, make the fixed plate paste tight wall, can realize controlling the difficult emergence of atress and toppling over when using.
Optionally, the support frame comprises a top wall, a bottom wall, and front and rear walls extending between the top and bottom walls; the front wall and the rear wall of the support frame in the upper support unit can be inserted into the front wall and the rear wall of the support frame in the lower support unit; an automatic latch mechanism is provided between the foot board in the lower support unit and the foot board in at least one of the upper support units. The front arm and the rear wall of the supporting frame positioned above can be retracted towards the front arm and the rear wall of the supporting frame positioned below, when all the supporting units are retracted, the occupied area is minimum, and the belt is convenient for a user to take. The automatic latching structure can fix the supporting unit, thereby being convenient for use.
Optionally, the insulating extension ladder further comprises: the support rod is connected with the fixing ring through the bolt. The bracing piece supports ground, has increased the security of extension ladder, can need not other people's help and support, uses manpower sparingly, and the bracing piece can be fixed the extension ladder, makes the extension ladder more firm.
Optionally, the supporting rod is H-shaped, and the movable angle of the supporting rod through the bolt is 0-90 °. When the user meets uneven ground surfaces such as hollow terrains or slopes on a working site, the angle of the supporting rod can be correspondingly changed according to the angle of the supporting unit, so that the extension ladder is more stable, when the extension ladder does not need to be used or needs to be moved, the angle of the supporting rod and the angle of the supporting unit are adjusted to be 0 degree, the space is saved, and the carrying is convenient.
Optionally, the insulating extension ladder further comprises a fixing belt and a lock catch, two ends of the fixing belt are connected with the supporting frame, and the lock catch is movably arranged on the fixing belt. When the user works, the fixing band can be sleeved on the electric pole, the length of the fixing band is adjusted through the lock catch, and the fixing band is made to be more attached to the electric pole.
Optionally, the insulating extension ladder further comprises: and the anti-slip pad is fixed between the two support frames through the insulating hooks and the fixed seat which are arranged at the two ends. When insulating extension ladder need lean on the pole, slipmat contact pole, increase frictional force reduces the extension ladder and slides about because of frictional force is little.
Optionally, the non-slip mat is U-shaped, so that the non-slip mat is attached to the outer surface of the electric pole. The slipmat laminates with the pole surface, has increased the area of contact of extension ladder with the pole, makes skid-proof effect reinforcing, protects user of service's safety.
Optionally, the insulating extension ladder further comprises: and the insulating hooks are positioned at the top ends of the two support frames. During the use, insulating couple can articulate on the transformer cross arm, makes the extension ladder more firm.
Optionally, the number of the fixing plate units is 2. Two fixed plate units can paste tight wall, have increased area of contact, add a heavy protection to the user.
According to the technical scheme, the application provides an insulating extension ladder, including the supporting element, the fixing base unit, when the extension ladder uses, high flexible supporting element as required, the supporting element supports the pole, the user of service is according to the angle of extension ladder, adjust the angle of bracing piece, better fixed extension ladder, do not need other people to help to support, through adjusting fixing base unit angle, make the fixing base press close to the pole, increase area of contact, effectively prevent to control the atress and be difficult for taking place to empty when using, the fixed band cover is on the pole, adjust fixed band length through the hasp, also can protect the user of service, slipmat laminating pole, frictional force has been increased, realize the safety protection to the user of service, it is not firm to solve insulating ladder fixing.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of an insulating extension ladder;
illustration of the drawings:
wherein, the device comprises a pedal 1, an automatic latch structure 2, a support frame 3, a fixing ring 4, a bolt 5, a support rod 6, an insulating hook 7, an antiskid pad 8, a fixed seat 9, an adjusting part 10, a fixed plate 11, a fixed belt 12 and a lock catch 13.
Detailed Description
Reference will now be made in detail to embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following examples do not represent all embodiments consistent with the present application. But merely as exemplifications of systems and methods consistent with certain aspects of the application, as recited in the claims.
An insulating ladder is an auxiliary tool for maintenance operation of electric equipment. If the insulating ladder meets the uneven operation on the ground in the use process, the insulating ladder is difficult to place stably. When the worker touches a slope or uneven ground, the worker can only find stones or wood blocks to be padded at the bottom of the ladder feet so as to ensure that the ladder is stable. But be difficult to find the suitable stone or the billet of level and height size under actual environment, even still cause the sideslip after stacking up easily, make to have certain potential safety hazard in maintenance and maintenance operation.
In addition, in the electric power overhaul, often need overhaul the overhead cable that is located higher position or power equipment, the staff appears sideslipping phenomenon easily when using ordinary insulating ladder, needs other people to come the staircase, has reduced work efficiency, and has had huge potential safety hazard.
The application provides an insulating extension ladder, refer to fig. 1, for an insulating extension ladder's structural schematic diagram, an insulating extension ladder includes:
the supporting unit comprises two supporting frames 3 and a pedal plate 1, the two supporting frames 3 are parallel to each other, and the two supporting frames 3 are interconnected through the pedal plate 1 to form a U-shaped supporting unit;
the maintenance equipment is mostly arranged on the ground at a distance of 2-3 m, specifically, the support units can be 5 groups, the support frame 3 can be 40-60 cm in length and 5-10 cm in diameter, so that the height required by a user can be met, and the diameter of the support frame is 5-10 cm when the support frame is held by hands to climb, so that the support frame is more suitable for being held and grabbed by hands of a human body; the support frame 3 is made of glass fiber reinforced plastic, the glass fiber reinforced plastic is an insulating material with high hardness and high insulating property, and a protective coating can be arranged on the surface of the support frame 3; the surface can also be treated with an insulating varnish. Two support frames 3 that are arranged in the supporting unit of the top can extend upwards for 20cm, are used for better connecting fixed plate unit, non-slip mat 8 and insulating hook 7, also can upwards extend the top at support frame 3 and set up the platform, are arranged in the non-slip mat 8 below, can place user's instrument, and user can take some instruments more, has also reduced the risk that the instrument dropped, makes the working process more high-efficient, safe.
Wherein, running-board 1 can set up to the dull and stereotyped structure of broad, and the user of service is pedal convenient, and is safer, also can cover anti-skidding material on the running-board 1, for example: rubber can increase friction, protect user's safety, also can protect running-board 1, reduce because of trampling the wearing and tearing that cause for a long time.
A fixation plate unit comprising: fixed plate 11, regulating part 10, fixing base 9, fixed plate 11 passes through regulating part 10 and connects fixing base 9, and running-board 1 is connected to fixing base 9, and regulating part 10 can drive fixed plate 11 and rotate for fixing base 9.
The fixing plate 11 can be a rectangular flat plate structure, and can be tightly attached to the electric pole through the adjustment of the adjusting piece 10, and the fixing plate 11 should also be made of an insulating material. Regulating part 10 can be the bolt, and when the angle of fixed plate 11 was adjusted to needs, the bolt rotated, made fixed plate 11 can rotate, rotated when suitable angle, the locking bolt to fixing base 9 can laminate the pole, can prevent effectively that the difficult emergence of atress from empting about the extension ladder when using from controlling.
The automatic latching mechanism 2 is adapted to automatically lock the support frame 3 of an adjacent support unit to the support frame 3 of the adjacent support unit. The automatic latch mechanism 2 is known in the art and will not be described in detail herein.
In some embodiments, the support frame 3 comprises a top wall, a bottom wall, and front and rear walls extending between the top and bottom walls; the front wall and the rear wall of the support frame 3 in the upper support unit can be inserted into the front wall and the rear wall of the support frame 3 in the lower support unit; an automatic latch mechanism 2 is provided between the footboard 1 in the lower support unit and the footboard 1 in at least one of the upper support units.
The forearm, the back wall of the support frame 3 that are located the top can contract towards the forearm, the back wall of the support frame 3 that are located the below in, when whole support unit are in the shrink, the extension ladder is in minimum area occupied, makes things convenient for the user to remove, and support unit also can stretch according to user of service needs, when stretching to the position of needs, when needing to fix, start automatic latch structure, and support unit is fixed, can use, and is high-efficient convenient.
In some embodiments, an insulated extension ladder further comprises: bracing piece 6, bolt 5, solid fixed ring 4 cup joints on support frame 3, bracing piece 6 passes through solid fixed ring 4 is connected to bolt 5.
In some embodiments, the support bar 6 is H-shaped, and the support bar 6 can be moved by the bolt 5 by an angle of 0-90 degrees.
6 swing joint bolts 5 of bracing piece makes bracing piece 6 rotate for the axle along bolt 5, and the user of service can be according to the angle of support element when meetting uneven ground such as hollow topography or slope at the job site, corresponds the angle that changes bracing piece 6, makes the extension ladder more firm, when need not use or need remove, makes bracing piece 6 be 0 with the angle modulation of support element, saves space, portable.
The fixing ring 4 can adopt a circular hoop, and is fastened by bolts, so that the supporting rod 6 can be detached when not needed, the size of the detachable telescopic ladder is reduced, and the detachable telescopic ladder is more convenient for users to carry.
In some embodiments, the insulating extension ladder further comprises a fixing strap 12 and a locking buckle 13, wherein the two ends of the fixing strap 12 are connected with the supporting frame 3, and the locking buckle 13 is movably arranged on the fixing strap 12. When the user works, the fixing band 12 can be sleeved on the electric pole, the length of the fixing band 12 can be adjusted through the lock catch 13, and the fixing band 12 is made to be more attached to the electric pole.
Fixed band 12 joint support frame 3 is swing joint, when needs cover when the pole, the connection is relieved to one end, the back is gone up at the pole to the cover, reconnect it on support frame 3, when fixed band 12 is enough long-term, also can overlap fixed band 12 on human and pole, in the course of the work, if meet flexible terraced face and empty, the user person is accessible fixed band 12 protection self safety promptly, fixed band 12 adopts dacron and the meshbelt processing of higher strength to form, its intensity is big, wear-resisting durable, it is simple and easy light, make the telescopic link better fixed with the pole.
The lock catch 13 can be a Chinese character 'ri' lock catch, and the length of the fixing strap 12 can be adjusted through the Chinese character 'ri' lock catch.
In some embodiments, an insulated extension ladder further comprises: and the non-slip mat 8 is fixed between the two support frames 3 through the insulating hooks 7 and the fixing seats 9 arranged at the two ends of the non-slip mat 8.
In some embodiments, the anti-slip mat 8 is U-shaped, so that the anti-slip mat 8 fits the outer surface of the pole. The slipmat 8 laminates with the pole surface, and the area of contact of multiplicable extension ladder and pole makes skid-proof effect reinforcing, protects user of service's safety, for example: when the operation of the time that wind-force is great, the slipmat 8 increases the frictional force with the pole, protection user's that can be better safety.
In some embodiments, an insulating extension ladder further comprises: insulating couple 7, insulating couple 7 is located the top of two support frames 3.
The insulating hook 7 is J-shaped and can rotate 360 degrees relative to the non-slip mat, the vertical part of the insulating hook 7 is connected to the top ends of the two support rods 6, and the bent part is hung on the cross arm of the transformer; the insulating hook 7 can be S-shaped and is respectively hung on the supporting rod 6 and the transformer cross arm, the surface of the insulating hook 7 can be pasted with a reflective strip for warning, the size of the insulating hook 7 can be set according to the bearing requirement, and the material can also be plastic or metal plated with insulating material.
In some embodiments, the number of the fixing plate units is 2. The fixed plate 11 is attached to the wall surface, and the contact area is increased.
According to the technical scheme, the insulating extension ladder comprises a supporting unit, wherein the supporting unit comprises two supporting frames 3 and a pedal plate 1, the two supporting frames 3 are parallel to each other, and the two supporting frames 3 are interconnected through the pedal plate 1 to form a U-shaped supporting unit; a fixation plate unit comprising: fixed plate 11, regulating part 10, fixing base 9, fixed plate 11 passes through regulating part 10 and connects fixing base 9, and fixing base 9 links above-mentioned running-board 1, and regulating part 10 can drive fixed plate 11 and rotate for fixing base 9. When the extension ladder uses, high flexible support unit as required, the support unit supports the pole, user of service is according to the angle of extension ladder, adjust the angle of bracing piece 6, come better fixed extension ladder, do not need other people to help and support, through adjusting fixing base unit angle, make the fixing base press close to the pole, increase area of contact, effectively prevent about the use atress difficult emergence topple over, fixed band 12 cover is on the pole, adjust fixed band 12 length through hasp 13, also can protect user of service, 8 laminating poles of slipmat, frictional force has been increased, the safety protection to user of service has been increased, it is not firm to solve the fixed potential safety hazard of insulating ladder, the problem that leads to staff's potential safety hazard increase.
The embodiments provided in the present application are only a few examples of the general concept of the present application, and do not limit the scope of the present application. Any other embodiments extended according to the scheme of the present application without inventive efforts will be within the scope of protection of the present application for a person skilled in the art.
Claims (9)
1. An insulating extension ladder, comprising:
a support unit comprising two support frames (3) and a footboard (1), said two support frames (3) being parallel to each other, said two support frames (3) being interconnected by said footboard (1) to form a U-shaped support unit;
a fixation plate unit comprising: the pedal device comprises a fixing plate (11), an adjusting piece (10) and a fixing seat (9), wherein the fixing plate (11) is connected with the fixing seat (9) through the adjusting piece (10), the fixing seat (9) is connected with the pedal plate (1), and the adjusting piece (10) can drive the fixing plate (11) to rotate relative to the fixing seat (9).
2. An insulating extension ladder as claimed in claim 1, characterized in that the support frame (3) comprises a top wall, a bottom wall and a front wall and a rear wall extending between the top wall and the bottom wall; the front wall and the rear wall of the support frame (3) in the upper support unit can be inserted into the front wall and the rear wall of the support frame (3) in the lower support unit; an automatic latch mechanism (2) is arranged between the foot board (1) in the lower supporting unit and the foot board (1) in at least one upper supporting unit.
3. The insulating extension ladder of claim 1, further comprising: bracing piece (6), bolt (5), solid fixed ring (4), gu fixed ring (4) cup joints on support frame (3), bracing piece (6) pass through bolt (5) are connected gu fixed ring (4).
4. An insulating extension ladder as claimed in claim 3, characterized in that the support bar (6) is H-shaped, the angle at which the support bar (6) is movable by means of the bolts (5) being 0-90 °.
5. The insulating extension ladder according to claim 1, further comprising a fixing strap (12) and a latch (13), wherein two ends of the fixing strap (12) are connected with the support frame (3), and the latch (13) is movably arranged on the fixing strap (12).
6. The insulating extension ladder of claim 1, further comprising: and the insulating hooks (7) are positioned at the top ends of the two support frames (3).
7. The insulating extension ladder of claim 6, further comprising: the anti-skid device comprises anti-skid pads (8), wherein the anti-skid pads (8) are fixed between the two support frames (3) through the insulating hooks (7) and the fixing seats (9) which are arranged at the two ends.
8. An insulating extension ladder as claimed in claim 7, characterized in that said skidproof mat (8) is U-shaped, making said skidproof mat (8) adhere to the outer surface of the pole.
9. An insulating telescopic ladder according to claim 1, wherein the number of the fixing plate units is 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222887233.0U CN218759673U (en) | 2022-10-31 | 2022-10-31 | Insulating extension ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222887233.0U CN218759673U (en) | 2022-10-31 | 2022-10-31 | Insulating extension ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218759673U true CN218759673U (en) | 2023-03-28 |
Family
ID=85644426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222887233.0U Active CN218759673U (en) | 2022-10-31 | 2022-10-31 | Insulating extension ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218759673U (en) |
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2022
- 2022-10-31 CN CN202222887233.0U patent/CN218759673U/en active Active
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