CN110725645A - Ladder for cable maintenance - Google Patents
Ladder for cable maintenance Download PDFInfo
- Publication number
- CN110725645A CN110725645A CN201910837450.9A CN201910837450A CN110725645A CN 110725645 A CN110725645 A CN 110725645A CN 201910837450 A CN201910837450 A CN 201910837450A CN 110725645 A CN110725645 A CN 110725645A
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- CN
- China
- Prior art keywords
- ladder
- plate
- connecting shaft
- fixing device
- ladder frame
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- 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
- E06C1/04—Ladders for resting against objects, e.g. walls poles, trees
-
- 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
- E06C7/48—Ladder heads; Supports for heads of ladders for resting against objects
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ladders (AREA)
Abstract
The application provides a ladder for cable maintenance relates to the power equipment field. The ladder comprises a ladder body, the ladder body includes left ladder frame and right ladder frame, be provided with a plurality of interval distribution's backup pad between left ladder frame and the right ladder frame, the upper end of ladder body is equipped with supplementary fixing device, go up supplementary fixing device and include the accessory plate, be equipped with the connecting axle between the upper end of left ladder frame and the upper end of right ladder frame, go up the accessory plate and rotate to be connected on last connecting axle, the rear portion of going up the accessory plate is equipped with the slipmat, goes up to be equipped with the instrument in the accessory plate and accomodates the chamber, the lower extreme of ladder body is equipped with down supplementary fixing device. This application increases the steadiness of ladder, reduces the degree of difficulty of the operation of ascending a height, improves maintenance efficiency's beneficial effect.
Description
Technical Field
The invention relates to the field of power equipment, in particular to a ladder for cable maintenance.
Background
In electric power overhaul, overhead cables or electric power equipment at a higher position often need to be overhauled, particularly outdoor overhead cables need to be overhauled and laid, when a constructor is in construction, an overhaul ladder for ascending is required to be leaned on a wall surface, then construction operation is carried out, the overhaul ladder is leaned on the wall surface and supported by the friction force between the upper end and the lower end of the overhaul ladder and the ground surface and the wall surface, and the overhaul ladder is unstable in fixation and easy to slip; in addition, a plurality of tools are needed to be arranged when the maintenance worker maintains the tool, most of the tools are tied on the body, the tool on hand is fixed on the body again when the tool needs to be replaced in maintenance, then other work is taken out, the operation at high altitude is very inconvenient, the situations of falling of the tool and the like exist, the maintenance difficulty is increased, and the maintenance efficiency is reduced.
Disclosure of Invention
Aiming at the problems that the maintenance ladder in the prior art is unstable in fixation and easy to slip, the invention provides the ladder for cable maintenance, so as to achieve the beneficial effects of increasing the stability of the ladder, reducing the difficulty of ascending operation and improving the maintenance efficiency.
The invention provides a ladder for cable maintenance, which comprises a ladder body, wherein the ladder body comprises a left ladder frame and a right ladder frame, a plurality of supporting plates distributed at intervals are arranged between the left ladder frame and the right ladder frame, an upper auxiliary fixing device is arranged at the upper end of the ladder body and comprises an upper auxiliary plate, an upper connecting shaft is arranged between the upper end of the left ladder frame and the upper end of the right ladder frame, the upper auxiliary plate is rotatably connected to the upper connecting shaft, an upper anti-skid pad is arranged at the rear part of the upper auxiliary plate, a tool accommodating cavity is arranged in the upper auxiliary plate, and a lower auxiliary fixing device is arranged at the lower end of the ladder body.
Further, the backup pad includes the planking, be equipped with the inner panel chamber in the planking, establish the opening on the side of inner panel chamber orientation wall, be equipped with the support extension board in the inner panel chamber, it slides and sets up to support the extension board in the opening, it is located to support the extension board one end in the inner panel chamber is fixed with first limiting plate.
Further, the first limiting plate and the supporting support plate form an L-shaped inner plate.
Further, the opening is located at an upper portion of the outer panel.
Furthermore, a horizontally extending antiskid groove is arranged on the working surface of the upper antiskid pad.
Furthermore, the lower auxiliary fixing device comprises a lower connecting shaft, and two ends of the lower connecting shaft are respectively fixed on the left ladder frame and the right ladder frame; a lower auxiliary plate is rotatably arranged on the lower connecting shaft, and a lower anti-skid pad is arranged on the lower side surface of the lower auxiliary plate; and anti-skidding teeth are fixed on the side surface of the lower auxiliary plate facing the wall surface.
Furthermore, the upper side of lower connecting axle is equipped with the second limiting plate, threaded connection has a plurality of locking bolts on the second limiting plate, lower accessory plate deviate from the side of wall on establish with locking bolt assorted locking hole.
Furthermore, a coil spring is sleeved on the part, extending into the tool containing cavity, of the upper connecting shaft, the inner end of the coil spring is fixed on the upper connecting shaft, and the outer end of the coil spring is fixed on the upper auxiliary plate.
Furthermore, a window is arranged on the side surface of the upper auxiliary plate.
The invention has the beneficial effects that:
the ladder for cable maintenance provided by the invention comprises the upper auxiliary fixing device and the lower auxiliary fixing device, wherein the upper auxiliary fixing device can increase the contact area between a wall surface and the ladder and improve the stability of the ladder; meanwhile, a tool containing cavity is also arranged in the upper auxiliary plate and used for temporarily placing maintenance tools, so that the workload of maintenance workers is reduced, and the maintenance efficiency is improved; the lower auxiliary fixing device further increases the stability of the ladder support, and when the ground is relatively flat, the lower anti-skid pad of the lower auxiliary plate is in contact with the ground, so that the anti-skid capacity is improved; when the ground is rugged, the anti-skid teeth are in contact with the ground, the stability of the ladder is improved, and the safety is high.
In addition, the invention has reliable design principle, simple structure and very wide application prospect.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a front view schematically showing a cable maintenance ladder according to an embodiment of the present invention.
Fig. 2 is a side view of a ladder for cable maintenance according to an embodiment of the present invention.
Fig. 3 is an enlarged schematic view of B in fig. 2.
In the figure, 1, a left ladder frame, 2, a right ladder frame, 3, a support rod, 31, an outer plate, 32, an inner cavity plate, 33, an opening, 34, a support plate, 35, a first limit plate, 4, a lower auxiliary fixing device, 41, a locking bolt, 42, a second limit plate, 43, a lower auxiliary plate, 44, a lower non-slip mat, 45, a lower connecting shaft, 46, non-slip teeth, 47, a locking hole, 5, an upper auxiliary fixing device, 51, a window, 52, an upper auxiliary plate, 53, an upper connecting shaft, 54, an upper non-slip mat, 55, a non-slip groove, 56, a tool receiving cavity, 57 and a coil spring.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The following explains key terms appearing in the present invention.
The invention provides a ladder for cable maintenance, which comprises a ladder body.
Fig. 1 is a front view schematically showing a cable maintenance ladder according to an embodiment of the present invention. As shown in figure 1, the ladder body comprises a left ladder frame 1 and a right ladder frame 2, a plurality of supporting plates 3 distributed at intervals are arranged between the left ladder frame 1 and the right ladder frame 2, and the number of the supporting plates 3 is set according to actual requirements.
Fig. 2 is a side view of a ladder for cable maintenance according to an embodiment of the present invention. Fig. 3 is an enlarged schematic view of B in fig. 2. As shown in fig. 2 and 3, the supporting plate 3 includes an outer plate 31, an inner plate cavity 32 is provided in the outer plate 31, an opening 33 is provided on a side surface of the inner plate cavity 32 facing the wall surface, a supporting plate 34 is provided in the inner plate cavity 32, and the supporting plates 34 are parallel to each other and are arranged at intervals.
The supporting support plate 34 is slidably disposed in the opening 33, and a first limit plate 35 is fixed to one end of the supporting support plate 34 located in the inner plate cavity 32. The first limit plate 35 and the support plate 34 form an L-shaped inner plate.
In this embodiment, the opening 33 is located at an upper portion of the outer plate 31. The height difference between the upper surface of the outer plate 31 and the upper surface of the supporting plate 34 is reduced, and the use comfort and safety of an overhaul worker are improved. When the ladder is used, the left ladder frame 1 and the right ladder frame 2 are obliquely arranged, and the inner plate slides downwards along the opening 33 under the action of self weight, so that the supporting area of the supporting plate 3 is enlarged.
In order to improve the stability of the ladder, the upper end of the ladder body is provided with an upper auxiliary fixing device 5, the upper auxiliary fixing device 5 comprises an upper auxiliary plate 52, an upper connecting shaft 53 is arranged between the upper end of the left ladder frame 1 and the upper end of the right ladder frame 2, the upper auxiliary plate 52 is rotatably connected to the upper connecting shaft 53, the rear part of the upper auxiliary plate 52 is provided with an upper anti-skid pad 54, the working surface of the upper anti-skid pad 54 is provided with a horizontally extending anti-skid groove 55, and the contact resistance between the wall surface and the upper auxiliary plate 52 is improved.
The tool storage chamber 56 is provided with a window 51 on the front side of the upper auxiliary plate 52, and the window 51 can be opened and closed, thereby facilitating the placing and taking of tools and the observation of the tools in the tool storage chamber 56.
A tool containing cavity 56 is arranged in the upper auxiliary plate 52, a coil spring 57 is sleeved on the part of the upper connecting shaft 53 extending into the tool containing cavity 56, the inner end of the coil spring 57 is fixed on the upper connecting shaft 53, the outer end of the coil spring 57 is fixed on the upper auxiliary plate 52, and the coil spring 57 is arranged to facilitate the measurement work in the ascending operation.
When the ladder is used, a tool to be used is directly placed in the tool containing cavity 56, so that the ladder is low in burden and high in safety when an overhaul worker climbs the ladder; the maintenance efficiency is effectively improved due to the convenience of replacing tools in the maintenance process.
In order to further improve the stability of the ladder when supporting, the lower end of the ladder body is provided with a lower auxiliary fixing device 4. As shown in fig. 1 and 2, the lower auxiliary fixing device 4 includes a lower connecting shaft 45, and both ends of the lower connecting shaft 45 are fixed to the left ladder frame 1 and the right ladder frame 2, respectively; a lower auxiliary plate 43 is rotatably arranged on the lower connecting shaft 45, and a lower anti-skid pad 44 is arranged on the lower side surface of the lower auxiliary plate 43; the side of the lower auxiliary plate 43 facing the wall surface is fixed with anti-skid teeth 46.
The upper side of the lower connecting shaft 45 is provided with a second limiting plate 42, the second limiting plate 42 is in threaded connection with a plurality of locking bolts 41, and the side face, away from the wall surface, of the lower auxiliary plate 43 is provided with locking holes 47 matched with the locking bolts 41. The locking bolt 41 is insertable into the locking hole 47.
In the actual use process, when the ground is relatively flat, the lower anti-skid pad 44 of the lower auxiliary plate 43 is contacted with the ground, so that the anti-skid capability is improved; when the ground is rugged, the lower auxiliary plate 43 can be rotated, so that the locking bolt 41 is connected with the locking hole 47, the anti-skid teeth 46 are contacted with the ground, the stability of the ladder is improved, and the safety is high.
The ladder for cable maintenance comprises the upper auxiliary fixing device 5 and the lower auxiliary fixing device 4, wherein the upper auxiliary fixing device 5 can increase the contact area between a wall surface and the ladder and improve the stability of the ladder; meanwhile, a tool accommodating cavity 56 is also arranged in the upper auxiliary plate 52 and used for temporarily placing maintenance tools, so that the workload of maintenance workers is reduced, and the maintenance efficiency is improved; the lower auxiliary fixing device 4 further increases the stability of the ladder support, and when the ground is relatively flat, the lower anti-skid pad 44 of the lower auxiliary plate 43 is in contact with the ground, so that the anti-skid capacity is improved; when the ground is rugged, the anti-skid teeth 46 contact with the ground, the stability of the ladder is improved, and the safety is high.
Although the present invention has been described in detail by referring to the drawings in connection with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions are within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides a cable overhauls uses ladder, includes the ladder body, the ladder body includes left ladder frame (1) and right ladder frame (2), be provided with a plurality of interval distribution's backup pad (3), its characterized in that between left ladder frame (1) and right ladder frame (2): the ladder comprises a ladder body and is characterized in that an upper auxiliary fixing device (5) is arranged at the upper end of the ladder body, the upper auxiliary fixing device (5) comprises an upper auxiliary plate (52), an upper connecting shaft (53) is arranged between the upper end of a left ladder frame (1) and the upper end of a right ladder frame (2), the upper auxiliary plate (52) is rotatably connected onto the upper connecting shaft (53), an upper anti-skid pad (54) is arranged at the rear part of the upper auxiliary plate (52), a tool containing cavity (56) is arranged in the upper auxiliary plate (52), and a lower auxiliary fixing device (4) is arranged at the lower end of the ladder body.
2. A ladder for cable maintenance according to claim 1, wherein: backup pad (3) are including planking (31), be equipped with interior plate chamber (32) in planking (31), establish opening (33) on the side of interior plate chamber (32) orientation wall, be equipped with in interior plate chamber (32) and support extension board (34), it slides and sets up to support extension board (34) in opening (33), it is located to support extension board (34) one end in interior plate chamber (32) is fixed with first limiting plate (35).
3. A ladder for cable maintenance according to claim 2, wherein: the first limiting plate (35) and the supporting support plate (34) form an L-shaped inner plate.
4. A ladder for cable maintenance according to claim 2, wherein: the opening (33) is located at an upper portion of the outer plate (31).
5. A ladder for cable maintenance according to claim 1, wherein: the working surface of the upper anti-skid pad (54) is provided with an anti-skid groove (55) which extends horizontally.
6. A ladder for cable maintenance according to claim 1, wherein: the lower auxiliary fixing device (4) comprises a lower connecting shaft (45), and two ends of the lower connecting shaft (45) are respectively fixed on the left ladder frame (1) and the right ladder frame (2); a lower auxiliary plate (43) is rotatably arranged on the lower connecting shaft (45), and a lower anti-skid pad (44) is arranged on the lower side surface of the lower auxiliary plate (43); and anti-skidding teeth (46) are fixed on the side surface of the lower auxiliary plate (43) facing the wall surface.
7. A ladder for cable maintenance according to claim 6, wherein: the upside of lower connecting axle (45) is equipped with second limiting plate (42), threaded connection has a plurality of locking bolt (41) on second limiting plate (42), lower accessory plate (43) deviate from on the side of wall establish with locking bolt (41) assorted locking hole (47).
8. A ladder for cable maintenance according to claim 1, wherein: a coil spring (57) is sleeved on the part, extending into the tool containing cavity (56), of the upper connecting shaft (53), the inner end of the coil spring (57) is fixed on the upper connecting shaft (53), and the outer end of the coil spring (57) is fixed on the upper auxiliary plate (52).
9. A ladder for cable maintenance according to claim 1, wherein: the side surface of the upper auxiliary plate (52) is provided with a window (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910837450.9A CN110725645A (en) | 2019-09-05 | 2019-09-05 | Ladder for cable maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910837450.9A CN110725645A (en) | 2019-09-05 | 2019-09-05 | Ladder for cable maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110725645A true CN110725645A (en) | 2020-01-24 |
Family
ID=69217848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910837450.9A Pending CN110725645A (en) | 2019-09-05 | 2019-09-05 | Ladder for cable maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110725645A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112627710A (en) * | 2020-11-17 | 2021-04-09 | 吴开龙 | Climbing device for building that commonality is strong |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1333291A (en) * | 1971-01-06 | 1973-10-10 | Standard Telephones Cables Ltd | Step ladders |
| CN205243415U (en) * | 2015-11-24 | 2016-05-18 | 金华职业技术学院 | Antiskid ladder |
| CN205713943U (en) * | 2016-06-04 | 2016-11-23 | 杭州千岛湖兴邦果业专业合作社 | A kind of movable ladder of pruning fruit tree fruit bagging |
| CN207144794U (en) * | 2017-08-10 | 2018-03-27 | 国网重庆市电力公司巫溪县供电分公司 | Emergency situation of powering rescue ladder |
| CN109630000A (en) * | 2018-11-30 | 2019-04-16 | 南安市商宏机械科技有限公司 | A kind of dedicated high firm single ladder of electric power overhaul with overturning-preventing function |
-
2019
- 2019-09-05 CN CN201910837450.9A patent/CN110725645A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1333291A (en) * | 1971-01-06 | 1973-10-10 | Standard Telephones Cables Ltd | Step ladders |
| CN205243415U (en) * | 2015-11-24 | 2016-05-18 | 金华职业技术学院 | Antiskid ladder |
| CN205713943U (en) * | 2016-06-04 | 2016-11-23 | 杭州千岛湖兴邦果业专业合作社 | A kind of movable ladder of pruning fruit tree fruit bagging |
| CN207144794U (en) * | 2017-08-10 | 2018-03-27 | 国网重庆市电力公司巫溪县供电分公司 | Emergency situation of powering rescue ladder |
| CN109630000A (en) * | 2018-11-30 | 2019-04-16 | 南安市商宏机械科技有限公司 | A kind of dedicated high firm single ladder of electric power overhaul with overturning-preventing function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112627710A (en) * | 2020-11-17 | 2021-04-09 | 吴开龙 | Climbing device for building that commonality is strong |
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Legal Events
| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200124 |
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| RJ01 | Rejection of invention patent application after publication |