CN216157571U - Electric power overhauls ladder adjustment type stabilizer blade structure - Google Patents
Electric power overhauls ladder adjustment type stabilizer blade structure Download PDFInfo
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- CN216157571U CN216157571U CN202122118409.1U CN202122118409U CN216157571U CN 216157571 U CN216157571 U CN 216157571U CN 202122118409 U CN202122118409 U CN 202122118409U CN 216157571 U CN216157571 U CN 216157571U
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- base
- pawl
- electric power
- rotating shaft
- ladder
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- 239000003381 stabilizer Substances 0.000 title claims description 5
- 238000012423 maintenance Methods 0.000 claims abstract description 16
- 238000007689 inspection Methods 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 4
- 230000007547 defect Effects 0.000 abstract description 4
- 238000005457 optimization Methods 0.000 description 5
- 230000009194 climbing Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides an adjustable supporting leg structure of an electric power overhaul ladder, which comprises: the device comprises a base, an inspection ladder, a bearing, a rotating shaft, a shaft sleeve, support legs, a ratchet wheel, a hinged support, a pawl, a spring and a hand lever; the base is in a rectangular tubular shape; the maintenance ladder is arranged at the top end of the base and is welded and fixed with the base; the left end and the right end of the base are respectively provided with one bearing, the left end and the right end of the bearing are parallel and opposite, and the bearing and the base are embedded and fixed; the rotating shaft is arranged between the bearings and is in interference connection with the bearings; the left side and the right side of the rotating shaft are respectively provided with one shaft sleeve, and the shaft sleeves are connected with the rotating shaft key; the support legs are arranged at the upper end of the shaft sleeve and are fixedly embedded with the shaft sleeve; the adjustable support leg structure of the electric power overhaul ladder has the advantages of reasonable structure, convenience in use, more stable support and improved safety through the improvement of the adjustable support leg structure of the electric power overhaul ladder, so that the problems and the defects provided by the utility model are effectively solved.
Description
Technical Field
The utility model relates to the technical field of electric power overhaul ladders, in particular to an adjustable supporting leg structure of an electric power overhaul ladder.
Background
At electric power maintenance in-process, often use the ladder of climbing to the eminence to be called electric power maintenance ladder, at maintenance in-process, need lean on the maintenance ladder on supports such as wall or pole, thereby the maintainer climbs up the maintenance ladder and overhauls the power equipment of top.
Electric power overhaul ladder is inclination when using, and the maintainer has the possibility of taking place to topple over backward when climbing, uses comparatively inconveniently, supports firmly inadequately, and electric power overhaul environment variety, the friction coefficient that overhauls ladder bottom and ground is also different, leads to overhauing ladder and ground to have gliding possibility, has certain danger, exists and improves the space.
In view of this, research and improvement are carried out to solve the existing problems, and an adjustable supporting leg structure of an electric power overhaul ladder is provided, aiming at achieving the purposes of solving the problems and improving the practical value through the technology.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an adjustable supporting leg structure of an electric power overhaul ladder, which aims to solve the problems and the defects in the background technology.
In order to achieve the purpose, the utility model provides an adjustable supporting leg structure of an electric power overhaul ladder, which is achieved by the following specific technical means:
an electric power overhauls ladder regulation formula stabilizer blade structure includes: the device comprises a base, an inspection ladder, a bearing, a rotating shaft, a shaft sleeve, support legs, a ratchet wheel, a hinged support, a pawl, a spring and a hand lever; the base is in a rectangular tubular shape; the maintenance ladder is arranged at the top end of the base and is welded and fixed with the base; the left end and the right end of the base are respectively provided with one bearing, the left end and the right end of the bearing are parallel and opposite, and the bearing and the base are embedded and fixed; the rotating shaft is arranged between the bearings and is in interference connection with the bearings; the left side and the right side of the rotating shaft are respectively provided with one shaft sleeve, and the shaft sleeves are connected with the rotating shaft key; the support legs are arranged at the upper end of the shaft sleeve and are fixedly embedded with the shaft sleeve; the ratchet wheel is arranged in the middle of the rotating shaft and is connected with the rotating shaft in a key mode; the hinged support is arranged on the rear side of the ratchet wheel and is welded and fixed with the base; the pawl is arranged at the upper end of the hinged support and is hinged with the hinged support; the spring is arranged at the lower end of the pawl, the top end of the spring is fixed with the pawl bolt, and the lower end of the spring is fixed with the base bolt; the hand lever is arranged at the top end of the pawl and fixed with the pawl bolt.
As a further optimization of the technical scheme, the adjustable support leg structure of the electric power overhaul ladder is characterized in that the bottom end of the base and the front end of the support leg are respectively provided with an anti-skid pad.
As a further optimization of the technical scheme, the utility model relates to an adjustable support leg structure of an electric power overhaul ladder, wherein the support leg is in a concave shape.
As a further optimization of the technical scheme, the adjustable support leg structure of the electric power overhaul ladder is characterized in that the front end of the base is provided with a groove for mounting the support leg, and the support leg can rotate in the groove formed in the base.
As a further optimization of the technical scheme, the adjustable supporting leg structure of the electric power overhaul ladder is characterized in that the top end of the base is provided with a groove for moving the hand lever.
As a further optimization of the technical scheme, the adjustable supporting leg structure of the electric power overhaul ladder is characterized in that the pawl is arranged at the rear end of the ratchet wheel and is clamped with the ratchet wheel.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
1. according to the utility model, the ratchet wheel on the rotating shaft is matched with the pawl, and the support leg drives the rotating shaft to rotate, so that when the ladder is obliquely placed, the support leg rotates forwards to contact with the ground, and when an overhaul worker climbs, the support leg is supported at the front end of the overhaul ladder and cannot topple backwards, therefore, the ladder is convenient to use and stable in support.
2. According to the utility model, the anti-slip pads are arranged at the bottom end of the base and the front ends of the support legs, so that when the bottom of the base is in contact with the front ends of the support legs and the ground, the friction force between the base and the ground is increased, the base is not easy to slip on the ground, the risk is reduced, and the safety is improved.
3. The adjustable support leg structure of the electric power overhaul ladder has the advantages of reasonable structure, convenience in use, more stable support and improved safety through the improvement of the adjustable support leg structure of the electric power overhaul ladder, so that the problems and the defects in the background art are effectively solved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the foot opening structure of the present invention;
FIG. 3 is a schematic view of the connection structure of the ratchet and the pawl of the present invention.
In the figure: the device comprises a base 1, an inspection ladder 2, a bearing 3, a rotating shaft 4, a shaft sleeve 5, a support leg 6, a ratchet wheel 7, a hinged support 8, a pawl 9, a spring 10 and a hand lever 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model.
Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, for example, as being fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 3, the present invention provides a specific technical implementation of an adjustable supporting leg structure of an electric power overhaul ladder:
an electric power overhauls ladder regulation formula stabilizer blade structure includes: the device comprises a base 1, an inspection ladder 2, a bearing 3, a rotating shaft 4, a shaft sleeve 5, a support leg 6, a ratchet 7, a hinged support 8, a pawl 9, a spring 10 and a hand lever 11; the base 1 is in a rectangular tube shape; the maintenance ladder 2 is arranged at the top end of the base 1, and the maintenance ladder 2 is welded and fixed with the base 1; the left end and the right end of the base 1 of the bearing 3 are respectively provided with one bearing, the left end and the right end of the bearing 3 are parallel and opposite, and the bearing 3 is embedded and fixed with the base 1; the rotating shaft 4 is arranged between the bearings 3, and the rotating shaft 4 is in interference connection with the bearings 3; the shaft sleeve 5 is arranged on each of the left side and the right side of the rotating shaft 4, and the shaft sleeve 5 is in key connection with the rotating shaft 4; the support legs 6 are arranged at the upper end of the shaft sleeve 5, and the support legs 6 are fixedly embedded with the shaft sleeve 5; the ratchet wheel 7 is arranged in the middle of the rotating shaft 4, and the ratchet wheel 7 is connected with the rotating shaft 4 in a key mode; the hinged support 8 is arranged at the rear side of the ratchet wheel 7, and the hinged support 8 is welded and fixed with the base 1; the pawl 9 is arranged at the upper end of the hinged support 8, and the pawl 9 is hinged with the hinged support 8; the spring 10 is arranged at the lower end of the pawl 9, the top end of the spring 10 is fixed with the pawl 9 through a bolt, and the lower end of the spring 10 is fixed with the base 1 through a bolt; the hand lever 11 is arranged at the top end of the pawl 9, and the hand lever 11 is fixed with the pawl 9 through bolts.
Specifically, referring to fig. 1, the bottom end of the base 1 and the front ends of the support legs 6 are provided with anti-slip pads, when the bottom of the base 1 contacts the front ends of the support legs 6 and the ground, the friction force between the base 1 and the ground is increased, and the base 1 is not easy to slip on the ground.
Specifically, referring to fig. 1, the support leg 6 is in a shape of a Chinese character 'ao', the support leg 6 rotates forward to contact with the ground, and when the maintenance personnel climbs high, the support leg is supported at the front end of the maintenance ladder 2 and cannot fall backwards.
Specifically, referring to fig. 1, a groove for mounting the supporting leg 6 is formed at the front end of the base 1, and the supporting leg 6 can rotate in the groove formed in the base 1.
Specifically, referring to fig. 3, the top end of the base 1 is provided with a groove for moving the hand lever 11, the hand lever 11 is swung backwards, the pawl 9 is disengaged from the ratchet 7, and after the hand lever 11 is released, the spring 10 pulls back the pawl 9 and is clamped with the ratchet 7.
Specifically, referring to fig. 3, the pawl 9 is disposed at the rear end of the ratchet 7, the pawl 9 is engaged with the ratchet 7, the leg 6 drives the ratchet 7 to rotate through the rotating shaft 4, and the leg 6 cannot directly rotate due to the engagement of the pawl 9 and the ratchet 7.
The method comprises the following specific implementation steps:
according to the reference of fig. 1 to 3, the maintenance ladder 2 leans against the wall at an inclined angle, the support leg 6 rotates on the rotating shaft 4, the ratchet wheel 7 rotates along with the rotating shaft 4 and the pawl 9 in a matched mode, the support leg 6 rotates forwards to be in contact with the ground, the ratchet wheel 7 is clamped with the pawl 9, a maintenance worker can climb, after maintenance is completed, the hand lever 11 swings backwards, the pawl 9 is separated from the ratchet wheel 7, the support leg 6 returns to the original position, the hand lever 11 is loosened, and the pawl 9 is pulled back by the spring 10 and is clamped with the ratchet wheel 7.
In summary, the following steps: according to the adjustable support leg structure of the electric power overhaul ladder, the ratchet wheel arranged on the rotating shaft is matched with the pawl, and the support leg drives the rotating shaft to rotate; by arranging the anti-slip pads at the bottom end of the base and the front ends of the support legs, when the bottom of the base is in contact with the front ends of the support legs and the ground, the friction force between the base and the ground is increased, the base is not easy to slip on the ground, the risk is reduced, and the safety is improved; the adjustable support leg structure of the electric power overhaul ladder has the advantages of reasonable structure, convenience in use, more stable support and improved safety through the improvement of the adjustable support leg structure of the electric power overhaul ladder, so that the problems and the defects provided by the utility model are effectively solved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An electric power overhauls ladder regulation formula stabilizer blade structure includes: the device comprises a base (1), an inspection ladder (2), a bearing (3), a rotating shaft (4), a shaft sleeve (5), support legs (6), a ratchet wheel (7), a hinged support (8), a pawl (9), a spring (10) and a hand lever (11); the method is characterized in that: the base (1) is in a rectangular tubular shape; the maintenance ladder (2) is arranged at the top end of the base (1), and the maintenance ladder (2) is welded and fixed with the base (1); the left end and the right end of the base (1) of the bearing (3) are respectively provided with one bearing, the left end and the right end of the bearing (3) are parallel and opposite, and the bearing (3) is embedded and fixed with the base (1); the rotating shaft (4) is arranged between the bearings (3), and the rotating shaft (4) is in interference connection with the bearings (3); the left side and the right side of the rotating shaft (4) of the shaft sleeve (5) are respectively provided with one shaft sleeve, and the shaft sleeve (5) is connected with the rotating shaft (4) in a key mode; the support legs (6) are arranged at the upper end of the shaft sleeve (5), and the support legs (6) are fixedly embedded in the shaft sleeve (5); the ratchet wheel (7) is arranged in the middle of the rotating shaft (4), and the ratchet wheel (7) is connected with the rotating shaft (4) in a key mode; the hinged support (8) is arranged on the rear side of the ratchet wheel (7), and the hinged support (8) is welded and fixed with the base (1); the pawl (9) is arranged at the upper end of the hinged support (8), and the pawl (9) is hinged with the hinged support (8); the spring (10) is arranged at the lower end of the pawl (9), the top end of the spring (10) is fixed with the pawl (9) through a bolt, and the lower end of the spring (10) is fixed with the base (1) through a bolt; the hand lever (11) is arranged at the top end of the pawl (9), and the hand lever (11) is fixed with the pawl (9) through a bolt.
2. An electric power overhaul ladder adjustable foot structure as claimed in claim 1, wherein: and anti-slip pads are arranged at the bottom end of the base (1) and the front ends of the support legs (6).
3. An electric power overhaul ladder adjustable foot structure as claimed in claim 1, wherein: the supporting legs (6) are in a concave shape.
4. An electric power overhaul ladder adjustable foot structure as claimed in claim 1, wherein: the front end of the base (1) is provided with a groove for mounting the support leg (6), and the support leg (6) can rotate in the groove formed in the base (1).
5. An electric power overhaul ladder adjustable foot structure as claimed in claim 1, wherein: the top end of the base (1) is provided with a groove for the movement of the hand lever (11).
6. An electric power overhaul ladder adjustable foot structure as claimed in claim 1, wherein: the pawl (9) is arranged at the rear end of the ratchet wheel (7), and the pawl (9) is connected with the ratchet wheel (7) in a clamping mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122118409.1U CN216157571U (en) | 2021-09-03 | 2021-09-03 | Electric power overhauls ladder adjustment type stabilizer blade structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122118409.1U CN216157571U (en) | 2021-09-03 | 2021-09-03 | Electric power overhauls ladder adjustment type stabilizer blade structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216157571U true CN216157571U (en) | 2022-04-01 |
Family
ID=80841880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122118409.1U Expired - Fee Related CN216157571U (en) | 2021-09-03 | 2021-09-03 | Electric power overhauls ladder adjustment type stabilizer blade structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216157571U (en) |
-
2021
- 2021-09-03 CN CN202122118409.1U patent/CN216157571U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220401 |