CN213330864U

CN213330864U - Foldable safe cat ladder is used in electric power construction

Info

Publication number: CN213330864U
Application number: CN202021726859.8U
Authority: CN
Inventors: 朱春媛
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-18
Filing date: 2020-08-18
Publication date: 2021-06-01
Anticipated expiration: 2030-08-18

Abstract

The utility model provides a folding safety crawling ladder for electric power construction, which comprises a base, an upper climbing frame, a lower climbing frame, an upper handrail, a lower handrail, a connecting rod and a pedal, wherein the lower climbing frame is movably arranged at the top of the base through a base rotating shaft, the upper climbing frame is movably arranged at the top of the lower climbing frame through a hinge, one side of the upper climbing frame and one side of the lower climbing frame are fixedly provided with a fixing part, the folding safety crawling ladder for electric power construction is provided with the upper climbing frame and the lower climbing frame, the upper climbing frame and the lower climbing frame can be folded through the hinge, the folding safety crawling ladder is convenient to carry, the handrails are arranged on the upper climbing frame and the lower climbing frame, the handrails can be folded and unfolded through the handrail rotating shaft, the safety of construction can be increased through rotating the handrails, the width of the crawling ladder can be increased, the continuous close-distance construction is convenient, the stability of the crawling, improve constructor's security, use manpower sparingly.

Description

Foldable safe cat ladder is used in electric power construction

Technical Field

The utility model relates to an electric power construction technical field specifically is a foldable safe cat ladder is used in electric power construction.

Background

The cat ladder is a construction tool that electric power construction is commonly used, can help constructor to ascend a height the operation, the cat ladder comprises montant and horizontal pole, directly place the cat ladder subaerial when using, when the ground that the cat ladder was placed is soft soil, lead to the cat ladder to produce easily and rock, stability is relatively poor, there is the potential safety hazard, and need the fixed cat ladder of extra manpower assistance, the specification and size of ordinary cat ladder is fixed, can not fold, inconvenient carrying and operation, when constructing in succession near place, need follow the cat ladder and get off, remove the cat ladder, waste time and energy, and do not set up the handrail, at the in-process of construction, lack safety measure.

Therefore, the utility model provides an electric power construction is with foldable safe cat ladder.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art exists, the utility model aims at providing a foldable safe cat ladder is used in electric power construction to solve the problem that proposes in the above-mentioned background, the utility model discloses a hinge can be folded the upper rack, and convenient to carry installs handrail and lower handrail on upper rack and the lower rack, can increase the security of construction through rotating handrail and lower handrail, and can increase the width of cat ladder, conveniently carry out continuous construction, can increase the cat ladder at soft subaerial stability through base and fixed foot, improves constructor's security, uses manpower sparingly.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides an electric power construction is with foldable safe cat ladder, includes base, upward climbs the frame, climbs the frame down, goes up handrail, lower handrail, connecting rod and footboard, climb down and put up the top of base axis of rotation movable mounting at the base, go up and climb the top of frame through hinge movable mounting under, the equal fixed mounting in one side of frame and the frame of climbing down has the mounting, go up handrail and handrail down and pass through handrail axis of rotation movable mounting inside the mounting, the shape of mounting is the U type, the top and the bottom symmetry of mounting are provided with the pinhole, go up the one end of handrail and lower handrail and seted up the pinhole, install the fixed pin in the pinhole.

As an embodiment of the present invention, the bottom fixed mounting of the climbing frame has a projection, the top of the climbing frame is provided with a groove, and the projection and the groove are fixedly connected by a fixing bolt.

As a preferred embodiment of the present invention, the bottom of the base is fixedly provided with fixing legs in a welding manner, and the number of the fixing legs is 4.

As an optimal implementation manner of the present invention, the screw holes are formed in the bottom of the upper handrail and the top of the lower handrail, and the upper handrail and the lower handrail are fixedly connected through the connecting rod.

As a preferred embodiment of the present invention, the two ends of the connecting rod are symmetrically provided with threads, and the number of the connecting rods is 2.

As a preferred embodiment of the utility model, the inside of climbing frame and climbing frame down is provided with the footboard, the footboard respectively with climb the frame and climb frame integrated into one piece down.

The utility model has the advantages that: the utility model relates to an electric power construction is provided with climbing frame and lower climbing frame with foldable safe cat ladder, can be folded climbing frame and lower climbing frame on with through the hinge, high durability and convenient carrying, install handrail and handrail down on climbing frame and the lower climbing frame, go up handrail and handrail down and can fold and expand through the handrail axis of rotation, through rotating the security that handrail or handrail can increase the construction down, and can increase the width of cat ladder, conveniently carry out continuous closely the construction, can increase the cat ladder at soft subaerial stability through base and fixed foot, improve constructor's security, use manpower sparingly.

Drawings

FIG. 1 is a structural diagram of a foldable safety ladder for electric power construction;

FIG. 2 is a left side view of the foldable safety ladder for electric power construction of the utility model;

FIG. 3 is a top view section of the foldable safety ladder for power construction of the utility model;

FIG. 4 is a folding structure diagram of the folding safety ladder for electric power construction of the utility model;

FIG. 5 is a folding cross-sectional view of the foldable safety ladder for power construction of the present invention;

FIG. 6 is an enlarged view of the A part in FIG. 1 of the foldable safety ladder for electric power construction of the present invention;

FIG. 7 is an enlarged view of the foldable safety ladder stand for power construction at B in FIG. 5;

in the figure: 1. a base; 2. climbing frames; 3. a lower climbing frame; 4. an upper armrest; 5. a lower armrest; 6. a connecting rod; 7. a pedal; 8. a fixing leg; 9. a hinge; 10. a base rotating shaft; 11. A fixing member; 12. an armrest rotating shaft; 13. a pin hole; 14. a screw hole; 16. a thread; 18. fixing the bolt; 19. a bump; 20. a groove; 21. and fixing the pin.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1 to 7, the present invention provides a technical solution: the utility model provides a foldable safe cat ladder for electric power construction, includes base 1, goes up and climbs frame 2, climbs frame 3 down, goes up handrail 4, lower handrail 5, connecting rod 6 and footboard 7, it passes through base axis of rotation 10 movable mounting at the top of base 1 to climb frame 3 down, it climbs the top of frame 3 down through hinge 9 movable mounting to go up to climb frame 2, the equal fixed mounting in one side of climbing frame 2 and lower frame 3 has mounting 11, it passes through handrail axis of rotation 12 movable mounting inside mounting 11 with lower handrail 5 to go up handrail 4, mounting 11's shape is the U type, mounting 11's top and bottom symmetry are provided with pinhole 13, go up handrail 4 and the one end of lower handrail 5 and seted up pinhole 13, install fixed pin 21 in the pinhole 13.

As an optimal implementation mode of the utility model, the bottom fixed mounting of climbing frame 2 has lug 19, climbing frame 3's top is seted up flutedly 20 down, through 18 fixed connection of fixing bolt between lug 19 and the recess 20, lug 19 installs inside recess 20 when expanding to can fix climbing frame 2 and climbing frame 3 down through fixing bolt 18, can increase climbing frame 2 and climb the stability between the frame 3 down, conveniently fold and expand this cat ladder.

As a preferred embodiment of the utility model, there is fixed foot 8 bottom base 1 with welded mode fixed mounting, the quantity of fixed foot 8 is 4, and through inserting fixed foot 8 in the soft ground, increase the stability of this cat ladder, prevent that the cat ladder from taking place to slide, cause the incident, can use manpower sparingly.

As an optimal implementation manner of the present invention, the screw holes 14 have been all opened to the bottom of the upper handrail 4 and the top of the lower handrail 5, through connecting rod 6 fixed connection between the upper handrail 4 and the lower handrail 5, after the upper climbing frame 2 is unfolded, the upper handrail 4 and the lower handrail 5 are connected and fixed through the connecting rod 6, so as to improve the stability of the upper handrail 4 and the lower handrail 5.

As a preferred embodiment of the present invention, the two ends of the connecting rod 6 are symmetrically provided with the screw threads 16, the number of the connecting rod 6 is 2, which facilitates the fixing of the upper handrail 4 and the lower handrail 5, and improves the stability of the upper handrail 5 and the lower handrail 5.

As an optimal implementation mode of the utility model, the inside of climbing frame 2 and climbing frame 3 down is provided with footboard 7, footboard 7 conveniently scrambles with climbing frame 2 and climbing frame 3 integrated into one piece down respectively.

The working principle is as follows: when the folding safety ladder stand for electric power construction is used, the ladder stand is firstly placed on the ground, the upper climbing stand 2 is rotated through the hinge 9, the upper climbing stand 2 is unfolded, the convex block 19 is moved to the inner part of the groove 20, the upper climbing stand 2 and the lower climbing stand 3 are fixed through the fixing bolt 18, the upper handrail 4 and the lower handrail 5 are rotated through the 12-bit axis of the handrail rotating shaft, the upper handrail 4 and the lower handrail 5 are respectively perpendicular to the upper climbing stand 2 and the lower climbing stand 3, the upper handrail 4 and the lower handrail 5 are fixed through the inserting of the fixing pin 21 into the pin hole 13, the connecting rod 6 is rotated, the connecting rod 6 is installed in the screw hole 14 through the screw thread 16, the ladder stand is placed in a proper place through the base 1 and the fixing foot 8 at a place where construction is needed, the fixing foot 8 is inserted into the soil layer, the lower climbing stand 3 is inclined through the base rotating shaft 10, the climbing stand is put on a building where construction is needed through the upper climbing stand, when continuous short-distance construction is needed, the fixing pin 21 is pulled out, the upper handrail 4 or the lower handrail 5 is rotated, the pin hole 13 at the outermost side is selected, the upper handrail 4 and the lower handrail 5 are fixed through the fixing pin 21, when the ladder is folded, the fixing pin 21 is pulled out, the upper handrail 4 or the lower handrail 5 is rotated, the pin hole 13 at the innermost side is selected, the upper handrail 4 and the lower handrail 5 are folded, the ladder is placed on the ground, the connecting rod 6 is rotated in the opposite direction, one end of the connecting rod 6 is separated from the screw hole 14, the upper climbing frame 2 is folded through the hinge 9, the folded ladder is placed on a transportation tool, the folding safety ladder for electric power construction is provided with the upper climbing frame 2 and the lower climbing frame 3, the upper climbing frame 2 and the lower climbing frame 3 can be folded through the hinge 9, the carrying is convenient, the upper handrail 4 and the lower handrail 5 are installed on the upper climbing frame 2 and the lower climbing frame 3, the upper handrail 4 and the lower handrail, can increase the security of construction through rotating handrail 4 or handrail 5 down to can increase the width of this cat ladder, conveniently carry out the construction closely in succession, can increase the cat ladder at soft subaerial stability through base 1 and fixed foot 8, improve constructor's security, use manpower sparingly.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A folding safety ladder stand for electric power construction comprises a base (1), an upper climbing frame (2), a lower climbing frame (3), an upper handrail (4), a lower handrail (5), a connecting rod (6) and a pedal (7), and is characterized in that the lower climbing frame (3) is movably mounted at the top of the base (1) through a base rotating shaft (10), the upper climbing frame (2) is movably mounted at the top of the lower climbing frame (3) through a hinge (9), fixing pieces (11) are fixedly mounted on one sides of the upper climbing frame (2) and the lower climbing frame (3), the upper handrail (4) and the lower handrail (5) are movably mounted inside the fixing pieces (11) through handrail rotating shafts (12), the fixing pieces (11) are U-shaped, pin holes (13) are symmetrically formed in the top and the bottom of the fixing pieces (11), and pin holes (13) are formed in one ends of the upper handrail (4) and the lower handrail (5), and a fixing pin (21) is arranged in the pin hole (13).

2. The folding safety ladder stand for power construction as claimed in claim 1, wherein: the bottom of the upper climbing frame (2) is fixedly provided with a convex block (19), the top of the lower climbing frame (3) is provided with a groove (20), and the convex block (19) and the groove (20) are fixedly connected through a fixing bolt (18).

3. The folding safety ladder stand for power construction as claimed in claim 1, wherein: the bottom of base (1) is with welded mode fixed mounting have fixed foot (8), the quantity of fixed foot (8) is 4.

4. The folding safety ladder stand for power construction as claimed in claim 1, wherein: screw holes (14) are formed in the bottom of the upper handrail (4) and the top of the lower handrail (5), and the upper handrail (4) and the lower handrail (5) are fixedly connected through a connecting rod (6).

5. The folding safety ladder stand for power construction as claimed in claim 1, wherein: the two ends of the connecting rods (6) are symmetrically provided with threads (16), and the number of the connecting rods (6) is 2.

6. The folding safety ladder stand for power construction as claimed in claim 1, wherein: the inside of climbing frame (2) and climbing frame (3) down is provided with footboard (7), footboard (7) respectively with climb frame (2) and climbing frame (3) integrated into one piece down.