CN215927230U

CN215927230U - Free-lifting all-terrain safety ladder

Info

Publication number: CN215927230U
Application number: CN202121099694.0U
Authority: CN
Inventors: 余龙泓
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2022-03-01
Anticipated expiration: 2031-05-21

Abstract

The utility model discloses a free-lifting all-terrain safety ladder which comprises an intermediate fixing frame, wherein the left side wall of the intermediate fixing frame is rotatably connected with a first rotating frame, the upper surface of the first rotating frame is fixedly connected with a supporting leg, the inside of the supporting leg is fixedly connected with a telescopic leg, and the upper end of the telescopic leg is slidably connected with a second vertical rod; the right side wall of the middle fixing frame is connected with a second rotating frame in a rotating pair mode, and the upper surface of the second rotating frame is fixedly connected with a first vertical rod; the middle cross rod is fixedly connected between the first vertical rod and the second vertical rod, the front side wall of the middle cross rod is fixedly connected with a level meter, and the front side wall of the level meter is provided with a transparent shell. According to the utility model, the ladder can rotate left and right and back and forth, the support strength of the ladder is improved, the ladder can adapt to complex terrains, the safety of the ladder is improved, and the level condition of the ladder can be judged according to the position of bubbles in the level gauge when the angle of the ladder is adjusted.

Description

Free-lifting all-terrain safety ladder

Technical Field

The utility model relates to the technical field of safety ladders, in particular to a freely-lifting all-terrain safety ladder.

Background

The ladder is not only a common tool in daily work and life, but also has wide application in the fields of electric power, fire fighting, army, installation and the like, but before the application of the utility model, the disclosed, sold and used ladder is mainly composed of two vertical rods and a plurality of cross rods, the length of each vertical rod is limited, and a corresponding storage space is needed when the ladder is not used, so that great inconvenience is brought. The telescopic ladder has appeared later, the structure of the telescopic ladder is that a plurality of telescopic sleeves form a vertical rod, a cross rod is arranged between two opposite vertical rods, the bottom of each vertical rod is provided with a support leg, but the length of each support leg is not adjustable, namely, the telescopic ladder can be used on different terrains, terrains and the ground. It is now almost impossible to erect ladders in places where the terrain is uneven in the field, where the ground slips, on slopes or on stairs, and there is a safety hazard even if erected. Particularly, in the south of the year, large loss is caused to electric power facilities due to large-area snow disasters, when workers rush-repair the electric power facilities in the field, the work progress is blocked due to the uneven and smooth ground, and an accident casualty accident is caused, so that a ladder which can be safely used under special conditions of different terrains, terrains and grounds is urgently needed.

The Chinese patent CN200820018307.4 proposes an all-terrain safety ladder, and the lower part of a vertical rod of the all-terrain safety ladder is provided with an inner ladder leg, and the ladder can adapt to different terrains by adjusting the depth of the inner ladder leg inserted into the vertical rod. The anti-skidding cushion that interior ladder leg lower part was provided with rather than looks ammonium and connects is applicable in different ground, if change for the operation of metal closed angle is applicable in rainy season and winter soft ground and icy and slippery ground and use, but the device's interior ladder leg is not strong to the support ability of safety ladder, leads to unexpected emergence easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a free-lifting all-terrain safety ladder.

In order to achieve the purpose, the utility model adopts the following technical scheme: the device comprises an intermediate fixing frame, wherein a first rotating frame is rotatably connected to the left side wall of the intermediate fixing frame, a supporting leg is fixedly connected to the upper surface of the first rotating frame, a telescopic leg is fixedly connected to the inside of the supporting leg, and a second vertical rod is slidably connected to the upper end of the telescopic leg;

the right side wall of the middle fixing frame is connected with a second rotating frame in a rotating pair mode, and the upper surface of the second rotating frame is fixedly connected with a first vertical rod;

the middle cross rod is fixedly connected between the first vertical rod and the second vertical rod, the front side wall of the middle cross rod is fixedly connected with a level meter, and the front side wall of the level meter is provided with a transparent shell.

As a further description of the above technical solution:

the upper surfaces of the first vertical rod and the second vertical rod are fixedly connected with an upper cross rod.

As a further description of the above technical solution:

evenly be provided with a plurality of horizontal poles of being connected between first montant and the second montant, the lateral wall of connecting the horizontal pole is provided with the cushion.

As a further description of the above technical solution:

the left side of first rotating turret is rotated and is connected with left mount, the right side of second rotating turret is changeed and is connected with right mount, the equal fixedly connected with rubber pad of lateral wall of left side mount, right mount, be fixed connection between left mount, right mount and the middle mount.

As a further description of the above technical solution:

the left side wall of first montant evenly is provided with a plurality of spacing holes.

As a further description of the above technical solution:

the left side wall of the telescopic leg is provided with a buckle.

As a further description of the above technical solution:

filling liquid is arranged inside the level gauge, and bubbles are arranged inside the filling liquid.

The utility model has the following beneficial effects:

1. compared with the prior art, this full topography safety ladder freely goes up and down has set up supporting leg, flexible leg and middle mount, and this ladder can rotate and rotate around and about can going on, can adapt to complicated topography when improving the support intensity of ladder, improves the security of ladder.

2. Compared with the prior art, this all terrain safety ladder freely goes up and down has set up the spirit level, and the inside of spirit level is provided with the bubble, when carrying out the adjustment of ladder angle, can judge the level condition of ladder through the position of the inside bubble of spirit level, prevents to lead to the emergence of incident because of the unable ladder slope of perceiving of naked eye.

Drawings

Fig. 1 is a schematic front view of a freely-lifting all-terrain safety ladder according to the present invention;

fig. 2 is a left side schematic view of the free-lift all-terrain safety ladder of the present invention;

fig. 3 is a schematic view of a freely-lifting all-terrain safety ladder according to the present invention;

fig. 4 is an enlarged schematic view of the freely lifting all-terrain safety ladder at the position a;

FIG. 5 is an enlarged schematic view of the free-lift all-terrain safety ladder at the position B

Fig. 6 is a schematic view of the freely liftable all-terrain safety ladder of the present invention during extension;

fig. 7 is a schematic view of a trestle ladder of another embodiment of the freely liftable all-terrain safety ladder of the present invention.

Illustration of the drawings:

1. a first vertical bar; 2. an upper cross bar; 3. a second vertical bar; 4. connecting the cross bars; 5. a middle cross bar; 6. a telescopic leg; 7. supporting legs; 8. a rubber pad; 9. a left fixed mount; 10. a first rotating frame; 11. a middle fixing frame; 12. a second rotating frame; 13. a right fixing frame; 14. buckling; 15. a limiting hole; 16. a level gauge; 17. a transparent housing.

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. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. 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. 1-7, one embodiment of the present invention is provided: including middle mount 11, the left side wall of middle mount 11 rotates and is connected with first rotating turret 10, and the last fixed surface of first rotating turret 10 is connected with supporting leg 7, and the flexible leg 6 of the inside fixedly connected with of supporting leg 7, the upper end sliding connection of flexible leg 6 has second montant 3.

The right side wall of middle mount 11 changes to be connected with second rotating turret 12, the last fixed surface of second rotating turret 12 is connected with first montant 1, the last fixed surface of first montant 1 and second montant 3 is connected with the entablature 2, evenly be provided with a plurality of horizontal poles 4 of being connected between first montant 1 and the second montant 3, the lateral wall of connecting horizontal pole 4 is provided with the cushion, the left side of first rotating turret 10 is rotated and is connected with left mount 9, the right side of second rotating turret 12 is changed to being connected with right mount 13, left mount 9, the equal fixedly connected with rubber pad 8 of lateral wall of right mount 13, left side mount 9, be fixed connection between right mount 13 and the middle mount 11, the left side wall of first montant 1 evenly is provided with a plurality of spacing holes 15, the left side wall of flexible leg 6 is provided with buckle 14, be used for fixed flexible leg 6.

Horizontal pole 5 in the middle of fixedly connected with between first montant 1 and the second montant 3, the preceding lateral wall fixed connection of middle horizontal pole 5 has spirit level 16, and the preceding lateral wall of spirit level 16 is provided with transparent shell 17, and the inside of spirit level 16 is provided with filling liquid, and the inside of filling liquid is provided with the bubble for judge the level situation of ladder.

In addition, two safety ladder structures can be hinged through the upper cross rod 2 at the upper end to form a herringbone ladder structure, as shown in fig. 7.

The working principle is as follows: firstly, the ladder angle is adjusted according to the terrain on which the ladder is to be erected, as shown in fig. 6, the ladder is adapted to the terrain on which the ladder is located through rotation of the supporting legs 7 and the first vertical rods 1, whether the ladder is horizontal or not is judged through bubbles inside the gradienter 16, and the telescopic legs 6 are limited through the buckles 14 and the limiting holes 15.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. Free lift all terrain safety ladder, including middle mount (11), its characterized in that: the left side wall of the middle fixing frame (11) is rotatably connected with a first rotating frame (10), the upper surface of the first rotating frame (10) is fixedly connected with a supporting leg (7), the inside of the supporting leg (7) is fixedly connected with a telescopic leg (6), and the upper end of the telescopic leg (6) is slidably connected with a second vertical rod (3);

the right side wall of the middle fixing frame (11) is connected with a second rotating frame (12) in a rotating and opposite mode, and the upper surface of the second rotating frame (12) is fixedly connected with a first vertical rod (1);

horizontal pole (5) in the middle of fixedly connected with between first montant (1) and second montant (3), the preceding lateral wall fixed connection of middle horizontal pole (5) has spirit level (16), the preceding lateral wall of spirit level (16) is provided with transparent shell (17).

2. The free-rise all-terrain safety ladder of claim 1, wherein: the upper surfaces of the first vertical rod (1) and the second vertical rod (3) are fixedly connected with an upper cross rod (2).

3. The free-rise all-terrain safety ladder of claim 1, wherein: evenly be provided with a plurality of horizontal poles of connection (4) between first montant (1) and second montant (3), the lateral wall of connecting horizontal pole (4) is provided with the cushion.

4. The free-rise all-terrain safety ladder of claim 1, wherein: the left side of first rotating turret (10) is rotated and is connected with left mount (9), the right side of second rotating turret (12) is changeed and is connected with right mount (13), the equal fixedly connected with rubber pad (8) of lateral wall of left side mount (9), right mount (13), be fixed connection between left side mount (9), right mount (13) and middle mount (11).

5. The free-rise all-terrain safety ladder of claim 1, wherein: the left side wall of the first vertical rod (1) is uniformly provided with a plurality of limiting holes (15).

6. The free-rise all-terrain safety ladder of claim 1, wherein: the left side wall of the telescopic leg (6) is provided with a buckle (14).

7. The free-rise all-terrain safety ladder of claim 1, wherein: filling liquid is arranged inside the level gauge (16), and air bubbles are arranged inside the filling liquid.