CN212105699U

CN212105699U - Ladder stand

Info

Publication number: CN212105699U
Application number: CN202020276011.3U
Authority: CN
Inventors: 边金城; 丁林锋
Original assignee: Lishi Shanghai Sunshade Technology Co ltd
Current assignee: Lishi Shanghai Sunshade Technology Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2020-12-08
Anticipated expiration: 2030-10-19

Abstract

A ladder stand relates to the field of construction tools, the ladder stand comprises a ladder stand main body which is composed of an upper side handrail and a lower side handrail, installation codes are arranged on the ladder stand main body, is used for connecting and fixing the ladder stand and the bearing body, a foot board between the side handrails is used for supporting feet, a connecting piece is arranged between the upper side handrail and the lower side handrail, the connecting piece is used for connecting the upper side handrail and the lower side handrail, be provided with support piece under side handrail lower extreme for support the cat ladder on the supporting body, the utility model discloses a side handrail and lower side handrail are connected to the connecting piece, can be with one of them section rotation folding when not using, conveniently accomodate and reduce the occupation of land space, with one of them section rotation expansion during the use, increase use length improves application scope, and the running-board setting is not parallel with ground, and the certain angle of tilt up improves the travelling comfort of trampling with the foot when using.

Description

Ladder stand

Technical Field

The utility model relates to a construction tool technical field particularly, relates to a cat ladder.

Background

Traditional cat ladder includes side handrail and running-board, and the running-board setting is between the side handrail of both sides, and the side handrail of both sides provides the effect of handle, and the running-board provides the effect of supporting foot, during the use, places the cat ladder on holding the piece, and operating personnel holds the side handrail of both sides, and the foot carries out the cat ladder operation through the running-board.

However, this kind of traditional cat ladder both sides side handrail shape is cylindrical or square mostly, the laminating degree of cylindrical side handrail and running-board is lower, and the centre can only be through a screw fixation, security and stability are not enough, there is the potential safety hazard during the operating personnel cat ladder, square side handrail then holds the sense of adaptation lower, aggravate the tired sense of hand when the operating personnel cat ladder for a long time, and simultaneously, traditional cat ladder running-board is with ground parallel, and the tiptoe is raised slightly during the operating personnel cat ladder, there is the angle difference between running-board and the sole, cat ladder foot comfort level has been reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cat ladder, it carries out the creative design through the structure with side handrail structure and running-board, makes its adaptation hand hold and suitable trample with the foot, strengthens laminating degree and the firm nature between side handrail and the running-board simultaneously to reduce the potential safety hazard of cat ladder, also improved operating personnel's work travelling comfort.

The embodiment of the utility model is realized like this:

in the first aspect, the utility model provides a ladder stand, which comprises side handrails, installation codes (2), a pedal plate (3), a connecting piece (7) and a supporting piece (11), wherein the side handrails are composed of an upper side handrail (1) and a lower side handrail (8), the upper side handrail (1) and the lower side handrail jointly form a ladder stand main body which is used for fixedly connecting all parts and providing the function of the handrails when in use, the lower end of the upper side handrail and the upper end of the lower side handrail (8) are connected through the connecting piece (7), one side handrail is fixed and the other side handrail can be rotated and folded when the connecting piece (7) is used, the installation codes (2) are installed on the upper side handrail (1), the installation codes (2) are four, the upper side handrail (1) on two sides are respectively provided with two, and each installation code (2) is fixed on the upper side handrail by two screws, connect the cat ladder through installation sign indicating number (2) and fix on the supporting body, install support piece (11) on side handrail (8) down, support piece (11) are used for the supporting role between cat ladder and the supporting body, all be provided with the running-board between the last side handrail (1) of both sides and lower side handrail (8), can support foot when the cat ladder, wherein, go up side handrail (1) and lower side handrail (8) and all adopt excircle inside shape, outside circular structure is than the current square palm of laminating more, the sense of holding has been improved, inside square structure improves and running-board (3) laminating degree, can install the fix with screw additional, improve running-board (3) stability and firmness, and simultaneously, the upper surface of running-board (3) inclines certain angle for lower surface, the travelling comfort of trampling with the foot during the improvement use.

In an optional embodiment, the foldable handrail further comprises a foldable fixing piece (4), the foldable fixing piece (4) is installed on the upper side handrail (1), and when the upper side handrail (1) and the lower side handrail (8) are folded in a rotating mode, the folded upper side handrail (1) and the folded lower side handrail (8) can be fixed through the foldable fixing piece (4) so as to be convenient to store.

In optional embodiment, still include rotation angle spare A (9), rotation angle spare B (10) and support frame sponge circle (12), be connected through rotation angle spare A (9) and rotation angle spare B (10) between lower side handrail (8) and support piece (11), be used for realizing adjusting support piece (11) and lower side handrail (8) connection angle's effect, thereby adjust laminating angle according to the supporting body of difference, improve placing firm nature of cat ladder, support frame sponge circle (12) are overlapped on support piece (11), be used for playing protection, the cushioning effect for support piece (11), the mar has also been reduced simultaneously.

In optional embodiment, still include running-board dress trim (5), handrail dress trim (6), all be provided with running-board dress trim (5) at every running-board both ends, can provide the protection for the running-board, also can cover the sharp-pointed position of aluminium type material, prevent accidental injury operating personnel, can also play the decorative effect, all be provided with handrail dress trim (6) on upper side handrail (1) bottom and lower side handrail (8) top, can cover sharp-pointed position, reduce the accidental injury, also played the decorative effect simultaneously.

In an optional embodiment, the upper side handrail (1), the lower side handrail (8) and the connecting piece (7) are fixed through the through screws, the pedal plate (3) is fixed with the side handrail through the two screws, the folding fixing piece (4) is fixed with the upper side handrail (1) through the through screws, and the lower side handrail (8), the rotating angle piece A (9), the rotating angle piece B (10) and the supporting piece (11) are connected through the through screws.

In an optional embodiment, anti-skidding structures are arranged above the pedals, so that a better anti-skidding effect can be achieved when the ladder is climbed.

The embodiment of the utility model provides a beneficial effect is:

1. the utility model discloses set up two sections side handrails: the upper side handrail and the lower side handrail are connected in a rotatable and foldable way through the connecting piece, when not in use, one section of the side handrail can be folded in a rotating way, the storage is convenient, the occupied space is reduced, when in use, one section of the side handrail is unfolded in a rotating way, the use length is prolonged, the application range is improved,

2. the utility model discloses a side handrail shape sets up to the excircle inside, and the sense of adaptation is held in outside circular structure improvement, and inside square structure improves and running-board laminating degree, can install a plurality of screw fixation additional simultaneously, improves running-board stability and firmness.

3. The utility model discloses with the upper surface of running-board for the certain angle of lower surface tilt up, improve the laminating degree of stepping on with the foot when using, increase the cat ladder travelling comfort.

4. The utility model discloses a rotation angle piece can realize support piece's angle modulation, improves and to the adaptability of different supporting bodies.

5. The utility model discloses be provided with the running-board dress trim cover at the both ends of running-board installation, be provided with the handrail dress trim cover in the necessary position of side handrail, can play the decorative effect, also cover sharp-pointed position simultaneously, avoid accidental injury operating personnel.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is an overall schematic view of the present invention;

fig. 2 is a schematic view of the footrest of the present invention.

Fig. 3 is a cross-sectional view of the footrest of the present invention.

Fig. 4 is a schematic view of the side armrest of the present invention.

Fig. 5 is a cross-sectional view of the side armrest of the present invention.

The drawing shows 1, an upper side handrail, 2, an installation code, 3, a pedal, 4, a folding fixing piece, 5, a pedal decoration cover, 6, a handrail decoration cover, 7, a connecting piece, 8, a lower side handrail, 9, rotation angle pieces A and 10, rotation angle pieces B and 11, a supporting piece, 12, a supporting frame sponge ring, 13, an anti-skidding groove, 14, a connecting plate, 15, a hollow cylinder, 16, a round hole, 17 and an opening.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment of the utility model is realized like this:

referring to the attached drawing 1, the utility model provides a ladder stand, which comprises side handrails, installation codes 2, a pedal plate 3, a connecting piece 7 and a supporting piece 11, wherein each side handrail comprises an upper side handrail 1 and a lower side handrail 8, the upper side handrail 1 and the lower side handrail 8 jointly form a ladder stand main body for fixedly connecting each part and providing the function of the handrail when in use, the lower end of the upper side handrail 1 and the upper end of the lower side handrail 8 are connected through the connecting piece 7, one side handrail is fixed in the process of using the connecting piece 7, the other side handrail can be rotated and folded, the installation codes 2 are installed on the upper side handrail 1, the installation codes 2 are four, the upper side handrail 1 on both sides are respectively provided with two installation codes 2, each installation code 2 is fixed on the upper side handrail by two screws, and the ladder stand is connected and fixed on a supporting body through the installation codes, a supporting piece 11 is arranged on the lower side handrail 8, the supporting piece 11 is used for supporting between the ladder stand and the bearing body, a foot board is arranged between the upper side handrail 1 and the lower side handrail 8 on both sides, which can support feet when climbing stairs, wherein, the upper side handrail 1 and the lower side handrail 8 both adopt the shapes of an outer circle and an inner square, the external circular structure is more fit with the palm than the existing square, the holding feeling is improved, the internal square structure improves the fitting degree with the pedal plate 3, the screw fixation can be added, the stability and the firmness of the pedal plate 3 are improved, meanwhile, the upper surface of the foot rest 3 is inclined upward at a certain angle relative to the lower surface, specifically, the angle formed between the upper surface and the lower surface of the foot rest 3 is theta, and the inclination angle theta is in the range of 3-10 degrees, preferably 4-6 degrees, so that the design of the inclination can improve the foot treading comfort of a user in use.

In an optional embodiment, the foldable handrail device further comprises a foldable fixing member 4, wherein the foldable fixing member 4 is installed on the upper side handrail 1, and when the upper side handrail 1 and the lower side handrail 8 are rotatably folded, the folded upper side handrail 1 and the folded lower side handrail 8 can be fixed by the foldable fixing member 4 so as to be conveniently stored.

In optional embodiment, still include rotation angle spare A9, rotation angle spare B10 and support frame sponge circle 12, be connected through rotation angle spare A9 and rotation angle spare B10 between lower side handrail 8 and the support piece 11 for realize adjusting the effect that support piece 11 and lower side handrail 8 connect the angle, thereby adjust the laminating angle according to the supporting body of difference, improve the firm nature of placing of cat ladder, 11 covers on the support piece are equipped with support frame sponge circle 12, be used for playing protection, the cushioning effect for support piece 11, the mar has also been reduced simultaneously.

In optional embodiment, still include running-board dress trim cover 5, handrail dress trim cover 6, all be provided with running-board dress trim cover 5 at every running-board both ends, can provide the protection for the running-board, also can cover the sharp-pointed position of aluminium type material, prevent accidental injury operating personnel, can also play the decorative effect, all be provided with handrail dress trim cover 6 at 1 bottom of last side handrail and 8 tops of downside handrail, can cover sharp-pointed position, reduce the accidental injury, also played the decorative effect simultaneously.

In an alternative embodiment, the upper side armrest 1, the lower side armrest 8 and the connecting piece 7 are fixed by penetrating screws, two ends of the pedal plate 3 are fixed by two screws and the side armrest, the folding fixing piece 4 is fixed with the upper side armrest 1 by penetrating screws, and the lower side armrest 8, the rotation angle piece a9, the rotation angle piece B10 and the supporting piece 11 are connected by penetrating screws.

In an alternative embodiment, the carrier is a body or wall.

Referring to the attached drawings 2 and 3, in an alternative embodiment, the pedal is a hollow cuboid structure, wherein two end sides are open, eight vertex angles are in fillet transition, a bottom plate of the pedal is parallel to the ground, a front side plate is low, a rear side plate is high, two side surfaces of a top plate are respectively connected with the top surfaces of the front side plate and the rear side plate, so as to form an inclined structure with a low front section and a high rear end, a plurality of anti-slip grooves 13 are uniformly arranged above a top plate of the pedal, so as to play a better anti-slip role in climbing a ladder, two connecting plates 14 are connected inside the pedal, so as to improve the strength of the pedal, a hollow cylinder 15 is arranged in the middle of each connecting plate 14, a circular hole 16 penetrates through the center of each hollow cylinder 15, openings 17 are arranged on opposite arc surfaces of the two hollow cylinders, the opening angle is 15-45 degrees, preferably 30 degrees, and the, meanwhile, the inclined structure with the low front section and the high rear end can adapt to the foot part which is raised slightly when an operator climbs the ladder, so that the comfort and the safety of the ladder are improved.

Referring to fig. 4 and 5, in optional implementation mode, the side handrail is the hollow structure of the excircle inside, and the side handrail planking is circular-arc, can improve the laminating nature with the hand when the cat ladder, reduces the cat ladder tiredness degree, and two curb plates and inner panel are the cuboid, and the interior square structure of board can guarantee with the inseparable laminating of running-board terminal surface, and can install the screw additional to reinforcing running-board and side handrail be connected firm nature.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and for those skilled in the art, the present invention may be variously modified and changed in structure or size without affecting the protection scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a crawling ladder, includes side handrail, installation sign indicating number, running-board, connecting piece, support piece, and the side handrail comprises last side handrail and lower side handrail, it constitutes the crawling ladder main part jointly to go up side handrail and lower side handrail, connect through the connecting piece between going up side handrail lower extreme and the lower side handrail upper end, install the installation sign indicating number on last side handrail, install support piece under on the side handrail, all be provided with the running-board between the last side handrail of both sides and lower side handrail, wherein, go up the side handrail and all adopt excircle inside structure with lower side handrail.

2. The ladder of claim 1 wherein the upper surface of the foot board is angled upwardly relative to the lower surface.

3. A ladder as claimed in claim 2 wherein there are four mounting yards, two on each side of the upper handrail and each yard is secured to the upper handrail by two screws.

4. A ladder as claimed in claim 3, further comprising folding fixing elements mounted on the upper side rails.

5. The ladder stand as claimed in claim 4, further comprising a rotation angle member A, a rotation angle member B and a support frame sponge ring, wherein the lower side handrail is connected with the support member through the rotation angle member A and the rotation angle member B, and the support member is sleeved with the support frame sponge ring.

6. The ladder of claim 5 further comprising a foot board decorative cover, a handrail decorative cover, wherein the foot board decorative cover is arranged at both ends of each foot board, and the handrail decorative covers are arranged at the bottom end of the upper side handrail and the top end of the lower side handrail.

7. The ladder stand according to claim 6, wherein the upper side handrail, the lower side handrail and the connecting piece are fixed through two screws, two ends of the pedal are fixed through two screws and the side handrail, the folding fixing piece is fixed with the upper side handrail through two screws, and the lower side handrail, the rotation angle piece A, the rotation angle piece B and the supporting piece are connected through two screws.

8. The ladder stand as claimed in any one of claims 2 to 7, wherein the foot board is of a hollow cuboid-like structure, two ends of the foot board are open on the side, eight vertex angles are in fillet transition, a bottom board of the foot board is parallel to the ground, a front side board is low, a rear side board is high, two side faces of a top board are respectively connected with the top faces of the front side board and the rear side board, a plurality of anti-skid grooves are uniformly arranged above the top board of the foot board, two connecting boards are connected inside the foot board, hollow cylinders are arranged in the middle parts of the two connecting boards, circular holes penetrate through the centers of the hollow cylinders, openings are arranged on opposite circular arc faces of the two hollow.

9. A ladder as claimed in claim 8, characterised in that the opening angle is 30 degrees and the two circular holes are threaded holes.

10. The ladder stand as claimed in claim 9, wherein the side handrail is a hollow structure with an outer circle and an inner square, the outer plate of the side handrail is arc-shaped, and the two side plates and the inner plate are cuboids.