CN219622626U

CN219622626U - Armrest dismounting structure for herringbone ladder

Info

Publication number: CN219622626U
Application number: CN202320231200.2U
Authority: CN
Inventors: 区德富; 刘利民
Original assignee: Guangdong Weijing Household Product Co ltd
Current assignee: Guangdong Weijing Household Product Co ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-09-01
Anticipated expiration: 2033-02-16

Abstract

The utility model relates to a handrail dismounting structure for a herringbone ladder, which comprises a herringbone ladder body; it is characterized in that the top of the front ladder bar of the herringbone ladder body extends upwards to form an extension bar; the multifunctional armrest comprises an armrest plate, two armrest rods and an inserting frame; the handrail plate is arranged on the two handrail rods, and the handrail rods are provided with splicing holes; the splicing frame is arranged on the extension rod, a through hole is formed in the splicing frame, a reset elastic piece is arranged on the splicing frame and is positioned in the through hole, a splicing column is arranged on the reset elastic piece, and the splicing column can be matched with the corresponding splicing hole to fix the grab rail on the splicing frame. The advantages are that: on the one hand, when the object to be taken is positioned at a higher position, the handrail can be installed, and when the object to be taken does not need to use the handrail, the handrail can be disassembled, so that the angle of the object to be taken is not blocked; on the other hand, when accomodating, can take off the handrail, reduce the height, conveniently accomodate.

Description

Armrest dismounting structure for herringbone ladder

Technical Field

The utility model relates to a handrail dismounting structure for a herringbone ladder.

Background

The existing herringbone ladder comprises a herringbone ladder body, wherein the herringbone ladder body comprises a front ladder rod, a rear ladder rod and pedals, the rear ladder frame is rotatably arranged on the front ladder frame, the pedals are arranged on the front ladder frame and the rear ladder frame, and handrails are fixedly arranged on the front ladder frame; when article is located higher position, the user can hold up the handrail and take out, but has following problem, when article grade is in the centre or lower position, and the user climbs the double ladder and takes out article, and the handrail just can block the direction that the user took out article, and convenient to use, and above-mentioned double ladder is higher, accomodates the difficulty.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide the handrail dismounting structure for the herringbone ladder, on one hand, when an article to be taken is positioned at a higher position, the handrail can be mounted, and when the article to be taken does not need to use the handrail, the handrail can be dismounted, so that the angle of the article to be taken is not blocked; on the other hand, when accomodating, can take off the handrail, reduce the height, conveniently accomodate.

In order to achieve the above object, the present utility model is realized by a structure for assembling and disassembling a handrail of a herringbone ladder, comprising a herringbone ladder body; it is characterized in that the top of the front ladder bar of the herringbone ladder body extends upwards to form an extension bar; the handrail plate is arranged on the two handrail rods, and the handrail rods are provided with plug holes;

a plug-in frame; the splicing frame is arranged on the extension rod, a through hole is formed in the splicing frame, a reset elastic piece is arranged on the splicing frame and is positioned in the through hole, a splicing column is arranged on the reset elastic piece, and the splicing column can be matched with the corresponding splicing hole to fix the grab rail on the splicing frame.

In the technical scheme, the plug-in frame is provided with the positioning groove, the extension rod is provided with the positioning column, and the positioning column is matched with the positioning groove to fix the plug-in frame on the extension rod.

In the technical scheme, an annular groove is formed in the joint of the extension rod and the front ladder rod, and the bottom of the inserting frame and the bottom of the grab rail are respectively inserted into the annular groove and are in fastening fit.

In the technical scheme, a plurality of storage grooves are formed in the handrail plate.

Compared with the prior art, the utility model has the advantages that: on the one hand, when the object to be taken is positioned at a higher position, the handrail can be installed, and when the object to be taken does not need to use the handrail, the handrail can be disassembled, so that the angle of the object to be taken is not blocked; on the other hand, when accomodating, can take off the handrail, reduce the height, conveniently accomodate.

Drawings

Fig. 1 is a perspective view of the present utility model.

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is an enlarged view of part A of FIG. 2;

FIG. 4 is a right side view of FIG. 1;

FIG. 5 is a cross-sectional view A-A of FIG. 4;

fig. 6 is an enlarged view of part B of fig. 5.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

In the description of the present utility model, the terms "lower", "upper", "one end" and "the other end" refer to the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only for convenience of describing the present utility model, and do not require that the present utility model must be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "provided," "connected," and "snap-fit" are to be construed broadly, and may be, for example, fixedly connected, detachably provided, or integrated; the two components can be connected mechanically, directly or indirectly through an intermediate medium, and the two components can be communicated internally or the two components can be in interaction relation. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

As shown in fig. 1 to 6, a handrail assembling and disassembling structure for a herringbone ladder comprises a herringbone ladder body 3; characterized in that an extension bar 41 is formed by extending upwards at the top of the front ladder bar 4 of the herringbone ladder body 3; the handrail plate is arranged on the two handrail rods 2, and the handrail rods 2 are provided with inserting holes 21;

a plug-in frame 5; the jack 5 is mounted on the extension rod 41, a through hole 51 is formed in the jack 5, a reset elastic piece 52 is arranged on the jack 5, the reset elastic piece 52 is located in the through hole 51, a jack post 53 is arranged on the reset elastic piece 52, and the jack post 53 can be matched with a corresponding jack hole 21 to fix the grab rail 2 on the jack 5.

When the grab rail 2 is required to be installed, the grab rail 2 is downwards moved and sleeved on the plug-in frame 5, the inner wall of the grab rail 2 drives the elastic reset piece 52 to inwards move, and after the plug-in posts 53 and the plug-in holes 21 are completely matched, the plug-in posts 53 extend out of the plug-in holes 21 under the elastic force of the elastic reset piece 52, so that the grab rail 2 is fixed on the plug-in frame 5;

when the grab rail 2 needs to be disassembled, the inserting posts 53 are pushed back into the inserting holes 21, and the grab rail 2 is moved upwards, so that the grab rail can be disassembled.

On the one hand, when the object to be taken is positioned at a higher position, the handrail can be installed, and when the object to be taken does not need to use the handrail, the handrail can be disassembled, so that the angle of the object to be taken is not blocked; on the other hand, when accomodating, can take off the handrail, reduce the height, conveniently accomodate.

In this embodiment, a positioning groove 54 is provided on the jack 5, and a positioning post 42 is provided on the extension rod 41, where the positioning post 42 cooperates with the positioning groove 54 to fix the jack 5 on the extension rod 41.

Further, the positioning posts 42 are matched with the positioning grooves 54, so that the plugging frame 5 is fixed.

In this embodiment, an annular groove 43 is provided at the connection between the extension rod 41 and the front ladder rod 4, and the bottom of the insertion frame 5 and the bottom of the grab rail 2 are inserted into the annular groove 43 and are tightly engaged.

When the plug-in post 53 extends out of the plug-in hole 21 under the elastic force of the elastic restoring piece 52, the bottom of the grab rail 2 is plugged into the annular groove 43, so that the grab rail 2 is further fixed.

In this embodiment, the armrest plate 1 is provided with a plurality of storage slots 11.

The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made hereto without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The handrail dismounting structure for the herringbone ladder comprises a herringbone ladder body (3); is characterized in that an extension rod (41) is formed by extending upwards at the top of a front ladder rod (4) of the herringbone ladder body (3); and also comprises

The handrail plate (1) and two handrail rods (2), wherein the handrail plate (1) is arranged on the two handrail rods (2), and the handrail rods (2) are provided with plug holes (21);

a plug-in frame (5); the utility model discloses a handrail, including extension rod (41) and handrail, grafting frame (5) is installed on extension rod (41) the through-hole (51) has been seted up on grafting frame (5), is equipped with reset elastic piece (52) on grafting frame (5), reset elastic piece (52) are located through-hole (51) be equipped with grafting post (53) on reset elastic piece (52), grafting hole (21) cooperation that grafting post (53) can correspond makes handrail (2) fixed on grafting frame (5).

2. The herringbone ladder handrail dismounting structure according to claim 1, characterized in that a positioning groove (54) is formed in the inserting frame (5), a positioning column (42) is formed in the extension rod (41), and the positioning column (42) is matched with the positioning groove (54) to enable the inserting frame (5) to be fixed on the extension rod (41).

3. The herringbone ladder handrail dismounting structure according to claim 1, characterized in that an annular groove (43) is arranged at the joint of the extension rod (41) and the front ladder rod (4), and the bottom of the inserting frame (5) and the bottom of the handrail rod (2) are respectively inserted into the annular groove (43) and are in fastening fit.

4. The herringbone ladder handrail dismounting structure according to claim 1, characterized in that a plurality of storage grooves (11) are formed in the handrail plate (1).