CN213418980U

CN213418980U - Ladder

Info

Publication number: CN213418980U
Application number: CN202021607170.3U
Authority: CN
Inventors: 周敏娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2021-06-11
Anticipated expiration: 2030-08-05

Abstract

The utility model belongs to the technical field of the life instrument, refer in particular to a ladder, including the ladder body, ladder body below is provided with the balancing pole, the ladder body includes that two sets of stands and interval set up the horizontal pole between two sets of stands, and the balancing pole can be dismantled the setting and at the lower extreme of two sets of stands, and is provided with supplementary connecting rod between stand lower extreme and the horizontal pole, and stand, horizontal pole and supplementary connecting rod combination form the triangle-shaped structure, the utility model aims at providing a simple structure, easy to manufacture installation and stable in structure's ladder.

Description

Ladder

Technical Field

The utility model belongs to the technical field of the life instrument, refer in particular to a ladder.

Background

The ladder is a common height-climbing tool in people's life, and the common ladder that has now on the market is straight ladder, double ladder, string ladder etc.. The ladder mostly includes that two sets of stands and interval set up the horizontal pole between two sets of stands, in order to increase the stability of ladder, many ladders on the market have installed the balancing pole that extends to the ladder side additional at the stand lower extreme, but the balancing pole can increase the width of ladder in this structure, influence the removal transportation of ladder, so the setting can be dismantled mostly to the balancing pole on the common ladder, but the stand lower extreme of demolising balancing pole back ladder both sides does not have other objects to carry out the outrigger, form cantilever structure, easy atress deformation in the removal transportation, and easily lead to stand and horizontal pole hookup location not hard up.

Disclosure of Invention

The utility model aims at providing a simple structure, easy to manufacture installation and stable in structure's ladder.

The purpose of the utility model is realized like this:

the utility model provides a ladder, includes the ladder body, ladder body below is provided with the balancing pole, the ladder body includes that two sets of stands and interval set up the horizontal pole between two sets of stands, and the balancing pole can be dismantled the lower extreme that sets up at two sets of stands, and is provided with supplementary connecting rod between stand lower extreme and the horizontal pole, and stand, horizontal pole and supplementary connecting rod combination form the triangle-shaped structure.

Preferably, one end of the auxiliary connecting rod is connected with the lower end of the upright post, and the other end of the auxiliary connecting rod is connected with the cross rod at the lowest end of the ladder body.

Preferably, a set of auxiliary connecting rods is respectively arranged between the cross rod and the two sets of upright posts.

Preferably, the two groups of auxiliary connecting rod ends are connected through a fastener to form a V-shaped structure, and are fixed relative to the cross rod through the fastener.

Preferably, the end parts of the two groups of auxiliary connecting rods are arranged on the cross rod at intervals, and the two groups of auxiliary connecting rods are distributed in a splayed shape.

Preferably, the two auxiliary links intersect to form a "x" structure, and the two sets of links are connected to each other by fasteners.

Preferably, the auxiliary connecting rod extends towards two sides of the ladder body, and anti-skidding supporting legs are arranged at two ends of the auxiliary connecting rod.

Preferably, the lower end of the upright post is provided with a mounting groove with a downward opening, and the balance bar is detachably arranged in the mounting groove.

Preferably, the upright column comprises a lower rod and a telescopic rod which is arranged in the lower rod in a telescopic mode, the telescopic rod penetrates out of the upper end of the lower rod, at least two groups of cross rods are arranged on the lower rod at intervals, and the lower rod, the cross rods and the auxiliary connecting rods are combined to form a triangular structure.

Preferably, two groups of cross rods are arranged on the lower rod at intervals, one group of cross rods is arranged at the top end of the lower rod, the other group of cross rods is arranged at the lower part of the lower rod, and the auxiliary connecting rod is connected with the cross rods positioned at the lower part of the lower rod.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

1. the ladder body comprises two groups of stand columns and cross rods arranged between the two groups of stand columns at intervals, the balancing rods can be detachably arranged at the lower ends of the two groups of stand columns, auxiliary connecting rods are arranged between the lower ends of the stand columns and the cross rods, the stand columns, the cross rods and the auxiliary connecting rods are combined to form a triangular structure, and a group of auxiliary connecting rods are respectively arranged between the cross rods and the two groups of stand columns, so that the ladder is simple in structure, convenient to install and produce, high in stability of the triangular structure and beneficial to stable connection and fixation of the stand columns, the cross; one end of the auxiliary connecting rod is connected with the lower end of the stand column, the other end of the auxiliary connecting rod is connected with the cross rod at the lowest end of the ladder body, and the structure is convenient for improving the stability of the ladder and beneficial to avoiding the influence of the auxiliary connecting rod on the use of the ladder by a user.

2. The end parts of the two groups of auxiliary connecting rods are connected through the fasteners to form a V-shaped structure and are relatively fixed with the cross rod through the fasteners, the structure is favorable for reducing the fasteners on the cross rod, reducing the damage to the cross rod structure in the production process and prolonging the service life of the cross rod; the end parts of the two groups of auxiliary connecting rods are arranged on the cross rod at intervals, and the two groups of auxiliary connecting rods are distributed in a splayed shape, so that the two groups of auxiliary connecting rods cannot extend to the middle position of the cross rod in the structure, the feet of a user are not easily interfered by the auxiliary cross rod in the use process, and the use of the user is facilitated; the two groups of auxiliary connecting rods are crossed to form a 'X-shaped' structure, the two groups of connecting rods are connected with each other through the fasteners, and the upright posts, the cross rods and the auxiliary connecting rods in the structure can be combined to form a plurality of groups of triangular structures, so that the stability of the ladder body is enhanced.

3. The auxiliary connecting rod of the utility model extends to the two sides of the ladder body, and the two ends of the auxiliary connecting rod are provided with the anti-skid supporting legs, which is convenient for improving the stability of the ladder and is beneficial to enhancing the friction between the ladder and the ground; the stand lower extreme is provided with the mounting groove that the opening is decurrent, and the stabilizer bar can be dismantled and set up in the mounting groove, simple structure, and avoids the unexpected separation of stabilizer bar and stand in the use.

4. The stand includes the lower beam and scalable setting telescopic link in the lower beam, and the telescopic link is worn out from the lower beam upper end, and the interval is provided with at least two sets of horizontal poles on the lower beam, and lower beam, horizontal pole and auxiliary connecting rod combination form the triangle-shaped structure, are favorable to avoiding auxiliary connecting rod to influence the shrink of ladder in this structure, and are favorable to improving the stability that horizontal pole and stand are connected, the interval is provided with two sets of horizontal poles on the lower beam, and a set of horizontal pole setting is on the top of lower beam, and another group's horizontal pole setting is in the lower beam lower part, and auxiliary connecting rod links to each other with the horizontal pole that is located the lower beam lower part, is favorable to reducing the distance between auxiliary connecting rod and the lower beam bottom in this structure, reduces the cantilever length of the formation of lower beam lower part, and is favorable to the user directly tram.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of a second embodiment of the present invention;

fig. 3 is a schematic structural diagram of a third embodiment of the present invention;

fig. 4 is an exploded view of a first embodiment of the present invention.

In the figure: 1-upright column; 2-a cross bar; 3-a balancing pole; 4-anti-skid supporting feet; 5-an auxiliary connecting rod; 11-a telescopic rod; 12-lower beam; 13-mounting groove.

Detailed Description

The invention will be further described in the following with reference to the accompanying drawings in which:

referring to fig. 1 to 4, a ladder, including the ladder body, ladder body below is provided with balancing pole 3, the ladder body includes that two sets of stands 1 and interval set up the horizontal pole 2 between two sets of stands 1, balancing pole 3 can dismantle the lower extreme that sets up at two sets of stands 1, and be provided with auxiliary connecting rod 5 between 1 lower extreme of stand and the horizontal pole 2, stand 1, horizontal pole 2 and auxiliary connecting rod 5 make up and form the triangle-shaped structure, and be provided with a set of auxiliary connecting rod 5 between horizontal pole 2 and two sets of stands 1 respectively, moreover, the steam generator is simple in structure, easy to assemble production, and triangle-shaped structural stability is high, be favorable to stand 1, horizontal pole 2 and auxiliary connecting rod 5's stable connection is.

Auxiliary connecting rod 5 one end is connected with 1 lower extreme of stand, and the 5 other ends of auxiliary connecting rod are connected with horizontal pole 2 of ladder body lower extreme, and this structure is convenient for improve the stability of ladder, and is favorable to avoiding auxiliary connecting rod 5 to influence the user and use the ladder, the utility model discloses it is preferred be provided with a set of auxiliary connecting rod 5 between horizontal pole 2 and two sets of stands 1 respectively, be convenient for two sets of stands 1 respectively with 2 fixed connection of horizontal pole.

The utility model discloses have following embodiment:

in the first embodiment: the end parts of the two groups of auxiliary connecting rods 5 are connected through fasteners to form a V-shaped structure and are relatively fixed with the cross rod 2 through the fasteners, the structure is favorable for reducing the fasteners on the cross rod 2, the damage to the structure of the cross rod 2 in the production process is reduced, and the service life of the cross rod 2 is prolonged.

The second embodiment: the two groups of auxiliary connecting rods 5 are crossed to form a structure in a shape of a Chinese character 'x', the two groups of connecting rods are connected with each other through fasteners, and in the structure, the upright posts 1, the cross rods 2 and the auxiliary connecting rods 5 are combined to form a plurality of groups of triangular structures, so that the stability of the ladder body is enhanced.

In the third embodiment: the tip interval of two sets of auxiliary connecting rods 5 sets up on horizontal pole 2, and two sets of auxiliary connecting rods 5 are "splayed" and distribute, and two sets of auxiliary connecting rods 5 can not extend to 2 intermediate positions of horizontal pole in this structure, and user's foot is difficult to be disturbed by auxiliary horizontal pole 2 in the use, and the person of facilitating the use uses.

The utility model discloses in supplementary connecting rod 5 extends to ladder body both sides, avoids the ladder to empty to both sides, improves the stability of ladder, and supplementary connecting rod 5 both ends are provided with anti-skidding supporting legs 4, and the friction between reinforcing ladder and the ground avoids ladder and ground relative slip to cause accident's emergence.

Preferably the lower extreme of stand 1 is provided with mounting groove 13 that the opening is decurrent, and balancing pole 3 can be dismantled and set up in mounting groove 13, simple structure, and avoids the unexpected separation of balancing pole 3 and stand 1 in the use.

The ladder is telescopic ladder, and stand 1 includes lower beam 12 and scalable telescopic link 11 of setting in lower beam 12, and telescopic link 11 is worn out from lower beam 12 upper end, and the interval is provided with at least two sets of horizontal poles 2 on the lower beam 12, and lower beam 12, horizontal pole 2 and the combination of auxiliary connecting rod 5 form the triangle-shaped structure, are favorable to avoiding the shrink that auxiliary connecting rod 5 influences the ladder in this structure, and are favorable to improving the stability that horizontal pole 2 and stand 1 are connected.

In this embodiment, it is preferred that two sets of horizontal poles 2 are arranged on the lower rod 12 at intervals, one set of horizontal pole 2 is arranged on the top end of the lower rod 12, the other set of horizontal pole 2 is arranged on the lower portion of the lower rod 12, the auxiliary connecting rod 5 is connected with the horizontal pole 2 positioned on the lower portion of the lower rod 12, the structure is favorable for reducing the distance between the bottom of the auxiliary connecting rod 5 and the bottom of the lower rod 12, the cantilever length of the lower portion of the lower rod 12 is reduced, the structure is favorable for a user to directly tread the horizontal pole 2 on the lower portion of the lower rod 12 in the using process.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a ladder, includes the ladder body, and ladder body below is provided with balancing pole (3), its characterized in that: the ladder body comprises two groups of upright posts (1) and cross rods (2) arranged between the two groups of upright posts (1) at intervals, the balancing rods (3) can be detachably arranged at the lower ends of the two groups of upright posts (1), auxiliary connecting rods (5) are arranged between the lower ends of the upright posts (1) and the cross rods (2), and the upright posts (1), the cross rods (2) and the auxiliary connecting rods (5) are combined to form a triangular structure.

2. A ladder as set forth in claim 1 wherein: one end of the auxiliary connecting rod (5) is connected with the lower end of the upright post (1), and the other end of the auxiliary connecting rod (5) is connected with the cross rod (2) at the lowest end of the ladder body.

3. A ladder as set forth in claim 1 or 2 wherein: and a group of auxiliary connecting rods (5) are respectively arranged between the cross rod (2) and the two groups of upright posts (1).

4. A ladder as set forth in claim 3 wherein: the ends of the two groups of auxiliary connecting rods (5) are connected through fasteners to form a V-shaped structure and are relatively fixed with the cross rod (2) through the fasteners.

5. A ladder as set forth in claim 3 wherein: the end parts of the two groups of auxiliary connecting rods (5) are arranged on the cross rod (2) at intervals, and the two groups of auxiliary connecting rods (5) are distributed in a splayed shape.

6. A ladder as set forth in claim 3 wherein: the two groups of auxiliary connecting rods (5) are crossed to form a structure in a shape of a Chinese character 'X', and the two groups of connecting rods are connected with each other through fasteners.

7. A ladder as set forth in claim 1 or 2 or 4 or 5 or 6 wherein: the auxiliary connecting rod (5) extends towards two sides of the ladder body, and anti-skid supporting legs (4) are arranged at two ends of the auxiliary connecting rod (5).

8. A ladder as set forth in claim 7 wherein: the lower end of the upright post (1) is provided with a mounting groove (13) with a downward opening, and the balance bar (3) is detachably arranged in the mounting groove (13).

9. A ladder as set forth in claim 1 or 2 or 4 or 5 or 6 or 8 wherein: the upright post (1) comprises a lower rod (12) and a telescopic rod (11) which is arranged in the lower rod (12) in a telescopic mode, the telescopic rod (11) penetrates out of the upper end of the lower rod (12), at least two groups of cross rods (2) are arranged on the lower rod (12) at intervals, and the lower rod (12), the cross rods (2) and the auxiliary connecting rods (5) are combined to form a triangular structure.

10. A ladder as set forth in claim 9 wherein: two groups of cross rods (2) are arranged on the lower rod (12) at intervals, one group of cross rods (2) are arranged at the top end of the lower rod (12), the other group of cross rods (2) are arranged at the lower part of the lower rod (12), and the auxiliary connecting rod (5) is connected with the cross rods (2) positioned at the lower part of the lower rod (12).