CN206319827U - ladder aids - Google Patents

Abstract

The utility model discloses a ladder utensil auxiliary device is applicable to a ladder utensil, and this ladder utensil has two vertical mobile jib of at least, and a plurality of horizontal foot bar of locating between two mobile jibs, and this ladder utensil auxiliary device contains: a fixing unit having a combining section combined with the longitudinal main rod of the ladder and at least one guiding member fixed to the combining section; the adjusting unit is columnar and is combined with the guide piece in a mode of moving relative to the fixing unit; and a positioning unit for fixing the adjusting unit to the fixing unit after the adjusting unit is moved to a predetermined position, thereby achieving adjustment according to different terrains when a user faces uneven ground, and being applicable to a conventional ladder.

Description

ladder aids

technical field

The utility model relates to a ladder, in particular to an auxiliary device for the ladder.

Background technique

Existing ladders are mainly composed of two longitudinal main rods arranged at intervals, and a plurality of horizontal pedals arranged between the two longitudinal main rods. Users can hold the longitudinal main rods and step on the horizontal pedals to climb up. Action, with the help of ladders, people with shorter stature can take things placed at higher places, or carry out construction work at high places.

Although the above-mentioned ladders can allow users to reach the desired height smoothly, when the floor is not flat, users may not be able to use the ladders due to terrain obstacles, such as stairs, or the height of the ladders is insufficient, resulting in the use of Even if the person climbs to the highest point of the ladder, he still cannot reach the required height so that he cannot take things from a high place or carry out construction operations at a high place. Furthermore, the existing ladders cannot adjust the height according to the needs of users, so that users often need to prepare ladders of different heights for replacement according to different environmental requirements, which not only takes up space for storage, but also It also increases the burden on the user.

Utility model content

The purpose of the utility model is that when a user faces an uneven ground, adjustments can be made in response to different terrains, and the utility model can be applied to conventional ladders.

In order to achieve the above purpose, the utility model provides an auxiliary device for a ladder, which is suitable for a ladder, the ladder has at least two longitudinal main rods, and a plurality of horizontal step rods arranged between the two main rods, the ladder Auxiliary devices include:

A fixing unit has a joint section combined with the longitudinal main rod of the ladder and at least one guide fixed to the joint section;

an adjustment unit, the adjustment unit is columnar, and is combined with the guide member in a manner that can move relative to the fixed unit; and

A positioning unit is used for fixing the adjusting unit to the fixing unit after the adjusting unit moves to a predetermined position.

By means of the above components, when the user is facing uneven ground, adjustments can be made due to different terrains, and it can be applied to conventional ladders.

Description of drawings

Fig. 1 is a three-dimensional schematic view of the utility model installed on a ladder in a preferred embodiment.

Fig. 2 is an exploded view of the utility model in a preferred embodiment.

Fig. 3 is a top sectional view of the utility model in a preferred embodiment.

Fig. 4 is a cross-sectional view of the utility model in a preferred embodiment where the fixing unit is not fixed with the adjusting unit.

Fig. 5 is a cross-sectional view of the fixing unit and the adjustment unit in a preferred embodiment of the present invention.

Fig. 6 is a reference diagram of the usage state of the utility model applied to a staircase.

Fig. 7 is a schematic diagram of another preferred embodiment of the present invention.

Fig. 8 is a three-dimensional schematic diagram of an auxiliary transverse step bar installed in a preferred embodiment of the present invention.

Explanation of symbols in the accompanying drawings:

10 is a ladder; 11 is a longitudinal main rod; 12 is a horizontal pedal; 20 is a fixed unit; 21 is a joint section; 22 is a guide; 221 is a perforation; 30 is an adjustment unit; Hole; 40 is a positioning unit; 41 is a fixed seat; 42 is a latch; 43 is a gasket; 44 is a spring; 45 is a pull ring; A is a screw; B is a wheel; C is an auxiliary horizontal pedal.

detailed description

The technical scheme of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are part of the embodiments of the utility model, but not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1 to Fig. 3, the utility model is a kind of auxiliary device of ladder, is suitable for a ladder 10, and this ladder 10 has at least two longitudinal main rods 11, and a plurality of transverse direction between two main rods Step bars 12, the ladder auxiliary device includes:

A fixing unit 20 has a combination section 21 combined with the longitudinal main rod 11 of the ladder 10 and two guides 22 fixed to the combination section 21. In this embodiment, the combination section 21 of the fixing unit 20 is A plate is bent into an L-shape, each guide 22 is a square frame with a through hole 221 in the center, and the joint section 21 is penetrated by two screws A through the fixing unit 20 and the longitudinal main rod 11 Rear screw lock fixed;

An adjustment unit 30, the adjustment unit 30 is columnar, has a shape corresponding to the plurality of through holes 221 of the guide 22, for the adjustment unit 30 to pass through, and is combined with the guide in a manner that can move relative to the fixed unit 20 Lead 22, in this embodiment, one end of the adjustment unit 30 has an anti-slip foot 31, and the adjustment unit 30 is provided with a plurality of adjustment holes 32; and

A positioning unit 40 is used to fix the adjusting unit 30 to the fixing unit 20 after the adjusting unit 30 moves to a predetermined position. In this embodiment, the positioning unit 40 has a The fixed seat 41 of the joint section 21 of 20, a bolt 42 which is arranged on the fixed seat 41 and whose one end can be moved to the guide 22, a gasket 43 which is arranged on the bolt 42, and is set on the bolt 42 And its two ends elastically abut against the fixing seat 41 and the gasket 43 to provide a spring 44 that allows the bolt 42 to move toward the guide 22 with an elastic force, and one end of the bolt 42 adjacent to the fixing seat 41 has a pull ring 45 , inserting the pin 42 into any one of the plurality of adjusting holes 32 of the adjusting unit 30 to fix the adjusting unit 30 .

The above is the structure of the utility model, and the usage of the utility model is as follows:

Please refer to Fig. 3 and Fig. 4, when the user intends to utilize the utility model, then first use two screws A to fix and combine the joint section 21 of the fixing unit 20 with the longitudinal main rod 11, and then combine the adjusting unit 30 on the After the guide 22 is slid to a predetermined height, as shown in FIG. 5 , the user can move the latch 42 through the pull ring 45 to disengage or latch the latch 42 into the through hole 221 of the guide 22. and one of the adjustment holes 32 of the adjustment unit 30, so as to extend the length of the longitudinal main rod 11 of the ladder 10, as shown in FIG. Adjust the adjustment unit 30 of each ladder auxiliary device so that the extended length of each longitudinal main rod 11 is inconsistent, so that the ladder 10 can stand stably on the terrain such as stairs by the adjustment unit 30 of each ladder auxiliary device.

Please refer to Fig. 7, in another preferred embodiment of the present invention, one end of the adjustment unit 30 has a wheel B, when the user wants to move the position of the ladder 10, the wheel B can be used to slide, more It is convenient for users to move.

Please refer to FIG. 8 , the utility model further has an auxiliary transverse step bar C located between the two adjustment units 30 and has a positioning unit 40 at both ends, and the auxiliary transverse step bar C is fixed by each of the positioning units 40 One of the adjustment holes 32 of each of the adjustment units 30, and each of the positioning units 40 is detachably connected with one of the adjustment holes 32 of each of the adjustment units 30, so that the auxiliary transverse pedal C can be connected with each of the transverse pedals The rods 12 are parallel. When the length of the adjustment unit 30 exceeds the distance that the user can step on, the user can climb up through the auxiliary horizontal step bar C, thereby solving the problem that the user cannot step on the transverse step bar 12 of the ladder 10 due to his lack of height. dilemma.

In summary, the above-mentioned embodiments and accompanying drawings are only preferred embodiments of the present utility model, and are not intended to limit the scope of protection of the present utility model. Any modification, equivalent replacement, improvement, etc. shall be included in the protection scope of the present utility model.

Claims (7)

1. A ladder auxiliary device, suitable for a ladder, the ladder has at least two longitudinal main rods, and a plurality of horizontal step bars arranged between the two main rods, it is characterized in that the ladder auxiliary device Include: A fixing unit has a joint section combined with the longitudinal main rod of the ladder and at least one guide fixed to the joint section; an adjustment unit, the adjustment unit is columnar, and is combined with the guide member in a manner that can move relative to the fixed unit; and a positioning unit, used for fixing the adjusting unit to the fixing unit after the adjusting unit moves to a predetermined position; The positioning unit has a fixed seat arranged on the joint section of the fixed unit, a bolt arranged on the fixed seat and one end of which can move to the guide, a gasket arranged on the bolt, and a set of The bolt and its two ends elastically abut against the fixing seat and the gasket to provide a spring force to move the bolt to the guide; the adjustment unit is provided with a plurality of adjustment holes, and the bolt is inserted into a plurality of the adjustment unit Any one of the adjustment holes to fix the adjustment unit. 2 . The ladder auxiliary device according to claim 1 , wherein an end of the bolt adjacent to the fixing seat has a pull ring. 3 . 3. The ladder auxiliary device according to claim 1, wherein the connecting section of the fixing unit is bent into an L shape by a plate. 4. The ladder assisting device according to claim 3, wherein the guide member has a through hole for the adjustment unit to pass through. 5. The ladder assist device of claim 1, wherein one end of the adjustment unit has a wheel. 6. The ladder auxiliary device according to claim 1, wherein one end of the adjustment unit has a non-slip foot. 7. The ladder auxiliary device according to claim 1, characterized in that, said ladder auxiliary device further has an auxiliary lateral direction located between the two adjustment units and fixed to the two adjustment units in a detachable manner. pedals.