CN213953498U - Ladder capable of being automatically positioned - Google Patents

Abstract

The utility model discloses a but ladder of automatic positioning, but ladder of automatic positioning includes the ladder main part, the main part includes first pole, second pole and a plurality of footboard, the footboard sets up between first pole and second pole, still include platform and strutting arrangement, the platform sets up at first pole and second pole upside, strutting arrangement includes support and a plurality of slide bar, slide bar and main part parallel arrangement, fixed connection between support and the slide bar, set up the sliding sleeve on the slide bar, the sliding sleeve is connected with the main part, the one end of fixed connection elastic component on the slide bar, the below of sliding sleeve is connected to the elastic component other end. The ladder main body is pressed downwards by the gravity of a person, the elastic piece is compressed, the first rod, the second rod and the support columns are grounded and fixed, namely the positioning at the position is automatically completed, meanwhile, the platform is arranged at the upper end, the person can move on the platform within a small range, and the position is easier to adjust; when a person leaves the ladder, the elastic piece restores to move the ladder main body upwards, and the ladder main body can be moved freely through the moving device.

Description

Ladder capable of being automatically positioned

Technical Field

The utility model belongs to the technical field of the ladder technique and specifically relates to a but ladder of automatic positioning.

Background

Ladder, daily life apparatus, this instrument are done the limit by two long thick poles, and the horizontal pole that is fit for the climbing is crossed in the middle of for climb, the ladder divide into lift single ladder and lift double ladder. When the ladder is generally used, the ladder needs to be placed at a certain position to be moved to a position needing to be used, the ladder is positioned on the ground, a person climbs upwards, the ladder is difficult to move for a person with small strength, the ladder generally only can stand on the highest cross bar, and the position of the ladder is limited and is not easy to move on a high place.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to not enough among the prior art, provide a but automatic positioning's ladder, can move wantonly, automatic positioning's ladder.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve: the utility model provides a but ladder of automatic positioning includes the ladder main part, the main part includes first pole, second pole and a plurality of footboard, the footboard sets up between first pole and the second pole, still includes platform and strutting arrangement, the platform sets up first pole and second pole upside, strutting arrangement includes support and a plurality of slide bar, slide bar and main part parallel arrangement, fixed connection between support and the slide bar set up the sliding sleeve on the slide bar, the sliding sleeve is connected with the main part fixed connection elastic component's one end on the slide bar, the below of sliding sleeve is connected to the elastic component other end.

In the above scheme, preferably, the number of the slide bars is two, the upper side of the support is connected with the two groups of slide bars through two groups of first connecting pieces, and the lower side of the support is connected with the two groups of slide bars through two groups of second connecting pieces.

In the above scheme, preferably, two ends of the two groups of second connecting pieces are fixedly connected through the other two groups of second connecting pieces.

In the above scheme, preferably, the slide bar and the two ends of the bracket are both arranged outside the platform.

In the above scheme, preferably, the sliding sleeve is provided with at least one group, and the sliding sleeve is welded with the first rod and the second rod of the main body.

In the above aspect, it is preferable that armrests for protection be provided on both sides of the main body.

In the above aspect, it is preferable that a moving device is disposed below the second connecting member, and the moving device includes four sets of wheels.

In the above aspect, it is preferable that a support pillar for further support be provided on a bottom surface of the step plate disposed at the lowermost portion of the slide bar.

The utility model has the advantages that: the ladder main body is arranged on the supporting device, the supporting device suspends the main body in the air through the arrangement of the elastic piece, when a person steps on the pedal on the ladder main body, the ladder main body is pressed downwards by the gravity of the person, the elastic piece is compressed, the first rod, the second rod and the supporting columns are grounded and fixed, namely, the positioning at the position is automatically completed, meanwhile, the platform is arranged at the upper end, the person can move on the platform within a small range, and the position is easier to adjust; when a person leaves the ladder, the elastic piece restores to move the ladder main body upwards, and the ladder main body can be moved freely through the moving device.

Drawings

Fig. 1 is a schematic structural view of an angle of the present invention.

Fig. 2 is a schematic structural view of another angle of the present invention.

Fig. 3 is a side view of the present invention.

Fig. 4 is a schematic view of a partial structure of the present invention.

Fig. 5 is a partial front view of the present invention.

Fig. 6 is a schematic view of the brake and wheel structure of the present invention.

Detailed Description

The invention will be described in further detail with reference to the following detailed description and accompanying drawings: referring to fig. 1-3, an automatically positioning ladder comprises a ladder body 1, wherein the ladder body 1 comprises a first rod 11, a second rod 12 and a plurality of pedals 13, the first rod 11 and the second rod 12 are vertical rods, the pedals 13 are arranged between the first rod 11 and the second rod 12, the distance between the pedals 13 is in accordance with the height of a person lifting feet, and the pedals 13 can be stepped upwards.

The ladder capable of automatically positioning also comprises a platform 14, wherein the platform 14 is fixedly connected to the upper ends of the first rod 11 and the second rod 12, an angle is arranged between the main body 1 and the ground, the angle can be preferably arranged between 60 degrees and 80 degrees so as to adapt to the angle arrangement of the climbing of the human body, and the platform 14 is always parallel to the ground.

The main part 1 still includes strutting arrangement 3, strutting arrangement 3 includes support 31 and a plurality of slide bar 32, the slide bar 32 is preferred to be set up two sets ofly, the slide bar 32 is parallel with main part 1, promptly set up same angle between slide bar 32, the ground and between main part 1, the ground, two sets of the upside of slide bar 32 with support 31 upside is connected through first connecting piece 4, and the downside is then connected through second connecting piece 5.

Set up a plurality of sliding sleeves 321 on the slide bar 32, sliding sleeve 321 sets up a set ofly at least, sliding sleeve 321 slides and sets up on the slide bar 32, just sliding sleeve 321 and the first pole 11 and the second pole 12 fixed connection of main part 1, preferably can main part 1 and sliding sleeve 321 weld the winding sets up elastic component 33 on the slide bar 32, elastic component 33 is preferably the spring, elastic component 33 lower extreme is fixed on the slide bar 32, the elastic component 33 other end sets up with sliding sleeve 32 lower extreme fixed connection, promptly when main part 1 moves down, elastic component 33 can be compressed.

The sliding rod 32 and the bracket 31 are both positioned at two sides of the platform 14, that is, when the platform 14 and the main body 1 descend, the platform 14 is not restrained by the first connecting piece 4 and can descend along with the main body 1; meanwhile, the second connecting pieces 5 below the sliding rods 32 and the brackets 31 are connected through another two groups of second connecting pieces 5, and a supporting column 131 for further strengthening support is arranged on the bottom surface of the lowest pedal 13.

The body 1 is also provided with handrails 15, the handrails 15 are arranged on two sides of the body 1, the handrails 15 completely surround the platform 14, so that when the user stands on the platform 14 as required, the handrails 15 can further protect personal safety, and meanwhile, the second connecting piece 5 is provided with the moving device 6, and the moving device 6 comprises four wheels 7 arranged at the top corners of the rectangle formed by the second connecting pieces 5.

When a person steps on the pedal 13 of the main body 1 when the ladder needs to be used, the main body 1 drives the sliding sleeve 321 to move downwards, the elastic member 33 is compressed, the first rod 11 and the second rod 12 are grounded and fixed, and meanwhile, the supporting column 131 is grounded, so that the stability of the main body 1 is further enhanced, and the person can hold the handrail 15 by hand, thereby increasing the safety; when the ladder is used, a person leaves the ladder, the main body 1 is rebounded by the elastic piece 33, the first rod 11, the second rod 12 and the support column 131 are far away from the ground, and the ladder can be moved freely under the action of the moving device 6 and is convenient to store.

Referring to fig. 4-6, the moving means 6 should be equipped with brakes, and in the prior art, four wheels 7 are arranged on the rectangle formed by the second connecting member 5, generally, one side of the wheels 7 is a guide wheel capable of rotating, the other side of the wheels 7 is fixed and can not rotate, and the brakes are respectively arranged on the other side of the fixed wheels 7, so that when in use, only one wheel 7 is fixed, the ladder can be climbed, and a safety hazard exists.

Therefore, a brake shaft 81 is arranged on one side of the second connecting piece 5, a forward thread and a reverse thread are arranged on one side of the brake shaft 81, a baffle 83 is arranged in the middle of the brake shaft, the set of wheels 7 comprises a fixing piece 71, a placing piece 72 and a roller 73, the fixing piece 71 is connected to the second connecting piece 5, the placing piece 72 is connected to the fixing piece 71, the placing piece 72 rotates to be connected with the roller 73, the wheel placing piece 72 for guiding is connected with the fixing piece 71 in a rotating mode, and the placing piece 72 for fixing the non-rotating wheels 7 is fixedly connected with the fixing piece 71.

The two threads are provided with the nuts 82, the nuts 82 are fixedly connected with the braking plates 84, the braking plates 84 are connected to the outer surface of the placing piece 72 in a sliding mode, when the braking shaft 81 is rotated, the nuts 82 cannot rotate, so that the braking plates 84 can move inwards, backwards and outwards at the same time, the braking blocks 841 are further arranged on the inner sides of the braking plates 84 and used for enhancing braking capacity, the other side of the braking shaft 81 is also provided with the same structure, the middle of the braking shaft 81 is provided with the pedal 811, when the pedal 811 is stepped downwards, the braking plates 84 move at the same time and move towards the inner sides of the wheels 7 to limit the braking capacity, two wheels 7 are limited at the same time, the situation that only one wheel is limited during braking is avoided, the wheels climb upwards, and safety is improved.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (8)

1. A ladder with automatic positioning, comprising a ladder body (1), said body (1) comprising a first bar (11), a second bar (12) and a number of steps (13), said steps (13) being arranged between said first bar (11) and said second bar (12), characterized in that: still include platform (14) and strutting arrangement (3), platform (14) set up first pole (11) and second pole (12) upside, strutting arrangement (3) include support (31) and a plurality of slide bar (32), slide bar (32) and main part (1) parallel arrangement, fixed connection between support (31) and the slide bar (32) set up sliding sleeve (321) on slide bar (32), sliding sleeve (321) are connected with main part (1) the one end of fixed connection elastic component (33) on slide bar (32), the below of sliding sleeve (321) is connected to elastic component (33) other end.

2. An automatically positionable ladder as set forth in claim 1 wherein: the two groups of sliding rods (32) are arranged, the upper side of the support (31) is connected with the two groups of sliding rods (32) through two groups of first connecting pieces (4), and the lower side of the support (31) is connected with the two groups of sliding rods (32) through two groups of second connecting pieces (5).

3. An automatically positionable ladder as set forth in claim 2 wherein: the two ends of the two groups of second connecting pieces (5) are fixedly connected through the other two groups of second connecting pieces (5).

4. An automatically positionable ladder as set forth in claim 2 wherein: the two ends of the sliding rod (32) and the two ends of the bracket (31) are arranged on the outer side of the platform (14).

5. An automatically positionable ladder as set forth in claim 1 wherein: the sliding sleeve (321) is at least provided with one group, and the sliding sleeve (321) is welded with the first rod (11) and the second rod (12) of the main body (1).

6. An automatically positionable ladder as set forth in claim 1 wherein: armrests (15) for protection are arranged on two sides of the main body (1).

7. An automatically positionable ladder as set forth in claim 3 wherein: a moving device (6) is arranged below the second connecting piece (5), and the moving device (6) comprises four groups of wheels (7).

8. An automatically positionable ladder as set forth in claim 1 wherein: a supporting column (131) for further supporting is arranged on the bottom surface of the pedal (13) arranged at the lowest part of the sliding rod (32).

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