CN211946166U - Mast type aerial work platform with staircase - Google Patents

Abstract

The utility model provides a mast type aerial working platform with staircase, the on-line screen storage device comprises a base, the top of base is fixed with mast type lift arm, one side of mast type lift arm is fixed with the workstation, the bottom of workstation one side casing is equipped with the staircase, the staircase is including a plurality of support footboards, and every all be connected with two first connecting rods through rotation axis on the support footboard both sides surface, two with one side first connecting rod symmetry sets up, and every one side of first connecting rod all rotates and is connected with the second connecting rod, is close to the workstation support footboard top fixed surface has two L shape connection pieces, two L shape connection piece symmetry sets up, is close to the base support footboard bottom fixed surface has trapezoidal backup pad. The utility model discloses, through the cooperation of supporting footboard and two connecting rods to make a plurality of supporting footboard distance each other increase gradually along with the expansion of two connecting rods, accomplish the flexible of staircase.

Description

Mast type aerial work platform with staircase

Technical Field

The utility model relates to a technical field of aerial working platform, concretely relates to mast type aerial working platform with staircase.

Background

When the staff overhauls or installs by hand, in order to adapt to the needs of different occasions, often utilize lift operation platform to solve all kinds of lifting operation difficult points in industrial enterprise.

According to the mast type aerial work platform and the escalator thereof provided by the patent document CN 207033329U, the escalator is arranged between the chassis and the work platform, so that personnel can climb from the chassis to the work platform conveniently, the personnel can stand on the escalator safely and reliably under the special construction working condition, but the lower escalator and the upper escalator of the mast type aerial work platform are connected through the fastening piece, so that the escalator needs to occupy a large amount of space.

The escalator of the aerial work platform needs to occupy a large amount of space, so that when the aerial work platform is not used, a special garage needs to be additionally established as an idle area, and when the aerial work platform moves, if the escalator occupies a large amount of top space, the aerial work platform is easy to cause troubles when passing through buildings such as bridges for limiting the height of the aerial work platform.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a mast type aerial working platform with an escalator for solving the technical problem provided in the background technology.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a mast type aerial work platform with an escalator comprises a base, a mast type lifting arm is fixed at the top end of the base, a workbench is fixed on one side of the mast type lifting arm, the escalator is arranged at the bottom end of a shell on one side of the workbench and comprises a plurality of supporting pedals, the supporting pedals are arranged in parallel from top to bottom, two first connecting rods are rotatably connected to the surfaces of the two sides of each supporting pedal through rotating shafts, the two first connecting rods on the same side are symmetrically arranged, a second connecting rod is rotatably connected to one side, far away from the corresponding supporting pedal, of each first connecting rod through rotating shafts, two L-shaped connecting pieces are fixed on the surface of the top end of the supporting pedal close to the workbench and symmetrically arranged, and the two L-shaped connecting pieces are fixed on the shell of the workbench, a trapezoidal support plate is fixed to the bottom end surface of the support pedal close to the base, and the bottom end surface of the trapezoidal support plate is fixed to the top end surface of the base.

Further, the workstation is including first protective frame and second protective frame, first protective frame is located in the second protective frame, just first protective frame bottom bilateral symmetry is fixed with first guard plate, two first guard plate is close to a side surface of first protective frame has all seted up the spout, every the spout all passes through the mould and corresponds first guard plate integrated into one piece, the bottom both sides of second protective frame all are fixed with the second guard plate, every the second guard plate is close to and corresponds a side surface of first guard plate all is fixed with T shape slider, every T shape slider all with correspond spout sliding connection.

Furthermore, each end post is welded at both ends of the sliding groove body.

Furthermore, four top angles on the bottom surface of the first protection frame are all fixed with anti-collision balls.

Furthermore, the vertex angles of the first protection frame and the second protection frame are all round angles.

Furthermore, a handle is welded on each L-shaped connecting piece.

Compared with the prior art, the beneficial effects of the utility model are that:

one of which, the utility model discloses an escalator has flexible folding function, through supporting the footboard, the cooperation of first connecting rod and second connecting rod, thereby when the mast type lifing arm is followed to the workstation and goes on the vertical lift, L shape connection piece on the workstation drives the support footboard of its bottom and rises, make the first connecting rod and the second connecting rod that support the footboard both sides use the rotation axis above that to rotate as the rotation axis, thereby make a plurality of support pedals distance each other increase along with the flexible of mast type lifing arm gradually, and then expand the escalator completely.

And secondly, the utility model discloses a workstation can extend the activity space, through the cooperation of first protective frame and second protective frame for second guard plate on the second protective frame slides through the first guard plate of T shape slider on first protective frame, drives the second protective frame and slides outside first protective frame, thereby has extended the activity space of workstation

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

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

FIG. 2 is a schematic structural view of the workbench of the present invention;

fig. 3 is a schematic structural view of the escalator of the present invention;

fig. 4 is a schematic view of a part of the structure of the workbench of the present invention.

In the figure: 1. a base; 2. a mast-type lifting arm; 3. a work table; 31. a first protection frame; 32. a second protective frame; 33. a first guard plate; 34. a second guard plate; 35. a chute; 36. a T-shaped slider; 37. an anti-collision ball; 38. a termination post; 4. an escalator; 41. a support pedal; 42. a first link; 43. a second link; 44. an L-shaped connecting sheet; 45. a trapezoidal support plate.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-4, a mast type aerial work platform with an escalator includes a base 1, a mast type lifting arm 2 is fixed on the top of the base 1, a working platform 3 is fixed on one side of the mast type lifting arm 2, an escalator 4 is arranged at the bottom end of a shell on one side of the working platform 3, the escalator 4 includes a plurality of supporting pedals 41, the supporting pedals 41 are arranged in parallel from top to bottom, two first connecting rods 42 are rotatably connected on the two side surfaces of each supporting pedal 41 through a rotating shaft, the two first connecting rods 42 on the same side are symmetrically arranged, one side of each first connecting rod 42 far away from the corresponding supporting pedal 41 is rotatably connected with a second connecting rod 43 through a rotating shaft, two L-shaped connecting pieces 44 are fixed on the top surface of the supporting pedal 41 near the working platform 3, the two L-shaped connecting pieces 44 are symmetrically arranged, and the two L-shaped connecting pieces 44 are fixed on the casing of the workbench 3, a trapezoidal support plate 45 is fixed on the bottom end surface of the support pedal 41 close to the base 1, and the bottom end surface of the trapezoidal support plate 45 is fixed on the top end surface of the base 1.

Referring to fig. 2, four top corners of the bottom surface of the first protection frame 31 are fixed with anti-collision balls 37. In this embodiment, through the cooperation of first protective frame 31 and anti-collision ball 37 for first protective frame 31 absorbs the impact that first protective frame 31 received through the rubber material of anti-collision ball 37 when vertical lifting falls to and contacts with base 1, thereby prolongs the life of first protective frame 31.

Please refer to fig. 2, the top corners of the first protection frame 31 and the second protection frame 32 are rounded. In this embodiment, the vertex angles of the first protection frame 31 and the second protection frame 32 are rounded angles, so that the sharpness of the first protection frame 31 and the second protection frame 32 is reduced, and the vertex angles of the first protection frame 31 and the second protection frame 32 are prevented from scratching workers.

Referring to fig. 2 and 4 again, the workbench 3 includes a first protection frame 31 and a second protection frame 32, the first protection frame 31 is located in the second protection frame 32, first protection plates 33 are symmetrically fixed on two sides of the bottom end of the first protection frame 31, sliding grooves 35 are formed in one side surface of each of the two first protection plates 33 close to the first protection frame 31, each sliding groove 35 is integrally formed with the corresponding first protection plate 33 through a mold, second protection plates 34 are fixed on two sides of the bottom end of the second protection frame 32, a T-shaped sliding block 36 is fixed on one side surface of each of the second protection plates 34 close to the corresponding first protection plate 33, and each T-shaped sliding block 36 is slidably connected with the corresponding sliding groove 35. In this embodiment, through the cooperation of first protective frame 31 and second protective frame 32 for second guard plate 34 on the second protective frame 32 slides in first guard plate 33 on first protective frame 31 through T shape slider 36, drives second protective frame 32 and slides outside first protective frame 31, thereby has expanded the activity space of workstation 3.

Referring to fig. 3, each L-shaped connecting piece 44 is welded with a handle 46. In this embodiment, the L-shaped connecting piece 44 is matched with the handle 46, so as to provide a force application point for the worker when the worker climbs to the top end of the escalator 4, and further provide convenience for the worker to enter the workbench 3.

Referring to fig. 4, the two ends of each chute body 35 are welded with a stop column 38. In this embodiment, through the cooperation of the sliding slot 35 and the stopping post 38, when the T-shaped sliding block 36 slides in the slot body of the sliding slot 35, the T-shaped sliding block 36 abuts against the stopping post 38, so as to limit the sliding distance of the T-shaped sliding block 36 and prevent the second protection frame 32 from sliding out of the first protection frame 31.

The utility model discloses a concrete operation as follows:

when the operation platform is used for lifting operation, a worker firstly enters the workbench 3, then moves to a designated working position through the rotation of wheels at the bottom end of the base 1, then lifts the workbench 3 to a designated height through the mast type lifting arm 2 at the bottom end of the base 1, meanwhile, the L-shaped connecting sheet 44 on the workbench 3 drives the supporting pedal 41 at the bottom end to lift, so that the first connecting rod 42 and the second connecting rod 43 at two sides of the supporting pedal 41 rotate by taking a rotating shaft thereof as a rotating shaft center, thus the distance between the supporting pedals 41 is gradually increased along with the extension and retraction of the mast type lifting arm 2, as the supporting pedal 41 at the bottommost end is fixed on the base 1 through the trapezoid supporting plate 45, the escalator 4 is completely unfolded along with the lifting of the workbench 3, and the operator climbs up step by step through the plurality of unfolded supporting pedals 41, until reaching appointed operating position, meanwhile, when the staff need expand the activity space of workstation 3, the staff stands and promotes the framework of second protective frame 32 on first protective frame 31 for second guard plate 34 on second protective frame 32 slides in first guard plate 33 on first protective frame 31 through T shape slider 36, drives second protective frame 32 and slides outside first protective frame 31, thereby has expanded the activity space of workstation 3.

The above description of the present invention is made in conjunction with the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and the method and the technical solution of the present invention are not substantially improved or directly applied to other occasions without improvement, and are all within the protection scope of the present invention.

Claims (6)

1. The mast type aerial work platform with the escalator comprises a base (1) and is characterized in that a mast type lifting arm (2) is fixed at the top end of the base (1), a workbench (3) is fixed on one side of the mast type lifting arm (2), an escalator (4) is arranged at the bottom end of a shell on one side of the workbench (3), the escalator (4) comprises a plurality of supporting pedals (41), the supporting pedals (41) are arranged in parallel from top to bottom, two first connecting rods (42) are rotatably connected to the surfaces on the two sides of each supporting pedal (41) through rotating shafts, the two first connecting rods (42) on the same side are symmetrically arranged, and a second connecting rod (43) is rotatably connected to one side, far away from the corresponding supporting pedal (41), of each first connecting rod (42); be close to workstation (3) support footboard (41) top surface mounting has two L shape connection pieces (44), two L shape connection piece (44) symmetry sets up, and two L shape connection piece (44) are fixed in on the casing of workstation (3), be close to base (1) support footboard (41) bottom surface mounting has trapezoidal backup pad (45), the bottom surface mounting of trapezoidal backup pad (45) the top surface of base (1).

2. The mast type aerial work platform with the escalator as claimed in claim 1, wherein the working platform (3) comprises a first protective frame (31) and a second protective frame (32), the first protective frame (31) is located in the second protective frame (32), first protective plates (33) are symmetrically fixed to two sides of the bottom end of the first protective frame (31), sliding grooves (35) are formed in the surfaces, close to the first protective frame (31), of the two first protective plates (33), and each sliding groove (35) is integrally formed with the corresponding first protective plate (33) through a mold; second guard plate (34) all are fixed with on the bottom both sides of second guard frame (32), every second guard plate (34) are close to the correspondence a side surface of first guard plate (33) all is fixed with T shape slider (36), every T shape slider (36) all with correspond spout (35) sliding connection.

3. The mast type aerial work platform with escalator as claimed in claim 2, wherein each chute (35) body has a terminal post (38) welded to both ends.

4. The mast type aerial work platform with escalator as claimed in claim 3, wherein four top corners of the bottom surface of the first protection frame (31) are fixed with anti-collision balls (37).

5. The mast type aerial work platform with escalator of claim 4, wherein the top corners of the first protective frame (31) and the second protective frame (32) are rounded.

6. The mast type aerial work platform with escalator of claim 1, wherein each L-shaped connecting piece (44) has a handle (46) welded thereto.

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