CN214327057U

CN214327057U - Lifting hanging basket of overhead working truck

Info

Publication number: CN214327057U
Application number: CN202120017529.XU
Authority: CN
Inventors: 霍春庭; 谭志波; 卓浩
Original assignee: Xuzhou Yaheng Construction Machinery Technology Co ltd
Current assignee: Xuzhou Gaili Engineering Machinery Co ltd
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2021-10-01
Anticipated expiration: 2031-01-05

Abstract

The utility model discloses an aerial work car lift hanging flower basket, including outer hanging flower basket, interior hanging flower basket and elevating gear, its characterized in that: elevating gear includes outer axle, ratchet, gear, rack, interior axle, rocking arm, pawl and depression bar, outer rotation of shafts is installed on the lateral wall of interior hanging flower basket, the ratchet reaches the gear is all fixed cup joints outer epaxial, rack fixed mounting is in on the lateral wall of outer hanging flower basket, and its with gear engagement, interior rotation of shafts is installed on the lateral wall of interior hanging flower basket, the perpendicular fixed mounting of rocking arm is in interior epaxial, the pawl articulates on the rocking arm, and it with ratchet engagement, the perpendicular fixed mounting of depression bar is in interior epaxial, and it passes through location portion fixes in the interior hanging flower basket, the utility model discloses the advantage compared with prior art lies in: the lifting arm has the advantages of simple overall structure, convenience in operation, no need of consuming electric power of the overhead working truck, energy conservation and guarantee of stable action of the lifting arm.

Description

Lifting hanging basket of overhead working truck

Technical Field

The utility model relates to an aerial working car technical field specifically indicates an aerial working car lift hanging flower basket.

Background

The overhead working truck is a special vehicle for overhead operation, a hanging basket is arranged on a suspension arm of the overhead working truck, workers operate in the hanging basket, in use, because the height of the hanging basket needs to be adjusted through the suspension arm, the hanging basket cannot be adjusted to the optimal height when facing a narrow space, the operation difficulty of workers is greatly increased, a hanging basket of an overhead working truck exists at present, which is a utility model with the patent publication number of CN207313072U and the patent name of 'a lifting basket of an overhead working truck', the lifting of the inner hanging basket is realized through the lifting device, the high-altitude operation difficulty of workers is greatly reduced, but the integral high-altitude operation vehicle is driven by electric power to increase the energy consumption of the high-altitude operation vehicle, and simultaneously, because the rotating body, the motor and other large parts exist, the overall weight of the hanging basket is increased greatly, and the stability of the hanging arm is reduced. There is a need for improvement.

Disclosure of Invention

The utility model provides an aerial work car lift hanging flower basket, it can solve foretell technical problem.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a lifting basket of an overhead working truck comprises an outer basket, an inner basket and a lifting device, wherein the outer basket is arranged on a suspension arm, the inner hanging basket is arranged in the outer hanging basket in a sliding manner along the vertical direction of the outer hanging basket, the lifting device comprises an outer shaft, a ratchet wheel, a gear, a rack, an inner shaft, a rocker arm, a pawl and a pressure lever, the outer shaft is rotatably arranged on the side wall of the inner hanging basket, the ratchet wheel and the gear are fixedly sleeved on the outer shaft, the rack is fixedly arranged on the side wall of the outer hanging basket, the inner shaft is rotatably arranged on the side wall of the inner hanging basket, the rocker arm is vertically and fixedly arranged on the inner shaft, the pawl is hinged on the rocker arm, and the pressure bar is engaged with the ratchet wheel, is vertically and fixedly arranged on the inner shaft and is fixed in the inner hanging basket through a positioning part.

The positioning portion comprises a bolt, a plurality of positioning holes are formed in the side wall of the inner hanging basket, and a threaded rod of the bolt penetrates through the pressing rod and then is screwed in the positioning holes.

And a cross rod is rotatably arranged at one end of the pressure lever, which is far away from the inner shaft.

An elastic pressing sheet is fixedly mounted on the rocker arm and abuts against the pawl.

And a pull ring is movably arranged on the inner shaft and is connected with the pawl through a connecting rope.

After the structure is adopted, compared with the prior art, the utility model the advantage that has is: the lifting hanging basket for the high-altitude operation vehicle comprises an outer hanging basket body, an inner hanging basket body, an outer shaft, a ratchet wheel, a gear, a rack, an inner shaft, a rocker arm, a pawl, a pressure rod and the like.

Drawings

Fig. 1 is a schematic structural view of the lifting basket of the overhead working truck of the present invention.

Fig. 2 is a schematic structural view of the lifting basket of the overhead working truck of the present invention.

Fig. 3 is a schematic structural view of the lifting basket of the overhead working truck of the present invention.

As shown in the figure: 1. the lifting device comprises an outer basket, 2, an inner basket, 3, a lifting device, 4, an outer shaft, 5, a ratchet wheel, 6, a gear, 7, a rack, 8, an inner shaft, 9, a rocker arm, 10, a pawl, 11, a pressure rod, 12, a bolt, 13, a positioning hole, 14, a cross rod, 15, an elastic pressing sheet, 16 and a pull ring.

Detailed Description

The following description is only for the preferred embodiment of the present invention, and the protection scope of the present invention is not limited thereby, the present invention will be further explained with reference to the drawings and the embodiments.

Examples, see fig. 1-3:

a lifting basket of an overhead working truck comprises an outer basket 1, an inner basket 2 and a lifting device 3.

Outer hanging flower basket 1 has uncovered up, it is installed on the davit of high worker's operation car, interior hanging flower basket 1 also has uncovered up, interior hanging flower basket 2 is along outer hanging flower basket 1 of vertical direction slidable mounting, be fixed with the guide rail along vertical direction on the inside wall of outer hanging flower basket 1, the rail groove has been seted up on the lateral wall of interior hanging flower basket 2, the rail groove cooperatees with the guide rail, the slidable mounting of hanging flower basket 2 in outer hanging flower basket 1 in the realization, wherein, the accessible adds anti-skidding line isotructure suitable friction force between guide rail and the rail groove, speed when 2 descends in order to avoid.

The lifting devices 3 are used for lifting the inner hanging basket 2 in the outer hanging basket 1 and comprise outer shafts 4, ratchet wheels 5, gears 6, racks 7, inner shafts 8, rocker arms 9, pawls 10 and pressure rods 11, and the lifting devices 3 can be divided into two groups, wherein the two groups of lifting devices 3 are symmetrically distributed.

The welding has the support on the lateral wall of interior hanging flower basket 2, outer axle 4 passes through the bearing and rotates the support of installation on the lateral wall of interior hanging flower basket 2, and the center pin of outer axle 4 is perpendicular with the slip direction of interior hanging flower basket 2, ratchet 5 and gear 6 all cup joint on the outer periphery of outer axle 4 through a plurality of screw fixation, ratchet 5 and gear 6 synchronous revolution, rack 7 passes through a plurality of bolt fixed mounting on the lateral wall of outer hanging flower basket 1, the length direction of rack 7 is parallel with the slip direction of interior hanging flower basket 2, and it meshes with gear 6, under the effect of rack 7, gear 6 rotates and can drive interior hanging flower basket 2 and go up and down.

An inner shaft 8 is rotatably arranged on the side wall of an inner hanging basket 2 through a bearing, one end of the inner shaft 8 penetrates through the inner side wall of the inner hanging basket 2, the other end of the inner shaft penetrates through the outer side wall of the inner hanging basket 2, the central axis of the inner shaft 8 is overlapped with the central axis of an outer shaft 4, a rocker arm 9 is vertically and fixedly arranged at one end of the inner shaft 8, which is positioned at the outer side wall of the inner hanging basket 2, a pawl 10 is hinged on the rocker arm 9 and is meshed with a ratchet wheel 5, one end, far away from the rocker arm 9, of the pawl 10 is abutted against the tooth space of the ratchet wheel 5, an elastic pressing sheet 15 is fixedly arranged on the rocker arm 9, the elastic pressing sheet 15 can ensure the stable abutting of the pawl 10 in the tooth space of the ratchet wheel 5, when the rocker arm 9 swings back and forth through the matching of the pawl 10 and the ratchet wheel 5, the rocker arm 9 drives a gear 6 to rotate intermittently so as to drive the inner hanging basket 2 to move, and when the pawl 10 pushes the ratchet wheel 5 to rotate, the inner hanging basket 2 should move upwards, a pull ring 16 is movably mounted on the inner shaft 8, the pull ring 16 is located at one end, located on the inner shaft 8, of the inner side wall of the inner basket 2, the pull ring 16 is connected with a pawl 10 through a connecting rope, the connecting rope penetrates through the inner shaft 8 and the rocker arm 9 in sequence and then is fixedly connected with the pawl 10, the pawl 10 is far away from the ratchet wheel 5 through pulling the pull ring 16, therefore, the ratchet wheel 5 can rotate reversely, and at the moment, the inner basket 2 descends under the action of self gravity.

The one end that 2 inside walls of interior hanging flower basket are located to depression bar 11 vertical fixation installs on interior axle 8, through axle 8 in the depression bar 11 can be comparatively laborsaving rotates to make the ascending operation of interior hanging flower basket 2 more convenient, the horizontal pole 14 is installed through the bearing rotation to the one end of keeping away from interior axle 8 on depression bar 11, and hanging flower basket 2 in the lifting that can be more convenient is passed through horizontal pole 14 fixed connection among two sets of elevating gear 3.

After interior hanging flower basket 2 upwards moved to the predetermined position, depression bar 11 passes through location portion to be fixed in interior hanging flower basket 2, location portion includes bolt 12, bolt 12 adopts plum blossom handle bolt, a plurality of locating hole 13 has been seted up on the lateral wall of interior hanging flower basket 2, the through-hole has been seted up on depression bar 11, along with depression bar 11's rotation, the through-hole is formed with circular shape movement track, locating hole 13 is located the position department that is close to depression bar 11 on this circular movement track, the threaded rod of bolt 12 passes and revolves soon behind the through-hole on depression bar 11 in locating hole 13, depression bar 11 can't rotate this moment, thereby the location of interior hanging flower basket 2 is realized.

If the inner hanging basket 2 needs to be lifted, the cross rod 14 is moved in a reciprocating mode, the cross rod 14 drives the inner hanging basket 2 to move upwards through the transmission of the components such as the pressure rod 11, the rocker arm 9, the pawl 10, the ratchet wheel 5 and the gear 6, and the bolts 12 are screwed in the corresponding positioning holes 13 until the inner hanging basket 2 reaches a preset height;

if the inner basket 2 needs to be lowered, the pull ring 16 is directly pulled, the inner basket 2 moves downwards under the action of the gravity of the inner basket 2, and the pull ring 16 is loosened until the inner basket 2 reaches a preset height.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides an aerial cage car lift hanging flower basket, includes outer hanging flower basket (1), interior hanging flower basket (2) and elevating gear (3), outer hanging flower basket (1) is installed on the davit, interior hanging flower basket (2) are followed the vertical direction slidable mounting of outer hanging flower basket (1) is in outer hanging flower basket (1), its characterized in that: the lifting device (3) comprises an outer shaft (4), a ratchet wheel (5), a gear (6), a rack (7), an inner shaft (8), a rocker arm (9), a pawl (10) and a pressure lever (11), the outer shaft (4) is rotatably arranged on the side wall of the inner hanging basket (2), the ratchet wheel (5) and the gear (6) are fixedly sleeved on the outer shaft (4), the rack (7) is fixedly arranged on the side wall of the outer hanging basket (1), and is meshed with the gear (6), the inner shaft (8) is rotatably arranged on the side wall of the inner basket (2), the rocker arm (9) is vertically and fixedly arranged on the inner shaft (8), the pawl (10) is hinged on the rocker arm (9), and the pressing rod (11) is meshed with the ratchet wheel (5), is vertically and fixedly arranged on the inner shaft (8) and is fixed in the inner hanging basket (2) through a positioning part.

2. The aerial lift truck lifting basket as claimed in claim 1, wherein: the positioning part comprises a bolt (12), the side wall of the inner hanging basket (2) is provided with a plurality of positioning holes (13), and a threaded rod of the bolt (12) penetrates through the pressing rod (11) and then is screwed in the positioning holes (13).

3. The aerial lift truck lifting basket as claimed in claim 1, wherein: and a cross rod (14) is rotatably arranged at one end of the pressure lever (11) far away from the inner shaft (8).

4. The aerial lift truck lifting basket as claimed in claim 1, wherein: an elastic pressing sheet (15) is fixedly arranged on the rocker arm (9), and the elastic pressing sheet (15) abuts against the pawl (10).

5. The aerial lift truck lifting basket as claimed in claim 1, wherein: a pull ring (16) is movably mounted on the inner shaft (8), and the pull ring (16) is connected with the pawl (10) through a connecting rope.