CN210214635U

CN210214635U - Universal vertical lifting arm for crane

Info

Publication number: CN210214635U
Application number: CN201920655280.8U
Authority: CN
Inventors: Wenjun Ma; 马文军; Weichao Tian; 田伟朝; Haixi Yang; 杨海西
Original assignee: Hebei Jingye Special Automobile Co ltd
Current assignee: Hebei Jingye Special Automobile Co ltd
Priority date: 2019-05-08
Filing date: 2019-05-08
Publication date: 2020-03-31
Anticipated expiration: 2029-05-08

Abstract

The utility model relates to the technical field of suspension arms, and discloses a universal vertical lifting suspension arm for a crane, which comprises a mounting plate, a servo motor and a hydraulic telescopic suspension arm, wherein one side of the mounting plate is fixed with a mounting seat, one side of the mounting seat, which is far away from the mounting plate, is transversely provided with an opening, a rotating seat is rotatably arranged between the upper inner wall and the lower inner wall of the opening, one end of the rotating seat, which is far away from the mounting seat, is fixed with the hydraulic telescopic suspension arm, the other end of the hydraulic telescopic suspension arm is provided with a fixed plate, the fixed plate is provided with a lifting hook, a transverse plate is horizontally arranged above the mounting seat, one end of the transverse plate is fixed on the mounting plate, a servo motor is arranged above the transverse plate, a rotating shaft of the servo motor extends to the lower part of the transverse plate, a, therefore, articles on two sides of the hydraulic telescopic boom can be hoisted, and the operability of the boom is greatly improved.

Description

Universal vertical lifting arm for crane

Technical Field

The utility model relates to a davit technical field especially relates to a crane is with general davit of VTOL.

Background

The crane is a lifting and carrying machine widely used in ports, workshops, electric power, construction sites and other places. The name crane is a uniform title for hoisting machinery. The main of cranes are also truck cranes, crawler cranes and tyre cranes. The crane is used for hoisting equipment, emergency rescue, hoisting, machinery and rescue.

Most of crane booms in the existing factory buildings adopt hydraulic telescopic booms which can only horizontally hoist articles right below the crane booms, and the hydraulic telescopic booms are difficult to rotate left and right and hoist articles on two sides of the crane booms.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the crane davit majority in the current factory building that exists among the prior art and adopting the flexible davit of hydraulic pressure, can only carry out horizontal handling to the article directly under it, and this kind of hydraulic pressure flexible davit is difficult to control the rotation, is difficult to the shortcoming of the article of handling davit both sides, and the crane that proposes is with the general davit of VTOL.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the general vertical lifting arm for the crane comprises a mounting plate, a servo motor and a hydraulic telescopic arm, wherein a mounting seat is fixed on one side of the mounting plate, an opening is transversely arranged on one side of the mounting seat far away from the mounting plate, a rotating seat is rotatably arranged between the upper inner wall and the lower inner wall of the opening, one end of the rotating seat far away from the mounting seat is fixed with a hydraulic telescopic boom, the other end of the hydraulic telescopic boom is provided with a fixed plate, the fixed plate is provided with a lifting hook, a transverse plate is horizontally arranged above the mounting seat, one end of the transverse plate is fixed on the mounting plate, a servo motor is arranged above the transverse plate, a rotating shaft of the servo motor extends to the lower part of the transverse plate, and a rotating rod is installed on a rotating shaft of the servo motor, a connecting rod is fixed at the other end of the rotating rod, and the bottom end of the connecting rod is fixed on the rotating seat.

Preferably, the hydraulic telescopic boom comprises a fixed boom and a telescopic boom, a sliding plate is slidably mounted on the outer wall of the fixed boom, a guide block is fixed on the outer wall of one end, close to the telescopic boom, of the fixed boom, a first guide rod is fixed at four corners of one side, close to the guide block, of the guide block, the first guide rod penetrates through the guide block, and the other end of the first guide rod is fixed on the fixed plate.

Preferably, a round hole is formed in the middle of the sliding plate, the sliding plate is sleeved on the outer wall of the fixed suspension arm, and the sliding plate is connected with the fixed suspension arm in a sliding mode.

Preferably, the rotary connection positions of the rotary shaft of the servo motor, the mounting seat and the rotary seat are located on the same axis.

Preferably, a second guide rod is slidably mounted in the rotating seat, the second guide rod is semicircular, and two ends of the second guide rod are fixed on the mounting plate.

The utility model has the advantages that:

1. the rotary rod is driven by the servo motor to rotate by a certain angle, and the rotary rod drives the hydraulic telescopic boom to rotate left and right, so that articles on two sides of the hydraulic telescopic boom can be lifted, and the operability of the boom is greatly improved.

2. When the telescopic boom is extended, the sliding plate is driven to move on the fixed boom through the first guide rod, and the telescopic boom is supported by the first guide rod and the sliding plate, so that the telescopic boom is stable during extension.

Drawings

Fig. 1 is a schematic structural view of a universal vertical take-off and landing boom for a crane according to the present invention;

FIG. 2 is a schematic structural view of the second guide rod installed in the universal vertical take-off and landing jib for cranes according to the present invention;

fig. 3 is the schematic structural diagram of the sliding plate in the universal vertical take-off and landing boom for cranes of the present invention.

In the figure: the device comprises a mounting plate 1, a mounting seat 2, an opening 3, a rotating seat 4, a fixed boom 5, a telescopic boom 6, a guide block 7, a sliding plate 8, a first guide rod 9, a fixed plate 10, a lifting hook 11, a second guide rod 12, a transverse plate 13, a servo motor 14, a rotary rod 15 and a connecting rod 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-3, the universal vertical lifting boom for cranes comprises a mounting plate 1, a servo motor 14 and a hydraulic telescopic boom, wherein a mounting seat 2 is welded and fixed on one side of the mounting plate 1, an opening 3 is transversely formed on one side of the mounting seat 2 away from the mounting plate 1, a rotating seat 4 is rotatably installed between the upper inner wall and the lower inner wall of the opening 3 through rotation, the hydraulic telescopic boom is fixed on one end of the rotating seat 4 away from the mounting seat 2 through a bolt, a fixed plate 10 is installed on the other end of the hydraulic telescopic boom, a lifting hook 11 is installed on the fixed plate 10, a transverse plate 13 is horizontally arranged above the mounting seat 2, one end of the transverse plate 13 is welded and fixed on the mounting plate 1, the servo motor 14 is installed on a bolt above the transverse plate 13, the rotating shaft of the servo motor 14 extends to the lower part of the transverse plate 13, a rotating rod, the bottom end of the connecting rod 16 is fixed on the rotating seat 4 through a screw.

Further, the hydraulic telescopic boom comprises a fixed boom 5 and a telescopic boom 6, a sliding plate 8 is slidably mounted on the outer wall of the fixed boom 5, a guide block 7 is welded and fixed on the outer wall of one end, close to the telescopic boom 6, of the fixed boom 5, a first guide rod 9 is fixed at four corners of one side, close to the guide block 7, of the sliding plate 8, the first guide rod 9 penetrates through the guide block 7, the first guide rod 9 is slidably connected with the guide block 7, the other end of the first guide rod 9 is welded and fixed on a fixed plate 10, the telescopic boom 6 is supported through the first guide rod 9 and the sliding plate 8, and the telescopic boom is stable when the telescopic boom is made to stretch.

Furthermore, a round hole is formed in the middle of the sliding plate 8, the sliding plate 8 is sleeved on the outer wall of the fixed suspension arm 5, and the sliding plate 8 is connected with the fixed suspension arm 5 in a sliding mode.

Furthermore, the rotating connection positions of the rotating shaft of the servo motor 14, the mounting seat 2 and the rotating seat 4 are located on the same axis, and the servo motor 14 is controlled by the controller to rotate by a certain angle through programming in the prior art, so that the hydraulic telescopic boom is driven to rotate by a certain angle.

Furthermore, a second guide rod 12 is slidably mounted in the rotating seat 4, the second guide rod 12 is in a semicircular shape, two ends of the second guide rod 12 are fixed on the mounting plate 1 by screws, and the hydraulic telescopic boom is supported by the second guide rod 12 when rotating.

In this embodiment, drive the rotatory certain angle of rotary rod 15 through servo motor 14, drive the hydraulic telescoping boom by rotary rod 15 and control rotatory certain angle, thereby can carry out the handling to the article of hydraulic telescoping boom both sides, great increase the maneuverability of davit, when the telescopic boom 6 is elongated, drive slide 8 through first guide bar 9 and remove on fixed davit 5, support telescopic boom 6 by first guide bar 9 and slide 8, it is steady when making it stretch out and draw back.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. General davit of VTOL for hoist, including mounting panel (1), servo motor (14) and hydraulic telescoping boom, its characterized in that, one side of mounting panel (1) is fixed with mount pad (2), one side that mounting panel (1) was kept away from in mount pad (2) has transversely seted up opening (3), rotate between the upper and lower both sides inner wall of opening (3) and install rotation seat (4), rotation seat (4) are kept away from the one end of mount pad (2) is fixed with hydraulic telescoping boom, fixed plate (10) are installed to the other end of hydraulic telescoping boom, install lifting hook (11) on fixed plate (10), the top level of mount pad (2) is equipped with diaphragm (13), the one end of diaphragm (13) is fixed on mounting panel (1), and servo motor (14) are installed to the top of diaphragm (13), the rotation axis of servo motor (14) extends to the below of diaphragm (13), and installs rotary rod (15) on the rotation axis of servo motor (14), the other end of rotary rod (15) is fixed with connecting rod (16), the bottom mounting of connecting rod (16) is in on the rotation seat (4).

2. The vertical take-off and landing universal boom for cranes as claimed in claim 1, characterized in that the hydraulic telescopic boom comprises a fixed boom (5) and a telescopic boom (6), a slide plate (8) is slidably mounted on the outer wall of the fixed boom (5), a guide block (7) is fixed on the outer wall of one end of the fixed boom (5) close to the telescopic boom (6), first guide rods (9) are fixed at four corners of one side of the slide plate (8) close to the guide block (7), the first guide rods (9) penetrate through the guide block (7), and the other end of the first guide rods (9) is fixed on the fixed plate (10).

3. The universal vertical take-off and landing boom for cranes as claimed in claim 2, wherein the sliding plate (8) has a circular hole in the middle, the sliding plate (8) is sleeved on the outer wall of the fixed boom (5), and the sliding plate (8) is connected with the fixed boom (5) in a sliding manner.

4. The universal vertical take-off and landing boom for cranes as claimed in claim 1, characterized in that the rotary shaft of said servo motor (14) is located on the same axis as the rotary joints of said mounting base (2) and said rotating base (4).

5. The universal vertical take-off and landing boom for cranes as claimed in claim 1, characterized in that a second guide rod (12) is slidably mounted in said rotating base (4), said second guide rod (12) is semi-circular, and both ends of the second guide rod (12) are fixed on said mounting plate (1).