CN112279111A

CN112279111A - Bendable combined arm support for hoisting machinery

Info

Publication number: CN112279111A
Application number: CN202011274276.0A
Authority: CN
Inventors: 高超
Original assignee: Xinhua Intelligent Equipment Jiangsu Co ltd
Current assignee: Xinhua Intelligent Equipment Jiangsu Co ltd
Priority date: 2020-11-15
Filing date: 2020-11-15
Publication date: 2021-01-29

Abstract

The invention discloses a bendable combined arm frame for hoisting machinery, which comprises a towing vehicle, wherein the towing vehicle is provided with a mounting seat, the mounting seat is used for integral rotation of a device, a runner seat is arranged at the upper end of the mounting seat, a limiting clamping strip is welded at the upper end of the runner seat, the limiting clamping strip is in sliding connection with one end of an air pressure strut, the other end of the air pressure strut is in rotating connection with a main hoisting hanger, one end of the main hoisting hanger is in rotating connection with an auxiliary hoisting hanger, a suspender is welded at the upper end of the main hoisting hanger, and the main hoisting hanger, the suspender and the auxiliary hoisting hanger form a crane main body. The main hanging frame and the auxiliary hanging frame are rotatably connected, and the auxiliary hanging frame can rotate 180 degrees, so that the purpose of rotating the combined arm support is achieved, a larger working range is realized, and the main hanging frame, the auxiliary hanging frame and the hanging rod are connected into a triangular structure through the suspension cables, so that the whole device is stable and balanced, and heavy goods can be lifted.

Description

Bendable combined arm support for hoisting machinery

Technical Field

The invention belongs to the technical field of hoisting machinery, and particularly relates to a bendable combined arm support for hoisting machinery.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. Also known as crown blocks, navigation cranes and cranes. The crane mainly comprises a hoisting mechanism, a running mechanism, a luffing mechanism, a slewing mechanism, a metal structure and the like. The hoisting mechanism is the basic working mechanism of the crane, mostly consists of a hanging system and a winch, and also lifts heavy objects through a hydraulic system. The running mechanism is used for longitudinally and horizontally moving a heavy object or adjusting the working position of the crane and generally comprises a motor, a speed reducer, a brake and wheels. The amplitude variation mechanism is only arranged on the jib crane, the amplitude of the jib crane is reduced when the jib crane is lifted up, the amplitude of the jib crane is increased when the jib crane is lifted down, and the jib crane is divided into a balanced amplitude variation mode and a non-balanced amplitude variation mode. The slewing mechanism is used for enabling the arm support to slew and consists of a driving device and a slewing bearing device. The metal structure is the framework of the crane, and the main bearing parts such as a bridge frame, an arm support and a portal frame can be box-shaped structures or truss structures, can also be web structures, and can use section steel as a supporting beam.

The prior crane technology has the following problems: the lifting frame of most existing hoisting machinery consists of a plurality of sections of gas columns, inclines at a certain angle and stretches to a preset position for hoisting operation, so that the hoisting range is greatly reduced, the balance is poor, and large goods cannot be hoisted.

Disclosure of Invention

The invention aims to provide a bendable combined arm support for hoisting machinery, which aims to solve the problems of poor balance and small range in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a flexible combination cantilever crane for hoisting machinery, includes the tractor, the tractor is provided with the mount pad, the mount pad is used for the whole rotation of device, the mount pad upper end is provided with the runner seat, the welding of runner seat upper end has spacing card strip, spacing card strip and atmospheric pressure pillar one end sliding connection, the atmospheric pressure pillar other end rotates with jack-up main hanger to be connected, jack-up main hanger one end rotates with jack-up auxiliary hanger to be connected, the welding of jack-up main hanger upper end has the jib, jack-up main hanger, jib and jack-up auxiliary hanger three constitute the hoist main part.

Preferably, a plurality of supporting chassis are symmetrically welded at the bottom end of the mounting seat, the area of the lower end of each supporting chassis is slightly larger than that of the upper end of each supporting chassis, each supporting chassis is used for supporting the whole device to keep balance, a rotating fixing column is welded at the center of the upper end of the corresponding runner seat, the bottom end of each rotating fixing column penetrates through the corresponding runner seat to be fixedly connected with the mounting seat, and the corresponding runner seat is rotatably connected with the mounting seat through the corresponding rotating fixing column.

Preferably, the sliding grooves are symmetrically formed in two sides of the limiting clamping strip, the bottom of the air pressure strut is welded with a fixed sliding block, the fixed sliding block is designed in a shape like a Chinese character 'tu' with an opening at the lower end and is matched with the sliding grooves, and the fixed sliding block is clamped with the limiting clamping strip through the sliding grooves and slides on the upper end of the fixed sliding block.

Preferably, the other end of the pneumatic support is fixedly connected with the connecting rotating wheel, the two ends of the connecting rotating wheel are rotatably connected with the hydraulic support, screws are mounted on the two sides of the hydraulic support for fixing, and the hydraulic support and the hoisting main hanging frame are integrally formed.

Preferably, the upper end of the runner seat is far away from the limiting clamping strip and welded with a bearing block, the bearing block is a solid iron block and used for keeping balance of the whole device, a winch bin is welded at the upper end of the bearing block, a cable suspension reel is arranged in the winch bin, a fixing base is fixedly connected to the upper end of the winch bin, a first connecting rotating roller is welded inside the fixing base, and the lifting main hanger is rotatably connected with the fixing base through the connecting rotating roller.

Preferably, the upper end of the fixed base is fixedly connected with a first suspension cable seat, the top end of the hanging rod is welded with an adjusting seat, a second fixed pulley is fixedly connected inside the adjusting seat, the edge of the upper end of the auxiliary hoisting frame is welded with a second suspension cable seat, the suspension cable is connected with the second suspension cable seat through the second fixed pulley and the first suspension cable seat, and the fourth suspension cable seat forms a triangular structure.

Preferably, the second connection roller is welded at one end of the main hoisting frame, the connection rotating shaft is fixedly connected at one end of the auxiliary hoisting frame, the second connection rotating roller is sleeved with the connection rotating shaft, the connection rotating shaft rotates inside the second connection rotating roller, the maximum rotation angle of the connection rotating shaft is zero, the fixing rod frame is welded at one side of the main hoisting frame, and the other end of the fixing rod frame is welded with the auxiliary hoisting frame.

Preferably, the pulley yoke is fixedly connected with in the bottom of the other end of the auxiliary hoisting frame, first fixed pulleys are welded in the pulley yoke, the suspension cables are welded with the hoisting hook assembly through the drooping of the first fixed pulleys, the hoisting hook assembly is composed of the hoisting hook frame, a main hoisting hook and auxiliary hoisting hooks, a plurality of auxiliary hoisting hooks are symmetrically welded at the lower end of the hoisting hook frame, the auxiliary hoisting hooks are used for balancing goods, the main hoisting hooks are welded at the central part of the lower end of the hoisting hook frame, and the placing frame is installed at the upper end of the tractor.

Compared with the prior art, the invention provides a bendable combined arm support for hoisting machinery, which has the following beneficial effects:

the main hanging frame and the auxiliary hanging frame are rotatably connected, and the auxiliary hanging frame can rotate 180 degrees, so that the purpose of rotating the combined arm support is achieved, a larger working range is realized, and the main hanging frame, the auxiliary hanging frame and the hanging rod are connected into a triangular structure through the suspension cables, so that the whole device is stable and balanced, and heavy goods can be lifted; the plurality of lifting hooks are arranged, so that the goods can be kept in balance and are not turned on one side in the lifting process.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:

FIG. 1 is a schematic view of an overall three-dimensional structure according to the present invention;

FIG. 2 is an overall side view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A;

FIG. 4 is an enlarged schematic view of the structure at B according to the present invention;

FIG. 5 is an enlarged schematic view of the structure at position C;

FIG. 6 is an enlarged schematic view of the structure at D according to the present invention;

in the figure: 1. a tractor; 2. a mounting seat; 3. a support chassis; 4. a runner seat; 5. limiting clamping strips; 6. fixing the sliding block; 7. a gas strut; 8. connecting a rotating wheel; 9. a hydraulic support; 10. rotating the fixed column; 11. a bearing block; 12. a winch bin; 13. a fixed base; 14. a hoisting main hanger; 15. a boom; 16. an adjusting seat; 17. a fixed bar frame; 18. a hoisting auxiliary hanger; 19. a second connecting roller; 20. connecting the rotating shaft; 21. a pulley yoke; 22. a first fixed pulley; 23. a hook frame; 24. an auxiliary hook; 25. placing a rack; 26. a first suspension cable seat; 27. a second suspension base; 28. a main hook.

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a bendable combined arm support for hoisting machinery comprises a tractor 1, wherein the tractor 1 is provided with a mounting seat 2, the mounting seat 2 is used for integral rotation of a device, the upper end of the mounting seat 2 is provided with a runner seat 4, the bottom end of the mounting seat 2 is symmetrically welded with a plurality of supporting chassis 3, the area of the lower end of each supporting chassis 3 is slightly larger than that of the upper end, the supporting chassis 3 is used for supporting the integral device to keep balance, the center of the upper end of the runner seat 4 is welded with a rotating fixed column 10, the bottom end of the rotating fixed column 10 penetrates through the runner seat 4 to be fixedly connected with the mounting seat 2, the runner seat 4 is rotatably connected with the mounting seat 2 through the rotating fixed column 10, when large goods need to be rotated by a certain angle, the weight provided by a bearing block 11 is far from enough to maintain the balance, therefore, the plurality of supporting chassis 3 can play the purpose of balancing the integral device, the rotating fixed column 10 can, the hoisting operation is convenient; the welding of 4 upper ends of runner seat has spacing calorie of strip 5, the spout has been seted up to spacing calorie of 5 bilateral symmetry, 7 bottom welding of atmospheric pressure pillar has fixed slider 6, fixed slider 6 is the design of lower extreme opening style of calligraphy, and with the spout phase-match, fixed slider 6 passes through the spout and 5 joint of spacing calorie of strip, and slide at its upper end, fixed slider 6 and 5 joint of spacing calorie of strip avoid leading to derailing because frequently slide, thereby cause the injury to the device, carry out the supporting role to jack-up main gallows 14 through the sliding connection of atmospheric pressure pillar 7 and spacing calorie of strip 5, reduce the pressure of jack-up main gallows.

Referring to fig. 4, the other end of the pneumatic support 7 is fixedly connected with the connecting rotating wheel 8, the two ends of the connecting rotating wheel 8 are rotatably connected with the hydraulic support 9, screws are installed on the two sides of the hydraulic support 9 for fixing, the hydraulic support 9 and the main hoisting hanger 14 are integrally formed, so that the pneumatic support 7 is more firmly connected, and the pneumatic support 7 can rotate more flexibly through the connection of the connecting rotating wheel 8 and the hydraulic support.

Referring to fig. 1 and 5, a first suspension cable seat 26 is fixedly connected to the upper end of the fixed base 13, an adjusting seat 16 is welded to the top end of the suspension rod 15, a second fixed pulley is fixedly connected to the inside of the adjusting seat 16, a second suspension cable seat 27 is welded to the edge of the upper end of the auxiliary hoisting frame 18, the suspension cable is connected to the second suspension cable seat 27 through the second fixed pulley by the first suspension cable seat 26, the fourth suspension cable forms a triangular structure, a second connecting rotating roller 19 is welded to one end of the main hoisting frame 14, a connecting rotating shaft 20 is fixedly connected to one end of the auxiliary hoisting frame 18, the second connecting rotating roller 19 is sleeved with the connecting rotating shaft 20, the connecting rotating shaft 20 rotates inside the second connecting rotating roller 19, the maximum rotation angle of the connecting rotating shaft 20 is 180 degrees, the main hoisting frame 14 and the auxiliary hoisting frame 18 are rotatably connected, and the auxiliary hoisting frame 18 can rotate 180 degrees, so that the rotatable purpose of the combined arm support is, and the hoisting main hanger 14, the hoisting auxiliary hanger 18 and the suspender 15 are connected into a triangular structure through the suspension cable, so that the whole device is stable and balanced and can hoist heavy goods, a fixed rod frame 17 is welded on one side of the hoisting main hanger 14, the other end of the fixed rod frame 17 is welded with the hoisting auxiliary hanger 18, a second connecting roller 19 is connected, and the fixed rod frame 17 plays an auxiliary fixing role for the main hanger and the auxiliary hanger, thereby reducing the bearing pressure of the hoisting auxiliary hanger 18.

Referring to fig. 1 and 6, a pulley frame 21 is fixedly connected to the bottom of the other end of the auxiliary hoisting frame 18, a first fixed pulley 22 is welded inside the pulley frame 21, a suspension cable is welded to a hoisting hook assembly through the drooping of the first fixed pulley 22, the hoisting hook assembly is composed of a hoisting hook frame 23, a main hoisting hook 28 and an auxiliary hoisting hook 24, a plurality of auxiliary hoisting hooks 24 are symmetrically welded to the lower end of the hoisting hook frame 23 and used for balancing goods, the main hoisting hook 28 is welded to the central portion of the lower end of the hoisting hook frame 23, a placing frame 25 is installed at the upper end of the tractor 1, the plurality of auxiliary hoisting hooks 24 are connected through a chain and can be extended to two sides, the plurality of hoisting hooks are arranged to enable the goods to be kept balanced and not turned on one side in the.

The working principle and the using process of the invention are as follows: when the invention is used, the hoisting main hanger 14 is inclined by a preset angle by controlling the air pressure strut 7, the connecting rotating shaft 20 is rotated to drive the hoisting auxiliary hanger 18 to a preset position, and a suspension cable is put down to fix and balance and hoist the goods by the hook component.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A bendable combined arm support for hoisting machinery, comprising a tractor (1), characterized in that: tractor (1) is provided with mount pad (2), mount pad (2) are used for the whole rotation of device, mount pad (2) upper end is provided with runner seat (4), the welding of runner seat (4) upper end has spacing calorie of strip (5), spacing calorie of strip (5) and atmospheric pressure pillar (7) one end sliding connection, the atmospheric pressure pillar (7) other end rotates with jack-up main hanger (14) to be connected, jack-up main hanger (14) one end rotates with jack-up auxiliary hanger (18) to be connected, the welding of jack-up main hanger (14) upper end has jib (15), jack-up main hanger (14), jib (15) and jack-up auxiliary hanger (18) three constitute the hoist main part.

2. The bendable combined arm support for hoisting machinery according to claim 1, wherein: the bottom end of the mounting seat (2) is symmetrically welded with a plurality of supporting chassis (3), the area of the lower end of the supporting chassis (3) is slightly larger than the upper end of the supporting chassis (3), the supporting chassis (3) is used for supporting the whole device to keep balance, the central part of the upper end of the runner seat (4) is welded with a rotating fixing column (10), the bottom end of the rotating fixing column (10) penetrates through the runner seat (4) and is fixedly connected with the mounting seat (2), and the runner seat (4) is rotatably connected with the mounting seat (2) through the rotating fixing column (10).

3. The bendable combined arm support for hoisting machinery according to claim 1, wherein: the spout has been seted up to spacing card strip (5) bilateral symmetry, the welding of atmospheric pressure pillar (7) bottom has fixed slider (6), fixed slider (6) are lower extreme opening style of calligraphy design, and with the spout phase-match, fixed slider (6) are through spout and spacing card strip (5) joint to slide on its upper end.

4. The bendable combined arm support for hoisting machinery according to claim 1, wherein: the other end of the pneumatic support column (7) is fixedly connected with the connecting rotating wheel (8), the two ends of the connecting rotating wheel (8) are rotatably connected with the hydraulic support (9), screws are installed on the two sides of the hydraulic support (9) to fix the hydraulic support, and the hydraulic support (9) and the hoisting main hanging bracket (14) are designed in an integrated forming mode.

5. The bendable combined arm support for hoisting machinery according to claim 1, wherein: spacing card strip (5) department welding is kept away from to runner seat (4) upper end has bearing block (11), bearing block (11) are used for keeping the balance of whole device for solid iron plate, bearing block (11) upper end welding has capstan winch storehouse (12), be provided with the suspension cable in capstan winch storehouse (12) and roll up the frame, capstan winch storehouse (12) upper end fixedly connected with unable adjustment base (13), unable adjustment base (13) internal weld has first connection to change the roller, jack-up main gallows (14) are rotated with unable adjustment base (13) through connecting to change the roller and are connected.

6. The bendable combined arm support for hoisting machinery according to claim 1, wherein: the utility model discloses a hoist and mount structure, including fixed baseplate (13), jib (15), fixed baseplate (13) upper end fixedly connected with first suspension cable seat (26), the welding of jib (15) top has regulation seat (16), adjust the inside fixedly connected with second fixed pulley of seat (16), the welding of jack-up auxiliary hanger (18) upper end edge has second suspension cable seat (27), the suspension cable is connected with second suspension cable seat (27) through second fixed pulley through first suspension cable seat (26), four constitute the triangle-shaped structure.

7. The bendable combined arm support for hoisting machinery according to claim 1, wherein: the crane is characterized in that a second connecting rotary roller (19) is welded at one end of the crane main hanger (14), a connecting rotary shaft (20) is fixedly connected at one end of the crane auxiliary hanger (18), the second connecting rotary roller (19) is sleeved with the connecting rotary shaft (20), the connecting rotary shaft (20) rotates inside the second connecting rotary roller (19), the maximum rotation angle of the connecting rotary shaft (20) is 180 degrees, a fixed rod frame (17) is welded at one side of the crane main hanger (14), and the other end of the fixed rod frame (17) is welded with the crane auxiliary hanger (18).

8. The bendable combined arm support for hoisting machinery according to claim 1, wherein: the hoisting auxiliary hanger (18) other end bottom fixedly connected with pulley yoke (21), pulley yoke (21) internal weld has first fixed pulley (22), the suspension cable is flagging through first fixed pulley (22) and is welded with the lifting hook subassembly, the lifting hook subassembly comprises lifting hook frame (23), main lifting hook (28) and vice lifting hook (24), lifting hook frame (23) lower extreme symmetric weld has a plurality of vice lifting hooks (24), vice lifting hook (24) are used for balanced goods, the welding of lifting hook frame (23) lower extreme central authorities department has main lifting hook (28), rack (25) are installed to tractor (1) upper end.