CN113401787A

CN113401787A - Jacking type lifting anti-swing gantry container crane

Info

Publication number: CN113401787A
Application number: CN202110852219.4A
Authority: CN
Inventors: 梁大伟
Original assignee: Hefei Chunhua Hoisting Machinery Co Ltd
Current assignee: Hefei Chunhua Hoisting Machinery Co Ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2021-09-17

Abstract

The invention discloses a jacking type lifting anti-sway container gantry crane, comprising two bases, a jacking mechanism is installed on the base, a beam is installed between the two jacking mechanisms, and a moving beam is installed on the beam A trolley, a hoisting mechanism is installed on the mobile trolley. Through the cooperative arrangement of the moving wheel and the pulley, the present invention can drive several moving wheels to rotate at the same time through the driving motor, thereby satisfying the overall movement of the gantry crane and the lifting of containers in more ranges. The matching design of the lifting block and the lifting block makes the stable sliding connection between the lifting plate and the guide rod during the lifting process, thereby ensuring more stable movement of the beam during the lifting process. Through the design of the two clamping plates on the limit plate, the After the two limit plates clamp the container, the four clamping plates can assist in clamping the other two sides of the container to ensure that the process of lifting the container is more stable.

Description

Jacking type lifting anti-swing gantry container crane

Technical Field

The invention relates to the technical field of cranes, in particular to a jacking type lifting anti-swing container gantry crane.

Background

The gantry crane is a variant of a bridge crane and is also called a gantry crane. The device is mainly used for loading and unloading outdoor goods yards, stockyards and bulk goods. The portal crane has the characteristics of high site utilization rate, large operation range, wide application range, strong universality and the like, and is widely used in port goods yards.

The lift process of crossbeam is unstable when current jacking formula gantry crane lifts by crane, and the hoist uses electric block to lift by crane usually simultaneously, and the condition that rocks can appear often in the electric block in the in-process of lifting by crane, and before hanging to get simultaneously, need put the container earlier to unanimous with the hoist gesture, then hang to get, and it is not high to lead to the container to hang to get efficiency.

Disclosure of Invention

The invention aims to provide a jacking type lifting anti-swing container gantry crane, which solves the following technical problems: (1) the problem that in the prior art, a gantry crane is lifted by an electric hoist and is easy to shake in the lifting process is solved; (2) the technical problems that in the prior art, before the gantry crane is lifted, an operator needs to place the container to be consistent with the posture of a lifting appliance, and preparation work needed before lifting is complex are solved.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides a jacking formula plays to rise anti-swing gantry container crane, includes two bases, install climbing mechanism on the base, install the crossbeam between two climbing mechanism, install the travelling car on the crossbeam, install hoisting mechanism on the travelling car.

Further, a bottom shell is fixedly mounted at the bottom of the base, and a plurality of movable wheels are mounted in the bottom shell in a rotating mode.

Further, base one side fixed mounting has the installation shell, a plurality of belt pulleys are installed to the installation shell internal rotation, connect through belt transmission between a plurality of belt pulleys, a plurality of removal wheel and a plurality of belt pulley one-to-one, remove wheel coaxial coupling belt pulley, driving motor is installed to installation shell one side, one of them belt pulley of driving motor output shaft.

Further, the jacking mechanism comprises a side frame, guide rods are fixedly mounted on the side frame, a jacking cylinder is arranged between the two guide rods, the jacking cylinder is fixedly mounted on the side frame, a jacking block is mounted at the end part of a piston rod of the jacking cylinder, the jacking block is fixedly connected with the lifting plate, and the lifting plate is fixedly connected with one side of the cross beam.

Furthermore, four guide blocks are fixedly mounted on the same side of the lifting plate and are slidably mounted on the two guide rods.

Further, the hoisting mechanism is fixedly mounted at the bottom of the mobile trolley, the hoisting mechanism comprises a connecting frame, a rotary cylinder is fixedly mounted on the connecting frame, an output shaft of the rotary cylinder is connected with the hanging frame, two limiting cylinders are symmetrically mounted on two sides of the hanging frame, limiting plates are mounted at the end parts of piston rods of the limiting cylinders, two connecting rods are fixed on the same side of each limiting plate, and the connecting rods are slidably mounted on the hanging frame.

Further, the limiting plate is hollow structure, ball is installed to the limiting plate internal rotation, ball both ends flank is the symmetry setting along the middle part, two adjusting collar of ball both ends threaded connection, adjusting collar fixed connection grip block, adjusting motor is installed to limiting plate one side, adjusting motor output shaft ball.

Further, the operation process of the gantry crane is as follows: starting a driving motor, driving a belt pulley to rotate by a driving motor output shaft, enabling a plurality of belt pulleys to rotate in the same direction through a belt, coaxially driving a movable wheel to rotate by the belt pulley, further driving the whole gantry crane to move integrally, adjusting a cross beam above a container, moving a movable trolley to be right above the container, driving a jacking block to descend by a jacking cylinder piston rod, driving the cross beam to descend by a lifting plate, driving a movable trolley to descend by the cross beam, driving a hanging frame to rotate by a rotating cylinder output shaft, further adjusting a limiting plate on the hanging frame to be parallel to the side surface of the container, then pushing the limiting plate by a limiting cylinder piston rod, clamping two limiting plates on two sides of the container, then driving a ball screw to rotate by an adjusting motor output shaft, driving two adjusting sleeves to move oppositely, further driving two clamping plates to move oppositely, and clamping two clamping plates on two sides of the container, then the piston rod of the jacking cylinder pushes the jacking block to lift the container.

The invention has the beneficial effects that:

(1) according to the jacking type lifting anti-swing container gantry crane, the movable wheels are arranged in a matched manner with the belt pulley, the movable wheels can be driven to rotate by the driving motor at the same time, so that the integral movement of the gantry crane is met, the lifting of a container in a larger range is met, and the lifting plate and the guide rod are kept in a stable sliding connection relationship in the jacking process through the matching design of the lifting plate, the guide block and the jacking block on the jacking mechanism, so that the beam is ensured to move more stably in the jacking process;

(2) through the design of two adjustable limiting plates on the hoisting mechanism, can satisfy the centre gripping to the container of equidimension not, no longer need electric block to hang the container and get, the condition that produces easily and rock when avoiding appearing electric block and hanging and getting, setting through revolving cylinder, can adjust gallows horizontal direction's whole gesture, the convenience is carried out the centre gripping to the container of different directions of putting and is hung and get, through the design of two grip blocks on the limiting plate, behind two limiting plates to the container centre gripping, four grip blocks can assist the centre gripping to container both sides in addition, guarantee to hang to get the process more stable of container.

Drawings

The invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic structural diagram of a gantry crane for lifting and shaking prevention containers according to the present invention;

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

FIG. 3 is a schematic structural diagram of the hoisting mechanism of the present invention;

FIG. 4 is a schematic view of a limiting plate according to the present invention;

FIG. 5 is a schematic structural diagram of the bottom case of the present invention;

FIG. 6 is an internal structure view of the bottom case of the present invention;

fig. 7 is an internal structural view of the mounting case of the present invention.

In the figure: 100. a base; 101. a bottom case; 102. a moving wheel; 103. mounting a shell; 104. a belt pulley; 105. a drive motor; 200. a jacking mechanism; 201. a side frame; 202. a guide bar; 203. jacking a cylinder; 204. jacking blocks; 205. a lifting plate; 206. a guide block; 300. a cross beam; 400. moving the trolley; 500. a hoisting mechanism; 501. a connecting frame; 502. a rotating cylinder; 503. a hanger; 504. a limiting cylinder; 505. a limiting plate; 506. a connecting rod; 507. adjusting the motor; 508. a ball screw; 509. an adjusting sleeve; 510. and (4) clamping the plate.

Detailed Description

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. 1-7, the present invention is a lifting type container gantry crane with anti-swing function, which includes two bases 100, a lifting mechanism 200 is installed on the base 100, a cross beam 300 is installed between the two lifting mechanisms 200, a moving trolley 400 is installed on the cross beam 300, and a lifting mechanism 500 is installed on the moving trolley 400.

Specifically, a bottom shell 101 is fixedly installed at the bottom of the base 100, and a plurality of movable wheels 102 are rotatably installed in the bottom shell 101. Base 100 one side fixed mounting has installation shell 103, a plurality of belt pulleys 104 are installed to installation shell 103 internal rotation, connect through belt drive between a plurality of belt pulleys 104, a plurality of removal wheel 102 and a plurality of belt pulley 104 one-to-one, remove wheel 102 coaxial coupling belt pulley 104, driving motor 105 is installed to installation shell 103 one side, one of them belt pulley 104 of driving motor 105 output shaft connection, cooperation setting through removing wheel 102 and belt pulley 104, can drive a plurality of removal wheel 102 rotations simultaneously through driving motor 105, and then satisfy gantry crane's bulk movement, satisfy lifting by crane of the container of more ranges.

The jacking mechanism 200 comprises a side frame 201, guide rods 202 are fixedly mounted on the side frame 201, a jacking cylinder 203 is arranged between the two guide rods 202, the jacking cylinder 203 is fixedly mounted on the side frame 201, a jacking block 204 is mounted at the end part of a piston rod of the jacking cylinder 203, the jacking block 204 is fixedly connected with a lifting plate 205, and the lifting plate 205 is fixedly connected with one side of a cross beam 300. Four guide blocks 206 are fixedly mounted on the same side of the lifting plate 205, the four guide blocks 206 are slidably mounted on the two guide rods 202, and the lifting plate 205, the guide blocks 206 and the jacking block 204 on the jacking mechanism 200 are matched to ensure that the lifting plate 205 and the guide rods 202 are stably connected in a sliding manner in the jacking process, so that the cross beam 300 is more stably moved in the jacking process.

Lifting mechanism 500 fixed mounting is in travelling car 400 bottom, lifting mechanism 500 includes link 501, fixed mounting has revolving cylinder 502 on link 501, revolving cylinder 502 outputs shaft coupling gallows 503, gallows 503 bilateral symmetry installs two spacing cylinders 504, spacing plate 505 is installed to spacing cylinder 504 tailpiece of the piston rod portion, spacing plate 505 homonymy is fixed with two connecting rods 506, connecting rod 506 slidable mounting is on gallows 503, through the design of two adjustable spacing plates 505 on lifting mechanism 500, can satisfy the centre gripping to the not container of equidimension, no longer need the electric block to hang and get the container, the condition that produces easily and rock when avoiding appearing electric block to hang and get, through revolving cylinder 502's setting, can adjust the whole gesture of gallows 503 horizontal direction, conveniently carry out centre gripping to the container of different orientation of putting and hang and get.

Limiting plate 505 is hollow structure, ball 508 is installed to limiting plate 505 internal rotation, ball 508 both ends helicoid is the symmetry setting along the middle part, two adjusting collar 509 of ball 508 both ends threaded connection, adjusting collar 509 fixed connection grip block 510, adjusting motor 507 is installed to limiting plate 505 one side, adjusting motor 507 output shaft ball 508, design through two grip block 510 on limiting plate 505, behind two limiting plate 505 to the container centre gripping, four grip block 510 can assist the centre gripping to container both sides in addition, guarantee to get the process more stable to hanging of container.

Referring to fig. 1-7, the operation of the gantry crane for lifting and anti-shaking containers of the present embodiment is as follows:

the driving motor 105 is started, the output shaft of the driving motor 105 drives the belt pulleys 104 to rotate, the belt pulleys 104 rotate in the same direction through a belt, the belt pulleys 104 drive the movable wheel 102 to rotate coaxially, further, the whole gantry crane is driven to move integrally, the cross beam 300 is adjusted to be above the container, then, the movable trolley 400 moves to be right above the container, the jacking cylinder 203 drives the jacking block 204 to descend, the jacking block 204 drives the cross beam 300 to descend through the lifting plate 205, the cross beam 300 drives the movable trolley 400 to descend, the output shaft of the rotary cylinder 502 drives the hanger 503 to rotate, further, the limiting plate 505 on the hanger 503 is adjusted to be parallel to the side of the container, then, the piston rod of the limiting cylinder 504 pushes the limiting plate 505, the two limiting plates 505 clamp the two sides of the container, then, the output shaft of the adjusting motor 507 drives the ball screw 508 to rotate, and the ball screw 508 drives the two adjusting sleeves 509 to move oppositely, and then drive two grip blocks 510 and remove in opposite directions, two grip blocks 510 carry out the centre gripping to the container both sides, and then jacking cylinder 203 piston rod promotes jacking piece 204, lifts by crane the container.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" 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 otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. A jacking type hoisting anti-sway container gantry crane, characterized in that it comprises two bases (100), and a jacking mechanism (200) is installed on the base (100), and two jacking mechanisms ( A beam (300) is installed between 200), a mobile trolley (400) is installed on the beam (300), and a hoisting mechanism (500) is installed on the mobile trolley (400).

2 . The jacking type hoisting anti-sway container gantry crane according to claim 1 , wherein a bottom shell (101) is fixedly installed at the bottom of the base (100), and the bottom shell (101) Several moving wheels (102) are rotatably installed inside.

3. The jacking-type lifting and anti-swaying container gantry crane according to claim 2, wherein a mounting shell (103) is fixedly installed on one side of the base (100), and the mounting shell (103) ) is rotatably installed with a plurality of pulleys (104), the plurality of pulleys (104) are connected by a belt drive, a plurality of moving pulleys (102) are in one-to-one correspondence with a plurality of pulleys (104), and the moving pulleys (102) are coaxially connected to the pulleys (104), a drive motor (105) is installed on one side of the installation shell (103), and the output shaft of the drive motor (105) is connected to one of the pulleys (104).

4. The jacking-type hoisting anti-sway container gantry crane according to claim 1, wherein the jacking mechanism (200) comprises a side frame (201), and the side frame (201) is mounted on the side frame (201). A guide rod (202) is fixedly installed, a jacking cylinder (203) is arranged between the two guide rods (202), the jacking cylinder (203) is fixedly installed on the side frame (201), and the jacking cylinder (201) is (203) A jacking block (204) is installed at the end of the piston rod, the jacking block (204) is fixedly connected to the lifting plate (205), and the lifting plate (205) is fixedly connected to one side of the beam (300).

5 . The jacking-type lifting and anti-swaying container gantry crane according to claim 4 , wherein four guide blocks ( 206 ) are fixedly installed on the same side of the lifting plate ( 205 ), and the four guide blocks A block (206) is slidably mounted on the two guide rods (202).

6. The jacking-type hoisting anti-sway container gantry crane according to claim 1, wherein the hoisting mechanism (500) is fixedly installed on the bottom of the mobile trolley (400), and the hoisting mechanism (500) ) comprises a connecting frame (501), on which a rotating cylinder (502) is fixedly mounted, the output shaft of the rotating cylinder (502) is connected to a hanger (503), and two sides of the hanger (503) Two limit cylinders (504) are symmetrically installed, a limit plate (505) is installed at the end of the piston rod of the limit cylinder (504), and two connecting rods (506) are fixed on the same side of the limit plate (505). ), the connecting rod (506) is slidably mounted on the hanger (503).

7 . The jacking type lifting anti-sway container gantry crane according to claim 6 , wherein the limiting plate ( 505 ) is a hollow structure, and the limiting plate ( 505 ) is rotatably installed in the interior. 8 . There is a ball screw (508), the threaded surfaces at both ends of the ball screw (508) are symmetrically arranged along the middle, and the two ends of the ball screw (508) are threadedly connected with two adjusting sleeves (509), the adjusting sleeves (509) The clamping plate (510) is fixedly connected.

8 . The jacking type hoisting anti-sway container gantry crane according to claim 7 , wherein an adjusting motor ( 507 ) is installed on one side of the limit plate ( 505 ), and the adjusting motor ( 507) The output shaft is connected to the ball screw (508).