CN216785493U

CN216785493U - Track structure for crane

Info

Publication number: CN216785493U
Application number: CN202122828749.3U
Authority: CN
Inventors: 李战春
Original assignee: Dongpu Hoisting Machinery Changzhou Co ltd
Current assignee: Dongpu Hoisting Machinery Changzhou Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-06-21
Anticipated expiration: 2031-11-18

Abstract

The utility model provides a track structure for a crane, which relates to the technical field of crane assistance and comprises the following components: the device comprises a supporting top plate, wherein force unloading buffer mechanisms are fixedly mounted on two sides of the outer wall of the supporting top plate, a driving mechanism is arranged at the bottom of the supporting top plate, external casing sleeves are welded on two outer walls of the supporting top plate, each force unloading buffer mechanism comprises four groups of rectangular grooves, a sliding rod is fixedly inserted between the top and the bottom of each inner wall of each rectangular groove, an active spring between a movable block and each rectangular groove is compressed, a generated reaction force continuously and quickly resets an auxiliary rotating wheel, downward pressure is generated after the force unloading buffer mechanisms are contacted with a pulley, the pulley is prevented from directly impacting the top of the inner wall of the external casing sleeve in a large fluctuation range in motion, a strong reaction force is generated again, the shaking effect of hoisting equipment below the pulley is increased, and the phenomenon that the fixing is loosened is effectively prevented, so that objects connected to the supporting top plate fall off is effectively prevented.

Description

Track structure for crane

Technical Field

The utility model relates to the technical field of crane auxiliary equipment, in particular to a track structure for a crane.

Background

The crane has the advantages that the cart track of the crane must be fixed on the stroke beam, the trolley track is fixed on the main beam, when the crane operates, the track cannot move transversely and longitudinally, and the track is convenient to adjust.

The track provides the appointed of direction of motion when using for the hoist, also provides corresponding holding power for the pulley on the hoist when the operation simultaneously, but arranges external environment in at present track structure majority and uses, and its part sand falls into the inside back of track along with the air current, produces more protruding platform and pulley contact after producing stronger power of shaking, and the structure can't be handled, leads to its object of hoisting down to rock the aggravation for fixed part takes place to become flexible, produces the danger that the article drops.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that strong shaking force generated by a pulley by a raised platform cannot be treated in the prior art, so that the shaking force is transmitted into a hoisting structure, the fixed structure is loosened, and articles fall off.

In order to achieve the purpose, the utility model adopts the following technical scheme: a track structure for a crane, comprising: the device comprises a supporting top plate, a force unloading buffer mechanism and a driving mechanism, wherein the force unloading buffer mechanism is fixedly arranged on two sides of the outer wall of the supporting top plate;

two external casing sleeves are welded on the two outer walls of the supporting top plate;

unload power buffer gear and include four rectangular channels of group, four groups the rectangular channel wherein all is fixed to be inserted between the inner wall top of every and the bottom and is equipped with the slide bar, every the equal movable sleeve of outward appearance wall of slide bar is equipped with the movable block, four groups the movable block wherein all fixed inserting is established the pole that links up between per two relative one sides, and every links up the equal movable sleeve of outward appearance wall of pole and is equipped with supplementary runner, two orbit slide A, four groups have all been seted up at the inner wall top of external cover shell the movable block wherein all welds between the top of every and the inner wall top of rectangular channel has active spring, every active spring's interior table wall movable sleeve respectively is established at the outward appearance wall of slide bar.

Preferably, the drive mechanism comprises two connector tiles, the bottom of each of the two connector tiles being fixedly mounted on the top of the support roof.

Preferably, track slide ways B are arranged on one sides of the outer walls of the two connecting plates and the external casing, and U-shaped metal frames are movably arranged between every two track slide ways B.

Preferably, two mounting holes are formed in one side of the outer wall of the U-shaped metal frame, servo motors are fixedly inserted into the inner surface walls of the two mounting holes, and transmission rods are fixedly mounted at the output ends of the servo motors.

Preferably, two the outer surface wall of transfer line all fixed cover is equipped with the pulley, two the outer surface of pulley is all fixed the cover and is equipped with the rubber leather sheath, two the welding has the support outrigger between the bottom of U type metal frame.

Preferably, the four groups of rectangular grooves are respectively arranged on two sides of the inner wall of the two external casing.

Compared with the prior art, the utility model has the advantages and positive effects that,

through setting up the buffer gear that unloads, when there are more protruding face in the inside orbit slide A of external shell cover, the pulley removes and can produce the fluctuation from top to bottom, strike the surface of auxiliary runner, and drive the movable block in the rectangular channel and remove in the slide bar, provide the fluctuation space for the pulley, compress the active spring between movable block and the rectangular channel simultaneously, the reaction force that produces constantly resets fast auxiliary runner, produce decurrent pressure with the pulley contact after, prevent that the pulley from moving in the great direct impact of fluctuation scope and hitting the inner wall top of external shell cover, and produce again and will strong reaction force, increase hoisting equipment's under it and rock the effect, effectively prevent fixed the emergence not hard up, make the article of connecting above that take place to drop.

Drawings

FIG. 1 is a perspective view of a front view of a track structure for a crane according to the present invention;

FIG. 2 is a perspective view of a half-side structure of a track structure for a crane according to the present invention;

fig. 3 is an enlarged perspective view of the structure a in fig. 2 illustrating a track structure for a crane according to the present invention.

Illustration of the drawings: 1. supporting a top plate; 2. the shell is externally connected; 301. a rectangular groove; 302. a slide bar; 303. a movable block; 304. an auxiliary runner; 305. a track slide A; 306. an active spring; 401. a connector tile; 402. a track slide B; 403. a U-shaped metal frame; 404. a servo motor; 405. a transmission rod; 406. a pulley; 407. a rubber leather sheath; 408. and supporting the outer frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

As shown in fig. 1 to 3, a rail structure for a crane, comprising: the device comprises a supporting top plate 1, wherein force unloading buffer mechanisms are fixedly installed on two sides of the outer wall of the supporting top plate 1, a driving mechanism is arranged at the bottom of the supporting top plate 1, two external casing bodies 2 are welded on two outer walls of the supporting top plate 1, each force unloading buffer mechanism comprises four groups of rectangular grooves 301, a sliding rod 302 is fixedly inserted between the top and the bottom of each inner wall of each of the four groups of rectangular grooves 301, a movable block 303 is movably sleeved on the outer wall of each sliding rod 302, a connecting rod is fixedly inserted between each two opposite sides of each of the four groups of movable blocks 303, an auxiliary runner 304 is movably sleeved on the outer wall of each connecting rod, a track slideway A305 is arranged on the top of each inner wall of each external casing body 2, an active spring 306 is welded between the top of each of the four groups of movable blocks 303 and the top of the inner wall of the rectangular groove 301, and the inner wall of each active spring 306 is movably sleeved on the outer wall of each sliding rod 302, the driving mechanism comprises two connecting plates 401, the bottoms of the two connecting plates 401 are fixedly arranged at the top of the supporting top plate 1, track slide ways B402 are respectively arranged on one sides of the outer walls of the two connecting plates 401 and the external casing 2, a U-shaped metal frame 403 is movably arranged between each two of the four track slide ways B402, mounting holes are respectively arranged on one sides of the outer walls of the two U-shaped metal frames 403, servo motors 404 are respectively and fixedly inserted into the inner surface walls of the two mounting holes, transmission rods 405 are respectively and fixedly arranged at the output ends of the two servo motors 404, pulleys 406 are respectively and fixedly sleeved on the outer surface walls of the two transmission rods 405, rubber leather sleeves 407 are respectively and fixedly sleeved on the outer surfaces of the two pulleys 406, a supporting outer frame 408 is welded between the bottoms of the two U-shaped metal frames 403, four groups of rectangular grooves 301 are respectively arranged on two sides of the inner walls of the two external casing 2, through the arrangement of the force unloading buffer mechanism, when more convex surfaces exist in the track slide ways A305 inside the external casing 2, the pulley 406 moves to generate up-and-down fluctuation to impact the surface of the auxiliary rotating wheel 304, and drives the movable block 303 in the rectangular groove 301 to move in the sliding rod 302, so as to provide fluctuation space for the pulley 406, and simultaneously compress the active spring 306 between the movable block 303 and the rectangular groove 301, the generated reaction force continuously and rapidly resets the auxiliary rotating wheel 304, and the pulley 406 is contacted with the pulley 406 to generate downward pressure to prevent the pulley 406 from directly impacting the top of the inner wall of the external casing 2 in a large fluctuation range during movement, and generate strong reaction force again to increase the shaking effect of the hoisting equipment under the pulley, so that the fixation is effectively prevented from loosening, and the objects connected to the pulley are enabled to fall off.

The effect that its whole structure reaches does: firstly, a pulley 406 is placed inside the track slideway A305, when more convex surfaces exist in the track slideway A305 inside the circumscribed case 2, the pulley 406 moves to undulate up and down to impact the surface of the auxiliary rotating wheel 304 and drive the movable block 303 in the rectangular groove 301 to move in the sliding rod 302 to provide an undulation space for the pulley 406, meanwhile, the active spring 306 between the movable block 303 and the rectangular groove 301 is compressed, the generated reaction force continuously and rapidly resets the auxiliary rotating wheel 304, downward pressure is generated after the pulley 406 is contacted, a servo motor 404 in the U-shaped metal frame 403 is started when the pulley 406 moves, the transmission rod 405 is acted to provide strong power for the movement of the pulley 406, meanwhile, the rubber sleeve 407 effectively reduces the contact between the pulley 406 and the inner wall of the circumscribed case 2 to generate noise, the U-shaped metal frame 403 directionally moves in the track B402 when the pulley 406 moves, the range of undulation generated by the movement of the pulley 406 is further increased by the stops of the track slide B402 to the outer wall of the U-shaped metal frame 403.

It should be noted that various standard components used in the present invention are commercially available, non-standard components are specially customized, and the connection manner adopted in the present invention, such as bolting, welding, etc., is also a very common means in the mechanical field, and the inventor does not need to describe herein any further.

The above description is only an example of the present invention and is not intended to limit the present invention, and it is obvious to those skilled in the art that various modifications and variations can be made in the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A track structure for a crane, characterized by: the method comprises the following steps: the device comprises a supporting top plate (1), wherein force unloading buffer mechanisms are fixedly mounted on two sides of the outer wall of the supporting top plate (1), and a driving mechanism is arranged at the bottom of the supporting top plate (1);

two external casings (2) are welded on two outer walls of the supporting top plate (1);

unload power buffer gear and include four groups rectangular channel (301), four groups rectangular channel (301) wherein all fixed inserting between the inner wall top of every and the bottom is equipped with slide bar (302), every the equal movable sleeve of outward appearance wall of slide bar (302) is equipped with movable block (303), four groups movable block (303) wherein between per two relative one sides all fixed inserting establish the pole that links up, and the equal movable sleeve of outward appearance wall of every pole is equipped with supplementary runner (304), two orbit slide A (305), four groups have all been seted up at the inner wall top of external cover shell (2) movable block (303) wherein all welded between the inner wall top of every top and rectangular channel (301) has active spring (306), every the interior table wall of active spring (306) is the movable sleeve respectively and is established the outward appearance wall of slide bar (302).

2. The rail structure for a crane according to claim 1, wherein: the driving mechanism comprises two connecting plates (401), and the bottoms of the two connecting plates (401) are fixedly arranged on the top of the supporting top plate (1).

3. The rail structure for a crane according to claim 2, wherein: track slideways B (402) are respectively arranged on one sides of the outer walls of the two connecting plates (401) and the external connecting casing (2), and U-shaped metal frames (403) are movably arranged between every two of the track slideways B (402).

4. A track structure for cranes according to claim 3, characterized in that: two the mounting hole has all been seted up to the outer wall one side of U type metal frame (403), and the interior table wall of two mounting holes all is fixed to be inserted and is equipped with servo motor (404), two equal fixed mounting of output of servo motor (404) has transfer line (405).

5. The rail structure for a crane according to claim 4, wherein: the outer wall of the two transmission rods (405) is fixedly sleeved with pulleys (406), the outer surface of each pulley (406) is fixedly sleeved with a rubber leather sleeve (407), and a supporting outer frame (408) is welded between the bottoms of the U-shaped metal frames (403).

6. The track structure for cranes according to claim 1, characterized in that: the four groups of rectangular grooves (301) are respectively arranged on two sides of the inner wall of the two external sleeves (2).