CN219567322U

CN219567322U - Novel crane girder

Info

Publication number: CN219567322U
Application number: CN202320747613.6U
Authority: CN
Inventors: 张珂; 朱树吉; 曹丙伟
Original assignee: Shandong Guoan Heavy Industry Group Co ltd
Current assignee: Shandong Guoan Heavy Industry Group Co ltd
Priority date: 2023-04-07
Filing date: 2023-04-07
Publication date: 2023-08-22
Anticipated expiration: 2033-04-07

Abstract

The utility model discloses a novel crane girder, which belongs to the field of cranes and comprises a cross beam, wherein a front sliding rail is fixedly arranged in the upper end of the cross beam, a rear sliding rail is fixedly arranged in the upper end of the cross beam, sliding rail grooves are respectively formed in the front sliding rail and the rear sliding rail, a trolley is slidingly arranged in the upper end of the cross beam, a plurality of rollers are rotatably arranged at the lower end of the trolley, buffer rods are respectively slidingly arranged at the left side and the right side of the cross beam, springs are sleeved on the buffer rods in a sliding manner, a left buffer plate and a right buffer plate are respectively fixedly arranged at one end of each buffer rod, and the buffer rods, the springs, the left buffer plate, the right buffer plate and the buffer pad are respectively arranged at the left side and the right side of the cross beam in a buffering and damping function, so that the trolley and the cross beam are prevented from collision, and the trolley and the cross beam are respectively buffered and damped and protected.

Description

Novel crane girder

Technical Field

The utility model relates to the field of cranes, in particular to a novel crane girder.

Background

A crane refers to a multi-action lifting machine that vertically lifts and horizontally conveys weights within a certain range. Also known as crown block, aerial crane and crane. The main characteristics of the tire crane are as follows: the travelling cab and the lifting control room are integrated and evolved by the crawler crane (crawler crane), the crawler and the travelling support of the travelling mechanism are changed into a chassis with tires, the defect that the crawler plate of the crawler crane (crawler crane) damages the road surface is overcome, and the travelling mechanism belongs to material handling machinery.

At present, the trolley at the upper end of the main beam of the crane is easy to collide with the left end and the right end of the cross beam when moving left and right, so that the influence of collision damage can be brought to the trolley and the cross beam, and the trolley can not limit the heavy object when lifting the heavy object, so that the heavy object is easy to shake in lifting, and the lifting safety of the heavy object is influenced.

For example, a novel crane girder disclosed in publication number CN206645717U comprises a web and taps fixedly arranged at two ends of the web, the taps are fixedly connected with an end beam through fixing devices, each fixing device comprises a girder connecting plate, an end beam connecting plate and fastening bolts, the girder connecting plate is fixedly connected with the lower end face of the tap, the end beam connecting plate is fixedly connected with the upper end face of the end beam, one ends of the girder connecting plate and the end beam connecting plate extend out of the end beam and are fixedly connected with a plurality of high-strength bolts, two fixing plates are fixedly arranged on the upper surface of the girder connecting plate and are arranged on two sides of the tap in parallel and are fixedly connected with the tap through the fastening bolts. The utility model has simple structure, ensures that the connection between the main beam and the end beam is more stable through the fixing device, and ensures that the crane runs safely and stably.

According to the scheme disclosed by the above, the left and right sides of the cross beam are respectively lack of the buffering and damping device, so that the trolley is prevented from colliding with the cross beam, the buffering device plays a role in buffering and damping the trolley when the trolley collides with the buffering device, and meanwhile, the telescopic rod plays a limiting role on a steel rope, so that a counterweight plays a limiting role.

Disclosure of Invention

The utility model aims to provide a novel crane girder so as to solve the problems of collision between a girder and a trolley and counterweight limiting.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a novel crane girder, includes the crossbeam, the inside fixed preceding slide rail that is provided with of upper end of crossbeam, the inside fixed back slide rail that is provided with of upper end of crossbeam, preceding slide rail is provided with the slide rail groove with the back slide rail respectively, the inside slip of upper end of crossbeam is provided with the dolly, the lower extreme rotation of dolly is provided with a plurality of gyro wheels, the left and right sides of crossbeam is provided with the buffer rod that slides respectively, the buffer rod slides and cup joints the spring, the one end of buffer rod is fixed respectively and is provided with left buffer board and right buffer board, one side of left buffer board and right buffer board is fixed respectively and is provided with the blotter, the fixed jib that is provided with in lower extreme right side of dolly, the fixed hanger plate that is provided with in upper end left side of hanger plate, the fixed link that is provided with of telescopic link of lower extreme, the fixed lantern ring that is provided with in left side of linking the piece, the inside slip of lantern ring is provided with wire rope, the crossbeam is equipped with logical groove, through the setting of buffering setting buffer lever, spring, left buffer board, right buffer board and blotter about the crossbeam respectively, make the control of crossbeam form buffering cushioning effect function respectively, avoid dolly and crossbeam to collide, when dolly and left buffer board and right buffer board collide moreover, have a buffering damping effort respectively, play buffering damping protection effect respectively to dolly and crossbeam, set up the lantern ring through the lower extreme of telescopic link simultaneously, wire rope slides and passes the lantern ring, spacing wire rope through the lantern ring, thereby carry out spacingly to the couple, avoid the couple to take place to shake, thereby avoid the heavy thing to take place to shake, make the lantern ring lift through the telescopic link when wire rope goes up and down simultaneously.

Preferably, the rail is fixedly arranged at the upper end of the cross beam, one end of the spring is fixedly arranged on the inner side surface of the cross beam, and the edge of the upper end of the cross beam is protected through the arrangement of the rail, so that the working safety of staff is improved.

Preferably, the other end of spring is fixed respectively and is set up in one side surface of left buffer board and right buffer board, left side buffer board and right buffer board slide respectively and set up in the inside of crossbeam, through the setting of blotter, control the protection to the dolly, avoid the dolly to take place direct collision contact with left buffer board and right buffer board respectively.

Preferably, the wire rope is fixed to be set up in the inside of dolly, the fixed couple that is provided with of lower extreme of wire rope, the inside of dolly sets up the wiring device, and wiring device rotates wiring wire rope and is prior art, and this technical scheme is no longer described, and the gyro wheel rolls the inside that sets up in the slide rail groove.

Preferably, the left and right sides of the lower end of the cross beam are respectively fixedly provided with a supporting beam, the upper end of the supporting beam is fixedly provided with a reinforcing beam, and the installation connection stability between the cross beam and the supporting beam is enhanced through the arrangement of the reinforcing beam, so that the steel wire rope slides through the inside of the through groove.

Compared with the prior art, the utility model has the beneficial effects that:

(1) According to the utility model, the buffer rods, the springs, the left buffer plate, the right buffer plate and the buffer pads are respectively arranged on the left side and the right side of the cross beam in a buffer manner, so that the left side and the right side of the cross beam respectively form a buffer damping function, the trolley is prevented from colliding with the cross beam, and when the trolley collides with the left buffer plate and the right buffer plate respectively, a buffer damping acting force is generated, so that the trolley and the cross beam are respectively buffered, damped and protected.

(2) According to the utility model, the lantern ring is arranged at the lower end of the telescopic rod, the steel wire rope slides through the lantern ring, and the steel wire rope is limited through the lantern ring, so that the hook is limited, the hook is prevented from swinging, the heavy object is prevented from swinging, and meanwhile, the lantern ring is lifted through the telescopic rod when the steel wire rope is lifted.

Drawings

FIG. 1 is a schematic view of the junction of a cross beam and a support beam of the present utility model;

FIG. 2 is a top view of the cross beam of the present utility model;

FIG. 3 is an enlarged partial top view of the cross beam of the present utility model;

fig. 4 is a schematic view of the junction of the trolley and the telescopic rod of the present utility model.

The reference numerals in the figures illustrate:

the novel steel wire rope trolley comprises a cross beam 1, a rail 2, a front sliding rail 3, a rear sliding rail 4, a sliding rail groove 5, a trolley 6, a roller 7, a buffer rod 8, a spring 9, a left buffer plate 10, a right buffer plate 11, a buffer pad 12, a suspender 13, a suspending plate 14, a telescopic rod 15, a connecting block 16, a lantern ring 17, a steel wire rope 18, a hook 19, a supporting beam 20, a reinforcing beam 21 and a through groove 22.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Example 1

Referring to fig. 1-4, a novel crane girder in the drawings comprises a cross beam 1, a front sliding rail 3 is fixedly arranged in the upper end of the cross beam 1, a rear sliding rail 4 is fixedly arranged in the upper end of the cross beam 1, sliding rail grooves 5 are respectively formed in the front sliding rail 3 and the rear sliding rail 4, a trolley 6 is slidably arranged in the upper end of the cross beam 1, a plurality of rollers 7 are rotatably arranged at the lower end of the trolley 6, a buffer rod 8 is slidably arranged at the left side and the right side of the cross beam 1 respectively, springs 9 are slidably sleeved on the buffer rod 8, a left buffer plate 10 and a right buffer plate 11 are fixedly arranged at one end of the buffer rod 8 respectively, a buffer pad 12 is fixedly arranged at one side of the left buffer plate 10 and one side of the right buffer plate 11 respectively, a hanging rod 13 is fixedly arranged at the right side of the lower end of the trolley 6, a hanging plate 14 is fixedly arranged at the lower end of the hanging rod 13, a telescopic rod 15 is in a telescopic rod model 15, a plug and an external power supply are spliced, a connecting block 16 is fixedly arranged at the lower end of the telescopic rod 15, a left side of the telescopic rod 16 is fixedly arranged at the telescopic rod 16, a lantern ring 17 is fixedly arranged at the left side of the connecting block 16, a lantern ring 17 is fixedly arranged at the left side of the telescopic rod 17, a steel wire rope is fixedly arranged at the telescopic rod 15, and a trolley is arranged in the telescopic rod through the telescopic rod, and the telescopic rod is an automatic trolley 1, and the automatic trolley 1 is provided with a travelling device, and the automatic travelling device is in the travelling technology is characterized by the travelling technology.

In order to form buffering shock attenuation guard action, the fixed rail 2 that is provided with in upper end of crossbeam 1, the fixed inboard surface that sets up in crossbeam 1 of one end of spring 9, the other end of spring 9 is fixed respectively and is set up in the one side surface of left buffer board 10 and right buffer board 11, and left buffer board 10 and right buffer board 11 slide respectively and set up in the inside of crossbeam 1.

In this embodiment, through the setting of buffering setting buffer rod 8, spring 9, left buffer board 10, right buffer board 11 and blotter 12 about crossbeam 1 respectively, make the left and right sides of crossbeam 1 form buffering cushioning effect function respectively, avoid dolly and crossbeam 1 to collide, when dolly 6 collides with left buffer board 10 and right buffer board 11 respectively moreover, have a buffering cushioning effort, play buffering shock attenuation guard action respectively to dolly 6 and crossbeam 1.

Example 2

Referring to fig. 1-4, this embodiment further describes an example 1, a novel crane girder in the drawings, including a cross beam 1, a front sliding rail 3 is fixedly disposed inside the upper end of the cross beam 1, a rear sliding rail 4 is fixedly disposed inside the upper end of the cross beam 1, sliding rail grooves 5 are respectively disposed on the front sliding rail 3 and the rear sliding rail 4, a trolley 6 is slidingly disposed inside the upper end of the cross beam 1, a plurality of rollers 7 are rotatably disposed at the lower end of the trolley 6, buffer rods 8 are slidingly disposed at the left side and the right side of the cross beam 1, springs 9 are slidingly sleeved on the buffer rods 8, a left buffer plate 10 and a right buffer plate 11 are fixedly disposed at one end of the buffer rods 8, a buffer pad 12 is fixedly disposed at one side of the left buffer plate 10 and the right buffer plate 11, a boom 13 is fixedly disposed at the right side of the lower end of the trolley 6, a hanging plate 14 is fixedly disposed at the lower end of the boom 13, a telescopic rod 15 is fixedly disposed at the left side of the upper end of the hanging plate 14, a connecting block 16 is fixedly disposed at the lower end of the telescopic rod 15, a collar 17 is fixedly disposed at the left side of the connecting block 16, a steel wire rope 18 is slidingly disposed inside the collar 17, and a steel wire rope 18 is disposed at the cross beam 1.

In order to limit the steel wire rope and the hooks, the steel wire rope 18 is fixedly arranged in the trolley 6, the hooks 19 are fixedly arranged at the lower end of the steel wire rope 18, the supporting beams 20 are fixedly arranged at the left side and the right side of the lower end of the cross beam 1 respectively, and the reinforcing beams 21 are fixedly arranged at the upper ends of the supporting beams 20.

In this embodiment, set up the lantern ring 17 through the lower extreme of telescopic link 15, wire rope 18 slides and passes lantern ring 17, carries out spacingly to wire rope 18 through lantern ring 17 to spacing to couple 19, avoid couple 19 to take place to shake, thereby avoid the heavy object to take place to shake, make the lantern ring go up and down through telescopic link 15 simultaneously when wire rope 18 goes up and down.

The trolley 6 can take place buffer function with left buffer board 10 and right buffer board 11 when sliding side by side, make about beam 1 form buffering cushioning effect function respectively, avoid the trolley to collide with beam 1, when trolley 6 collides with left buffer board 10 and right buffer board 11 respectively moreover, there is a buffering cushioning effect, play buffering damping protection effect respectively to trolley 6 and beam 1, start telescopic link 15 when going up and down through wire rope 18, then drive lantern ring 17 and go up and down, then couple 19 goes up and down, thereby the lower extreme of wire rope 18 can not take place to shake with couple 19, thereby avoid the heavy object to shake.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. Novel crane girder, including crossbeam (1), its characterized in that: the utility model discloses a steel wire rope telescopic device, including crossbeam (1), front slide rail (3) is fixedly arranged in the upper end of crossbeam (1), the inside fixed back slide rail (4) that is provided with in upper end of crossbeam (1), front slide rail (3) are provided with slide rail groove (5) respectively with back slide rail (4), the inside slip of upper end of crossbeam (1) is provided with dolly (6), the lower extreme rotation of dolly (6) is provided with a plurality of gyro wheels (7), the left and right sides of crossbeam (1) are provided with buffer rod (8) respectively in the slip, buffer rod (8) sliding sleeve has spring (9), the one end of buffer rod (8) is fixedly provided with left buffer board (10) and right buffer board (11) respectively, one side of left buffer board (10) and right buffer board (11) is fixedly provided with blotter (12) respectively, the lower extreme right side of dolly (6) is fixedly provided with jib (13), the lower extreme fixedly provided with hanger plate (14) of jib (13), the upper end left side fixedly provided with buffer rod (15) of hanger plate (14), the lantern ring (16) is fixedly connected with steel wire rope telescopic link (17) inside fixed with (17), the cross beam (1) is provided with a through groove (22).

2. The novel crane girder according to claim 1, wherein: the upper end of the cross beam (1) is fixedly provided with a fence (2), and one end of the spring (9) is fixedly arranged on the inner side surface of the cross beam (1).

3. The novel crane girder according to claim 1, wherein: the other end of the spring (9) is fixedly arranged on one side surfaces of the left buffer plate (10) and the right buffer plate (11) respectively, and the left buffer plate (10) and the right buffer plate (11) are slidably arranged in the cross beam (1) respectively.

4. The novel crane girder according to claim 1, wherein: the steel wire rope (18) is fixedly arranged in the trolley (6), and a hook (19) is fixedly arranged at the lower end of the steel wire rope (18).

5. The novel crane girder according to claim 1, wherein: the left side and the right side of the lower end of the cross beam (1) are respectively fixedly provided with a supporting beam (20), and the upper end of the supporting beam (20) is fixedly provided with a reinforcing beam (21).