CN216863441U

CN216863441U - Electric double-beam double-trolley bridge crane

Info

Publication number: CN216863441U
Application number: CN202122923887.XU
Authority: CN
Inventors: 李红星; 王叶
Original assignee: Jiangsu Great Hosisting Machinery Co ltd
Current assignee: Jiangsu Great Hosisting Machinery Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-07-01
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses an electric double-beam double-small-axle crane, which belongs to the technical field of cranes and comprises top beams, cranes, fixing assemblies, driving rotating assemblies and wire fixing assemblies, wherein annular rails are fixed on the two top beams, the fixing assemblies are rotatably connected inside the annular rails, the cranes are fixed at the ends of the fixing assemblies far away from the annular rails, the driving rotating assemblies are connected to the side surfaces of the fixing assemblies, the whole fixing assemblies can be driven to rotate through the driving rotating assemblies, the cranes are connected with steel wire ropes, the wire fixing assemblies are arranged outside the steel wire ropes, the ends of the wire fixing assemblies far away from the steel wire ropes are connected with the fixing assemblies and synchronously rotate along with the fixing assemblies; this hoist can carry out 360 degrees rotations, and at the jack-up in-process, the goods of can being convenient for rotate, and then can put the goods according to optional position, satisfies multiple work needs, improves transportation goods efficiency.

Description

Electric double-beam double-trolley bridge crane

Technical Field

The utility model belongs to the technical field of cranes, and particularly relates to an electric double-beam double-small-axle type crane.

Background

The traditional general double-beam double-trolley bridge crane mainly comprises a double-girder bridge frame, a trolley running mechanism, a trolley of a lifting mechanism, a trolley running mechanism, electrical control and the like, and the crane has the main functions that the lifting mechanism lifts cargoes, then the trolley runs longitudinally and transversely, and the cargoes are lifted to a specified position, so that the purposes of transporting, loading and unloading and installing equipment are achieved; when large-scale equipment is hoisted, two trolleys are used for hoisting at the same time, so that the bearing capacity of the trolleys can be effectively reduced.

However, when two trolleys are used for lifting and transporting equipment, the equipment can only longitudinally run along a main beam bridge or transversely run along a cross beam, for some goods with special requirements, the placing direction before lifting and the placing direction after lifting and transporting the equipment to a placing point are not consistent, the equipment needs to rotate 180 degrees in the horizontal plane, for example, a carriage of a long and large truck needs to be lifted, for the requirement, the existing crane only can lift the equipment to an auxiliary rotating device firstly, horizontally rotate the equipment 180 degrees on the auxiliary rotating device, lift the equipment again and transport the equipment to a specified position, and the time of the whole lifting process is very long.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electric double-beam double-trolley bridge crane which can rotate 360 degrees, can facilitate goods to rotate in the hoisting process, can place the goods according to any position, meets various working requirements and improves the goods transporting efficiency.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an electronic two little bridge cranes of two roof beams, this electronic two little bridge cranes of two roof beams includes back timber, hoist, fixed subassembly, drive runner assembly, solidus subassembly, two be fixed with the circular orbit on the back timber, the inside rotation of circular orbit is connected fixed subassembly, fixed subassembly are kept away from the circular orbit end fixed the hoist, the fixed subassembly side is connected drive runner assembly can drive whole fixed subassembly through drive runner assembly and rotate, the hoist is connected with wire rope, and the wire rope outside sets up solidus subassembly, solidus subassembly is kept away from the wire rope end and is connected with fixed subassembly, rotates along with fixed subassembly is synchronous.

Further, the fixed subassembly is connected including rotating the inside T type bracing piece of circular orbit, the inside corresponding T type annular groove of having seted up of circular orbit, T type bracing piece set up about T type annular groove middle part symmetry, and T type bracing piece upper end is fixed with the connecting block, and two connecting block upper end sliding connection have unable adjustment base, and the unable adjustment base upper end is fixed the hoist.

Adopt above-mentioned scheme: the annular groove is utilized to connect the supporting rods, so that a structural premise is provided for realizing the rotation of the crane.

Furthermore, a groove is formed in the connecting block, a connecting spring is fixed at the bottom of the groove, and the connecting spring is far away from the connecting block and is fixedly connected to the fixed base.

Adopt above-mentioned scheme: the shock absorption of unable adjustment base is improved, each connection structure is protected.

Further, the driving rotating assembly comprises two annular racks fixed to the side faces of the T-shaped supporting rods, gears are meshed with the outside of the annular racks, a supporting frame fixed to the side face of the annular rail is arranged on one side of each gear, the gears are rotatably connected inside the supporting frame, a motor is connected to the inside of each gear, and the motors are fixed to the bottom of the supporting frame.

Adopt above-mentioned scheme: the crane can be controlled to rotate conveniently, so that the direction of the goods can be changed at any time during the transportation of the goods, and the goods can be placed conveniently.

Furthermore, the wire fixing assembly comprises a connecting rod fixed on the inner side of the T-shaped supporting rod, the end, away from the T-shaped supporting rod, of the connecting rod is connected with a vertical rod in a sliding mode, a loop bar is fixed to the end, away from the connecting rod, of the vertical rod, and the loop bar is sleeved on the outer portion of the steel wire rope.

Adopt above-mentioned scheme: can fix wire rope through the loop bar, reduce the rocking that wire rope produced at the hoist rotation in-process, guarantee freight stability.

Furthermore, the loop bar is including fixing the fixed plate of connecting rod bottom, and the fixed plate both sides are articulated to be connected with the semicircle board, screwed connection between two semicircle boards.

Adopt above-mentioned scheme: the two semicircular plates are convenient to detach, so that subsequent crane detachment and maintenance work can be facilitated.

Furthermore, the through-hole has been seted up to the montant side, and the through-hole is equipped with a plurality ofly along the vertical direction of montant, corresponding through-hole, connecting rod side elastic fixation has the hemisphere fixture block.

Adopt above-mentioned scheme: the hemispherical fixture block is fixedly connected with the through hole in a clamping manner, so that the height of the vertical rod can be adjusted at any time, and the wire fixing position of the loop bar can be conveniently adjusted.

The utility model has the beneficial effects that:

1. through setting up drive rotating assembly, through the rotation of motor control wheel and rack, can be convenient for control hoist and rotate, and then can change the direction of goods at any time in the transportation goods, the goods of being convenient for are put.

2. The connecting block is internally provided with a groove, the bottom of the groove is fixedly provided with a connecting spring, and the connecting spring is far away from the connecting block end and fixedly connected to the fixed base, so that the shock absorption of the fixed base is improved, and each connecting structure is protected.

3. The wire fixing assembly is arranged and comprises a connecting rod fixed to the inner side of the T-shaped supporting rod, the connecting rod is far away from the end of the T-shaped supporting rod and is connected with a vertical rod in a sliding mode, a loop bar is fixed to the end, away from the connecting rod, of the vertical rod, the loop bar is sleeved on the outer portion of the steel wire rope, the steel wire rope can be fixed through the loop bar, shaking of the steel wire rope in the rotating process of the crane is reduced, and stability of goods transportation is guaranteed.

Drawings

FIG. 1 is a schematic structural diagram of an electric double-beam double-small axle type crane provided by the utility model;

FIG. 2 is a schematic structural diagram of a driving and rotating assembly of the electric double-beam double-trolley bridge crane provided by the utility model;

FIG. 3 is a top schematic view of FIG. 2 of an electric dual beam dual trolley axle crane according to the present invention;

FIG. 4 is a schematic cross-sectional view taken along line A-A of FIG. 3 of an electric double-beam double-trolley bridge crane according to the present invention;

FIG. 5 is an enlarged schematic view of the position I in FIG. 4 of the electric double-beam double-trolley bridge crane provided by the utility model;

fig. 6 is an enlarged schematic view of a wire fixing component of the electric double-beam double-trolley bridge crane provided by the utility model.

In the figure: 1. a top beam; 2. a crane; 3. a fixing assembly; 4. driving the rotating assembly; 5. a wire fixing component; 6. an annular track; 7. a wire rope; 8. a T-shaped support rod; 9. a T-shaped annular groove; 10. connecting blocks; 11. a fixed base; 12. a groove; 13. a connecting spring; 14. an annular rack; 15. a gear; 16. a support frame; 17. a motor; 18. a connecting rod; 19. a vertical rod; 20. a loop bar; 21. a fixing plate; 22. a semicircular plate; 23. a through hole; 24. and (4) a hemispherical fixture block.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

Referring to fig. 1 to 6, an electric double-beam double-trolley bridge crane according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1, the electric double-beam double-small-axle crane comprises a top beam 1, a crane 2, a fixing assembly 3, a driving rotating assembly 4 and a wire fixing assembly 5, wherein an annular track 6 is fixed on the top beam 1, the annular track 6 is rotationally connected inside the fixing assembly 3, the fixing assembly 3 is far away from the end of the annular track 6 and fixed on the crane 2, the side surface of the fixing assembly 3 is connected with the driving rotating assembly 4, the whole fixing assembly 3 can be driven to rotate through the driving rotating assembly 4, the crane 2 is connected with a steel wire rope 7, the steel wire rope 7 is externally arranged on the wire fixing assembly 5, the wire fixing assembly 5 is far away from the end of the steel wire rope 7 and is connected with the fixing assembly 3, and the wire fixing assembly 3 synchronously rotates along with the fixing assembly 3.

Specifically, as shown in fig. 4, the fixing component 3 is connected including rotating the inside T-shaped support rod 8 of the circular track 6, the inside corresponding T-shaped circular groove 9 that has seted up of the circular track 6, the T-shaped support rod 8 is symmetrical about the middle of the T-shaped circular groove 9, the upper end of the T-shaped support rod 8 is fixed with the connecting block 10, the upper ends of the two connecting blocks 10 are slidably connected with the fixing base 11, and the upper end of the fixing base 11 is fixed to the crane 2.

The connecting block 10 is internally provided with a groove 12, the bottom of the groove 12 is fixedly provided with a connecting spring 13, and the connecting spring 13 is far away from the connecting block 10 and is fixedly connected to the fixed base 11.

When the crane 2 works, the connecting spring 13 between the connecting block 10 and the fixed base 11 exchanges the stretching and compressing states under the vibration generated by the work, so that the vibration generated when the crane 2 works is reduced, the rigid connection between the fixed base 11 and the connecting block 10 and between the fixed base and the top beam 1 is avoided, and the service life of the connecting structure is prolonged.

Specifically, as shown in fig. 2, 3 and 4, the driving rotation assembly 4 includes an annular rack 14 fixed on the side surfaces of the two T-shaped support rods 8, a gear 15 is engaged with the outside of the annular rack 14, a support frame 16 fixed on the side surface of the annular rail 6 is arranged on one side of the gear 15, the gear 15 is rotatably connected inside the support frame 16, a motor 17 is connected inside the gear 15, and the motor 17 is fixed at the bottom of the support frame 16.

When the motor 17 works, the motor 17 can drive the gear 15 to rotate in the support frame 16, when the gear 15 rotates, the gear 15 drives the annular rack 14 to rotate, and then when the annular rack 14 rotates, the two T-shaped support rods 8 connected to the annular rack rotate along the T-shaped annular groove 9 to drive the whole crane 2 to rotate.

Specifically, as shown in fig. 4, 5, and 6, the wire fixing component 5 includes a connecting rod 18 fixed on the inner side of the T-shaped supporting rod 8, the end of the connecting rod 18 away from the T-shaped supporting rod 8 is connected with a vertical rod 19 in a sliding manner, the end of the vertical rod 19 away from the connecting rod 18 is fixed with a loop bar 20, and the loop bar 20 is sleeved outside the steel wire rope 7.

The loop bar 20 comprises a fixing plate 21 fixed at the bottom of the connecting bar 18, two sides of the fixing plate 21 are hinged with semicircular plates 22, and the two semicircular plates 22 are connected through screws.

Wherein, the through-hole 23 has been seted up to the montant 19 side, and the through-hole 23 is equipped with a plurality ofly along montant 19 vertical direction, corresponding through-hole 23, connecting rod 18 side elastic fixation has hemisphere fixture block 24.

The hemispherical fixture 24 is elastic when pressed, and is similar to the existing umbrella rod in contraction, which is not repeated herein.

When the crane 2 pulls the goods to rotate, the loop bar 20 is sleeved outside the steel wire ropes 7, so that the stability of the two steel wire ropes 7 is ensured, and the stability of the goods is ensured, meanwhile, the loop bar 20 comprises two semicircular plates 22 which can be connected through screws, and can be separated from the steel wire ropes 7 when not used, so that the detachment is convenient; if the fixed position of the steel wire rope 7 needs to be adjusted, the vertical rod 19 is pulled, the hemispherical fixture block 24 on the connecting rod 18 is clamped in the through hole 23 at the lower end position, and the placing position of the loop bar 20 is changed.

The working principle of the utility model is as follows: through motor 17's drive, can drive the rotation of hoist 2 under the drive of gear and annular rack, and then can change the direction of goods at any time in the freight, the goods installation of being convenient for or put, when hoist 2 rotates, can carry out wire rope 7's fixing through loop bar 20, prevent that wire rope 7 from rocking, and can be according to the position of lifting by crane height adjustment loop bar 20.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The electric double-beam double-trolley bridge crane is characterized by comprising top beams (1), a crane (2), fixing components (3), driving rotating components (4) and wire fixing components (5), wherein annular rails (6) are fixed on the two top beams (1), the fixing components (3) are rotationally connected inside the annular rails (6), the fixing components (3) are fixed to the end far away from the annular rails (6), the crane (2) is fixed to the end, far away from the annular rails (6), of the fixing components (3), the driving rotating components (4) are connected to the side faces of the fixing components (3), the whole fixing components (3) can be driven to rotate through the driving rotating components (4), the crane (2) is connected with a steel wire rope (7), the wire fixing components (5) are arranged outside the steel wire rope (7), the end, far away from the steel wire rope (7), of the wire fixing components (5) is connected with the fixing components (3), synchronously rotates along with the fixed component (3).

2. The electric double-beam double-trolley bridge crane is characterized in that the fixing component (3) comprises a T-shaped support rod (8) rotatably connected inside the annular rail (6), a T-shaped annular groove (9) is correspondingly formed inside the annular rail (6), the T-shaped support rod (8) is symmetrically arranged in the middle of the T-shaped annular groove (9), a connecting block (10) is fixed at the upper end of the T-shaped support rod (8), a fixing base (11) is slidably connected to the upper ends of the two connecting blocks (10), and the crane (2) is fixed to the upper end of the fixing base (11).

3. The electric double-beam double-small-axle crane as claimed in claim 2, wherein a groove (12) is formed in the connecting block (10), a connecting spring (13) is fixed at the bottom of the groove (12), and the connecting spring (13) is fixedly connected to the fixed base (11) far away from the connecting block (10).

4. The electric double-beam double-trolley bridge crane is characterized in that the driving rotating assembly (4) comprises annular racks (14) fixed on the side surfaces of the two T-shaped supporting rods (8), gears (15) are meshed outside the annular racks (14), one side of each gear (15) is provided with a supporting frame (16) fixed on the side surface of the annular rail (6), the gears (15) are rotatably connected inside the supporting frames (16), motors (17) are connected inside the gears (15), and the motors (17) are fixed at the bottoms of the supporting frames (16).

5. The electric double-beam double-trolley type crane as claimed in claim 2, wherein the wire fixing component (5) comprises a connecting rod (18) fixed on the inner side of the T-shaped supporting rod (8), the end of the connecting rod (18) far away from the T-shaped supporting rod (8) is connected with a vertical rod (19) in a sliding manner, a sleeve rod (20) is fixed on the end of the vertical rod (19) far away from the connecting rod (18), and the sleeve rod (20) is sleeved outside the steel wire rope (7).

6. The electric double-beam double-small-axle type crane according to claim 5, wherein the loop bar (20) comprises a fixing plate (21) fixed at the bottom of the connecting rod (18), semi-circular plates (22) are hinged to two sides of the fixing plate (21), and the two semi-circular plates (22) are connected through screws.

7. The electric double-beam double-small-axle crane as claimed in claim 5, wherein the side surface of the vertical rod (19) is provided with a plurality of through holes (23), the through holes (23) are provided with a plurality of corresponding through holes along the vertical direction of the vertical rod (19), and the side surface of the connecting rod (18) is elastically fixed with a hemispherical fixture block (24).