CN215287713U

CN215287713U - Lifting beam for crane

Info

Publication number: CN215287713U
Application number: CN202120897534.4U
Authority: CN
Inventors: 张晓伟; 盛永刚
Original assignee: Dalian Sanhuan Hoisting Machinery Factory
Current assignee: Dalian Sanhuan Hoisting Machinery Factory
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-12-24
Anticipated expiration: 2031-04-28

Abstract

The utility model discloses a lifting beam for hoist, including the girder, the girder both ends all are equipped with the motor cabinet, motor cabinet one side fixed mounting has first motor, first motor output is connected with first rotation axis, first rotation axis run through in a motor cabinet lateral wall, first gear mesh in first cogged rail, support steel both sides wall slide in the inside both sides wall of motor cabinet, the girder both sides are connected with overhauls the mechanism, two walls are equipped with about the girder and overhaul feed mechanism. The utility model relates to a hoist technical field, this device compact structure realizes the hoist and mount to the object through the girder to a pair of tie-beam and subframe through the end beam both sides can conveniently overhaul the process as the moving mechanism when overhauing, and the structure that utilizes tie-beam and subframe makes whole device more stable at the removal in-process, gives people and has brought the convenience.

Description

Lifting beam for crane

Technical Field

The utility model relates to a hoist technical field specifically is a lifting beam for hoist.

Background

The bridge crane is a hoisting device which is transversely erected above workshops, warehouses and stock yards to hoist materials, is a hoisting machine with the widest application range and the largest quantity, and two ends of the bridge crane are located on high cement columns or metal supports and are shaped like a bridge. The bridge frame of the bridge crane runs longitudinally along the rails laid on the elevated frames at two sides, so that the space below the bridge frame can be fully utilized to hoist materials without being hindered by ground equipment.

The utility model discloses a utility model patent with publication number CN204778382U proposes a two-way adjustable hoist jack-up beam group, including the girder, the girder in be provided with the spout, the spout in install the dabber, girder left end be provided with the reinforcing plate, the reinforcing plate on install the gim peg, reinforcing plate left side be provided with the connecting plate, the dabber run through the reinforcing plate, the connecting plate parallel with the dabber, dabber left end through connection have an end beam, the end beam in be provided with the spout the same with in the girder, end beam right-hand member be provided with reinforcing plate and the gim peg the same with the girder left end, the left end of connecting plate be connected with the reinforcing plate of the right-hand member of end beam, simple structure, place strong adaptability have played an important effect in hoist work, the reinforcing plate that is provided with simple structure, the right-hand member of place strong adaptability, Low labor intensity and high replacement efficiency. However, the device does not have a mechanism convenient for maintenance, and the maintenance process is troublesome.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a lifting beam for hoist has solved the problem that does not possess the mechanism of convenient maintenance.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a lifting beam for hoist, includes the girder, the girder both ends all are equipped with the motor cabinet, motor cabinet one side fixed mounting has first motor, first motor output is connected with first rotation axis, first rotation axis run through in a motor cabinet lateral wall, and terminal swing joint in another lateral wall of motor cabinet inside, the rotation axis is connected with a pair of first gear, girder both ends below all is equipped with the support steel, the wall is equipped with a pair of first rack on the support steel, first gear mesh in first rack, support steel both sides wall slip in the inside both sides wall of motor cabinet, the girder both sides are connected with overhauls the mechanism, two walls are equipped with about the girder and overhaul feed mechanism.

Preferably, it includes a pair of maintenance seat, and is a pair of maintenance seat is located to the maintenance seat the girder both ends, it is hollow structure to overhaul the seat, it is connected with a pair of gyro wheel to overhaul the inside lower wall of seat, the gyro wheel roll in wall under the girder, it all is equipped with first articulated seat to overhaul a both ends, it is a pair of vice seat is located to vice seat the motor cabinet both sides, swing joint has a second rotation axis between the inboard two walls of vice seat, be connected with a pair of second gear on the second rotation axis, it is a pair of second gear meshing is a pair of on the first cogged rail, vice seat lateral wall face fixed mounting has the articulated seat of second, first articulated seat and be connected with the tie-beam between the articulated seat of second.

Preferably, the maintenance feeding mechanism comprises a second rack, the second rack is fixedly installed on the upper wall surface of the main beam, a second motor is connected to the side wall surface of the maintenance seat, a third gear is connected to the output end of the second motor, and the third gear is meshed with the second rack.

Preferably, a protective guard is installed at the top of the service seat.

Preferably, the first hinged seat is connected with the maintenance seat through two pairs of bolts.

Preferably, the support steel is stainless steel material.

Preferably, the two side wall surfaces of the main beam slide on the two inner wall surfaces of the overhaul seat.

Advantageous effects

The utility model provides a lifting beam for hoist, the following beneficial effect is possessed, this device compact structure, realize the hoist and mount to the object through the girder, and move on the supporting steel through the mechanism that first motor and first gear are constituteed, and a pair of tie-beam and subframe through end beam both sides are as the moving mechanism when overhauing, can make things convenient for the maintenance process, it is safe convenient, and utilize the structure of tie-beam and subframe to make whole device more stable at the removal in-process, a pair of maintenance seat can improve the working strength of girder, cooperate the feeding of second motor and second rack realization maintenance seat again, make the maintenance process convenient, give people and brought the convenience.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention.

Fig. 2 is the internal structure diagram of the main beam of the present invention.

Fig. 3 is the schematic diagram of the internal structure of the motor base of the present invention.

Fig. 4 is a schematic view of the internal structure of the auxiliary seat of the present invention.

In the figure: 1. a main beam; 2. a motor base; 3. a first motor; 4. a first rotating shaft; 5. a first gear; 6. supporting steel; 7. a first rack; 8. a maintenance seat; 9. a roller; 10. a first hinge mount; 11. an auxiliary seat; 12. a second rotation shaft; 13. a second gear; 14. a second hinge mount; 15. a connecting beam; 16. a second rack; 17. a second motor; 18. a third gear; 19. protecting the fence; 20. and (4) bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a lifting beam for a crane includes a main beam 1, a motor base 2 is disposed at each end of the main beam 1, a first motor 3 is fixedly mounted at one side of the motor base 2, an output end of the first motor 3 is connected to a first rotating shaft 4, the first rotating shaft 4 penetrates through one side wall of the motor base 2, and a tail end of the first rotating shaft is movably connected to the other side wall inside the motor base 2, the rotating shaft is connected to a pair of first gears 5, support steels 6 are disposed below each end of the main beam 1, a pair of first rack rails 7 are disposed on an upper wall surface of the support steels 6, the first gears 5 are engaged with the first rack rails 7, two side wall surfaces of the support steels 6 slide on two side walls inside the motor base 2, maintenance mechanisms are connected to each side of the main beam 1, maintenance feeding mechanisms are disposed on the upper and lower wall surfaces of the main beam 1, and each maintenance mechanism includes a pair of maintenance bases 8, the pair of overhauling seats 8 are arranged at two ends of the main beam 1, the overhauling seats 8 are of a hollow structure, the lower wall surface in the overhauling seats 8 is connected with a pair of idler wheels 9, the idler wheels 9 roll on the lower wall surface of the main beam 1, two ends of each overhauling seat 8 are respectively provided with a first hinged seat 10, the supporting steel 6 is provided with a pair of auxiliary seats 11, the pair of auxiliary seats 11 are arranged at two sides of the motor seat 2, a second rotating shaft 12 is movably connected between two inner side walls of each auxiliary seat 11, a pair of second gears 13 are connected onto the second rotating shaft 12, the pair of second gears 13 are meshed with the pair of first tooth rails 7, the side wall surface of each auxiliary seat 11 is fixedly provided with a second hinged seat 14, a connecting beam 15 is connected between the first hinged seat 10 and the second hinged seat 14, each overhauling feeding mechanism comprises a second tooth rail 16, and the second tooth rail 16 is fixedly arranged on the upper wall surface of the main beam 1, overhaul 8 side wall surfaces of seat and be connected with second motor 17, second motor 17 output is connected with third gear 18, third gear 18 mesh in second rack 16, overhaul 8 top of seat and install rail guard 19, first articulated seat 10 with overhaul seat 8 and connect through two pairs of bolts 20, supporting steel 6 is stainless steel material, 1 both sides wall surface of girder slide in overhaul two inside walls of seat 8.

Example (b): when moving, the output end of the first motor 3 is controlled to rotate, the first rotating shaft 4 rotates, the first gear 5 rotates at the moment, the first gear 5 is meshed with the first rack 7, the motor base 2 moves along the support steel 6, the auxiliary base 11 and the second gear 13 are meshed with the first rack 7, the connecting beam 15 moves along the auxiliary base 11 and the second gear 13 at the moment, the stability of the main beam 1 during moving is improved, when maintenance is needed, the second motor 17 is started, the output end of the second motor 17 is controlled to rotate, the third gear 18 rotates, the third gear 18 is meshed with the second rack 16, the pair of maintenance bases 8 move towards the two ends of the main beam 1, the connecting beam 15 and the auxiliary base 11 move towards the two sides far away from the motor base 2, because the support steel 6 is positioned above the plant, a worker needs to take the maintenance base 8 to perform maintenance, when the maintenance base 8 is positioned at one end of the main beam 1, the maintainer enters the protective fence 19 at one end of the main beam 1, and makes the second motor 17 rotate reversely, and the pair of maintenance seats 8 move relatively to maintain the main beam 1, so that convenience is brought to people.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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. The lifting beam for the crane comprises a main beam (1) and is characterized in that motor bases (2) are arranged at two ends of the main beam (1), a first motor (3) is fixedly mounted on one side of each motor base (2), the output end of the first motor (3) is connected with a first rotating shaft (4), the first rotating shaft (4) penetrates through one side wall of each motor base (2), the tail end of the first rotating shaft is movably connected to the other side wall inside the motor bases (2), the rotating shaft is connected with a pair of first gears (5), supporting steel (6) is arranged below two ends of the main beam (1), a pair of first tooth rails (7) are arranged on the upper wall surface of each supporting steel (6), the first gears (5) are meshed with the first tooth rails (7), two side walls of the supporting steel (6) slide on two side walls inside the motor bases (2), and overhauling mechanisms are connected to two sides of the main beam (1), and the upper wall surface and the lower wall surface of the main beam (1) are provided with overhauling and feeding mechanisms.

2. The lifting beam for the crane according to claim 1, wherein the maintenance mechanism comprises a pair of maintenance seats (8), the pair of maintenance seats (8) are arranged at two ends of the main beam (1), the maintenance seats (8) are hollow, a pair of rollers (9) is connected to a lower wall surface inside the maintenance seats (8), the rollers (9) roll on a lower wall surface of the main beam (1), first hinge seats (10) are arranged at two ends of each maintenance seat (8), a pair of auxiliary seats (11) are arranged on the support steel (6), the pair of auxiliary seats (11) are arranged at two sides of the motor seat (2), a second rotating shaft (12) is movably connected between two walls inside the auxiliary seats (11), a pair of second gears (13) are connected to the second rotating shaft (12), and the pair of second gears (13) are meshed with the pair of first gear rails (7), vice seat (11) side wall face fixed mounting has articulated seat of second (14), first articulated seat (10) and be connected with tie-beam (15) between articulated seat of second (14).

3. The lifting beam for cranes according to claim 2, characterized in that the service feed mechanism comprises a second rack (16), the second rack (16) is fixedly mounted on the upper wall surface of the main beam (1), a second motor (17) is connected to the side wall surface of the service seat (8), a third gear (18) is connected to the output end of the second motor (17), and the third gear (18) is meshed with the second rack (16).

4. Lifting beam for cranes according to claim 2, characterized in that a guard rail (19) is mounted on top of the service seat (8).

5. Lifting beam for a crane according to claim 2, characterized in that the first articulated seat (10) and the service seat (8) are connected by two pairs of bolts (20).

6. Lifting beam for a crane according to claim 1, characterized in that the support steel (6) is a stainless steel material.

7. Lifting beam for cranes according to claim 2, characterized in that the main beam (1) has two side walls sliding on the two walls inside the service seat (8).