CN215798068U

CN215798068U - Maintenance device of floor traveling crane

Info

Publication number: CN215798068U
Application number: CN202121554676.7U
Authority: CN
Inventors: 陈清华; 朱卫华; 王�华
Original assignee: Jiangsu Shagang Group Co Ltd; Zhangjiagang Hongchang Steel Plate Co Ltd
Current assignee: Jiangsu Shagang Group Co Ltd; Zhangjiagang Hongchang Steel Plate Co Ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2022-02-11
Anticipated expiration: 2031-07-08

Abstract

The utility model belongs to the field of metallurgy, and particularly relates to a maintenance device of a landing crane, which comprises a base; four corners of the bottom end of the base are fixedly connected with supporting legs; the bottom ends of the supporting legs are provided with walking wheels; the middle part of the bottom end of the base is fixedly provided with an installation chamber; a driving motor is arranged in the mounting chamber; the output end of the driving motor is fixedly connected with a shaft rod, and the top end of the shaft rod penetrates through the base and extends to the top of the base; a bearing is fixedly connected with the part of the base connected with the shaft lever; a cantilever crane is fixedly connected to the top end of the shaft lever; a chain block is fixedly connected to the front end of the cantilever crane; and then the device reduces the fork truck cooperation and reduces the labour when overhauing, can also eliminate the improper incident that produces of cross operation cooperation, and this device convenient to use can improve maintenance efficiency.

Description

Maintenance device of floor traveling crane

Technical Field

The utility model relates to the field of metallurgy, in particular to a maintenance device for a landing crane.

Background

The original forklift is matched with personnel to replace the reduction gearbox or the motor, and safety accidents are easy to occur when the forklift is not matched with the personnel.

In the prior art, when a floor-type traveling crane is overhauled, a forklift and a large amount of labor are often needed, and further, a large amount of manpower and material resources are needed in the overhauling mode, and safety accidents are easy to happen due to improper matching when the forklift is used, and the overhauling efficiency is low; therefore, the maintenance device of the floor-type travelling crane is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects of the prior art and solve the problems that a forklift and a large amount of labor are often needed when a floor-type travelling crane is overhauled, a large amount of manpower and material resources are needed in the overhauling mode, safety accidents are easy to happen due to improper matching when the forklift is used, and the overhauling efficiency is low, the utility model provides the overhauling device for the floor-type travelling crane.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a maintenance device of a landing crane, which comprises a base; four corners of the bottom end of the base are fixedly connected with supporting legs; the bottom ends of the supporting legs are provided with walking wheels; the middle part of the bottom end of the base is fixedly provided with an installation chamber; a driving motor is arranged in the mounting chamber; the output end of the driving motor is fixedly connected with a shaft rod, and the top end of the shaft rod penetrates through the base and extends to the top of the base; a bearing is fixedly connected with the part of the base connected with the shaft lever; a cantilever crane is fixedly connected to the top end of the shaft lever; a chain block is fixedly connected to the front end of the cantilever crane; and then the device reduces the fork truck cooperation and reduces the labour when overhauing, can also eliminate the improper incident that produces of cross operation cooperation, and this device convenient to use can improve maintenance efficiency.

Preferably, side grooves are formed in four corners of the base; connecting rods are fixedly connected between the top end and the bottom end of the inner part of the side groove; the four connecting rods are hinged with rotating plates; a fixed sleeve is fixedly connected to one end of the rotating plate, which is far away from the motor; a T-shaped positioning pin is inserted into the fixing sleeve; the outer ring surface of the top end of the T-shaped positioning pin is provided with an external thread; the T-shaped positioning pin is connected with an internal thread ring through external threads, and the bottom end of the internal thread ring is attached to the fixing sleeve; triangular grooves are formed in the bottom ends of the T-shaped positioning pins; a fixed rod is fixedly connected between the front end and the rear end of the inner part of the triangular groove; the fixed rod is hinged with an inverted V-shaped hinge rod; two sides of the bottom end of the T-shaped positioning pin are fixedly connected with abutting rods; the device can be fixed, and the phenomenon of movement in the using process is avoided.

Preferably, matching grooves are formed in the side walls of the base; the top ends of the matching grooves far away from the corresponding connecting rod parts are provided with positioning holes; the top ends of the matching grooves far away from the corresponding connecting rod parts are provided with positioning grooves; the rotating plate can be collected and fixed.

Preferably, an inclined rod is fixedly connected to the bottom side of the front end of the cantilever crane; a sliding rod is fixedly connected to the bottom end of the inclined rod; the part of the top end of the base, which corresponds to the slide rod, is provided with a first annular groove, and the bottom end of the slide rod extends into the first annular groove and is in sliding fit with the first annular groove; the down tube can play the effect of support, avoids cantilever crane to take place deformation.

Preferably, the two sides of the bottom end of the cantilever crane are fixedly connected with inverted L-shaped support rods; a second annular groove is formed in the part, corresponding to the inverted L-shaped supporting rod, of the base, and the bottom end of the inverted L-shaped supporting rod extends into the second annular groove and is in sliding fit with the second annular groove; the function of supporting is achieved.

Preferably, a plurality of heat dissipation holes are formed in the outer side of the mounting chamber and are distributed at equal intervals; the motor is favorably cooled.

Preferably, the bottom end of the sliding rod is provided with a roller mechanism; the friction is reduced.

Preferably, the bottom ends of the inverted V-shaped hinge rods are provided with anti-skid grains; playing a role of skid resistance.

The utility model has the advantages that:

1. according to the utility model, through the structural design of the base, the supporting legs, the traveling wheels, the mounting chamber, the driving motor, the shaft lever, the bearing cantilever crane and the chain block, the matching of the forklift is reduced during maintenance of the device, the labor force is reduced, the safety accident caused by improper matching of cross operation can be eliminated, the device is convenient to use, and the maintenance efficiency can be improved;

2. according to the utility model, through the structural design of the side groove, the connecting rod, the rotating plate, the fixing sleeve, the T-shaped positioning pin, the internal thread ring, the triangular groove, the fixing rod, the inverted V-shaped hinge rod and the abutting rod, the device can be fixed by the structure, and the situation of movement in the use process is avoided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic cross-sectional view illustrating a first embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

FIG. 4 is an enlarged view of a portion of FIG. 1 at C;

FIG. 5 is a schematic perspective view of a base according to an embodiment;

fig. 6 is a schematic cross-sectional structure diagram of the second embodiment.

In the figure: 1. a base; 2. supporting legs; 3. a traveling wheel; 4. an installation chamber; 5. a drive motor; 6. a shaft lever; 7. a bearing; 8. a cantilever crane; 9. a chain block; 10. a side groove; 11. a connecting rod; 12. a rotating plate; 13. fixing the sleeve; 14. a T-shaped positioning pin; 15. an internally threaded ring; 16. a triangular groove; 17. fixing the rod; 18. an inverted V-shaped hinge rod; 19. a support rod; 20. a matching groove; 21. positioning holes; 22. positioning a groove; 23. a diagonal bar; 24. a slide bar; 25. a first annular groove; 26. an inverted L-shaped support bar; 27. a second annular groove; 28. heat dissipation holes; 29. a roller mechanism; 30. a dust screen.

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.

Example one

Referring to fig. 1-5, in the maintenance device for the floor-type traveling crane, support legs 2 are fixedly connected to four corners of the bottom end of a base 1; the bottom ends of the supporting legs 2 are provided with walking wheels 3; the middle part of the bottom end of the base 1 is fixedly connected with an installation chamber 4; a driving motor 5 is arranged in the mounting chamber 4; the output end of the driving motor 5 is fixedly connected with a shaft lever 6, and the top end of the shaft lever 6 penetrates through the base 1 and extends to the top of the base 1; a bearing 7 is fixedly connected with the part of the base 1 connected with the shaft lever 6; a cantilever crane 8 is fixedly connected to the top end of the shaft lever 6; a chain block 9 is fixedly connected to the front end of the cantilever crane 8; two sides of the bottom end of the cantilever crane 8 are fixedly connected with inverted L-shaped support rods 26; a second annular groove 27 is formed in the part, corresponding to the inverted-L-shaped support rod 26, of the base 1, and the bottom end of the inverted-L-shaped support rod 26 extends into the second annular groove 27 and is in sliding fit with the second annular groove 27; a plurality of heat dissipation holes 28 which are uniformly distributed at intervals are formed in the outer side of the mounting chamber 4; when the device works, a power supply of the driving motor 5 is switched on, at the moment, the output end of the driving motor 5 drives the shaft lever 6 to rotate through the bearing 7, the shaft lever 6 drives the cantilever crane 8 to rotate until the cantilever crane 8 rotates to the position of the reduction gearbox to be overhauled and the motor, then the reduction gearbox can be replaced through the chain block 9, the motor can also be replaced, and further the device reduces the matching of a forklift during overhauling to reduce labor force, can also eliminate safety accidents caused by improper matching of cross operation, and is convenient to use and capable of improving overhauling efficiency.

Side grooves 10 are formed in four corners of the base 1; a connecting rod 11 is fixedly connected between the top end and the bottom end of the inside of the side groove 10; the four connecting rods 11 are hinged with rotating plates 12; a fixed sleeve 13 is fixedly connected to one end of the rotating plate 12 far away from the driving motor 5; a T-shaped positioning pin 14 is inserted into the fixing sleeve 13; the outer ring surface of the top end of the T-shaped positioning pin 14 is provided with an external thread; the T-shaped positioning pin 14 is connected with an internal thread ring 15 through external threads, and the bottom end of the internal thread ring 15 is attached to the fixing sleeve 13; triangular grooves 16 are formed in the bottom ends of the T-shaped positioning pins 14; a fixing rod 17 is fixedly connected between the front end and the rear end inside the triangular groove 16; the fixed rod 17 is hinged with an inverted V-shaped hinged rod 18; two sides of the bottom end of the T-shaped positioning pin 14 are fixedly connected with abutting rods 19; the bottom ends of the inverted V-shaped hinge rods 18 are provided with anti-skid grains; during operation, in the using process, the T-shaped positioning pin 14 is inserted into the fixing sleeve 13, then the two ends of the bottom of the inverted V-shaped hinge rod 18 are broken off towards two sides until the T-shaped hinge rod is completely contacted with the abutting rod 19, the T-shaped hinge rod is enabled to be in close contact with the ground, the internal thread ring 15 is further rotated, the rotation is stopped when the bottom end of the internal thread ring 15 is tightly attached to the top end of the fixing sleeve 13, at the moment, the fixing of the device can be achieved, and the situation that the device moves in the using process is avoided.

The side walls of the base 1 are provided with matching grooves 20; the top ends of the parts, far away from the corresponding connecting rods 11, of the matching grooves 20 are provided with positioning holes 21; the top ends of the parts, far away from the corresponding connecting rods 11, of the matching grooves 20 are provided with positioning grooves 22; when the device stops using, when in operation, the rotating plate 12 is rotated to the matching groove 20, and then the T-shaped positioning pin 14 is inserted into the positioning hole 21 and the positioning groove 22, so that the rotating plate 12 can be collected and fixed.

An inclined rod 23 is fixedly connected to the bottom side of the front end of the cantilever crane 8; a sliding rod 24 is fixedly connected to the bottom end of the inclined rod 23; a first annular groove 25 is formed in the part, corresponding to the sliding rod 24, of the top end of the base 1, and the bottom end of the sliding rod 24 extends into the first annular groove 25 and is in sliding fit with the first annular groove; the bottom end of the sliding rod 24 is provided with a roller mechanism 29; during operation, the inclined rod 23 can play a supporting role, and the cantilever crane 8 is prevented from deforming.

Example two

Referring to fig. 6, in a first comparative example, as another embodiment of the present invention, a dust-proof net 30 is commonly fixed between the top end and the bottom end of the heat dissipation hole 28; in operation, external dust is prevented from entering the interior of the installation chamber 4 through the dust screen 30.

The working principle is that when the device is used, the device is moved back to a position to be overhauled, the T-shaped positioning pin 14 is inserted into the fixing sleeve 13, two ends of the bottom of the inverted V-shaped hinge rod 18 are broken to two sides until the two ends are completely contacted with the abutting rod 19, the T-shaped positioning pin is enabled to be in close contact with the ground, the internal thread ring 15 is further rotated, the rotation is stopped when the bottom end of the internal thread ring 15 is tightly attached to the top end of the fixing sleeve 13, at the moment, the device can be fixed, and the phenomenon that the device moves in the using process is avoided; further switch-on driving motor 5 power this moment, driving motor 5's output drives axostylus axostyle 6 and rotates through bearing 7 this moment, axostylus axostyle 6 drives cantilever crane 8 and rotates, stop when cantilever crane 8 rotates to the reducing gear box and the motor that wait to overhaul square going up, then can change the reducing gear box through chain block 9, also can change the motor, and then the device reduces the fork truck cooperation and reduces the labour when overhauing, can also eliminate the misappropriate incident that produces of cross operation cooperation, this device convenient to use can improve maintenance efficiency.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The utility model provides a fall to ground maintenance device of driving which characterized in that: comprises a base (1); four corners of the bottom end of the base (1) are fixedly connected with supporting legs (2); the bottom ends of the supporting legs (2) are provided with walking wheels (3); the middle part of the bottom end of the base (1) is fixedly connected with an installation chamber (4); a driving motor (5) is arranged in the mounting chamber (4); the output end of the driving motor (5) is fixedly connected with a shaft lever (6), and the top end of the shaft lever (6) penetrates through the base (1) and extends to the top of the base (1); a bearing (7) is fixedly connected with the part of the base (1) connected with the shaft lever (6); a cantilever crane (8) is fixedly connected to the top end of the shaft lever (6); a chain block (9) is fixedly connected at the front end of the cantilever crane (8).

2. A floor mounted crane maintenance device as claimed in claim 1, wherein: side grooves (10) are formed in four corners of the base (1); a connecting rod (11) is fixedly connected between the top end and the bottom end of the inside of the side groove (10); the four connecting rods (11) are hinged with rotating plates (12); a fixed sleeve (13) is fixedly connected to one end of the rotating plate (12) far away from the driving motor (5); a T-shaped positioning pin (14) is inserted into the fixing sleeve (13); the outer ring surface of the top end of the T-shaped positioning pin (14) is provided with an external thread; the T-shaped positioning pin (14) is connected with an internal thread ring (15) through external threads, and the bottom end of the internal thread ring (15) is attached to the fixing sleeve (13); triangular grooves (16) are formed in the bottom ends of the T-shaped positioning pins (14); a fixing rod (17) is fixedly connected between the front end and the rear end inside the triangular groove (16); the fixed rod (17) is hinged with an inverted V-shaped hinged rod (18); and two sides of the bottom end of the T-shaped positioning pin (14) are fixedly connected with abutting rods (19).

3. A floor mounted crane maintenance device as claimed in claim 2, wherein: the side walls of the base (1) are provided with matching grooves (20); positioning holes (21) are formed in the top ends of the parts, far away from the corresponding connecting rods (11), of the matching grooves (20); and positioning grooves (22) are formed in the top ends of the parts, far away from the corresponding connecting rods (11), of the matching grooves (20).

4. A floor mounted crane maintenance device as claimed in claim 3, wherein: an inclined rod (23) is fixedly connected to the bottom side of the front end of the cantilever crane (8); a sliding rod (24) is fixedly connected to the bottom end of the inclined rod (23); the top end of the base (1) corresponding to the sliding rod (24) is provided with a first annular groove (25), and the bottom end of the sliding rod (24) extends into the first annular groove (25) and is in sliding fit with the first annular groove.

5. A floor mounted crane maintenance device as claimed in claim 4, wherein: two sides of the bottom end of the cantilever crane (8) are fixedly connected with inverted L-shaped support rods (26); the base (1) is provided with a second annular groove (27) corresponding to the part of the inverted L-shaped support rod (26), and the bottom end of the inverted L-shaped support rod (26) extends into the second annular groove (27) and is in sliding fit with the second annular groove.

6. A floor mounted crane maintenance device as claimed in claim 5, wherein: a plurality of radiating holes (28) which are uniformly distributed at intervals are formed in the outer side of the mounting chamber (4).

7. A floor mounted crane maintenance device as claimed in claim 6, wherein: and a roller mechanism (29) is installed at the bottom end of the sliding rod (24).

8. A floor mounted crane maintenance device as claimed in claim 7, wherein: the bottom of the inverted V-shaped hinge rod (18) is provided with anti-skid grains.