CN214299019U

CN214299019U - Anti-toppling device of tower crane

Info

Publication number: CN214299019U
Application number: CN202023125671.0U
Authority: CN
Inventors: 张景永
Original assignee: Jinan Hengqi Construction Machinery Co Ltd
Current assignee: Jinan Hengqi Construction Machinery Co Ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-09-28
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses a tower crane anti-overturning device, comprising a tower body, four tripods of surface symmetry fixedly connected with of tower body, four the tripod is kept away from the equal fixedly connected with connecting rod of tower body one side center department, four the equal fixedly connected with ring of one end of tripod is kept away from to the connecting rod, four the hook has all been cup jointed to the ring, four the equal fixedly connected with wire rope of one end of ring is kept away from to the hook. The utility model discloses in, through motor, inclination sensor, pivot, runner, wire rope and the tripod that sets up, inclination sensor can respond to the tower body and whether take place the slope, mutually supports the pylon that can stabilize between motor, pivot, runner, wire rope and the tripod, when one side takes place the slope, other three sides can in time take-up firm, prevent to empty, effectively avoid the pylon to collapse and cause danger, increased the security that the pylon used.

Description

Anti-toppling device of tower crane

Technical Field

The utility model relates to a hoist technical field especially relates to a tower crane anti-overturning device.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. Also known as crown blocks, navigation cranes and cranes. The tire crane is mainly characterized in that: the traveling cab and the crane control cab are integrated into a whole and are formed by evolving a crawler crane (crawler crane), a crawler and a traveling support part of a traveling mechanism are changed into a chassis with tires, the defect that a crawler plate of the crawler crane (crawler crane) damages a road surface is overcome, and the material handling machine belongs to material handling machinery. The hoisting equipment has the working characteristics of intermittent movement, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle alternately work, so that the development and the use of the crane on the market are more and more extensive. The crane is matched with steel wire ropes of various types including phosphated coating steel wire ropes, galvanized steel wire ropes and smooth steel wire ropes;

the existing tower crane can bear a large amount of loads such as load moment, impact load in the loading and unloading process, wind load and the like in the hoisting operation process. When the load exceeds the bearing range of the tower body, particularly under the condition of no building attachment, the tower body can incline, so that the whole tower frame collapses, a great accident is caused, and the personal and property safety is endangered.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an anti-tipping device of a tower crane.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an anti-toppling device of a tower crane comprises a tower body, wherein four tripods are symmetrically and fixedly connected to the outer surface of the tower body, connecting rods are fixedly connected to the centers of the four tripods far away from one side of the tower body, one ends of the four connecting rods far away from the tripods are fixedly connected with rings, hooks are sleeved on the four rings, one ends of the four hooks far away from the rings are fixedly connected with steel wire ropes, one ends of the four steel wire ropes far away from the tripods are hinged with rotating wheels, rotating shafts are sleeved on the inner surfaces of the rotating wheels, four bases are symmetrically arranged on the outer surface of the tower body, mounting seats are fixedly connected to the tops of the four bases, the rotating shafts are located in grooves of the mounting seats, the four rotating shafts vertically penetrate through the inner side walls of the mounting seats and extend to the outer surfaces, and first motors are arranged on one side of the outer surfaces of the four mounting seats, and the driving end of the first motor is fixedly connected with the rotating shaft, the four outer surfaces of the bases are symmetrically and fixedly connected with connecting plates, the eight top parts of the connecting plates are symmetrically and fixedly connected with vertical plates, the four fixing plates are symmetrically and fixedly connected to the bottom of the outer surface of the tower body, and one side, close to the tower body, of the top parts of the four fixing plates is provided with an inclination angle sensor.

As a further description of the above technical solution:

four the equal fixedly connected with bracing piece in bottom of base, four the equal fixedly connected with ring flange in bottom of bracing piece.

As a further description of the above technical solution:

four the equal symmetry fixedly connected with a plurality of installation pieces of one end that the tripod is close to the tower body, it is a plurality of be connected with the bolt jointly between installation piece and the tower body, it is a plurality of the equal threaded connection of installation piece one end has the nut to be kept away from to the bolt.

As a further description of the above technical solution:

and a weighting block is arranged between the adjacent vertical plates.

As a further description of the above technical solution:

the opening part of four the hook all articulates there is one-way baffle, four there is the torsional spring through pin fixedly connected with one-way baffle and the articulated department of hook.

As a further description of the above technical solution:

and the outer surface of the steel wire rope is coated with a phosphating coating.

The utility model discloses following beneficial effect has:

this anti-toppling device of tower crane, through the motor that sets up, inclination sensor, pivot, runner, wire rope and tripod, inclination sensor can respond to whether the tower body takes place to incline, and the pylon that can stabilize is mutually supported between motor, pivot, runner, wire rope and the tripod, and when one side took place to incline, other three sides can in time take-up firm, prevent to empty, effectively avoid the pylon to collapse and cause danger, increased the security that the pylon used.

Drawings

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

FIG. 2 is a view of the motor and the runner of the present invention;

fig. 3 is a schematic view of the connection between the tripod and the tower body of the present invention;

fig. 4 is a schematic view of the hook and the ring of the present invention.

Illustration of the drawings:

1. a tower body; 2. a tripod; 3. a wire rope; 4. a connecting plate; 5. a base; 6. a flange plate; 7. a weighting block; 8. a fixing plate; 9. a tilt sensor; 10. a vertical plate; 11. a support bar; 12. a rotating wheel; 13. A mounting seat; 14. mounting a sheet; 15. a bolt; 16. a nut; 17. a connecting rod; 18. a circular ring; 19. A torsion spring; 20. a hook; 21. a one-way baffle; 22. a motor; 23. a rotating shaft.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: an anti-toppling device of a tower crane comprises a tower body 1, wherein four tripods 2 are symmetrically and fixedly connected to the outer surface of the tower body 1, connecting rods 17 are fixedly connected to the centers of the sides, away from the tower body, of the four tripods 2, one ends, away from the tripods 2, of the four connecting rods 17 are fixedly connected with rings 18, hooks 20 are sleeved on the four rings 18, steel wire ropes 3 are fixedly connected to the ends, away from the rings 18, of the four hooks 20, one ends, away from the tripods 2, of the four steel wire ropes 3 are hinged to rotating wheels 12, rotating shafts 23 are sleeved on the inner surfaces of the four rotating wheels 12, four bases 5 are symmetrically arranged on the outer surface of the tower body 1, mounting bases 13 are fixedly connected to the tops of the four bases 5, the rotating shafts 23 are located in grooves of the mounting bases 13, the four rotating shafts 23 vertically penetrate through the inner side walls of the mounting bases 13 and extend to the outer surface, first motors 22 are arranged on one sides of the outer surfaces of the four mounting bases 13, and fixed connection between the drive end of first motor 22 and pivot 23, the equal symmetry fixedly connected with connecting plate 4 of the surface of four bases 5, the equal symmetry fixedly connected with riser 10 in top of eight connecting plates 4, four fixed plates 8 of the outer surface bottom symmetry fixedly connected with of tower body 1, one side that the top of four fixed plates 8 is close to tower body 1 all is equipped with inclination sensor 9.

The bottom parts of the four bases 5 are fixedly connected with the supporting rods 11, and the bottom parts of the four supporting rods 11 are fixedly connected with the flange plates 6, so that the stability of the bases 5 can be improved; one ends of the four tripods 2 close to the tower body 1 are symmetrically and fixedly connected with a plurality of mounting pieces 14, bolts 15 are commonly connected between the mounting pieces 14 and the tower body 1, and nuts 16 are in threaded connection at one ends of the bolts 15 far away from the mounting pieces 14, so that the tripods 2 can be conveniently mounted; a weight 7 is arranged between the adjacent vertical plates 10, so that the stability can be effectively improved by increasing the weight; the opening parts of the four hooks 20 are hinged with one-way baffles 21, and the hinged parts of the four one-way baffles 21 and the hooks 20 are fixedly connected with torsion springs 19 through pins to prevent the hooks 20 from being separated from the circular ring 18; the outer surface of the steel wire rope 3 is coated with a phosphating coating, so that the fatigue life of the steel wire rope 3 can be prolonged.

The working principle is as follows: when using the anti-overturning device of tower crane, at first bury ring flange 6 in the underground, then add weight 7 between riser 10, rethread bolt 15 and nut 16 are with fixed connection between tripod 2 and the tower body 1, then be connected hook 20 and ring 18, thereby let wire rope 3 be connected with tripod 2, ground motor 22 begins to start, drive pivot 23 and runner 12 and rotate, thereby taut wire rope 3, when tower body 1 inclines to one side, inclination sensor 9 sends the signal to corresponding one side motor 22, motor 22 starts, increase the pulling force of corresponding one side wire rope 3, prevent toppling over.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a tower crane anti-overturning device, includes tower body (1), its characterized in that: the outer surface of the tower body (1) is symmetrically and fixedly connected with four tripods (2), the center of one side, away from the tower body, of each tripod (2) is fixedly connected with a connecting rod (17), one ends, away from the tripods (2), of the connecting rods (17) are fixedly connected with rings (18), the four rings (18) are sleeved with hooks (20), one ends, away from the rings (18), of the four hooks (20) are fixedly connected with steel wire ropes (3), one ends, away from the tripods (2), of the four steel wire ropes (3) are hinged with rotating wheels (12), rotating shafts (23) are sleeved on the inner surfaces of the four rotating wheels (12), the outer surface of the tower body (1) is symmetrically provided with four bases (5), the tops of the four bases (5) are fixedly connected with mounting seats (13), and the rotating shafts (23) are located in grooves of the mounting seats (13), four the inside wall that pivot (23) all run through mount pad (13) perpendicularly extends to the surface, four surface one side of mount pad (13) all is equipped with first motor (22), and fixed connection between the drive end of first motor (22) and pivot (23), four the equal symmetry fixedly connected with connecting plate (4) of surface of base (5), eight the equal symmetry fixedly connected with riser (10) in top of connecting plate (4), four fixed plate (8), four of the surface bottom symmetry fixedly connected with of tower body (1) the top of fixed plate (8) is close to one side of tower body (1) and all is equipped with inclination sensor (9).

2. The anti-tipping device of the tower crane according to claim 1, wherein: four the equal fixedly connected with bracing piece (11) in bottom of base (5), four the equal fixedly connected with ring flange (6) in bottom of bracing piece (11).

3. The anti-tipping device of the tower crane according to claim 1, wherein: four equal symmetry fixedly connected with a plurality of installation pieces (14) of one end that tripod (2) are close to tower body (1), it is a plurality of be connected with bolt (15) between installation piece (14) and tower body (1) jointly, it is a plurality of the equal threaded connection of installation piece (14) one end has nut (16) is kept away from in bolt (15).

4. The anti-tipping device of the tower crane according to claim 1, wherein: and a weighting block (7) is arranged between the adjacent vertical plates (10).

5. The anti-tipping device of the tower crane according to claim 1, wherein: four the opening part of hook (20) all articulates there is one-way baffle (21), four the articulated department of one-way baffle (21) and hook (20) is through pin fixedly connected with torsional spring (19).

6. The anti-tipping device of the tower crane according to claim 1, wherein: the outer surface of the steel wire rope (3) is coated with a phosphating coating.