CN214087447U - Tower crane counterweight balancing device - Google Patents

Tower crane counterweight balancing device Download PDF

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Publication number
CN214087447U
CN214087447U CN202023125751.6U CN202023125751U CN214087447U CN 214087447 U CN214087447 U CN 214087447U CN 202023125751 U CN202023125751 U CN 202023125751U CN 214087447 U CN214087447 U CN 214087447U
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China
Prior art keywords
motor
fixedly connected
tower crane
pulley
take
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CN202023125751.6U
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Chinese (zh)
Inventor
张景永
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Jinan Hengqi Construction Machinery Co Ltd
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Jinan Hengqi Construction Machinery Co Ltd
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Abstract

The utility model discloses a tower crane counter weight balancing unit, including the pole setting, one side of pole setting is rotated and is connected with the balance arm, the one end fixedly connected with davit of balance arm, the inside of pole setting is provided with the cockpit, one side fixedly connected with motor platform of pole setting, motor platform's top fixedly connected with motor group, the first motor of inner wall fixedly connected with of balance arm, the drive end fixedly connected with rocker of first motor, the one end of rocker is rotated and is connected with branch, connecting rod, the one end of branch is rotated and is connected with the gag lever post, the gag lever post rotates with the balance arm and is connected. The utility model discloses in, be provided with balancing weight, first motor, rocker, branch and gag lever post that take the recess and can keep dynamic balance all the time at the in-process that lifts by crane the heavy object, the steadiness of tower crane is promoted.

Description

Tower crane counterweight balancing device
Technical Field
The utility model relates to a construction field especially relates to a tower crane counter weight balancing unit.
Background
The tower crane is the most common hoisting equipment on the construction site, also called tower crane, and is used for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction by the extension (height) of one section and one section (called standard section for short). The tower crane is an indispensable device on a construction site.
Along with the development of science and technology, more and more new technique and instrument are used for the building trade, the building tower crane is one of important instrument in the construction, the height of building tower crane is generally than higher, lead to the stability of tower crane self not good, and the equilibrium at top is also not good, current tower crane is simply being provided with the balancing weight, at present, the balancing weight is all fixed, when lifting by crane the heavy object, the balance is not good to be mastered, because the building tower crane can drop different heavy objects, lead to the poor regulation and control of balance, it is dangerous in the use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a tower crane counterweight balancing device.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a tower crane counter weight balancing unit, includes the pole setting, one side of pole setting is rotated and is connected with the balance arm, the one end fixedly connected with davit of balance arm, the inside of pole setting is provided with the cockpit, one side fixedly connected with motor platform of pole setting, motor platform's top fixedly connected with motor assembly, the first motor of inner wall fixedly connected with of balance arm, the drive end fixedly connected with rocker of first motor, the one end of rocker is rotated and is connected with branch, connecting rod, the one end of branch is rotated and is connected with the gag lever post, the gag lever post rotates with the balance arm to be connected, one side of branch is close to the department of bending and rotates and is connected with the shifting block, the top fixedly connected with arch of shifting block, the inside sliding connection of balance arm has the balancing weight.
As a further description of the above technical solution:
the inner part of the balancing weight is provided with a groove, and the shape of the groove is the same as that of the bulge.
As a further description of the above technical solution:
the motor group comprises a second motor and a third motor, a first take-up pulley is fixedly connected with a driving end of the second motor, a long rope is fixedly connected with the outer surface of the first take-up pulley, a second take-up pulley is fixedly connected with a driving end of the third motor, a short rope is fixedly connected with the outer surface of the second take-up pulley, a sliding block is slidably connected with the inner bottom wall of the suspension arm, a pulley is rotatably connected with the edge of the top end of the sliding block, one side of the sliding block is fixedly connected with the short rope, and the outer surface of the pulley is sleeved with the long rope.
As a further description of the above technical solution:
the supporting rod is L-shaped.
As a further description of the above technical solution:
and a rotating shaft is arranged at the contact position of the suspension arm and the long rope and the short rope.
As a further description of the above technical solution:
the inside of davit has the groove, the shifting block is in the inslot.
The utility model discloses following beneficial effect has: a tower crane counterweight balancing device is provided with a counterweight block with a groove, a first motor, a rocker, a support rod and a limiting rod, wherein the position of the counterweight block needs to be adjusted when a heavy object is hoisted by a suspension arm, so that the tower crane can keep a balanced state by changing torque, the rocker is driven to rotate by rotating the drive end of the first motor, the support rod is driven to rotate, the support rod moves upwards to match a lug with the groove, the counterweight block is moved, the torque generated by the counterweight block is changed to reestablish balance, and the whole balance of the tower crane is ensured not to collapse.
The first take-up pulley and the cooperation of second motor that set up use long rope to hoist the object, and rethread third motor drive end rotates the second take-up pulley and then drives the slider with the short rope and slide, just so can remove the object, and the cooperation through first take-up pulley and second take-up pulley removes object level and vertical direction, and the rotation of deuterogamying davit self can be transferred the object to suitable position.
Drawings
Fig. 1 is a front view of a tower crane counterweight balancing device provided by the utility model;
fig. 2 is a cross-sectional view of a boom of the tower crane counterweight balancing apparatus provided by the present invention;
FIG. 3 is an enlarged view of the counterweight balancing device of the tower crane at the position A;
fig. 4 is the utility model provides a tower crane counter weight balancing unit's motor group schematic diagram.
Illustration of the drawings:
1. erecting a rod; 2. a balance arm; 3. a suspension arm; 4. a cockpit; 5. a motor platform; 6. a motor unit; 7. short ropes; 8. a long rope; 9. a slider; 10. a pulley; 11. a balancing weight; 12. shifting blocks; 13. a protrusion; 14. a groove; 15. a first motor; 16. a rocker; 17. a strut; 18. a limiting rod; 19. a connecting rod; 601. a second motor; 602. a first take-up pulley; 603. a third motor; 604. a second take-up pulley.
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: a tower crane counterweight balancing device comprises a vertical rod 1, one side of the vertical rod 1 is rotatably connected with a balancing arm 2, one end of the balancing arm 2 is fixedly connected with a suspension arm 3, a cockpit 4 is arranged inside the vertical rod 1, one side of the vertical rod 1 is fixedly connected with a motor platform 5, the top end of the motor platform 5 is fixedly connected with a motor set 6, the inner wall of the balancing arm 2 is fixedly connected with a first motor 15, the driving end of the first motor 15 is fixedly connected with a rocker 16, one end of the rocker 16 is rotatably connected with a supporting rod 17 and a connecting rod 19, one end of the supporting rod 17 is rotatably connected with a limiting rod 18, the limiting rod 18 is rotatably connected with the balancing arm 2, one side of the supporting rod 17 is rotatably connected with a shifting block 12 close to a bending part, the top end of the shifting block 12 is fixedly connected with a bulge 13, the inside of the balancing arm 2 is slidably connected with a, branch 17 rotates and drives shifting block 12 to remove, and shifting block 12 moves upwards and removes at the horizontal direction with protruding 13 and recess 14 cooperation back, just so can be with the position adjustment of balancing weight 11, makes davit 3 and balance arm 2 keep balance, has promoted the security of tower crane.
The inner part of the balancing weight 11 is provided with a groove 14, the shape of the groove 14 is the same as that of the bulge 13, the bulge 13 is inserted into the groove 14 to jack up the balancing weight 11, and the balancing weight 11 is moved to change the position, so that the balancing weight is kept balanced.
The motor group 6 is second motor 601, third motor 603 constitutes, the first take-up pulley 602 of drive end fixedly connected with of second motor 601, the outer fixed surface of first take-up pulley 602 is connected with long rope 8, the drive end fixedly connected with second take-up pulley 604 of third motor 603, the outer fixed surface of second take-up pulley 604 is connected with short rope 7, the inner diapire sliding connection of davit 3 has slider 9, the top edge of slider 9 rotates and is connected with pulley 10, one side and short rope 7 fixed connection of slider 9, the outer surface and the long rope 8 of pulley 10 cup joint, the drive end of second motor 601 rotates and drives first take-up pulley 602 to rotate and packs up long rope 8 and hoist the heavy object, the drive end of third motor 603 rotates and drives slider 9 to remove with the heavy object horizontal direction removal.
The supporting rod 17 is L-shaped, and can drive the bulge 13 to jack up the balancing weight 11 and move.
The contact part of the suspension arm 3, the long rope 8 and the short rope 7 is provided with a rotating shaft, so that the friction is reduced, and the service life is prolonged.
The inside of the suspension arm 3 is provided with a groove, and the shifting block 12 is arranged in the groove, so that the displacement of the shifting block 12 is limited and the stability is kept.
The working principle is as follows: when the tower crane counterweight balancing device is used, a heavy object is grabbed by a long rope 8, a driving end of a second motor 601 rotates to drive a first take-up pulley 602 to rotate so as to take up the long rope 8 and hoist the heavy object, after the heavy object is hoisted, the driving end of the third motor 603 rotates to retract the short rope 7, the short rope 7 slides the sliding block 9, so that the heavy object can be lifted in the horizontal direction, meanwhile, the suspension arm 3 is arranged obliquely, so that the situation that a heavy object is shaken and pounded to the cockpit 4 when the heavy object rises to the highest position can be avoided, when the heavy object is lifted, the driving end of the first motor 15 starts to rotate to drive the rocker 16 to rotate, the rocker 16 rotates the supporting rod 17 to start to rotate, the shifting block 12 moves upwards and then moves horizontally by matching with the limiting rod 18 which is connected in a rotating mode, the bulge 13 is inserted into the groove 14 to move the shifting block 12 in the upward moving process, by changing the position of the balancing weight 11 and changing the moment to establish dynamic balance, the imbalance of the tower crane can be avoided from collapsing.
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 (6)

1. The utility model provides a tower crane counter weight balancing unit, includes pole setting (1), its characterized in that: one side of the upright rod (1) is rotatably connected with a balance arm (2), one end of the balance arm (2) is fixedly connected with a suspension arm (3), a cockpit (4) is arranged inside the upright rod (1), one side of the upright rod (1) is fixedly connected with a motor platform (5), the top end of the motor platform (5) is fixedly connected with a motor set (6), the inner wall of the balance arm (2) is fixedly connected with a first motor (15), the driving end of the first motor (15) is fixedly connected with a rocker (16), one end of the rocker (16) is rotatably connected with a supporting rod (17) and a connecting rod (19), one end of the supporting rod (17) is rotatably connected with a limiting rod (18), the limiting rod (18) is rotatably connected with the balance arm (2), one side of the supporting rod (17) is rotatably connected with a shifting block (12) near a bending part, and the top end of the shifting block (12) is fixedly connected with a bulge (13), the balance arm (2) is connected with a balancing weight (11) in a sliding manner.
2. The tower crane counterweight balancing device of claim 1, characterized in that: a groove (14) is formed in the balancing weight (11), and the shape of the groove (14) is the same as that of the protrusion (13).
3. The tower crane counterweight balancing device of claim 1, characterized in that: the utility model discloses a take-up pulley, including motor group (6), motor group (601), third motor (603), the first take-up pulley (602) of drive end fixedly connected with of second motor (601), the outer fixed surface of first take-up pulley (602) is connected with long rope (8), the drive end fixedly connected with second take-up pulley (604) of third motor (603), the outer fixed surface of second take-up pulley (604) is connected with short rope (7), the inner diapire sliding connection of davit (3) has slider (9), the top edge of slider (9) rotates and is connected with pulley (10), one side and short rope (7) fixed connection of slider (9), the surface and the long rope (8) of pulley (10) cup joint.
4. The tower crane counterweight balancing device of claim 1, characterized in that: the supporting rod (17) is L-shaped.
5. The tower crane counterweight balancing device of claim 1, characterized in that: and a rotating shaft is arranged at the contact position of the suspension arm (3) and the long rope (8) and the short rope (7).
6. The tower crane counterweight balancing device of claim 1, characterized in that: the inside of the suspension arm (3) is provided with a groove, and the shifting block (12) is arranged in the groove.
CN202023125751.6U 2020-12-23 2020-12-23 Tower crane counterweight balancing device Active CN214087447U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023125751.6U CN214087447U (en) 2020-12-23 2020-12-23 Tower crane counterweight balancing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023125751.6U CN214087447U (en) 2020-12-23 2020-12-23 Tower crane counterweight balancing device

Publications (1)

Publication Number Publication Date
CN214087447U true CN214087447U (en) 2021-08-31

Family

ID=77431496

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202023125751.6U Active CN214087447U (en) 2020-12-23 2020-12-23 Tower crane counterweight balancing device

Country Status (1)

Country Link
CN (1) CN214087447U (en)

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