CN217126646U - Safety protection structure for tower crane - Google Patents

Abstract

The utility model discloses a safety protection structure for tower machine, include: a connecting plate and No. two connecting plates, No. two connecting plates are kept away from the equal fixedly connected with motor in one side both ends of a connecting plate, the equal fixedly connected with lifting rope axle of output of a motor, and two lifting rope axles run through No. two connecting plates and peg graft to the inboard both ends of a connecting plate, and the epaxial lifting rope that has all wound up of lifting rope, and the equal fixedly connected with lifting hook of lower extreme of lifting rope, the utility model has the advantages of it is following: by arranging the adjustable lifting rope, when two ends of the material are unbalanced, the lifting ropes at the two ends are unreeled or reeled, the position of the lifting hook at the lower end of the corresponding lifting rope can be adjusted, the adjustment is convenient and simple, and the lifting safety is improved; through setting up stop gear, utilize stop gear can make a connecting plate and No. two connecting plates separation, can be convenient for take off the lifting rope from the lifting rope axle, also make things convenient for quick cover with new lifting rope circle on the lifting rope axle.

Description

Safety protection structure for tower crane

Technical Field

The utility model relates to a tower machine equipment technical field, concretely relates to safety protection structure for tower machine.

Background

The tower crane is a tower crane, is indispensable equipment in building construction, is equipped with the swing arm on its main part tower body, can be used to the lifting transportation of building material, has improved the progress of building construction greatly.

Under the prior art, when the tower crane transports building materials, the materials are hung on a lifting hook of the tower crane, the phenomenon that two sides are not balanced and inclined easily occurs during the hoisting of some materials, and the safety protection structure for the tower crane is needed to ensure the stability of the two sides during the hoisting of the materials.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is that when the tower machine carries out building material's transportation, the material hangs on the lifting hook of tower machine, appears the phenomenon of the uneven slope in both sides easily when some material handling, has very big potential safety hazard, provides a safety protection structure for the tower machine for this reason.

The utility model provides a technical scheme that technical problem adopted is: a tower machine safety protection structure, it includes: a connecting plate and connecting plate No. two, the equal fixedly connected with in one side both ends of a connecting plate is kept away from to connecting plate No. two, the equal fixedly connected with lifting rope axle of output of a motor, two the lifting rope axle runs through connecting plate No. two and pegs graft to the inboard both ends of a connecting plate, the epaxial lifting rope that has all wound up of lifting rope, and the equal fixedly connected with lifting hook of lower extreme of lifting rope, when the both ends of material are unbalanced, open corresponding motor, drive the lifting rope axle and rotate for the lifting rope unreels or the rolling, and the lifting hook position of adjustable corresponding lifting rope lower extreme stops adjusting when the both ends that the material was hung are balanced, adjusts convenient simple.

Preferably, the connecting shafts are installed on one sides, away from each other, of the two lifting rope shafts between the first connecting plate and the second connecting plate, the same ends of the connecting shafts are fixedly connected to the two ends of the inner side of the second connecting plate respectively, the other ends of the connecting shafts penetrate through the two ends of the first connecting plate respectively, cables are fixedly connected to the middle of the upper ends of the connecting shafts, the first connecting plate and the second connecting plate can be hung on the lifting arm through the cables, and transportation is facilitated.

Preferably, the outer side of the first connecting plate is provided with a limiting mechanism, the limiting mechanism comprises a second motor, the second motor is fixedly connected to the middle part of the outer side of the first connecting plate, two ends of the second motor are fixedly connected with screw rods, the surface thread directions of the two screw rods are opposite, the surfaces of the two screw rods are both in threaded connection with movable sleeve rods, one ends of the two movable sleeve rods, which are far away from each other, are inserted into end jacks of the two connecting shafts, a second motor of the limiting mechanism is turned on to drive the screw rods at the two ends to rotate, the two movable loop bars are driven to relatively approach until the end parts of the two movable loop bars are separated from the insertion holes of the connecting shaft, the first connecting plate can be pulled to ensure that the two ends of the first connecting plate are separated from being inserted with the two connecting shafts, the first connecting plate and the second connecting plate can be separated, and the lifting rope can be taken down from the lifting rope shaft conveniently.

Preferably, the equal fixedly connected with montant in downside middle part of removing the loop bar, the outside lower part of connecting plate is along length direction fixedly connected with horizontal pole, the cross slot has all been seted up to the upper end both sides of horizontal pole, every the equal sliding connection in corresponding cross slot in lower part of montant, because the montant receives the spacing of cross slot for remove the loop bar and keep horizontal migration.

The utility model has the advantages of it is following:

by arranging the adjustable lifting rope, when two ends of the material are unbalanced, the lifting ropes at the two ends are unreeled or reeled, the position of the lifting hook at the lower end of the corresponding lifting rope can be adjusted, the adjustment is convenient and simple, and the lifting safety is improved; through setting up stop gear, utilize stop gear can make a connecting plate and No. two connecting plates separation, can be convenient for take off the lifting rope from the lifting rope axle, also make things convenient for quick cover with new lifting rope circle on the lifting rope axle.

Drawings

Fig. 1 is a schematic front view of a safety protection structure for a tower crane according to a preferred embodiment of the present invention;

fig. 2 is a schematic rear view of a safety protection structure for a tower crane according to a preferred embodiment of the present invention;

fig. 3 is a schematic view of a splitting structure of a safety protection structure for a tower crane according to an embodiment of the present invention.

Description of reference numerals: 1. a first connecting plate; 2. a second connecting plate; 3. a first motor; 4. a hoist rope shaft; 5. a lifting rope; 6. a connecting shaft; 7. a cable; 8. a limiting mechanism; 81. a second motor; 82. a screw rod; 83. moving the loop bar; 84. a vertical rod; 85. a transverse groove; 86. a cross bar.

Detailed Description

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings. 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. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

Examples

As shown in fig. 1-3, a safety protection structure for tower crane includes a first connecting plate 1 and a second connecting plate 2, a first motor 3 is fixedly connected to both ends of one side of the second connecting plate 2 away from the first connecting plate 1, a lifting rope shaft 4 is fixedly connected to an output end of the first motor 3, the two lifting rope shafts 4 penetrate through the second connecting plate 2 and are inserted into both ends of the inner side of the first connecting plate 1, lifting ropes 5 are wound around the lifting rope shafts 4, lifting hooks are fixedly connected to lower ends of the lifting ropes 5, when two ends of a material are unbalanced, the corresponding first motor 3 is opened to drive the lifting rope shafts 4 to rotate, so that the lifting ropes 5 are unwound or wound, the positions of the lifting hooks at the lower ends of the corresponding lifting ropes 5 can be adjusted, adjustment is stopped when the two ends of the material are balanced, and adjustment is convenient and simple.

Wherein, for the convenience connect No. 1 connecting plate and No. 2 connecting plate on the tower machine davit, connecting axle 6 is all installed to the one side that just is located two sling axle 4 and keeps away from each other between No. 1 connecting plate and No. 2 connecting plate, the same end difference fixed connection in the inboard both ends of No. 2 connecting plates of two connecting axles 6, the other end of two connecting axles 6 runs through the both ends of a connecting plate 1 respectively, the equal fixedly connected with cable 7 in upper end middle part of connecting axle 6, can hang No. 1 connecting plate and No. 2 connecting plate on the davit through cable 7, be convenient for transport.

In order to facilitate the replacement of the lifting rope 5, a limiting mechanism 8 is arranged on the outer side of the first connecting plate 1, the limiting mechanism 8 comprises a second motor 81, the second motor 81 is fixedly connected to the middle part of the outer side of the first connecting plate 1, lead screws 82 are fixedly connected to both ends of the second motor 81, the surface thread directions of the two lead screws 82 are opposite, movable loop bars 83 are respectively in threaded connection with the surfaces of the two lead screws 82, the mutually-far ends of the two movable loop bars 83 are inserted into end jacks of the two connecting shafts 6, when the lifting rope 5 needs to be replaced, the second motor 81 of the limiting mechanism 8 can be opened to drive the lead screws 82 at both ends to rotate, the two movable loop bars 83 are driven to relatively approach, until the end parts of the two movable loop bars 83 are separated from the jacks of the connecting shafts 6, the first connecting plate 1 can be pulled, so that both ends of the first connecting plate 1 are separated from the insertion connection with the two connecting shafts 6, so that the first connecting plate 1 and the second connecting plate 2 can be separated, and the lifting rope 5 can be conveniently taken down from the lifting rope shaft 4.

Wherein, in order to guarantee to remove loop bar 83 horizontal migration, remove the equal fixedly connected with montant 84 in downside middle part of loop bar 83, the outside lower part of a connecting plate 1 along length direction fixedly connected with horizontal pole 86, horizontal groove 85 has all been seted up to the upper end both sides of horizontal pole 86, the equal sliding connection in corresponding horizontal groove 85 in lower part of every montant 84. When the movable sleeve rod 83 moves, the vertical rod 84 is limited by the transverse groove 85, so that the movable sleeve rod 83 keeps moving horizontally.

The working principle is as follows: when the tower crane is used for hoisting, two ends of a material are hung on two lifting hooks, when the two ends of the material are unbalanced, the lengths of the lifting ropes 5 on the two sides can be adjusted, the corresponding first motor 3 is turned on during adjustment to drive the lifting rope shaft 4 to rotate, so that the lifting ropes 5 are unreeled or reeled, the positions of the lifting hooks at the lower ends of the corresponding lifting ropes 5 can be adjusted, the adjustment is stopped until the two ends of the material to be hoisted are balanced, when the lifting ropes 5 are worn and a new lifting rope 5 needs to be replaced, the second motor 81 of the limiting mechanism 8 can be turned on to drive the screw rods 82 at the two ends to rotate, so that the two movable loop bars 83 are driven to relatively approach until the end parts of the two movable loop bars 83 are separated from the jacks of the connecting shaft 6, the first connecting plate 1 can be pulled, the two ends of the first connecting plate 1 are separated from the two connecting shafts 6, the first connecting plate 1 and the second connecting plate 2 can be separated, the lifting ropes 5 can be conveniently taken down from the lifting rope shaft 4, and a new loop of the lifting rope 5 is conveniently and quickly sleeved on the lifting rope shaft 4.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Other parts not described in detail in the present invention belong to the prior art, and are not described herein again.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (4)

1. A tower machine safety protection structure includes: a connecting plate (1) and No. two connecting plates (2), its characterized in that, No. two equal fixedly connected with in one side both ends of keeping away from a connecting plate (1) motor (3) for No. two connecting plates (2), the equal fixedly connected with of output of a motor (3) hangs rope shaft (4), two hang rope shaft (4) run through No. two connecting plates (2) and peg graft to the inboard both ends of a connecting plate (1), hang rope shaft (4) and go up all around having twined lifting rope (5), and the equal fixedly connected with lifting hook of lower extreme of lifting rope (5).

2. The safety protection structure for the tower crane according to claim 1, characterized in that connecting shafts (6) are mounted between the first connecting plate (1) and the second connecting plate (2) and on the sides, away from each other, of the two lifting rope shafts (4), the same ends of the two connecting shafts (6) are fixedly connected to the two ends of the inner side of the second connecting plate (2), the other ends of the two connecting shafts (6) penetrate through the two ends of the first connecting plate (1), and cables (7) are fixedly connected to the middle parts of the upper ends of the connecting shafts (6).

3. The safety protection structure for the tower crane according to claim 1, characterized in that a limiting mechanism (8) is arranged on the outer side of the first connecting plate (1), the limiting mechanism (8) comprises a second motor (81), the second motor (81) is fixedly connected to the middle of the outer side of the first connecting plate (1), lead screws (82) are fixedly connected to two ends of the second motor (81), the surface thread directions of the two lead screws (82) are opposite, moving loop bars (83) are in threaded connection with the surfaces of the two lead screws (82), and one ends of the two moving loop bars (83), which are far away from each other, are inserted into end jacks of the two connecting shafts (6).

4. The safety protection structure for the tower crane according to claim 3, wherein vertical rods (84) are fixedly connected to the middle of the lower side of the movable sleeve rod (83), a cross rod (86) is fixedly connected to the lower portion of the outer side of the first connecting plate (1) along the length direction, transverse grooves (85) are formed in two sides of the upper end of the cross rod (86), and the lower portion of each vertical rod (84) is slidably connected to the corresponding transverse groove (85).

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