CN220283383U - Rope breakage anti-falling device for tower crane lifting hook - Google Patents
Rope breakage anti-falling device for tower crane lifting hook Download PDFInfo
- Publication number
- CN220283383U CN220283383U CN202321884697.4U CN202321884697U CN220283383U CN 220283383 U CN220283383 U CN 220283383U CN 202321884697 U CN202321884697 U CN 202321884697U CN 220283383 U CN220283383 U CN 220283383U
- Authority
- CN
- China
- Prior art keywords
- steel
- rope
- lifting hook
- transverse plate
- fixedly connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 181
- 239000010959 steel Substances 0.000 claims abstract description 181
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model relates to the technical field of tower cranes, in particular to a rope breakage anti-falling device for a tower crane lifting hook, which comprises a first roller shaft and a second roller shaft, wherein a first steel rope is arranged in the first roller shaft, a second steel rope is arranged in the second roller shaft, a transverse plate is fixedly connected to the outer surface of the second steel rope, which is close to the bottom, a lifting hook is fixedly connected to the bottom end of the second steel rope, a vertical rod is fixedly connected to one side of the lifting hook, which is close to the second steel rope, a steel wire is fixedly connected to the top end of the vertical rod, and the steel wire is in binding connection with the second steel rope. The utility model has the advantages that: the position fixed mounting that the second steel cable is close to the bottom has the diaphragm, and the second steel cable of diaphragm bottom is crooked state, and two first steel cables bear the weight of lifting hook completely under the ordinary state, and in case two first steel cables fracture, the crooked second steel cable of diaphragm bottom is straightened, and two second steel cables replace two first steel cables to lift the lifting hook, effectively avoid the condition emergence that the lifting hook falls.
Description
Technical Field
The utility model relates to the technical field of tower cranes, in particular to a rope breakage anti-falling device for a tower crane lifting hook.
Background
Short for tower craneTower craneThe rotary crane with movable arm installed on the upper part of high tower body has large operation space and is mainly used for materials in house building constructionVertical and horizontal transport of the building elements.
The lifting hook of current tower crane is usually through steel cable and tower arm connection, installs the roller of adjusting steel cable length on through the tower arm, and the lifting hook top is fixed with many steel cables, and when a steel cable fracture, unbroken steel cable still can be fixed with the lifting hook, although can play certain protective effect, but every steel cable all atress uses, and self life just reduces gradually, and the condition of fracture appears very easily again by unbroken steel cable independent weight bearing lifting hook.
Disclosure of Invention
The object of the present utility model is to solve at least one of the technical drawbacks.
The utility model aims to overcome the defects of the prior art, solve the problems in the background art and provide a tower crane lifting hook rope breakage anti-falling device.
The aim of the utility model is achieved by the following technical scheme: the utility model provides a tower crane lifting hook broken rope anti-falling device, includes first roller and second roller, the inside of first roller is provided with first steel cable, the inside of second roller is provided with the second steel cable, the surface fixedly connected with diaphragm that the second steel cable is close to the bottom, the bottom fixedly connected with lifting hook of second steel cable, one side that the lifting hook is close to the second steel cable fixedly connected with montant, the top fixedly connected with steel wire of montant, the steel wire is binded with the second steel cable and is connected;
the left and right ends of the diaphragm are provided with through grooves, steel pipes are inserted into the through grooves, the tops of the steel pipes are fixedly connected with connecting plates, fixing screws are connected to the inner threads of the connecting plates, the connecting plates are fixedly connected with the diaphragm through the fixing screws, a first steel rope penetrates through the steel pipes, and the bottoms of the first steel rope are fixedly connected with lifting hooks.
Preferably, the number of the first roll shafts and the second roll shafts is two, the two first roll shafts are respectively positioned at the left side and the right side of the two second roll shafts, and the horizontal heights of the first roll shafts and the second roll shafts are the same.
By adopting the technical scheme, the two first steel ropes inside the second roll shaft can be positioned inside the two first steel ropes.
Preferably, the material of diaphragm is iron, two the embedded installation in the inside of diaphragm of second steel cable, the inside of diaphragm is run through to the second steel cable.
Through adopting above-mentioned technical scheme, the diaphragm can be used as the accent piece of second steel cable, can make the second steel cable at diaphragm top be vertical state, and the second steel cable of second roller normal winding and unwinding of being convenient for.
Preferably, the length of the first steel rope at the bottom of the transverse plate is smaller than that of the second steel rope, the bottom end of the vertical rod is welded with the lifting hook, and the length of the vertical rod is smaller than that of the second steel rope at the bottom of the transverse plate.
Through adopting above-mentioned technical scheme, when two first steel ropes fracture, the crooked second steel rope in diaphragm bottom is straightened, and two second steel ropes replace two first steel ropes to hang the lifting hook.
Preferably, the outer diameter of the steel pipe is matched with the diameter of the through groove, the inner diameter of the steel pipe is larger than the diameter of the first steel rope, and the length of the steel pipe is matched with the depth of the through groove.
Through adopting above-mentioned technical scheme, first steel cable can run through the inside of steel pipe, and the steel pipe can prevent the wearing and tearing of first steel cable to the diaphragm on the one hand.
Preferably, the connecting plate is an annular plate, the outer diameter of the connecting plate is larger than that of the steel pipe, the number of the fixing screws is three, the fixing screws are circumferentially arrayed in the connecting plate, and threaded holes matched with the fixing screws are formed in the left end and the right end of the transverse plate.
Through adopting above-mentioned technical scheme, can be convenient for change the steel pipe through the mode of fixed screw installation.
Preferably, the first steel rope at the top of the transverse plate is in a vertical state, the second steel rope at the top of the transverse plate is in a vertical state, the first steel rope at the bottom of the transverse plate is in a vertical state, and the second steel rope at the bottom of the transverse plate is in a bending state.
Compared with the prior art, the utility model has the following advantages:
1. according to the tower crane lifting hook rope breakage anti-falling device, the transverse plate is arranged, the outer surface of the second steel rope, which is close to the bottom, is fixedly connected with the transverse plate, the lifting hook is fixedly connected with the bottom end of the second steel rope, one side of the lifting hook, which is close to the second steel rope, is fixedly connected with the vertical rod, the top end of the vertical rod is fixedly connected with the steel wire, the steel wire is in binding connection with the second steel rope, the transverse plate is fixedly arranged at the position, which is close to the bottom, of the second steel rope, the second steel rope at the bottom of the transverse plate is in a bending state, the two first steel ropes bear the weight of the lifting hook completely in a normal state, and once the two first steel ropes break, the bent second steel ropes at the bottom of the transverse plate are straightened, and the lifting hook is lifted by the two second steel ropes instead of the two first steel ropes, so that the situation that the lifting hook falls is effectively avoided;
2. this broken rope anti-falling device of tower crane lifting hook through setting up the steel pipe, logical groove has all been seted up at both ends about the diaphragm, the inside grafting of leading to the groove has the steel pipe, the top fixedly connected with connecting plate of steel pipe, the inside threaded connection of connecting plate has the fixed screw, insert the steel pipe in logical groove, the steel pipe passes through the connecting plate and is connected with the diaphragm with the fixed screw, the inside of steel pipe can be run through to first steel cable, on the one hand the steel pipe can prevent the wearing and tearing of first steel cable to the diaphragm, on the other hand the steel pipe of diaphragm accessible both sides can be with two first steel cables and two second steel cables limit on same horizon, effectively prevent the condition emergence of steel cable intertwine.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the cross plate of the present utility model;
FIG. 3 is a schematic view of the structure of the vertical rod of the present utility model;
fig. 4 is a schematic structural view of the steel pipe of the present utility model.
In the figure: the steel wire lifting device comprises a first roller shaft, a second roller shaft, a first steel wire, a second steel wire, a transverse plate, a lifting hook, a vertical rod, a through groove, a steel tube, a connecting plate, a fixing screw and a steel wire, wherein the first roller shaft, the second roller shaft, the first steel wire, the second steel wire, the transverse plate, the lifting hook, the vertical rod, the through groove, the steel tube, the steel wire and the steel wire are sequentially arranged in sequence, and the steel wire is sequentially arranged in sequence.
Detailed Description
Additional aspects and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
As shown in fig. 1-3, a tower crane lifting hook rope breakage anti-falling device comprises a first roller shaft 1 and a second roller shaft 2, wherein a first steel rope 3 is arranged in the first roller shaft 1, a second steel rope 4 is arranged in the second roller shaft 2, a transverse plate 5 is welded on the outer surface of the second steel rope 4 close to the bottom, a lifting hook 6 is connected with the bottom end of the second steel rope 4 in a binding mode, a vertical rod 7 is welded on one side of the lifting hook 6 close to the second steel rope 4, a steel wire 12 is welded on the top end of the vertical rod 7, and the steel wire 12 is connected with the second steel rope 4 in a binding mode.
Through the arrangement, the second steel ropes 4 at the bottom of the transverse plate 5 are in a bending state, and in a normal state, the two first steel ropes 3 completely bear the weight of the lifting hook 6, once the two first steel ropes 3 are broken, the second steel ropes 4 bent at the bottom of the transverse plate 5 are straightened, and the two second steel ropes 4 replace the two first steel ropes 3 to lift the lifting hook 6, so that the falling condition of the lifting hook 6 is effectively avoided;
as shown in fig. 1 and fig. 4, through grooves 8 are formed in the left end and the right end of the transverse plate 5, steel pipes 9 are inserted into the through grooves 8, connecting plates 10 are welded to the tops of the steel pipes 9, fixing screws 11 are connected to the inner threads of the connecting plates 10, the connecting plates 10 are fixedly connected with the transverse plate 5 through the fixing screws 11, a first steel rope 3 penetrates through the steel pipes 9, and the bottom ends of the first steel ropes 3 are in binding connection with lifting hooks 6;
through the arrangement, the steel pipe 9 is inserted into the through groove 8, the steel pipe 9 is connected with the transverse plate 5 through the connecting plate 10 and the fixing screw 11, the first steel rope 3 can penetrate through the steel pipe 9, on one hand, the steel pipe 9 can prevent the first steel rope 3 from wearing the transverse plate 5, on the other hand, the transverse plate 5 can limit the two first steel ropes 3 and the two second steel ropes 4 on the same horizontal line through the steel pipes 9 at two sides, and the situation that the steel ropes are mutually wound is effectively prevented;
as a preferable technical scheme of the utility model, the number of the first roll shafts 1 and the second roll shafts 2 is two, the two first roll shafts 1 are respectively positioned at the left side and the right side of the two second roll shafts 2, and the horizontal heights of the first roll shafts 1 and the second roll shafts 2 are the same.
As a preferable embodiment of the present utility model, the transverse plate 5 is made of iron, and the two second steel ropes 4 are embedded in the transverse plate 5, and the second steel ropes 4 penetrate through the transverse plate 5.
As a preferable technical scheme of the utility model, the length of the first steel rope 3 at the bottom of the transverse plate 5 is smaller than that of the second steel rope 4, the bottom ends of the vertical rods 7 are welded with the lifting hooks 6, and the length of the vertical rods 7 is smaller than that of the second steel rope 4 at the bottom of the transverse plate 5.
As a preferred technical scheme of the utility model, the outer diameter of the steel pipe 9 is matched with the diameter of the through groove 8, the inner diameter of the steel pipe 9 is larger than the diameter of the first steel rope 3, and the length of the steel pipe 9 is matched with the depth of the through groove 8.
As a preferable technical scheme of the utility model, the connecting plate 10 is an annular plate, the outer diameter of the connecting plate 10 is larger than that of the steel pipe 9, the number of the fixing screws 11 is three, the three fixing screws 11 are circumferentially arrayed in the connecting plate 10, and threaded holes matched with the fixing screws 11 are formed in the left end and the right end of the transverse plate 5.
As a preferable technical scheme of the utility model, the first steel rope 3 at the top of the transverse plate 5 is in a vertical state, the second steel rope 4 at the top of the transverse plate 5 is in a vertical state, the first steel rope 3 at the bottom of the transverse plate 5 is in a vertical state, and the second steel rope 4 at the bottom of the transverse plate 5 is in a bending state.
The working process of the utility model is as follows:
s1, binding and connecting a steel wire 12 with a second steel rope 4, wherein the vertical rod 7 and the steel wire 12 can limit the second steel rope 4 bent at the bottom of the transverse plate 5;
s2, in a normal state, the two first steel ropes 3 completely bear the weight of the lifting hook 6;
s3, when the two first steel ropes 3 are broken, the second steel ropes 4 bent at the bottom of the transverse plate 5 are straightened, and the two second steel ropes 4 replace the two first steel ropes 3 to lift the lifting hook 6.
Claims (7)
1. The utility model provides a tower crane lifting hook broken rope anti-falling device which characterized in that: the novel steel wire rope rolling device comprises a first roll shaft (1) and a second roll shaft (2), wherein a first steel wire rope (3) is arranged in the first roll shaft (1), a second steel wire rope (4) is arranged in the second roll shaft (2), a transverse plate (5) is fixedly connected to the outer surface of the second steel wire rope (4) close to the bottom, a lifting hook (6) is fixedly connected to the bottom end of the second steel wire rope (4), a vertical rod (7) is fixedly connected to one side of the lifting hook (6) close to the second steel wire rope (4), a steel wire (12) is fixedly connected to the top end of the vertical rod (7), and the steel wire (12) is in binding connection with the second steel wire rope (4);
the left end and the right end of the transverse plate (5) are respectively provided with a through groove (8), a steel pipe (9) is inserted into the through grooves (8), the top of the steel pipe (9) is fixedly connected with a connecting plate (10), the inner threads of the connecting plate (10) are connected with a fixing screw (11), the connecting plate (10) is fixedly connected with the transverse plate (5) through the fixing screw (11), a first steel rope (3) penetrates through the steel pipe (9), and the bottom of the first steel rope (3) is fixedly connected with a lifting hook (6).
2. The tower crane hook rope breakage anti-falling device according to claim 1, wherein: the number of the first roll shafts (1) and the second roll shafts (2) is two, the two first roll shafts (1) are respectively positioned at the left side and the right side of the two second roll shafts (2), and the horizontal heights of the first roll shafts (1) and the second roll shafts (2) are the same.
3. The tower crane hook rope breakage anti-falling device according to claim 1, wherein: the material of diaphragm (5) is iron, two embedded install in the inside of diaphragm (5) of second steel cable (4), the inside of diaphragm (5) is run through to second steel cable (4).
4. The tower crane hook rope breakage anti-falling device according to claim 1, wherein: the length of the first steel rope (3) at the bottom of the transverse plate (5) is smaller than that of the second steel rope (4), the bottom end of the vertical rod (7) is welded with the lifting hook (6), and the length of the vertical rod (7) is smaller than that of the second steel rope (4) at the bottom of the transverse plate (5).
5. The tower crane hook rope breakage anti-falling device according to claim 1, wherein: the outer diameter of the steel pipe (9) is matched with the diameter of the through groove (8), the inner diameter of the steel pipe (9) is larger than the diameter of the first steel rope (3), and the length of the steel pipe (9) is matched with the depth of the through groove (8).
6. The tower crane hook rope breakage anti-falling device according to claim 1, wherein: the connecting plate (10) is an annular plate, the outer diameter of the connecting plate (10) is larger than the outer diameter of the steel pipe (9), the number of the fixing screws (11) is three, the fixing screws (11) are circumferentially arrayed in the connecting plate (10), and threaded holes matched with the fixing screws (11) are formed in the left end and the right end of the transverse plate (5).
7. The tower crane hook rope breakage anti-falling device according to claim 1, wherein: the first steel rope (3) at the top of the transverse plate (5) is in a vertical state, the second steel rope (4) at the top of the transverse plate (5) is in a vertical state, the first steel rope (3) at the bottom of the transverse plate (5) is in a vertical state, and the second steel rope (4) at the bottom of the transverse plate (5) is in a bending state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321884697.4U CN220283383U (en) | 2023-07-18 | 2023-07-18 | Rope breakage anti-falling device for tower crane lifting hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321884697.4U CN220283383U (en) | 2023-07-18 | 2023-07-18 | Rope breakage anti-falling device for tower crane lifting hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220283383U true CN220283383U (en) | 2024-01-02 |
Family
ID=89330936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321884697.4U Active CN220283383U (en) | 2023-07-18 | 2023-07-18 | Rope breakage anti-falling device for tower crane lifting hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220283383U (en) |
-
2023
- 2023-07-18 CN CN202321884697.4U patent/CN220283383U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101579660B1 (en) | Method for horizontally winding and unwinding a parallel wire strand | |
| CN109487709B (en) | One-side riding type temporary rope self-balancing pushing type suspension bridge sling replacement underpinning device | |
| CN220283383U (en) | Rope breakage anti-falling device for tower crane lifting hook | |
| WO2015093697A1 (en) | Tower crane | |
| CN217025112U (en) | Tower crane with nonstandard crane boom | |
| CN101613057B (en) | Hoisting mechanism of multi-lifting-point joint crane | |
| CN211283450U (en) | Auxiliary system for rolling large-scale round tiles of thin-wall steel pipes | |
| CN201433064Y (en) | Lifting mechanism for a multiple-lifting-lug hoisting machine | |
| CN213479385U (en) | Pipeline hanger device | |
| CN211444740U (en) | Shaft pipeline hoist device | |
| CN213740603U (en) | Auxiliary device for pre-stressed steel strand penetration of prefabricated T-shaped beam | |
| CN201520911U (en) | Lifting clothes hanger | |
| CN215626400U (en) | Automatic rope guider of pneumatic small winch for well drilling | |
| CN220245268U (en) | Inserted hoisting device for hollow precast pile | |
| CN217107313U (en) | Circle control structure for super-large-diameter shell ring | |
| CN216613846U (en) | Crane wire rope reel groove-off detection device | |
| CN213774700U (en) | Vertical lifting device, tooth comb lifter and tower garage | |
| CN218371197U (en) | Hoisting device for preventing orifice deformation of secant pile steel sleeve | |
| CN215828145U (en) | I-steel dress equipment of hanging | |
| CN219620669U (en) | Hoisting device for heavy tower production | |
| CN218968612U (en) | Portable hoist of tubular culvert installation | |
| CN207608259U (en) | A kind of crown sheave hoist rope is disengaged from the groove the Auxiliary Processing Unit of failure | |
| CN220245374U (en) | Anti-drop lifting appliance of tower crane | |
| CN218088712U (en) | Steel hoisting device for iron tower installation | |
| CN218201748U (en) | Special lifting appliance for light steel keel wallboard |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |