CN209758899U - Steel wire rope fixing device of tower crane - Google Patents
Steel wire rope fixing device of tower crane Download PDFInfo
- Publication number
- CN209758899U CN209758899U CN201920415090.9U CN201920415090U CN209758899U CN 209758899 U CN209758899 U CN 209758899U CN 201920415090 U CN201920415090 U CN 201920415090U CN 209758899 U CN209758899 U CN 209758899U
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- block
- connecting shaft
- wire rope
- shaft block
- rotary connector
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Abstract
the utility model discloses a steel wire rope fixing device of a tower crane, which comprises a steel wire rope connecting block and a rotary connector matched with the steel wire rope connecting block; the steel rope connecting block comprises a first connecting shaft block, a second connecting shaft block, a third connecting shaft block and a circular plate which are integrally arranged from top to bottom; a loading plate is arranged at the bottom of the circular plate, and a fixing hole for fixing the steel rope is formed in the loading plate; the steel rope connecting block penetrates through an upper opening and a lower opening of the rotary connector; a felt ring is sleeved on a third connecting shaft block positioned in the rotary connector, and a second bearing, a shouldered spacer bush, a first bearing and a check ring are sequentially sleeved on the second connecting shaft block from bottom to top; the first connecting shaft block is matched and fixed above the opening on the rotary connecting head with the nut; the first connecting block is provided with a pin hole, and the top of the nut is provided with a plurality of through holes matched with the pin hole; and the two sides of the rotary connector are symmetrically provided with transverse rotating shafts, and the two transverse rotating shafts are respectively embedded into third bearings on the support plate.
Description
Technical Field
the utility model belongs to the technical field of the tower machine, concretely relates to tower crane wire rope fixing device.
Background
At present, with the development of the building industry, more and more high-rise buildings in China are provided, and the service height of the tower crane used as an important machine for building construction is continuously increased along with the increase of the buildings.
The tower crane often encounters the problem that two steel wire ropes of a lifting hook are wound together due to self rotating stress in high-rise construction, so that the tower crane cannot work normally.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the above-mentioned among the prior art not enough, provide a tower crane wire rope fixing device to two wire ropes of solving current lifting hook are because the rotatory stress of self and the problem of winding together.
In order to achieve the purpose, the utility model adopts the technical proposal that:
A steel wire rope fixing device of a tower crane comprises a steel wire rope connecting block and a rotary connector matched with the steel wire rope connecting block;
The steel rope connecting block comprises a first connecting shaft block, a second connecting shaft block, a third connecting shaft block and a circular plate which are integrally arranged from top to bottom; a loading plate is arranged at the bottom of the circular plate, and a fixing hole for fixing the steel rope is formed in the loading plate;
The steel rope connecting block penetrates through an upper opening and a lower opening of the rotary connector; a felt ring is sleeved on a third connecting shaft block positioned in the rotary connector, and a second bearing, a shouldered spacer bush, a first bearing and a check ring are sequentially sleeved on the second connecting shaft block from bottom to top; the first connecting shaft block is matched and fixed above the opening on the rotary connecting head with the nut; the first connecting block is provided with a pin hole, and the top of the nut is provided with a plurality of through holes matched with the pin hole;
And the two sides of the rotary connector are symmetrically provided with transverse rotating shafts, and the two transverse rotating shafts are respectively embedded into third bearings on the support plate.
Preferably, the outer diameter of the nut is larger than the bore diameter of the upper opening.
Preferably, the diameter of the circular plate is larger than the diameter of the lower opening aperture.
Preferably, a pin is inserted into the pin hole.
The utility model provides a tower crane wire rope fixing device has following beneficial effect:
The utility model discloses can realize that the steel cable connecting block is 360 arbitrary rotations in two degrees of freedom directions, can satisfy two wire rope arbitrary rotations on two degrees of freedom, also can not twine together, can solve two wire rope of current lifting hook effectively and twine the problem together because the rotational stress of self.
drawings
Fig. 1 is a structural view of a wire rope fixing device of a tower crane.
fig. 2 is a structural diagram of a rotary connector of a tower crane steel wire rope fixing device.
Fig. 3 is an assembly view of a tower crane wire rope fixing device.
fig. 4 is a steel cable connection block structure of the tower crane steel cable fixing device.
Wherein, 1, connecting the steel rope; 2. a rotary connector; 3. a nut; 4. a pin shaft; 5. a first bearing; 6. A spacer bush with a shoulder; 7. a second bearing; 8. a felt ring; 9. a retainer ring; 10. a mounting plate; 11. a third bearing; 12. A pin hole; 13. a first connecting shaft block; 14. a second connecting shaft block; 15. a third connecting shaft block; 16. a circular plate; 17. a loading plate; 18. a fixing hole; 21. an upper opening; 22. a lower opening; 23. a transverse axis of rotation.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and various changes may be made apparent to those skilled in the art within the spirit and scope of the present invention as defined and defined by the appended claims.
According to an embodiment of the application, referring to fig. 1, the tower crane steel wire rope fixing device of the present scheme comprises a steel wire connecting block 1 and a rotary connector 2 matched with the steel wire connecting block 1.
Referring to fig. 4, the cable connection block includes a first connection shaft block 13, a second connection shaft block 14, a third connection shaft block 15 and a circular plate 16 integrally provided from up to down; and the diameters of the first connecting shaft piece 13, the second connecting shaft piece 14, the third connecting shaft piece 15 and the circular plate 16 are increased in order.
A loading plate 17 is arranged at the bottom of the circular plate 16, and a fixing hole 18 for fixing the steel rope is formed in the loading plate 17.
Referring to fig. 2 and 3, the rotary connector 2 includes an upper opening 21 and a lower opening 22, two lateral rotation shafts 23 are symmetrically disposed on two sides of the rotary connector 2, the two lateral rotation shafts 23 are respectively embedded in the third bearings 11 on the support plate 10, and the lateral rotation shafts 23 can rotate freely in the third bearings 11, so as to drive the steel cable connecting block 1 to rotate with the lateral rotation shafts 23 as a central axis.
Referring to fig. 1, the steel cable connecting block 1 penetrates through an upper opening 21 and a lower opening 22 of the rotary connector 2, a felt 8 is sleeved on a third connecting shaft block 15 positioned in the rotary connector 2, and a second bearing 7, a shouldered spacer 6, a first bearing 5 and a retainer ring 9 are sequentially sleeved on a second connecting shaft block 14 from bottom to top.
Wherein, felt 8 is used for stopping the spilling of lubricating oil between wire rope connecting block 1 and swivelling joint head 2 to prevent that moisture and dust from falling into friction department, seal oil to the inside, seal dirt to the outside.
The shoulder spacer 6 is arranged between the second bearing 7 and the first bearing 5, so that stress can be effectively buffered, and the second bearing 7 and the first bearing 5 are stressed uniformly.
first connecting axle piece 13 is fixed in the top of rotary joint 2 upper shed 21 with the cooperation of nut 3, offers pinhole 12 on the first connecting piece, and a plurality of through-holes with pinhole 12 complex are offered at nut 3 top, and round pin axle 4 inserts in pinhole 12 to the holding is in the through-hole on nut 3, realizes nut 3's location, can effectively strengthen the stability between nut 3 and the first connecting axle piece 13, avoids nut 3 not hard up.
The outer diameter of the nut 3 is larger than the aperture of the upper opening 21, and the diameter of the circular plate 16 is larger than the aperture of the lower opening 22, namely, the steel rope connecting block 1 is accommodated in the rotary connector 2; in addition, the first bearing 5 is matched with the second bearing 7, and the steel cable connecting block 1 can rotate freely inside the rotary connector 2 by taking the axial lead of the first connecting shaft block 13 in the vertical direction as a rotating shaft.
The utility model discloses can realize that the steel cable connecting block is 360 arbitrary rotations in two degrees of freedom directions, can satisfy two wire rope arbitrary rotations on two degrees of freedom, also can not twine together, can solve two wire rope of current lifting hook effectively and twine the problem together because the rotational stress of self.
While the present invention has been described in detail with reference to the embodiments, the scope of the present invention should not be limited to the embodiments. Various modifications and changes may be made by those skilled in the art without inventive step within the scope of the appended claims.
Claims (4)
1. A tower crane wire rope fixing device which characterized in that: the device comprises a steel rope connecting block and a rotary connector matched with the steel rope connecting block;
The steel rope connecting block comprises a first connecting shaft block, a second connecting shaft block, a third connecting shaft block and a circular plate which are integrally arranged from top to bottom; a loading plate is arranged at the bottom of the circular plate, and a fixing hole for fixing the steel rope is formed in the loading plate;
The steel rope connecting block penetrates through an upper opening and a lower opening of the rotary connector; a felt ring is sleeved on a third connecting shaft block positioned in the rotary connector, and a second bearing, a shouldered spacer bush, a first bearing and a check ring are sequentially sleeved on the second connecting shaft block from bottom to top; the first connecting shaft block is matched and fixed above the opening on the rotary connecting head with the nut; the first connecting block is provided with a pin hole, and the top of the nut is provided with a plurality of through holes matched with the pin hole;
and the two sides of the rotary connector are symmetrically provided with transverse rotating shafts, and the two transverse rotating shafts are respectively embedded into third bearings on the support plate.
2. The tower crane wire rope fixing device according to claim 1, wherein: the outer diameter of the nut is larger than the aperture of the upper opening.
3. The tower crane wire rope fixing device according to claim 1, wherein: the diameter of the circular plate is larger than the aperture of the lower opening.
4. The tower crane wire rope fixing device according to claim 1, wherein: and a pin shaft is inserted into the pin hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920415090.9U CN209758899U (en) | 2019-03-28 | 2019-03-28 | Steel wire rope fixing device of tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920415090.9U CN209758899U (en) | 2019-03-28 | 2019-03-28 | Steel wire rope fixing device of tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209758899U true CN209758899U (en) | 2019-12-10 |
Family
ID=68757028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920415090.9U Active CN209758899U (en) | 2019-03-28 | 2019-03-28 | Steel wire rope fixing device of tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209758899U (en) |
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2019
- 2019-03-28 CN CN201920415090.9U patent/CN209758899U/en active Active
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