CN108599040B - Tower crane cable self-locking fixing device - Google Patents
Tower crane cable self-locking fixing device Download PDFInfo
- Publication number
- CN108599040B CN108599040B CN201810909192.6A CN201810909192A CN108599040B CN 108599040 B CN108599040 B CN 108599040B CN 201810909192 A CN201810909192 A CN 201810909192A CN 108599040 B CN108599040 B CN 108599040B
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- inner sleeve
- sleeve
- tower crane
- wing
- arc
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- 238000009434 installation Methods 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 210000005069 ears Anatomy 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 230000001788 irregular Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention relates to a cable self-locking fixing device of a tower crane, which can effectively solve the problems of complex cable fixing and dismounting operation, high risk, potential safety hazard and inconvenient cable transportation during the lifting operation of the tower crane.
Description
Technical Field
The invention relates to the field of building construction, in particular to a self-locking fixing device for a tower crane cable.
Background
The existing construction sites are numerous, but the tower crane on the construction sites is indispensable, the tower crane is suspended by cables, and the cables are easy to drop and break due to the weight of the tower crane, and can freely swing without constraint, so that the tower crane is very unsafe and has serious potential safety hazards. In addition, the cable of the tower crane is inconvenient to fix and disassemble, the operation is complex, the operation is difficult during the cable fixation, the high-altitude operation is high in danger, the safety accident is easy to cause, the problem of inconvenient cable transportation and the like is solved effectively, and the problem which needs to be solved by the technicians in the field at present is solved.
Disclosure of Invention
Aiming at the situation, the invention aims to overcome the defects of the prior art, and the invention aims to provide the self-locking fixing device for the cable of the tower crane, which can effectively solve the problems of complex cable fixing and dismounting operation, high risk, potential safety hazard and inconvenient cable transportation during the lifting operation of the tower crane.
The invention solves the technical scheme that the inner sleeve and the outer sleeve are movably connected at one end of the left and right parts, the other end of the inner sleeve is in a spacing shape and is opposite to the other end of the inner sleeve to form a sleeve structure which can be opened and closed left and right, an inner joint is arranged at the opposite position of the left and right parts of the inner sleeve in a spacing shape, an outer joint is arranged at the opposite position of the left and right parts of the outer sleeve in a spacing shape, a wing lug clamp is arranged at the outer side of the upper edge of the inner sleeve, the inner sleeve is embedded in the outer sleeve, the wing lug clamp of the inner sleeve is arranged on the outer wall of the outer sleeve and corresponds to the outer joint of the outer sleeve, a wing lug is arranged on the outer wall of the outer sleeve in a penetrating manner, and bolts are arranged on the wing lug.
The invention has the advantages of convenient installation, one-time installation, no need of dismantling, simple operation, no detachment of the cable, firm cable fixation and high safety when the tower crane is used for lifting operation.
Drawings
Fig. 1 is a perspective view of the structure of the present invention.
Fig. 2 is a perspective view of the inner sleeve according to the present invention.
Fig. 3 is a perspective view of the structure of the jacket of the present invention.
Detailed Description
The following describes the embodiments of the present invention in detail with reference to the drawings.
The structure of the invention is shown in figures 1-3, wherein the inner sleeve 1 and the outer sleeve 2 are movably connected at one end of the left and right parts, the other end of the inner sleeve is opposite to the other end of the inner sleeve in a spacing manner to form a sleeve structure which can be opened and closed in a left and right manner, an inner joint 7 is arranged at the opposite position of the left and right parts of the inner sleeve in a spacing manner, an outer joint 12 is arranged at the opposite position of the left and right parts of the outer sleeve in a spacing manner, a lug clamp 3 is arranged at the outer side of the upper edge of the inner sleeve, the inner sleeve 1 is embedded in the outer sleeve 2, the lug clamp of the inner sleeve is clamped on the outer wall of the outer sleeve corresponding to the outer joint 12 of the outer sleeve 2, and bolts 9 are arranged on the lugs in a penetrating manner.
The left and right parts of the inner sleeve 1 are two symmetrical half side walls, the two half side walls of the inner sleeve are arc-shaped inner plates with the same radian at the upper side and the lower side, large upper arc length and small lower arc length, one ends of the left and right arc-shaped inner plates of the inner sleeve are movably connected, and the other ends of the left and right arc-shaped inner plates are opposite at intervals to form an inverted horn shape with the upper caliber being larger than the lower caliber.
One ends of the left arc-shaped inner plate and the right arc-shaped inner plate of the inner sleeve 1 are movably connected in a mutually rotatable mode through a first hinge or a first rotating shaft 4.
The left and right parts of the outer sleeve 2 are two symmetrical half side walls, the two half side walls of the outer sleeve are arc-shaped outer plates with the same radian at the upper side and the lower side and the same arc length at the upper side and the lower side, one ends of the left and right arc-shaped outer plates of the outer sleeve are movably connected, and the other ends of the left and right arc-shaped outer plates are in a cylindrical shape with the same upper caliber and the lower caliber in a spacing mode.
One end of the left arc-shaped outer plate and one end of the right arc-shaped outer plate of the outer sleeve 2 are movably connected in a mutually rotatable mode through a second hinge or a second rotating shaft 11.
The wing ears are composed of an upper wing ear 8a and a lower wing ear 8b, wherein the upper wing ear is horizontally arranged on the outer side of the upper edge of the outer sleeve 2, and the lower wing ear is horizontally arranged on the outer side of the lower edge of the outer sleeve 2 and is in a vertically corresponding state.
The upper wing ear 8a is provided with a bolt hole 8c.
The outer end of the lower wing ear 8b is provided with an open slot 10 corresponding to the bolt hole above, and as the outer sleeve 2 is hung on the angle steel of the tower crane installation section, the angle steel has different sizes, the open slot of the lower wing ear is convenient for the lower end of the bolt to pass through, and the lower wing ear is also applicable to the installation of angle steel with various sizes and has a fine adjustment function.
Bolts 9 are arranged in the bolt holes of the upper wing ears 8a, and the lower ends of the bolts penetrate through the open grooves of the lower wing ears.
The lower part of the inner sleeve 1 is provided with a notch 5 which is upwards along the side wall of the inner sleeve from the lower edge, the notch is in an irregular shape with unequal lengths of two sides and short upper edge and lower edge, the notch has the function of clamping a cable, and the clamping part has certain elasticity and is suitable for cables with various diameters.
The lower parts of the left part and the right part of the inner sleeve 1 are respectively provided with 2 notches.
The 2 notches at the left part and the 2 notches at the right part of the inner sleeve 1 are symmetrical with each other.
The 2 notches on the left part of the inner sleeve 1 are symmetrical with each other.
The 2 notches on the right part of the inner sleeve 1 are symmetrical with each other.
The wing ear cards 3 are of an inverted L shape formed by downwards bending one end of a horizontal plate body, at least 2 wing ear cards 3 are symmetrically distributed on the upper edges of the left part and the right part of the inner sleeve respectively, any one wing ear card corresponds to the external joint 12 of the outer sleeve 2, when two wing ear cards exist, the two wing ear card symmetrical cards are fixed at two sides of the outer sleeve, the inner sleeve can rotate, any one of the two wing ear cards can be fixed at the external joint, and the stress inside the structure is uniform.
The wing ear clip 3 is provided with a nut 6 fixed in the outer joint 12.
The invention is used in the condition that the outer sleeve 2 is fixed on a tower crane through bolts 9, the left part and the right part of the inner sleeve 1 are in an open state, the left part and the right part of the inner sleeve 1 are closed after a cable is sleeved, then the left part and the right part of the outer sleeve 2 are opened, the cable is sleeved and then the inner sleeve 1 is closed, the inner sleeve 1 is placed in the upper opening of the outer sleeve 2, any one of the wing ear clips is aligned with the outer joint 12 of the outer sleeve 2 through rotating the inner sleeve 1, the wing ear clip 3 is pressed downwards, the wing ear clip 3 is clamped on the upper edge outer wall of the outer sleeve 2, the nut 6 is screwed, and the wing ear clip is fixed at the outer joint 12 of the outer sleeve 2, so that the outer sleeve 2 and the inner sleeve 1 are tightly fixed together.
During the dismantling, the nut 6 is loosened, the inner sleeve 1 is taken out from the outer sleeve 2, the left part and the right part of the outer sleeve are opened at the external joint 12 of the outer sleeve 2, the left part and the right part of the inner sleeve are opened at the internal joint 7 of the inner sleeve 1, the cable is taken out, and the bolt 9 is dismantled, so that the whole device can be dismantled.
Compared with the prior art, the tower crane cable self-locking fixing device has the advantages of simple and novel structure, reliable performance, convenience in installation, no need of dismantling the cable when the tower is lifted after one-time installation, simplicity in operation, no detachment of the cable, firm cable fixation and high safety, and the situation that the cable is easy to fall off due to difficult and unstable frequent cable dismantling and cable fixation is avoided, and potential safety hazards are greatly reduced. The invention has wide application range, is green and environment-friendly, and has good social and economic benefits.
Claims (9)
1. The self-locking fixing device for the tower crane cable is characterized in that one end of each of a left part and a right part of an inner sleeve (1) is movably connected, the other end of each of the inner sleeve and the outer sleeve (2) is in a sleeve structure which can be opened and closed left and right in a spacing manner, an inner joint (7) is arranged at the opposite position of each of the left part and the right part of the inner sleeve in a spacing manner, an outer joint (12) is arranged at the opposite position of each of the left part and the right part of the outer sleeve in a spacing manner, a lug clip (3) is arranged on the outer side of the upper edge of the inner sleeve, the inner sleeve (1) is embedded in the outer sleeve (2), the lug clip of the inner sleeve is clamped on the outer wall of the outer sleeve and corresponds to the outer joint (12) of the outer sleeve (2), and bolts (9) are arranged on the lugs in a penetrating manner; the wing ear cards (3) are in an inverted L shape formed by downwards bending one end of a horizontal plate body, at least 2 wing ear cards (3) are symmetrically distributed on the upper edges of the left part and the right part of the inner sleeve respectively, any one wing ear card is corresponding to an external joint (12) of the outer sleeve (2), when two wing ear cards exist, the two wing ear card symmetrical cards are fixedly and firmly stable at two sides of the outer sleeve, the inner sleeve can rotate, and any one of the two wing ear cards can be fixed at the external joint, so that the stress in the structure is uniform; the wing ear card (3) is provided with a nut (6) fixed in the outer joint (12).
2. The self-locking fixing device for the tower crane cable according to claim 1, wherein the left and right parts of the inner sleeve (1) are two symmetrical half side walls, the two half side walls of the inner sleeve are arc-shaped inner plates with the same radian at the upper side and the lower side, large upper arc length and small lower arc length, one ends of the left and right arc-shaped inner plates of the inner sleeve are movably connected, and the other ends of the left and right arc-shaped inner plates are opposite to each other in a spacing manner to form an inverted horn shape with the upper caliber being larger than the lower caliber.
3. The self-locking fixing device for the tower crane cable according to claim 2, wherein one ends of the left arc-shaped inner plate and the right arc-shaped inner plate of the inner sleeve (1) are movably connected in a mutually rotatable manner through a first hinge or a first rotating shaft (4).
4. The self-locking fixing device for the tower crane cable according to claim 1, wherein the left and right parts of the outer sleeve (2) are two symmetrical half side walls, the two half side walls of the outer sleeve are arc-shaped outer plates with the same radian at the upper side and the lower side and the same arc length at the upper side and the lower side, one ends of the left and right arc-shaped outer plates of the outer sleeve are movably connected, and the other ends of the left and right arc-shaped outer plates are in a cylindrical shape with the same upper caliber and the lower caliber in a spaced mode.
5. The self-locking and fixing device for the cable of the tower crane according to claim 4, wherein one ends of the left arc-shaped outer plate and the right arc-shaped outer plate of the outer sleeve (2) are movably connected in a mutually rotatable manner through a second hinge or a second rotating shaft (11).
6. The tower crane cable self-locking fixing device according to claim 1, wherein the wing ears are composed of an upper wing ear (8 a) and a lower wing ear (8 b), the upper wing ear is horizontally arranged on the outer side of the upper edge of the outer sleeve (2), and the lower wing ear is horizontally arranged on the outer side of the lower edge of the outer sleeve (2) and is in a vertically corresponding state.
7. The tower crane cable self-locking fixing device according to claim 6, wherein the upper wing ear (8 a) is provided with a bolt hole (8 c); the outer end of the lower wing ear (8 b) is provided with an open slot (10) corresponding to the bolt hole above, and as the outer sleeve (2) is hung on the angle steel of the tower crane installation section, the angle steel has different sizes, the open slot of the lower wing ear is convenient for the lower end of the bolt to pass through, and the lower wing ear is applicable to the installation of angle steel with various sizes and has a fine adjustment function; bolts (9) are arranged in the bolt holes of the upper wing ears (8 a), and the lower ends of the bolts penetrate through the open grooves of the lower wing ears.
8. The self-locking fixing device for the tower crane cable according to claim 1, wherein the lower part of the inner sleeve (1) is provided with a notch (5) which is upwards along the side wall of the inner sleeve from the lower edge, the notch is in an irregular shape with unequal lengths of two sides and short upper edge and long lower edge, the function of the notch is to clamp the cable, and the clamping part has certain elasticity and is suitable for cables with various diameters.
9. The tower crane cable self-locking fixing device according to claim 8, wherein the lower parts of the left and right parts of the inner sleeve (1) are respectively provided with 2 notches; the 2 notches at the left part and the 2 notches at the right part of the inner sleeve (1) are symmetrical with each other; the 2 notches at the left part of the inner sleeve (1) are mutually symmetrical; the 2 notches on the right part of the inner sleeve (1) are mutually symmetrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810909192.6A CN108599040B (en) | 2018-08-10 | 2018-08-10 | Tower crane cable self-locking fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810909192.6A CN108599040B (en) | 2018-08-10 | 2018-08-10 | Tower crane cable self-locking fixing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108599040A CN108599040A (en) | 2018-09-28 |
| CN108599040B true CN108599040B (en) | 2024-01-26 |
Family
ID=63618999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810909192.6A Active CN108599040B (en) | 2018-08-10 | 2018-08-10 | Tower crane cable self-locking fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108599040B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2523564A1 (en) * | 1982-03-19 | 1983-09-23 | Chambon Ste Gle Remorquage Tra | Clip-over sleeve for manipulation of large cylindrical objects - uses two hemi-cylindrical shells with expanding inner lining which is pressurised to grip pipe or cable |
| CN202564873U (en) * | 2012-04-18 | 2012-11-28 | 北京城建亚泰建设集团有限公司 | Hanging piece for fixing vertical cables |
| CN104528520A (en) * | 2015-01-14 | 2015-04-22 | 国网河北省电力公司衡水供电分公司 | Clamp special for hoisting of cable terminal |
| CN206922346U (en) * | 2017-06-08 | 2018-01-23 | 平阳鼎诚机械有限公司 | Adjustable cable protector |
| CN206955455U (en) * | 2017-07-10 | 2018-02-02 | 云南电网有限责任公司大理供电局 | A kind of empty lifting shield jig of power cable terminal head height |
| CN207330159U (en) * | 2017-10-27 | 2018-05-08 | 中煤第六十八工程有限公司 | The automatic hold-down support of cable of tower crane |
| CN207475100U (en) * | 2017-08-23 | 2018-06-08 | 延长油田股份有限公司杏子川采油厂 | A kind of downhole cable falling-proof apparatus |
| CN208479063U (en) * | 2018-08-10 | 2019-02-05 | 河南中安建设工程有限公司 | A kind of tower crane cable self-locking fixer |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU1772400A (en) * | 1998-12-17 | 2000-07-03 | Dancontrol Engineering A/S | Wind mill with a suspension for cables and the like, such suspension for cables and the like and a holder for such suspension |
| US7175138B2 (en) * | 2004-05-10 | 2007-02-13 | Andrew Corporation | Stackable cable hanger |
-
2018
- 2018-08-10 CN CN201810909192.6A patent/CN108599040B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2523564A1 (en) * | 1982-03-19 | 1983-09-23 | Chambon Ste Gle Remorquage Tra | Clip-over sleeve for manipulation of large cylindrical objects - uses two hemi-cylindrical shells with expanding inner lining which is pressurised to grip pipe or cable |
| CN202564873U (en) * | 2012-04-18 | 2012-11-28 | 北京城建亚泰建设集团有限公司 | Hanging piece for fixing vertical cables |
| CN104528520A (en) * | 2015-01-14 | 2015-04-22 | 国网河北省电力公司衡水供电分公司 | Clamp special for hoisting of cable terminal |
| CN206922346U (en) * | 2017-06-08 | 2018-01-23 | 平阳鼎诚机械有限公司 | Adjustable cable protector |
| CN206955455U (en) * | 2017-07-10 | 2018-02-02 | 云南电网有限责任公司大理供电局 | A kind of empty lifting shield jig of power cable terminal head height |
| CN207475100U (en) * | 2017-08-23 | 2018-06-08 | 延长油田股份有限公司杏子川采油厂 | A kind of downhole cable falling-proof apparatus |
| CN207330159U (en) * | 2017-10-27 | 2018-05-08 | 中煤第六十八工程有限公司 | The automatic hold-down support of cable of tower crane |
| CN208479063U (en) * | 2018-08-10 | 2019-02-05 | 河南中安建设工程有限公司 | A kind of tower crane cable self-locking fixer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108599040A (en) | 2018-09-28 |
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