CN113216675B - Method for shifting stay bar and cable clamp in cable structure - Google Patents
Method for shifting stay bar and cable clamp in cable structure Download PDFInfo
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- CN113216675B CN113216675B CN202110314984.0A CN202110314984A CN113216675B CN 113216675 B CN113216675 B CN 113216675B CN 202110314984 A CN202110314984 A CN 202110314984A CN 113216675 B CN113216675 B CN 113216675B
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- cable
- power source
- displacing
- spacer
- support
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/342—Structures covering a large free area, whether open-sided or not, e.g. hangars, halls
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B7/00—Roofs; Roof construction with regard to insulation
- E04B7/14—Suspended roofs
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
- E04G23/0281—Repairing or restoring roofing or roof covering
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G25/00—Shores or struts; Chocks
- E04G25/04—Shores or struts; Chocks telescopic
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention relates to a method for displacing a stay bar and a cable clamp in a cable structure, which comprises the following steps: the method comprises the following steps of firstly, providing a stay bar restoration device, wherein the stay bar restoration device comprises a support tool and a power source, the bottom of the support tool is connected with the power source, and the power source can drive the support tool to move; secondly, abutting the top of the supporting tool against an upper roof structure, and connecting the power source to the steel cable; thirdly, driving the supporting tool to tightly prop against the upper roof structure by using the power source, so that the cable clamp at the bottom of the supporting rod is separated from the cast steel node; and step four, moving the support rod to a design position. The method for shifting the stay bar and the cable clamp in the cable structure is simple and easy to implement, and the used device is simple and easy to assemble and disassemble.
Description
Technical Field
The invention relates to the technical field of structure repair, in particular to a method for displacing a stay bar and a cable clamp in a cable structure.
Background
The large-span spatial structure is one of the important marks of the national building science and technology development level. The research and development of the space structure in all countries in the world are paid great attention, and the space structure is widely applied to a large-span structure by virtue of attractive building shape and good mechanical property. The upper part of the supporting rod used in the technical field of large-span space structures is used for supporting a large-span upper roof structure, the lower part of the supporting rod is fixed on the steel cable through the cable clamp, and the tension of the steel cable provides elasticity for the supporting rod at the cast steel node where the cable clamp is located, so that the supporting rod supports the upper roof structure. Over time, the cable clips at the lower end of the support rods slide relative to the cables, causing the support rods to shift and fail to provide adequate support for the upper roof structure. Therefore, a method for displacing the stay bar and the cable clamp in the cable structure is required to solve the above-mentioned problem of displacement of the stay bar.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to provide a method for restoring the position of the support rod, which is simple and easy to operate, short in construction period and small in engineering quantity.
In order to solve the technical problem, the invention provides a method for shifting a stay bar and a cable clamp in a cable structure, which comprises the following steps:
the method comprises the following steps of firstly, providing a stay bar restoration device, wherein the stay bar restoration device comprises a support tool and a power source, the bottom of the support tool is connected with the power source, and the power source can drive the support tool to move;
secondly, abutting the top of the supporting tool against an upper roof structure, and connecting the power source to the steel cable;
driving the supporting tool to tightly push the upper roof structure by using the power source so as to separate the cable clamp at the bottom of the support rod from the cast steel node;
and fourthly, restoring the position of the support rod.
In an embodiment of the invention, the connecting the bottom of the support tool with the power source specifically includes that the bottom of the support tool is detachably connected with the power source.
In one embodiment of the invention, coupling the power source to the wire rope includes coupling the power source device to the wire rope using a bolt.
In one embodiment of the invention, the bolt is a U-bolt, and the radius of the arc part of the U-bolt matches the radius of the steel cable.
In an embodiment of the invention, the second step specifically includes abutting the top of the supporting tool against the upper roof structure, and after the power source is connected to the steel cable, making the supporting tool perpendicular to the steel cable.
In one embodiment of the invention, the support tool comprises a support rod, and the lower end of the support rod is connected with the power source.
In an embodiment of the invention, the supporting tool further comprises a first sealing plate, and the first sealing plate is arranged on the top of the supporting rod.
In an embodiment of the present invention, the supporting tool further includes a second sealing plate, and the second sealing plate is disposed between the supporting rod and the power source.
In one embodiment of the invention, the power source is a jack.
In one embodiment of the present invention, step four specifically includes moving the brace to the design position using a lever block.
Compared with the prior art, the technical scheme of the invention has the following advantages: the shifting method of the stay bar and the cable clamp in the cable structure is simple and easy to implement, and the used device is simple and easy to assemble and disassemble.
Drawings
In order that the present disclosure may be more readily understood, a more particular description of the disclosure will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings
Fig. 1 is a schematic view showing a strut restoring apparatus according to a preferred embodiment of the present invention;
FIG. 2 is an operational schematic of a strut restoration device in a preferred embodiment of the present invention;
fig. 3 is a schematic view of a power source structure in a preferred embodiment of the present invention.
Wherein: 1. supporting a tool; 2. a power source; 3. a bolt; 4. a support bar; 5. a first sealing plate; 6. lifting lugs; 7. a stay bar; 8. a steel cord; 9. a second sealing plate; 10. and (4) a cable clamp.
Detailed Description
The present invention is further described below in conjunction with the drawings and the embodiments so that those skilled in the art can better understand the present invention and can carry out the present invention, but the embodiments are not to be construed as limiting the present invention.
Referring to fig. 1 and 2, there is shown a method of displacing a stay and a clip in a cable structure in a preferred embodiment of the present invention, in which a stay 7 to be restored is connected at the bottom to a wire rope 8 by a clip 10 and at the top to support an upper roof structure.
The method for restoring the position of the support rod comprises the following steps:
the method comprises the following steps that firstly, a support rod restoration device is provided, the support rod restoration device comprises a support tool 1 and a power source 2, the bottom of the support tool 1 is connected with the power source 2, and the power source 2 can drive the support tool 1 to move;
preferably, the supporting rod that the supporting tool comprises, the bracing piece lower extreme is connected the power supply.
Specifically, be equipped with a pair of lug 6 on the bracing piece 4, lug 6 makes things convenient for hoist and mount bracing piece 4.
Preferably, the support rod 4 is a steel pipe, which can provide sufficient supporting force.
In some embodiments, the supporting tool 1 further comprises a first sealing plate 5, and the first sealing plate 5 is connected to the top of the supporting rod 4. The first sealing plate 5 can increase the contact surface of the supporting rod 4 and the upper roof structure, reduce the pressure of the supporting rod 4 to the upper roof structure and avoid scratching the upper roof structure.
In some embodiments, the supporting tool 1 further includes a second sealing plate 9, and the second sealing plate 9 is connected to the bottom of the supporting rod 4 and disposed between the supporting rod 4 and the power source 2, so that the power source 2 can stably load the supporting tool 1.
Preferably, support 1 bottoms of frock and connect power supply 2, specifically include, support 1 bottoms of frock and can dismantle and connect power supply 2, make things convenient for the dismouting to support frock 1.
Preferably, the power source 2 is a jack, and the jack can stably jack the steel pipe tool 1, so that the steel pipe tool 1 gradually supports the upper roof structure.
Secondly, the top of the supporting tool 1 is abutted against the upper roof structure, and the power source 2 is connected to the steel cable 8;
in some embodiments, as shown in fig. 2, the top of the support tool 1 is preferably positioned against the upper roof structure at the upper end of the stay 7, which is effective to support the upper roof structure.
Preferably, attaching power source 2 to wire rope 8 specifically includes attaching power source 2 to wire rope 8 using bolts 3.
In some embodiments, as shown in fig. 2, there are two bolts 3, and the bolts 3 are disposed at both ends of the base of the power source 2, so that the power source 2 can be stably fixed to the wire rope 8. As shown in fig. 3, the bolt 3 is a U-shaped bolt, and the radius of the arc portion of the U-shaped bolt matches the radius of the steel cable 8 fastened to the U-shaped bolt, so that the tension direction of the steel cable 8 is the same as the force application direction of the power source 2.
The top that will support frock 1 supports upper portion roof structure, after connecting power supply 2 on 8 with the cable wire, makes and supports frock 1 perpendicular to cable wire, makes the tension of cable wire 8, the application of force direction of power supply 2 and supports frock 1 unanimous to the application of force direction of upper portion roof structure, can prop upper portion roof structure steadily.
Thirdly, driving the supporting tool 1 to tightly push the upper roof structure by using the power source 2, so that the cable clamp 10 at the bottom of the support rod 7 is separated from the cast steel node;
moving the support rod 7 to a design position;
in some embodiments, the strut 7 is moved to a position perpendicular to the wire 8, eliminating the tendency for relative sliding between the strut 7 and the wire 8, and the cable clamp 10 is then tightened to secure the strut 7 to the wire 8.
Optionally, the lever block or other loading devices are used for moving the support rod 7 to the design position, and the lever block is simple and easy to operate and high in working efficiency.
Specifically, the lever block is used for drawing the cable clamp 10 at the lower end of the steel pipe to reset the stay bar 7 along the steel cable 8, so that the displacement of the cable clamp 10 at the lower end of the stay bar 7 is shortest, and the construction period is shortened.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. A method of displacing a stay and a cable clamp in a cable structure, comprising the steps of:
the method comprises the following steps of firstly, providing a stay bar restoration device, wherein the stay bar restoration device comprises a support tool and a power source, the bottom of the support tool is connected with the power source, and the power source can drive the support tool to move;
secondly, abutting the top of the supporting tool against an upper roof structure, and connecting the power source to the steel cable; the method comprises the following steps: connecting a power source to the steel cable by using bolts, wherein the bolts are U-shaped bolts, the radius of the arc part of each U-shaped bolt is matched with that of the steel cable buckled with the U-shaped bolt, and the bolts are arranged at two ends of a power source base;
driving the supporting tool to tightly push the upper roof structure by using the power source so as to separate the cable clamp at the bottom of the support rod from the cast steel node;
and fourthly, restoring the position of the support rod.
2. A method of displacing spacer and cable clamp assemblies in cable constructions as claimed in claim 1, wherein: support the frock bottom and connect the power supply specifically includes, support the frock bottom and can dismantle the connection the power supply.
3. A method of displacing spacer and cable clamp assemblies in cable constructions as claimed in claim 1, wherein: connecting the power source to the wire rope specifically includes connecting the power source to the wire rope using a bolt.
4. A method of displacing a spacer and a cable clamp in a cable structure as claimed in claim 3, characterized in that: the bolt is a U-shaped bolt, and the radius of the arc part of the U-shaped bolt is matched with that of the steel cable.
5. A method of displacing a spacer and a cable clamp in a cable structure as claimed in claim 1, characterized in that: and step two specifically comprises the step of abutting the top of the supporting tool against an upper roof structure, and enabling the supporting tool to be perpendicular to the steel cable after the power source is connected to the steel cable.
6. A method of displacing spacer and cable clamp assemblies in cable constructions as claimed in claim 1, wherein: the supporting tool comprises a supporting rod, and the lower end of the supporting rod is connected with the power source.
7. A method of displacing a spacer and a cable clamp in a cable structure as claimed in claim 6, characterized in that: the supporting tool further comprises a first sealing plate, and the first sealing plate is arranged at the top of the supporting rod.
8. A method of displacing spacer and clip in a cable structure according to claim 6, wherein: the supporting tool further comprises a second sealing plate, and the second sealing plate is arranged between the supporting rod and the power source.
9. A method of displacing spacer and cable clamp assemblies in cable constructions as claimed in claim 1, wherein: the power source is a jack.
10. A method of displacing a spacer and a cable clamp in a cable structure as claimed in claim 1, characterized in that: and step four, specifically, moving the support rod to a design position by using a lever hoist.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110314984.0A CN113216675B (en) | 2021-03-24 | 2021-03-24 | Method for shifting stay bar and cable clamp in cable structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110314984.0A CN113216675B (en) | 2021-03-24 | 2021-03-24 | Method for shifting stay bar and cable clamp in cable structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113216675A CN113216675A (en) | 2021-08-06 |
| CN113216675B true CN113216675B (en) | 2023-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110314984.0A Active CN113216675B (en) | 2021-03-24 | 2021-03-24 | Method for shifting stay bar and cable clamp in cable structure |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102116012A (en) * | 2009-12-30 | 2011-07-06 | 上海天演建筑物移位工程有限公司 | Suspender replacement method for tie bar type overpass bridge |
| CN102162279A (en) * | 2011-02-14 | 2011-08-24 | 东南大学 | Tensioning joint and device for single hoop cable in cable-rod structure by top support rod |
| CN202559771U (en) * | 2012-05-07 | 2012-11-28 | 中铁十局集团建筑工程有限公司 | High-altitude rope replacing device of pre-stress beam string structure |
| CN203113619U (en) * | 2013-02-28 | 2013-08-07 | 华南理工大学建筑设计研究院 | Support rod anti-sliding device provided with beam string structure |
| CN103243924A (en) * | 2013-04-25 | 2013-08-14 | 中国华冶科工集团有限公司 | Method for improving slippage resistance of cable clamp |
| CN104234445A (en) * | 2014-09-25 | 2014-12-24 | 扬州大学 | Restoration-security multifunctional bracket of deformed wooden structure building |
| CN104763162A (en) * | 2014-12-29 | 2015-07-08 | 中国地质大学（武汉） | Counter-jacking repairing scheme for loaded offset concrete filled steel tube column |
-
2021
- 2021-03-24 CN CN202110314984.0A patent/CN113216675B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102116012A (en) * | 2009-12-30 | 2011-07-06 | 上海天演建筑物移位工程有限公司 | Suspender replacement method for tie bar type overpass bridge |
| CN102162279A (en) * | 2011-02-14 | 2011-08-24 | 东南大学 | Tensioning joint and device for single hoop cable in cable-rod structure by top support rod |
| CN202559771U (en) * | 2012-05-07 | 2012-11-28 | 中铁十局集团建筑工程有限公司 | High-altitude rope replacing device of pre-stress beam string structure |
| CN203113619U (en) * | 2013-02-28 | 2013-08-07 | 华南理工大学建筑设计研究院 | Support rod anti-sliding device provided with beam string structure |
| CN103243924A (en) * | 2013-04-25 | 2013-08-14 | 中国华冶科工集团有限公司 | Method for improving slippage resistance of cable clamp |
| CN104234445A (en) * | 2014-09-25 | 2014-12-24 | 扬州大学 | Restoration-security multifunctional bracket of deformed wooden structure building |
| CN104763162A (en) * | 2014-12-29 | 2015-07-08 | 中国地质大学（武汉） | Counter-jacking repairing scheme for loaded offset concrete filled steel tube column |
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| CN113216675A (en) | 2021-08-06 |
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Inventor after: Liu Mingliang Inventor after: Zhou Chunjuan Inventor after: Dong Junfeng Inventor after: Wei Chaoqi Inventor after: Ma Rui Inventor after: Cheng Rongrong Inventor after: Li Junnan Inventor after: Su Dongsheng Inventor before: Liu Mingliang Inventor before: Gu Sheng Inventor before: Sun Jinbo Inventor before: Lin Li |
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