CN103790111A - Cable net joint device for suspension bridge and hanging cable net system with device - Google Patents
Cable net joint device for suspension bridge and hanging cable net system with device Download PDFInfo
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- CN103790111A CN103790111A CN201410042703.0A CN201410042703A CN103790111A CN 103790111 A CN103790111 A CN 103790111A CN 201410042703 A CN201410042703 A CN 201410042703A CN 103790111 A CN103790111 A CN 103790111A
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Abstract
The invention relates to a cable net joint device for a suspension bridge and a hanging cable net system with the device. The cable net joint device comprises a damping frame (2) which is clamped on a hanging cable (1), a tension adjusting device (4) and an anchor (5), the tension adjusting device (4) and the anchor (5) are connected between the damping frame (2) and an auxiliary cable (3), the anchor (5) is connected with the auxiliary cable (3), and the damping frame (2) and the anchor (5) are connected through the tension adjusting device (4). The function of restraining suspension bridge hanging cable vibration is achieved.
Description
Technical field
The present invention relates to a kind of rope anastomose point apparatus and apply the rope net system that this rope anastomose point apparatus forms, especially relate to a kind of being applied to and on suspension bridge, be connected in the rope anastomose point apparatus between hoist cable and lazy halyard and apply the whole hoist cable rope net system that this rope web frame is made, belong to cable bridge technical field.
Background technology
Suspension bridge, have another name called suspension bridge (suspension bridge) and refer to main rope to hang and to be anchored in two sides (or bridge two ends) by the Sarasota bridge as the main supporting member of superstructure, the geometry of its main rope, by equilibrium of forces conditional decision, generally approaches parabola; From main rope many hoist cables that hang down, bridge floor is hung;
Therefore, hoist cable is the main bearing member of suspension bridge, it is mainly put is that intensity is high, quality is light, slenderness ratio (slenderness ratio refers to the length of hoist cable and the ratio of its cross section) is larger, therefore easily carry at wind, vibrate under the effect such as carload, its vibration will directly affect safety in utilization and the reliability of hoist cable, especially, in the time there is resonance, can produce the damage that cannot retrieve to whole suspension bridge.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency, a kind of have the suspension bridge rope anastomose point apparatus that suppresses sling of suspension bridge vibrating function and the hoist cable rope net system of applying this device are provided.
The object of the present invention is achieved like this: rope anastomose point apparatus for a kind of suspension bridge, described rope anastomose point apparatus includes the vibration-absorbing mounting being folded on hoist cable, and be connected in tension-adjusting gear and the ground tackle between vibration-absorbing mounting and lazy halyard, above-mentioned ground tackle is connected with lazy halyard, between vibration-absorbing mounting and ground tackle, is connected by tension-adjusting gear.
The present invention is rope anastomose point apparatus for a kind of suspension bridge, described vibration-absorbing mounting includes two involutory Hafu-type clamping plate, above-mentioned two Hafu-type clamping plate are bolted, and are provided with high-damping rubber on the contact surface of Hafu-type clamping plate and hoist cable, on described bolt, are set with high-damping rubber.
The present invention is rope anastomose point apparatus for a kind of suspension bridge, described tension-adjusting gear includes swivel nut and connecting stud, one one end that connects otic placode is articulated with between two Hafu-type clamping plate by bearing pin, the bolt structure of the other end screws in of swivel nut, and the other end of swivel nut screws in the connecting stud being connected with ground tackle.
The present invention is rope anastomose point apparatus for a kind of suspension bridge, described ground tackle includes anchor cup, connecting cylinder and connection otic placode, connecting stud is connected with the anchor cup that forms ground tackle, and anchor cup is connected with connecting cylinder is combined, and lazy halyard is fixedly connected with connecting cylinder by the anchor cup of ground tackle.
The present invention is rope anastomose point apparatus for a kind of suspension bridge, and described lazy halyard cable body adopts the poly-high density polyethylene (HDPE) high-tensile steel wires drag-line of hot extrude, and cable body steel wire adopts relaxation rate to be not more than 2.5% underrelaxation steel wire.
A kind of hoist cable rope net system of applying suspension bridge rope anastomose point apparatus, described system includes the main rope being set up between Sarasota, be connected in the hoist cable between main rope and pontic, between described hoist cable, be provided with lazy halyard, and be connected by rope anastomose point apparatus between hoist cable and lazy halyard;
Described rope anastomose point apparatus includes the vibration-absorbing mounting being folded on hoist cable, and be connected in tension-adjusting gear and the ground tackle between vibration-absorbing mounting and lazy halyard, described vibration-absorbing mounting includes two involutory Hafu-type clamping plate, above-mentioned two Hafu-type clamping plate are bolted, and be provided with high-damping rubber on the contact surface of Hafu-type clamping plate and hoist cable, on bolt, be set with high-damping rubber simultaneously, described tension-adjusting gear includes swivel nut and connecting stud, one one end that connects otic placode is articulated with between two Hafu-type clamping plate by bearing pin, the bolt structure of the other end screws in of swivel nut, the other end of swivel nut screws in the connecting stud being connected with ground tackle, described ground tackle is connected with lazy halyard.
A kind of hoist cable rope net system of applying suspension bridge rope anastomose point apparatus of the present invention, described lazy halyard cable body adopts the poly-high density polyethylene (HDPE) high-tensile steel wires drag-line of hot extrude, and cable body steel wire adopts relaxation rate to be not more than 2.5% underrelaxation steel wire.
Compared with prior art, the invention has the beneficial effects as follows:
The rope net that the present invention utilizes hoist cable and lazy halyard to form disturbs the factors such as the frequency of hoist cable vibration, eliminates the energy of vibration, suppresses thereby reach the object that sling of suspension bridge vibrates.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of suspension bridge of the present invention rope anastomose point apparatus.
Fig. 2 is the longitudinal profile schematic diagram of a kind of suspension bridge of the present invention rope anastomose point apparatus.。
Fig. 3 is the horizontal section schematic diagram of a kind of suspension bridge of the present invention rope anastomose point apparatus.
Fig. 4 is the structural representation of a kind of suspension bridge of the present invention rope anastomose point apparatus vibration-absorbing mounting.
Fig. 5 is the horizontal section schematic diagram of a kind of suspension bridge of the present invention rope anastomose point apparatus vibration-absorbing mounting.
Fig. 6 is the structure diagram of a kind of hoist cable rope net system of applying suspension bridge rope anastomose point apparatus of the present invention.
Wherein:
Hoist cable 1, vibration-absorbing mounting 2, lazy halyard 3, tension-adjusting gear 4, ground tackle 5, main rope 6, Sarasota 7;
Hafu-type clamping plate 2.1, high-damping rubber 2.2, bolt 2.3;
Swivel nut 4.1, connecting stud 4.2;
Anchor cup 5.1, connecting cylinder 5.2, connection otic placode 5.3.
The specific embodiment
Referring to Fig. 1 ~ 5, a kind of suspension bridge rope anastomose point apparatus the present invention relates to, described rope anastomose point apparatus includes the vibration-absorbing mounting 2 being folded on hoist cable 1, and the tension-adjusting gear 4 and the ground tackle 5(that are connected between vibration-absorbing mounting 2 and lazy halyard 3 simply say, vibration-absorbing mounting 2 realizations are connected with hoist cable 1, ground tackle 5 realizations are connected with lazy halyard 3, between vibration-absorbing mounting 2 and ground tackle 5, be connected by tension-adjusting gear 4), above-mentioned lazy halyard cable body 3 adopts hot extrude to gather high density polyethylene (HDPE) high-tensile steel wires drag-line, cable body steel wire adopts relaxation rate to be not more than 2.5% underrelaxation steel wire,
Referring to Fig. 4 and Fig. 5, described vibration-absorbing mounting 2 includes two involutory Hafu-type clamping plate 2.1, above-mentioned two Hafu-type clamping plate 2.1 are fixing by bolt 2.3, and be provided with high-damping rubber 2.2 on the contact surface of Hafu-type clamping plate 2.1 and hoist cable 1, bolt 2.3 is also set with high-damping rubber 2.2 on the position between two Hafu-type clamping plate 2.1 simultaneously, by high-damping rubber 2.2 is set, both protected the cable body of hoist cable, again for auxiliary rustling sound web frame provides suitable internal damping;
Referring to Fig. 1 ~ 3, described tension-adjusting gear 4 includes swivel nut 4.1 and connecting stud 4.2, described ground tackle 5 includes anchor cup 5.1, connecting cylinder 5.2 be connected otic placode 5.3, one end of described connection otic placode 5.3 is articulated with between two Hafu-type clamping plate 2.1 by bearing pin, the bolt structure of the other end screws in of swivel nut 4.1, the other end of swivel nut 4.1 screws in the connecting stud 4.2 being connected with ground tackle 5, concretely, connecting stud 4.2 is connected with the anchor cup 5.1 that forms ground tackle 5, anchor cup 5.1 is connected with connecting cylinder 5.2 is combined, lazy halyard 3 is fixedly connected with connecting cylinder 5.2 by the anchor cup 5.1 of ground tackle 5.
Referring to Fig. 6, a kind of hoist cable rope net system of applying suspension bridge rope anastomose point apparatus the present invention relates to, described system includes the main rope 6 being set up between Sarasota 7, be connected in the hoist cable 1 between main rope 6 and pontic, between described hoist cable 1, be provided with lazy halyard 3, and be connected by rope anastomose point apparatus between hoist cable 1 and lazy halyard 3;
Described rope anastomose point apparatus includes the vibration-absorbing mounting 2 being folded on hoist cable 1, and is connected in tension-adjusting gear 4 and ground tackle 5 between vibration-absorbing mounting 2 and lazy halyard 3,
Referring to Fig. 4 and Fig. 5, described vibration-absorbing mounting 2 includes two involutory Hafu-type clamping plate 2.1, above-mentioned two Hafu-type clamping plate 2.1 are fixing by bolt 2.3, and be provided with high-damping rubber 2.2 on the contact surface of Hafu-type clamping plate 2.1 and hoist cable 1, on bolt 2.3, be also set with high-damping rubber 2.2 simultaneously, by high-damping rubber 2.2 is set, both protected the cable body of hoist cable, again for auxiliary rustling sound web frame provides suitable internal damping;
Referring to Fig. 1 ~ 3, described tension-adjusting gear 4 includes swivel nut 4.1 and connecting stud 4.2, one one end that connects otic placode 5.3 is articulated with between two Hafu-type clamping plate 2.1 by bearing pin, the bolt structure of the other end screws in of swivel nut 4.1, the other end of swivel nut 4.1 screws in the connecting stud 4.2 being connected with ground tackle 5, and described ground tackle 5 is connected with lazy halyard 3.
Meanwhile, the present invention also needs to have following feature:
1) between 2 hoist cables of same suspension centre or 4 hoist cables, adopt vibration-absorbing mounting to connect, form a little rope net damper unit;
2) adopt lazy halyard that above vibration-absorbing mounting is connected, form large rope net system, in order to guarantee good effectiveness in vibration suppression, being arranged vertically of lazy halyard and hoist cable;
3) in lazy halyard, must keep certain tension force, so that rope net absorbing vibrational energy;
4) rope net must have certain anti-fatigue performance, to adapt to fretting fatigue;
5) in order to guarantee the application life of rope web frame, auxiliary cable body must have certain durability.
, it should be noted that: above-mentioned embodiment is only this patent one optimization embodiment, and any change or improvement that those skilled in the art does according to above-mentioned design, all within the protection domain of this patent meanwhile.
Claims (7)
1. a rope anastomose point apparatus for suspension bridge, it is characterized in that: described rope anastomose point apparatus includes the vibration-absorbing mounting (2) being folded on hoist cable (1), and be connected in tension-adjusting gear (4) and the ground tackle (5) between vibration-absorbing mounting (2) and lazy halyard (3), above-mentioned ground tackle (5) is connected with lazy halyard (3), between vibration-absorbing mounting (2) and ground tackle (5), is connected by tension-adjusting gear (4).
2. rope anastomose point apparatus for a kind of suspension bridge as claimed in claim 1, it is characterized in that: described vibration-absorbing mounting (2) includes two involutory Hafu-type clamping plate (2.1), above-mentioned two Hafu-type clamping plate (2.1) are fixing by bolt (2.3), and on the contact surface of Hafu-type clamping plate (2.1) and hoist cable (1), be provided with high-damping rubber (2.2), on described bolt (2.3), be set with high-damping rubber (2.2).
3. rope anastomose point apparatus for a kind of suspension bridge as claimed in claim 2, it is characterized in that: described tension-adjusting gear (4) includes swivel nut (4.1) and connecting stud (4.2), one one end that connects otic placode (5.3) is articulated with between two Hafu-type clamping plate (2.1) by bearing pin, the bolt structure of the other end screws in of swivel nut (4.1), and the other end of swivel nut (4.1) screws in the connecting stud (4.2) being connected with ground tackle (5).
4. rope anastomose point apparatus for a kind of suspension bridge as claimed in claim 3, it is characterized in that: described ground tackle (5) includes anchor cup (5.1), connecting cylinder (5.2) and is connected otic placode (5.3), connecting stud (4.2) is connected with the anchor cup (5.1) that forms ground tackle (5), anchor cup (5.1) and combined connection of connecting cylinder (5.2), lazy halyard (3) is fixedly connected with connecting cylinder (5.2) by the anchor cup (5.1) of ground tackle (5).
5. a kind of suspension bridge rope anastomose point apparatus as described in claim 1,2,3 or 4, it is characterized in that: described lazy halyard cable body (3) adopts the poly-high density polyethylene (HDPE) high-tensile steel wires drag-line of hot extrude, and cable body steel wire adopts relaxation rate to be not more than 2.5% underrelaxation steel wire.
6. apply the hoist cable rope net system of suspension bridge rope anastomose point apparatus for one kind, described system includes the main rope (6) being set up between Sarasota (7), be connected in the hoist cable (1) between main rope (6) and pontic, it is characterized in that: between described hoist cable (1), be provided with lazy halyard (3), and be connected by rope anastomose point apparatus between hoist cable (1) and lazy halyard (3);
Described rope anastomose point apparatus includes the vibration-absorbing mounting (2) being folded on hoist cable (1), and be connected in tension-adjusting gear (4) and the ground tackle (5) between vibration-absorbing mounting (2) and lazy halyard (3), described vibration-absorbing mounting (2) includes two involutory Hafu-type clamping plate (2.1), above-mentioned two Hafu-type clamping plate (2.1) are fixing by bolt (2.3), and be provided with high-damping rubber (2.2) on the contact surface of Hafu-type clamping plate (2.1) and hoist cable (1), on bolt (2.3), be set with high-damping rubber (2.2) simultaneously, described tension-adjusting gear (4) includes swivel nut (4.1) and connecting stud (4.2), one one end that connects otic placode (5.3) is articulated with between two Hafu-type clamping plate (2.1) by bearing pin, the bolt structure of the other end screws in of swivel nut (4.1), the other end of swivel nut (4.1) screws in the connecting stud (4.2) being connected with ground tackle (5), described ground tackle (5) is connected with lazy halyard (3).
7. apply the hoist cable rope net system of suspension bridge rope anastomose point apparatus as one kind of claim 6, it is characterized in that: described lazy halyard cable body (3) adopts the poly-high density polyethylene (HDPE) high-tensile steel wires drag-line of hot extrude, and cable body steel wire adopts relaxation rate to be not more than 2.5% underrelaxation steel wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410042703.0A CN103790111A (en) | 2014-01-29 | 2014-01-29 | Cable net joint device for suspension bridge and hanging cable net system with device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410042703.0A CN103790111A (en) | 2014-01-29 | 2014-01-29 | Cable net joint device for suspension bridge and hanging cable net system with device |
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| CN103790111A true CN103790111A (en) | 2014-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410042703.0A Pending CN103790111A (en) | 2014-01-29 | 2014-01-29 | Cable net joint device for suspension bridge and hanging cable net system with device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104762880A (en) * | 2015-05-03 | 2015-07-08 | 李孟平 | Improved bridge inhaul cable structure and hanging method thereof |
| CN105220615A (en) * | 2015-09-15 | 2016-01-06 | 同济大学 | A kind of vibration absorber suppressing large-span suspension bridge suspension rod wind-induced vibration |
| CN108660905A (en) * | 2018-04-09 | 2018-10-16 | 中铁大桥科学研究院有限公司 | Long hoist cable damping device in a kind of suspension bridge |
| CN108660926A (en) * | 2018-07-26 | 2018-10-16 | 柳州欧维姆机械股份有限公司 | A kind of space drag-line anticollision vibration isolation type universal connector and its fabrication and installation method |
| CN109989337A (en) * | 2019-04-26 | 2019-07-09 | 重庆大学 | It is easy to the column type bridge boom wind resistance damping device installed additional |
| CN112942105A (en) * | 2021-04-23 | 2021-06-11 | 湖南大学 | Suspension bridge hoist cable damping system |
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| CN102776837A (en) * | 2012-08-13 | 2012-11-14 | 长安大学 | Stay cable damping system based on damping auxiliary ropes |
| CN103362064A (en) * | 2013-07-04 | 2013-10-23 | 江苏法尔胜缆索有限公司 | Auxiliary cable net system for vibration reduction of extra-large span bridge cables |
| CN203782570U (en) * | 2014-01-29 | 2014-08-20 | 江苏法尔胜缆索有限公司 | Network cable node device used for suspension bridge and sling network cable system applying same |
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| JPH0726510A (en) * | 1993-07-09 | 1995-01-27 | S Ii:Kk | Damping method of diagonal material cable |
| CN2486635Y (en) * | 2001-05-24 | 2002-04-17 | 珠海市晶艺玻璃工程有限公司 | Stress regulator in cable rod system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104762880A (en) * | 2015-05-03 | 2015-07-08 | 李孟平 | Improved bridge inhaul cable structure and hanging method thereof |
| CN105220615A (en) * | 2015-09-15 | 2016-01-06 | 同济大学 | A kind of vibration absorber suppressing large-span suspension bridge suspension rod wind-induced vibration |
| CN108660905A (en) * | 2018-04-09 | 2018-10-16 | 中铁大桥科学研究院有限公司 | Long hoist cable damping device in a kind of suspension bridge |
| CN108660905B (en) * | 2018-04-09 | 2020-09-01 | 中铁大桥科学研究院有限公司 | Damping vibration damper for medium and long suspension cables of suspension bridge |
| CN108660926A (en) * | 2018-07-26 | 2018-10-16 | 柳州欧维姆机械股份有限公司 | A kind of space drag-line anticollision vibration isolation type universal connector and its fabrication and installation method |
| CN109989337A (en) * | 2019-04-26 | 2019-07-09 | 重庆大学 | It is easy to the column type bridge boom wind resistance damping device installed additional |
| CN112942105A (en) * | 2021-04-23 | 2021-06-11 | 湖南大学 | Suspension bridge hoist cable damping system |
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Application publication date: 20140514 |