CN201554029U - Energy-dissipating device used for steel wire stay rope - Google Patents
Energy-dissipating device used for steel wire stay rope Download PDFInfo
- Publication number
- CN201554029U CN201554029U CN2009203101507U CN200920310150U CN201554029U CN 201554029 U CN201554029 U CN 201554029U CN 2009203101507 U CN2009203101507 U CN 2009203101507U CN 200920310150 U CN200920310150 U CN 200920310150U CN 201554029 U CN201554029 U CN 201554029U
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- steel wire
- energy
- metal tape
- tow line
- clamp structure
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Abstract
The utility model discloses an energy-dissipating device used for a steel wire stay rope, in particular to an energy-dissipating device used for absorbing the impact load applied to the steel wire stay rope in a slope protective guardrail structure. The energy-dissipating device comprises at least one metal strip (2) and a clamping structure, wherein the metal strip (2) passes through a position-limiting seam of the clamping structure and is tightly matched with the clamping structure; one end of the metal strip (2) is a free end and is provided with a position-limiting structure, and the other end of the metal strip (2) is connected with the steel wire stay rope; and the clamping structure is anchored by a connecting part. The energy-dissipating device used for the steel wire stay rope has low requirements on the material, is easy to machine, is easy to control the starting load and the working load, can be repeatedly used, and is applicable to various metal net guardrail structures, especially for the flexible stone net guardrail systems used for the slope protection of roads and railways.
Description
Technical field
The utility model relates to a kind of energy dissipator, and especially a kind of side slope protection is blocked and is used to absorb the energy dissipator of load that steel wire tow line withstands shocks in the structure.
Background technology
The flexible stone blocking net that is made of various metal flexible nets and steel wire tow line etc. is usually used in the side slope protection of highway, railway, can bear the shock loading that side slope falling rocks, mud-rock flow or snowslide bring, but its ability to bear is limited.The commonsense method that increases its ability to bear is to increase the intensity of metal flexible net and the diameter of steel wire tow line, but not only can increase the cost of stone blocking net like this, and its ability to bear is still very limited.
In order to address the above problem, the applicant's the patent No. is ZL99251864.4, name is called the utility model patent of " a kind of Steel wire pressure reducing ring ", a kind of pressure-reducing ring is disclosed, it is made of helical ring shape steel tube and fixture, the steel pipe both ends open and on this helical flank a vertical radial line submit fork, stretch out forward on both sides in the plane, tangent line place of this spiral cross section.Steel wire tow line is sent into and is passed by the other end along the steel pipe inner chamber from this pressure-reducing ring one end, stone blocking net is impacted down by falling rocks etc., when the tension force that produces in steel wire tow line acquires a certain degree, the helical ring shape steel tube is under the constraint of fixture, tangentially stretch out at two ends, internal diameter dwindles, play the effect of energy dissipating, decompression by the plastic strain of steel pipe, can significantly improve the ability to bear of wire rope and stone blocking net.
But above-mentioned pressure-reducing ring, its screw type steel pipe difficulty of processing height, plastic strain is to the requirement height of material, be subjected to material capability, processing conditions to influence unstable properties, especially wayward pressure-reducing ring startup and the working load of bringing of the fastening degree of securing member can not get control, and can not reuse after the deformability of this pressure-reducing ring has been brought into play, need remove one section steel wire tow line that it closes on during replacing at least.
The utility model content
In order to overcome existing deficiency, technical problem to be solved in the utility model provides a kind of energy dissipator that low, the easy processing of material requirement, startup and working load is easy to control, can reusablely be used for steel wire tow line.
The technical scheme that its technical problem that solves the utility model adopts is: be used for the energy dissipator of steel wire tow line, comprise at least one metal tape and clamp structure; Described metal tape from the spacing seam of clamp structure pass and with the clamp structure tight fit, an end of metal tape is free end and is provided with position limiting structure that the other end is connected with steel wire tow line; Described clamp structure is by the connector anchoring.
The beneficial effects of the utility model are: when stone blocking net is hit, after the tension force that produces in steel wire tow line acquires a certain degree, metal tape is pulled out gradually under the tension force effect, free end shortens gradually, it starts and the working load size only depends on the material characteristic that Jin Su is with, cross dimension and clamp structure size, compare with the spiral steel pipe of pressure-reducing ring, can not cause fracture phenomena, reduced requirement to material, and above-mentioned three decisive factors all are to control accurately as required, therefore can realize control at an easy rate, thereby solve the problem of unstable properties startup and working load; Metal tape and clamp structure manufacturing thereof are simple and easy to processing; When metal tape is pulled to the end, prevent to pull by position limiting structure, when safeguarding, only need the metal tape reduction promptly reusable, significantly reduced maintenance cost.
Description of drawings
Fig. 1 is a front view of the present utility model;
Fig. 2 is a left view of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further specified.
As shown in Figure 1 and Figure 2, the energy dissipator that is used for steel wire tow line of the present utility model comprises at least one metal tape 2 and clamp structure; Described metal tape 2 from the spacing seam of clamp structure pass and with the clamp structure tight fit, an end of metal tape 2 is free end and is provided with position limiting structure that the other end is connected with steel wire tow line; Described clamp structure is by the connector anchoring.
When stone blocking net was hit, after the tension force that produces in steel wire tow line acquired a certain degree, metal tape was pulled out gradually under the tension force effect, and free end shortens gradually, the other end that above-mentioned free end also promptly is connected with steel wire tow line relatively.The startup of energy dissipator and working load size only depend on material characteristic, cross dimension and the clamp structure size of Jin Su band, compare with the spiral steel pipe of pressure-reducing ring, can not cause fracture phenomena, reduced requirement to material, and above-mentioned three decisive factors all are to control accurately as required, therefore can realize control at an easy rate, thereby solve the problem of unstable properties startup and working load; Metal tape and clamp structure manufacturing thereof are simple and easy to processing; When metal tape is pulled to the end, prevent to pull by position limiting structure, when safeguarding, only need the metal tape reduction promptly reusable, significantly reduced maintenance cost.
Concrete, above-mentioned described clamp structure comprises fixture and steady pin 5 and limiting plate 8 fixed thereon, and steady pin 5 is parallel with limiting plate 8 axis, and the spacing seam of described clamp structure is the gap between steady pin 5 and the limiting plate 8.
Clamp structure can also be other structures, as plural cylinder, two planes, groove structure even be arranged to labyrinth structure etc.; Certainly the spacing seam of clamp structure also can be arranged to the width-adjusting structure, but can increase structural complexity like this, increases performance potential risk out of control.Limiting plate 8 can be above-mentioned additional structure, also can be made of the sidewall of above-mentioned connector or fixture, constitutes any member of spacing seam promptly and between the steady pin 5.
The effect of fixture mainly has been fixing, supporting role, and is concrete, and for the consideration to the support strength of steady pin 5 and limiting plate 8, above-mentioned fixing piece is the rectangle frame 4 of entity.Certainly fixture also can be structures such as closed-in construction, two base plates or pole.
Metal tape 2 can penetrate in rectangle frame 4 cavitys from rectangle frame 4 one end openings, passes the back from spacing seam and passes rectangle frame 4 from same opening, forms U font or V-shape and arranges the axes intersect of promptly above-mentioned spacing seam both sides metal tape 2; Perhaps penetrate in rectangle frame 4 cavitys from rectangle frame 4 one end openings, the opening from the relative other end after passing from spacing seam passes rectangle frame 4, forms " one " font and arranges that the axis of promptly above-mentioned spacing seam both sides metal tape 2 is a straight line.
When metal tape 2 is arranged by " one " font, reuse for guaranteeing, metal tape 2 mainly by elastic deformation and and spacing seam between friction reach the purpose of energy dissipating, a little less than the effect of energy dissipation, therefore in order to strengthen effect of energy dissipation, the axes intersect of above-mentioned spacing seam both sides metal tape 2.
Concrete, above-mentioned metal tape 2 is U font layout, at this moment, when metal tape 2 moves, constantly forms new bending ductility hinge in U type bottom, when therefore pressing U font layout, device mainly reaches the purpose of energy dissipating by the plastic strain gradually of metal tape 2; Also exist simultaneously elastic deformation and and spacing seam between friction, effect of energy dissipation is strong.Concrete, device starts and the working load size only depends on that material characteristic, cross dimension and the clamp structure size of Jin Su band comprise the radius and the spacing seam size of steady pin 5, and the U-shaped bending machining of metal tape is simple.When V-shape was arranged, in like manner, but the U font arranged that deformation range is bigger, arranged that with V-shape to compare effect of energy dissipation better.
Further, the repeated use of energy dissipator for convenience, simplification energy dissipator structure, above-mentioned metal tape 2 two ends are respectively arranged with fixing hole 3, and described position limiting structure is the stop nut 1 that matches with free end fixing hole 3, and described steel wire tow line is connected with metal tape by the fixing hole 3 of the other end.
After the free end of metal tape 2 moves to the end, only need the link of stop nut 1 and steel wire tow line is exchanged, can finish the replacement of this energy dissipator, made things convenient for maintenance, significantly reduced maintenance cost.
Above-mentioned position limiting structure also can be by limited block, spacer pin, roll formation such as curved metal tape.The syndeton of setting simultaneously and position limiting structure and steel wire tow line also can be distinguished in the two ends of above-mentioned metal tape 2, but can increase structural complexity like this, increases cost.
In order better to make the stressed symmetry of clamp structure, balance, above-mentioned connector is a y-type structure spare 6, and the arm of its Y-shaped opening both sides is connected with the spacing seam two ends of clamp structure respectively, and the arm of the other end of its relative opening is provided with anchor hole 7.
Concrete, rectangle frame 4 two sides that the arm of Y-shaped opening both sides is corresponding with steady pin 5 two ends respectively are fixedly connected, and y-type structure spare 6 stretch out direction and U type metal tape 2 to stretch out direction opposite, and fix by anchor hole 7.Certainly connector also can use other structures, as pull bar, stay cord, the structure that is used to bury underground etc.
In order to reach bigger startup and working load, above-mentioned metal tape 2 can be provided with many, but for simplified structure, concrete, the metal tape 2 of present embodiment includes only one, when bigger startup of needs and working load, can be realized by this device that a plurality of parallel connections are set.
Concrete, in order to realize the long-term work life-span of energy dissipator, above-mentioned metal tape 2 is made by corrosion-resistant steel, especially galvanized steel, corrosion-resisting alloy steel, stainless steel or adopt steel after other anticorrosive measures are handled, perhaps make, especially copper, aluminium alloys or other corrosion resisting alloys by nonferrous corrosion resistant metal.
Claims (5)
1. be used for the energy dissipator of steel wire tow line, it is characterized in that: comprise at least one metal tape (2) and clamp structure; Described metal tape (2) from the spacing seam of clamp structure pass and with the clamp structure tight fit, an end of metal tape (2) is free end and is provided with position limiting structure that the other end is connected with steel wire tow line; Described clamp structure is by the connector anchoring.
2. the energy dissipator that is used for steel wire tow line as claimed in claim 1, it is characterized in that: described clamp structure comprises fixture and steady pin (5) and limiting plate (8) fixed thereon, steady pin (5) is parallel with limiting plate (8) axis, and the spacing seam of described clamp structure is the gap between steady pin (5) and the limiting plate (8).
3. the energy dissipator that is used for steel wire tow line as claimed in claim 1 is characterized in that: the axes intersect of described spacing seam both sides metal tapes (2).
4. the energy dissipator that is used for steel wire tow line as claimed in claim 1, it is characterized in that: described metal tape (2) two ends are respectively arranged with fixing hole (3), described position limiting structure is the stop nut (1) that matches with free end fixing hole (3), and described steel wire tow line is connected with metal tape by the fixing hole (3) of the other end.
5. as claim 1,2, the 3 or 4 described energy dissipators that are used for steel wire tow line, it is characterized in that: described connector is y-type structure spare (6), the arm of its Y-shaped opening both sides is connected with the spacing seam two ends of clamp structure respectively, and the arm of the other end of its relative opening is provided with anchor hole (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203101507U CN201554029U (en) | 2009-09-11 | 2009-09-11 | Energy-dissipating device used for steel wire stay rope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203101507U CN201554029U (en) | 2009-09-11 | 2009-09-11 | Energy-dissipating device used for steel wire stay rope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201554029U true CN201554029U (en) | 2010-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203101507U Expired - Lifetime CN201554029U (en) | 2009-09-11 | 2009-09-11 | Energy-dissipating device used for steel wire stay rope |
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| CN (1) | CN201554029U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105113523A (en) * | 2015-09-18 | 2015-12-02 | 四川奥思特边坡防护工程有限公司 | Buffering and energy dissipation device for slope protection |
| CN107700374A (en) * | 2017-10-10 | 2018-02-16 | 布鲁克（成都）工程有限公司 | With the buffering energy dissipator for starting load peak clipping effect |
| CN109183641A (en) * | 2018-10-19 | 2019-01-11 | 西南交通大学 | A kind of reusable falling rocks blocks system multistage with buffer element |
| CN109440667A (en) * | 2018-10-19 | 2019-03-08 | 西南交通大学 | A kind of reusable falling rocks blocks system multistage with bar type buffer element |
| WO2019016330A3 (en) * | 2017-07-21 | 2019-03-14 | Geobrugg Ag | Energy absorption device, net, cable arrangement, use, method for producing an energy absorption device |
| CN112211946A (en) * | 2019-07-11 | 2021-01-12 | 成都安比特建筑工程有限公司 | Belt type buffer |
-
2009
- 2009-09-11 CN CN2009203101507U patent/CN201554029U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105113523A (en) * | 2015-09-18 | 2015-12-02 | 四川奥思特边坡防护工程有限公司 | Buffering and energy dissipation device for slope protection |
| WO2019016330A3 (en) * | 2017-07-21 | 2019-03-14 | Geobrugg Ag | Energy absorption device, net, cable arrangement, use, method for producing an energy absorption device |
| CN110959078A (en) * | 2017-07-21 | 2020-04-03 | 集奥布鲁克有限公司 | Energy absorption device |
| AU2018303672B2 (en) * | 2017-07-21 | 2021-03-04 | Geobrugg Ag | Energy absorption device, net, cable arrangement, use, method for producing an energy absorption device |
| RU2750282C1 (en) * | 2017-07-21 | 2021-06-25 | Геобругг Аг | Brake for a screen and/or cable structure |
| US11255060B2 (en) | 2017-07-21 | 2022-02-22 | Geobrugg Ag | Energy absorption device |
| CN110959078B (en) * | 2017-07-21 | 2022-06-07 | 集奥布鲁克有限公司 | Energy absorption device |
| CN107700374A (en) * | 2017-10-10 | 2018-02-16 | 布鲁克（成都）工程有限公司 | With the buffering energy dissipator for starting load peak clipping effect |
| CN107700374B (en) * | 2017-10-10 | 2024-03-19 | 布鲁克(苏州)工程有限公司 | Buffering energy dissipation device with starting load peak clipping function |
| CN109183641A (en) * | 2018-10-19 | 2019-01-11 | 西南交通大学 | A kind of reusable falling rocks blocks system multistage with buffer element |
| CN109440667A (en) * | 2018-10-19 | 2019-03-08 | 西南交通大学 | A kind of reusable falling rocks blocks system multistage with bar type buffer element |
| CN112211946A (en) * | 2019-07-11 | 2021-01-12 | 成都安比特建筑工程有限公司 | Belt type buffer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100818 |
|
| CX01 | Expiry of patent term |