CN203452233U - Inhaul cable structure overload protection device and self-balancing cable truss composed of inhaul cable structure overload protection device - Google Patents
Inhaul cable structure overload protection device and self-balancing cable truss composed of inhaul cable structure overload protection device Download PDFInfo
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- CN203452233U CN203452233U CN201320461331.6U CN201320461331U CN203452233U CN 203452233 U CN203452233 U CN 203452233U CN 201320461331 U CN201320461331 U CN 201320461331U CN 203452233 U CN203452233 U CN 203452233U
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- overload protection
- link rod
- structure overload
- protection device
- protection arrangement
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Abstract
The utility model discloses an inhaul cable structure overload protection device and a self-balancing cable truss composed of the inhaul cable structure overload protection device. The inhaul cable structure overload protection device is arranged between a fixed end and a steel cable and comprises a first link rod linked with the fixed end, and a second link rod linked with the steel cable. The inhaul cable structure overload protection device further comprises a bumper linked between the first link rod and the second link rod. The two ends of the bumper are provided with inner threaded link holes, and an annular groove is formed in the middle of the bumper. A fracture notch is formed in the bottom of the annular groove. The inhaul cable structure overload protection device further comprises a sleeve part used for being arranged in the bumper in a sleeved mode, and a sleeved cavity used for containing the bumper is formed in the sleeve part. An elastic part is arranged at the end portion of the second link rod in a sleeved mode, and the elastic part and the bumper are arranged between the two ends of the sleeved cavity in a clamped mode. According to the inhaul cable structure overload protection device, the steel cable is prevented from being snapped, the high strength and the high bearing performance of spring gel are utilized, certain tension of the inhaul cable is maintained, an inhaul cable system is prevented from losing effect, and safety accidents are prevented. The sleeved structure is adopted, threaded linkage is adopted, the structure is simple, the production cost is low, the inhaul cable structure overload protection device is easy to install, detach and maintain, and occupied space is little.
Description
Technical field
The utility model relates to a kind of overload protection arrangement, more particularly refers to a kind of stayed structure overload protection arrangement and the self-balancing cable truss consisting of it.
Background technology
At present, the not design of the drag-line of most of cable curtain wall, installation overload protection arrangement, and stayed structure leans on the tension force of drag-line to form structural system, the rigidity of the larger acquisition of pretension of drag-line is larger.The pretension of some engineering drag-lines is set too much, and in the time of the actual stretch-draw of engineering that also has, pretension surpasses and sets value.When the fortuitous events such as earthquake cause agent structure distortion, the pulling force of drag-line continues to strengthen on the basis of pretension, may surpass the Fracture Force of drag-line, and cable wire is pulled off, and stayed structure system lost efficacy, produces serious consequence.Small part cable curtain wall designs, overload protection arrangement is installed, and comprises that one is fixed on the pedestal on constructure body structure; One is connected the pillar that as a whole and outer end is provided with hinged-support with pedestal; The hinged rocking arm of hinged-support on one middle part and pillar; One connection is installed in the spring assembly between rocking arm one end and pedestal; One connection is installed in the other end of rocking arm and the bumper bar between pedestal, and the pull bar of cable-strut tensile structure or drag-line are also arranged on the one end that has bumper bar on rocking arm.When the pulling force of drag-line exceeds the demarcation Fracture Force of bumper bar, bumper bar destroys, and pulling force carries out redistributing of power by playing rocking arm and the spring assembly of leverage, drag-line pulling force is declined rapidly, thereby avoided the destruction to drag-line.This device volume is huge, and the one, take building usage space, by architect, owner, do not accepted; The 2nd, the scope of application is restricted, and this device can only be for open bearing place, space, and the bearing that space is inadequate and more intermediate node cannot be used.
Therefore, the inventor develops a kind of new stayed structure overload protection arrangement for this reason.
Utility model content
The purpose of this utility model is to overcome the defect of prior art, the self-balancing cable truss that a kind of stayed structure overload protection arrangement is provided and consists of it.
For achieving the above object, the utility model is by the following technical solutions:
Stayed structure overload protection arrangement, be located between fixed end and cable wire, comprise the first link rod connecting with fixed end, the second link rod connecting with cable wire, also comprise the bumper bar being connected between the first link rod and the second link rod, the two ends of described bumper bar are provided with internal thread connection holes, centre is provided with cannelure, and described cannelure bottom is provided with fracture breach; Also comprise for being inserted in the sleeve member of bumper bar, in sleeve member, be provided with for being held into the socket chamber of bumper bar; The end of the second link rod is arranged with elastic component, and elastic component and bumper bar are located between the two ends in socket chamber.
Its further technical scheme is: described elastic component is elastic rubber tube, and described elastic rubber tube is EU pipe.
Its further technical scheme is: described sleeve member comprise sleeve and with the end cap of sleeve ends thread connection.
Its further technical scheme is: between described the second link rod and cable wire, be also provided with double end adjusting screw(rod).
Its further technical scheme is: the first link rod is provided with the earhole portion connecting with the otic placode of fixed end.
Its further technical scheme is: described elastic component is the composite member of EU pipe and metal tube; Described EU pipe is provided with annular chamber, is point bottom at the bottom of chamber; One end of described metal tube is pointed, and is inserted in the annular chamber of EU pipe; The other end of described metal tube is plane, stretches out in outside the annular chamber of EU pipe, is only butted on the end face of bumper bar.
Self-balancing cable truss, comprises the main steel pipe of being located between two fixed ends, and is laterally located at the strut on main steel pipe, also comprises fore stay, the backstay of being located at main steel pipe front and back side; The two ends of described fore stay connect with the two ends of main steel pipe by aforesaid stayed structure overload protection arrangement, and the centre of fore stay is through the first half of strut; The front end of described strut is provided with to refute and connects pawl; Refute the front side that connects pawl and be fixed with glass plate; The two ends of described backstay connect with the two ends of main steel pipe by aforesaid stayed structure overload protection arrangement, and the centre of backstay is through the rearward end of strut.
Its further technical scheme is: the two ends of described main steel pipe are respectively provided with the side support plate of one group of symmetry, and described side support plate is provided with pin-and-hole and the bearing pin connecting with stayed structure overload protection arrangement.
Its further technical scheme is: described main steel pipe is provided with several for the strut hole through strut.
The utility model beneficial effect is compared with prior art: the utility model adopts elastic component to be used as bumper bar fracture damping, buffering material afterwards, can cushion drag-line and transmit huge impact force; Utilize the high resiliency performance of spring glue (being EU pipe), the cable wire that can relax after compressive deformation, protection cable wire is not pulled off; Utilize spring glue high strength, high-bearing performance, maintains the certain tension force of drag-line, avoids guy system to lose efficacy, and security incident occurs.The utility model adopts shrink-fit structure, adopts thread connection, and it is simple in structure, and cost of production is low, is easy to mounting or dismounting and safeguards, takes up room little.
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view (spring glue is stress not, and bumper bar does not disconnect) of the utility model stayed structure overload protection arrangement specific embodiment;
Fig. 2 is the cross-sectional view (spring glue stress, bumper bar disconnects) of the utility model stayed structure overload protection arrangement specific embodiment;
Fig. 3 is the modular construction schematic diagram of the a-quadrant in Fig. 1;
Fig. 4 is the modular construction schematic diagram (elastic component employing assembling unit structure) of the a-quadrant in Fig. 1;
Fig. 5 is the floor map of the utility model self-balancing cable truss specific embodiment;
Fig. 6 is the B portion enlarged drawing in Fig. 5.
Reference numeral
10 steel pipe 11 otic placodes
20 cable wire 30 stayed structure overload protection arrangements
31 first link rod 311 earhole portions
32 second link rod 33 bumper bars
331 internal thread connection holes 332 internal thread connection holes
333 cannelure 334 fracture breach
34 sleeve member 340 socket chambeies
341 sleeve 342 end caps
343 through hole 344 holding screws
35 elastic component 35A elastic components
351 EU pipe 3511 annular chambers
3512 point bottom 352 metal tubes
3521 pointed 40 double end adjusting screw(rod)s
60 refute and connect pawl 61 glass plates
70 strut 71 fore staies
The main steel pipe of 72 backstay 80
81 side support plate 811 pin-and-holes
812 bearing pin 82 strut holes
90 built-in fitting 21 cable wire heads
The specific embodiment
In order to more fully understand technology contents of the present utility model, below in conjunction with specific embodiment, the technical solution of the utility model is further introduced and explanation, but be not limited to this.
Specific embodiment as Figure 1-3, the utility model stayed structure overload protection arrangement 30, be located at a kind of form of structure of steel pipe 10(fixed end) and cable wire 20 between, comprise the first link rod 31 connecting with steel pipe 10, the second link rod 32 connecting with cable wire 20, also comprise the bumper bar 33 between the first link rod 31 and the second link rod 32 by thread connection, the two ends of bumper bar 33 are provided with the internal thread connection holes 331,332 connecting with the first link rod 31, the second link rod 32, centre is provided with cannelure 333, and cannelure 333 bottoms are provided with fracture breach 334; Also comprise for being inserted in the sleeve member 34 of bumper bar 33, in sleeve member 34, be provided with for being held into the socket chamber 340 of bumper bar 33; The bottom in socket chamber 340 is provided with for the through hole 343 through the first link rod 31.The end of the second link rod 32 is arranged with elastic component 35, and elastic component 35 and bumper bar 33 are located between the two ends in socket chamber 340.Sleeve member 34 wherein comprises sleeve 341 and the end cap 342 connecting with sleeve 341 end thread.The other end of sleeve is provided with for the fixing holding screw 344 of bumper bar.The head end being also provided with between the second link rod 32 and cable wire 20 for the double end adjusting screw(rod) 40(cable wire 20 of tension adjusting has adopted cable wire head 21).The first link rod 31 is provided with the earhole portion 311 connecting with the otic placode 11 of steel pipe 10.The length of elastic component 35 is slightly longer than the degree of depth in sleeve, so that when end cap 342 is mounted to the end of sleeve 341, elastic component forms certain preload pressure, to prevent that bumper bar fracture from time forming impact force, but the pulling force that this preload pressure bears much smaller than bumper bar.Double end adjusting screw(rod) is wherein used for producing tensile force, in other embodiment, also can adopt other strainer.
As shown in Figure 2, when the pulling force between the first link rod 31 and the second link rod 32 surpasses the rupture pull force of setting, bumper bar 33 can be from the fracture of fracture indentation, there, and under the pulling force effect of cable wire 20, post-rift bumper bar one end acts on elastic component 35.Because elastic component 35 has certain elastic deformation, make drag-line still there is certain tensile force, can substantially keep stayed structure indeformable.Wherein, bumper bar is disrumpent feelings rear spring glue compressive deformation, drag-line is relaxed, and has reduced drag-line pulling force, and protection cable wire is not pulled off, and spring glue can maintain certain pulling force simultaneously, retains most of function of curtain wall.Due to the distortion of spring glue, be very easy to find bumper bar disrumpent feelings, because whole stayed structure (such as cable curtain wall) designs by maximum windage or maximal destruction power.Select in calm situation, change bumper bar, unclamp end cap, connecting screw rod.After finishing changing fuse, pass through drag-line adjustable side tension cable, cable curtain wall function is recovered.
In the present embodiment, elastic component 35 is elastic rubber tube, wherein, and elastic rubber tube preferred, polyethers type polyurethane pipe.EU is a kind of novel synthetic material between plastics and rubber being formed by polymers polyalcohol and isocyanate reaction, chain extension, interlinkage.There is resistance to chemical attack, tensile strength, high resiliency, high pressure resistant loading, abrasion performance intensity is high, shock absorption is strong, tear-resistant, radiation hardness, high strength, the superperformances such as high-bearing and damping, buffering.
The present embodiment is applicable to φ 12 cable wires of minimum breaking force 98.71KN, in the time need to being applied to the cable wire of other specifications, minimum breaking force according to cable wire, calculates, designs the cross section of suitable bumper bar, elastic gum, screw rod, bearing pin, and the present embodiment is changed a little.The cable wire of corresponding different-diameter, can become a product line by the utility model design.
In other embodiment, may there is larger deformation distance in stayed structure, in order to reduce stayed structure rigidity on the whole, and reduces its destructive power of outer bound pair, and stayed structure may need there is the contract by distance of tens millimeters; Now adopt single elastic tube be difficult to grasp the compressive strain of this long distance, the shift length going out if unnecessary adopts vacant mode, but may, when bumper bar splits absolutely, produce huge impact force.In this case, can adopt structure as shown in Figure 4.Elastic component 35A is the composite member of EU pipe 351 and metal tube 352; EU pipe 351 is provided with annular chamber 3511, is point bottom 3512 at the bottom of chamber; One end of metal tube 352 is pointed 3521, and is inserted in the annular chamber 3511 of EU pipe 351; The other end of metal tube 352 is plane, stretches out in outside the annular chamber 3511 of EU pipe, is only butted on the end face of bumper bar 33.Wherein, metal tube stretches out in distance outside the annular chamber of EU pipe and equals the required distance of stretch out and draw back of pull bar and deduct the deformation distance that EU Guan Suoneng produces.The preferential 120-150 degree that adopt in point bottom 3512 and pointed 3521, angle is larger, and it is longer that composite member is extruded time of distortion.Adopt the combination of this EU pipe and metal tube, can reduce the length of EU pipe, save materials cost.
As shown in Figure 5, Figure 6, the utility model self-balancing cable truss, comprises the main steel pipe 80 between the built-in fitting 90 of being located at two fixed ends, and is laterally located at the strut 70 on main steel pipe 80, also comprises fore stay 71, the backstay 72 of being located at main steel pipe 80 front and back sides; The two ends of fore stay 71 connect with the two ends of main steel pipe 80 by aforesaid stayed structure overload protection arrangement 30, and the centre of fore stay 71 is through the first half of strut 70; The front end of strut 70 is provided with to refute and connects pawl 60; Refuting the front side that connects pawl 60, to be fixed with glass plate 61(be curtain wall); The two ends of backstay 72 connect with the two ends of main steel pipe 80 by aforesaid stayed structure overload protection arrangement 30, and the centre of backstay 72 is through the rearward end of strut 70.
The two ends of main steel pipe 80 are respectively provided with the side support plate 81 of one group of symmetry, and side support plate 81 is provided with pin-and-hole 811 and the bearing pin 812 connecting with stayed structure overload protection arrangement 30.Main steel pipe 80 is provided with several for the strut hole 82 through strut 70.
By this self-balancing cable truss, can be built into curtain wall.Owing to having adopted stayed structure overload protection arrangement; when running into the severe situation such as violent typhoon or earthquake; when whole self-balancing cable truss exceeds its limit; bumper bar fracture; the drag-line originally prefastening force of superelevation is released; drag-line can not rupture, and also still by sleeve and elastic component, is supporting drag-line (being cable wire), and whole self-balancing cable truss can not collapse.After severe situation generation, the stayed structure overload protection arrangement again more renewing.The self-balancing cable truss that has adopted stayed structure overload protection arrangement, drag-line is easy fracture not, safe and reliable, produces installation cost low, and dismounting is simple.
In other embodiment, the utility model safeties also can other stayed structure in, such as drag-line roof structure.
In sum, the utility model adopts elastic component to be used as bumper bar fracture damping, buffering material afterwards, can cushion drag-line and transmit huge impact force; Utilize the high resiliency performance of spring glue, the cable wire that can relax after compressive deformation, protection cable wire is not pulled off; Utilize spring glue high strength, high-bearing performance, maintains the certain tension force of drag-line, avoids guy system to lose efficacy, and security incident occurs.
Above-mentionedly only with embodiment, further illustrate technology contents of the present utility model; so that reader is easier to understand; but do not represent that embodiment of the present utility model only limits to this, any technology of doing according to the utility model is extended or recreation, is all subject to protection of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (9)
1. stayed structure overload protection arrangement, be located between fixed end and cable wire, comprise the first link rod connecting with fixed end, the second link rod connecting with cable wire, characterized by further comprising the bumper bar being connected between the first link rod and the second link rod, the two ends of described bumper bar are provided with internal thread connection holes, centre is provided with cannelure, and described cannelure bottom is provided with fracture breach; Also comprise for being inserted in the sleeve member of bumper bar, in sleeve member, be provided with for being held into the socket chamber of bumper bar; The end of the second link rod is arranged with elastic component, and elastic component and bumper bar are located between the two ends in socket chamber.
2. stayed structure overload protection arrangement according to claim 1, is characterized in that described elastic component is elastic rubber tube, and described elastic rubber tube is EU pipe.
3. stayed structure overload protection arrangement according to claim 1, it is characterized in that described sleeve member comprise sleeve and with the end cap of sleeve ends thread connection.
4. stayed structure overload protection arrangement according to claim 1, is characterized in that being also provided with double end adjusting screw(rod) between the second described link rod and cable wire.
5. stayed structure overload protection arrangement according to claim 1, is characterized in that described the first link rod is provided with the earhole portion connecting with the otic placode of fixed end.
6. stayed structure overload protection arrangement according to claim 1, is characterized in that described elastic component is the composite member of EU pipe and metal tube; Described EU pipe is provided with annular chamber, is point bottom at the bottom of chamber; One end of described metal tube is pointed, and is inserted in the annular chamber of EU pipe; The other end of described metal tube is plane, stretches out in outside the annular chamber of EU pipe, is only butted on the end face of bumper bar.
7. self-balancing cable truss, is characterized in that comprising the main steel pipe of being located between two fixed ends, and is laterally located at the strut on main steel pipe, also comprises fore stay, the backstay of being located at main steel pipe front and back side; The two ends of described fore stay connect with the two ends of main steel pipe by stayed structure overload protection arrangement claimed in claim 1, and the centre of fore stay is through the first half of strut; The front end of described strut is provided with to refute and connects pawl; Refute the front side that connects pawl and be fixed with glass plate; The two ends of described backstay connect with the two ends of main steel pipe by stayed structure overload protection arrangement claimed in claim 1, and the centre of backstay is through the rearward end of strut.
8. self-balancing cable truss according to claim 7, is characterized in that the two ends of described main steel pipe are respectively provided with the side support plate of one group of symmetry, and described side support plate is provided with pin-and-hole and the bearing pin connecting with stayed structure overload protection arrangement.
9. self-balancing cable truss according to claim 7, is characterized in that described main steel pipe is provided with several for the strut hole through strut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320461331.6U CN203452233U (en) | 2013-07-30 | 2013-07-30 | Inhaul cable structure overload protection device and self-balancing cable truss composed of inhaul cable structure overload protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320461331.6U CN203452233U (en) | 2013-07-30 | 2013-07-30 | Inhaul cable structure overload protection device and self-balancing cable truss composed of inhaul cable structure overload protection device |
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| Publication Number | Publication Date |
|---|---|
| CN203452233U true CN203452233U (en) | 2014-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320461331.6U Withdrawn - After Issue CN203452233U (en) | 2013-07-30 | 2013-07-30 | Inhaul cable structure overload protection device and self-balancing cable truss composed of inhaul cable structure overload protection device |
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| CN (1) | CN203452233U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103362239A (en) * | 2013-07-30 | 2013-10-23 | 深圳市三鑫幕墙工程有限公司 | Guy cable structure overload protection device and self-balance cable truss constituted thereby |
| CN107654574A (en) * | 2017-10-19 | 2018-02-02 | 江阴市蒋氏汽摩部件有限公司 | A kind of easy-to-dismount drag-line |
| CN107654573A (en) * | 2017-10-20 | 2018-02-02 | 江阴市蒋氏汽摩部件有限公司 | A kind of improved drag-line |
| WO2020103239A1 (en) * | 2018-11-19 | 2020-05-28 | 扬州大学 | Prestress-free self-restoring energy dissipation cable support |
| CN114182859A (en) * | 2021-12-27 | 2022-03-15 | 中城建(福建)建筑设计研究院有限公司 | Cable truss type corner curtain wall structure |
-
2013
- 2013-07-30 CN CN201320461331.6U patent/CN203452233U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103362239A (en) * | 2013-07-30 | 2013-10-23 | 深圳市三鑫幕墙工程有限公司 | Guy cable structure overload protection device and self-balance cable truss constituted thereby |
| CN107654574A (en) * | 2017-10-19 | 2018-02-02 | 江阴市蒋氏汽摩部件有限公司 | A kind of easy-to-dismount drag-line |
| CN107654574B (en) * | 2017-10-19 | 2019-05-17 | 江阴市蒋氏汽摩部件有限公司 | A kind of easy-to-dismount drag-line |
| CN107654573A (en) * | 2017-10-20 | 2018-02-02 | 江阴市蒋氏汽摩部件有限公司 | A kind of improved drag-line |
| CN107654573B (en) * | 2017-10-20 | 2019-05-17 | 江阴市蒋氏汽摩部件有限公司 | A kind of improved drag-line |
| WO2020103239A1 (en) * | 2018-11-19 | 2020-05-28 | 扬州大学 | Prestress-free self-restoring energy dissipation cable support |
| CN114182859A (en) * | 2021-12-27 | 2022-03-15 | 中城建(福建)建筑设计研究院有限公司 | Cable truss type corner curtain wall structure |
| CN114182859B (en) * | 2021-12-27 | 2023-02-28 | 中城建(福建)建筑设计研究院有限公司 | Cable truss type corner curtain wall structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140226 Effective date of abandoning: 20150708 |
|
| RGAV | Abandon patent right to avoid regrant |