阅读说明：本技术 一种自适应吊杆角度的锚箱 (A kind of anchor case of adaptive sunpender angle ) 是由 田卿 闫海青 李亮 何俊荣 尹邦武 张灿 唐清华 李世平 秦清波 田飞龙 于 2019-09-05 设计创作，主要内容包括：一种自适应吊杆角度的锚箱,包括横隔板、纵向加劲板和球面锚箱；所述横隔板、纵向加劲板与桥梁主体构件内表面焊接固定,且所述横隔板和纵向加劲板相互焊接并形成一个半球面凹槽；所述球面锚箱由吊杆固定在所述半球面凹槽处。本发明自适应吊杆角度的锚箱与常规锚箱构造大体类似,基本不增加额外工程量。球面锚箱的球形下表面和半球面支承凹槽的配合,保证锚箱顶面与吊杆相互垂直,使吊杆处于较理想的受力状态。本发明有效解决了受限于施工精度吊杆无法保证理想受力状态、进而导致吊杆使用寿命无法保证的问题,可以达到良好的经济效益。(A kind of anchor case of adaptive sunpender angle, including diaphragm plate, longitudinal stiffener and spherical surface anchor case；The diaphragm plate, longitudinal stiffener and bridge main body inner surface of component are welded and fixed, and the diaphragm plate and longitudinal stiffener are welded to each other and form a hemisphere face groove；The spherical surface anchor case is fixed on the hemisphere face groove by sunpender.The anchor case and conventional anchor box structure of the adaptive sunpender angle of the present invention are substantially similar, do not increase additional project amount substantially.The cooperation of the domed lower surface and hemisphere face supporting groove of spherical surface anchor case guarantees that anchor case top surface is mutually perpendicular to sunpender, sunpender is made to be in comparatively ideal stress.The present invention solves the problems, such as that being limited to construction precision sunpender not can guarantee ideal stress and then sunpender service life is caused not can guarantee, and can achieve good economic benefit.)

1. a kind of anchor case of adaptive sunpender angle, it is characterised in that: including diaphragm plate (4), longitudinal stiffener (5) and spherical surface anchor Case (6)；The diaphragm plate (4), longitudinal stiffener (5) are welded and fixed with bridge main body inner surface of component, and the diaphragm plate (4) It is welded to each other with longitudinal stiffener (5) and forms a hemisphere face groove；The spherical surface anchor case (6) is fixed on institute by sunpender (7) State hemisphere face groove.

2. a kind of anchor case of adaptive sunpender angle according to claim 1, it is characterised in that: in the diaphragm plate (4) Portion's aperture, the hole are arc groove close to diaphragm plate (4) bottom surface on one side；Longitudinal direction stiffener (5) upper surface is equipped with arc Connected in star；The diaphragm plate (4) and longitudinal stiffener (5) are welded to each other at arc groove, and form a hemisphere face groove.

3. a kind of anchor case of adaptive sunpender angle according to claim 1, it is characterised in that: the spherical surface anchor case (6) Including top plate (6.1), bottom plate (6.2) and web (6.3), top plate (6.1) surface is horizontal, and the bottom plate (6.2) is spherical surface And match with the hemisphere face groove.

4. a kind of anchor case of adaptive sunpender angle according to claim 3, it is characterised in that: the bottom plate (6.2) with The centre of sphere of the hemisphere face groove is respectively positioned on the top plate (6.1) centre of surface.

Technical field

The invention belongs to bridge boom technical field, specially a kind of anchor case of adaptive sunpender angle.

Background technique

Sunpender is widely used in arch bridge and suspension bridge.Sunpender is for connecting the main load-carrying members (arch rib or suspension cable of arch bridge The main push-towing rope of bridge) and bridge deck, flexible cable system is generally used, axial tension is primarily subjected to.If sunpender institute's connecting elements is steel Structure (such as steel box arch rib, Steel Bridge Deck system), corresponding sunpender anchoring system generally comprise the included nut type anchorage of sunpender, with And the anchor case being arranged in steel construction.Anchor case is force transfer structure, is generally welded to form using steel plate, and biggish part pressure is born Power.To guarantee that power transmission is smooth, it is desirable that sunpender anchoring face --- i.e. anchor case top surface --- is mutually perpendicular to sunpender, otherwise will lead to and hang Bar anchored end is chronically at bending state, undertakes additional load, reduces the service life.And during practice of construction, anchor case is in work Factory has depended on bridge main body component and fixed position in advance when manufacturing, and the coordinate of bridge main body component is assembled at the scene Process inevitably generates error, and anchor case is made to deviate from theoretical position, can not eliminate this error when installing sunpender later, finally Lead between anchor case top surface and sunpender that there are micro-corners, sunpender is made to be in aforementioned unfavoured state.

Summary of the invention

Aiming at the problem that conventional anchor case, which is limited to installation error, can not adapt to sunpender angle, the present invention provides a kind of adaptive The anchor case for answering sunpender angle realizes the adaptive hanger erection angle of anchor case angle, guarantees that anchor case top surface is mutually perpendicular to sunpender, Sunpender is set to be in comparatively ideal stress.

To achieve the above object, the present invention is to realize by following technical solution:

A kind of anchor case of adaptive sunpender angle, it is characterised in that: including diaphragm plate, longitudinal stiffener and spherical surface anchor case； The diaphragm plate, longitudinal stiffener and bridge main body inner surface of component are welded and fixed, and the diaphragm plate and longitudinal stiffener phase Mutually welds and form a hemisphere face groove；The spherical surface anchor case is fixed on the hemisphere face groove by sunpender.

Further, aperture in the middle part of the diaphragm plate, the hole are arc groove close to diaphragm plate bottom surface on one side；It is described Longitudinal stiffener upper surface is equipped with arc groove；The diaphragm plate and longitudinal stiffener are welded to each other at arc groove, and shape At a hemisphere face groove.

Further, the spherical surface anchor case includes top plate and bottom plate and web, and the top board surface is horizontal, and the bottom plate is Spherical surface and match with the hemisphere face groove.

Further, the centre of sphere of the bottom plate and the hemisphere face groove is respectively positioned on the top board surface center.

The invention has the benefit that the anchor case and conventional anchor box structure of the adaptive sunpender angle of the present invention are substantially similar, Substantially additional project amount is not increased.The cooperation of the domed lower surface and hemisphere face supporting groove of spherical surface anchor case, is maintaining anchor case Sunpender anchor point can rotate while constant along any direction, and then keep spherical surface anchor case top surface vertical with sunpender to keep stress flat Weighing apparatus, realizes the adaptive hanger erection angle of spherical surface anchor case angle, sunpender is made to be in comparatively ideal stress.The present invention is effective It solves and is limited to construction precision sunpender and not can guarantee ideal stress and then cause what sunpender service life not can guarantee to ask Topic, can achieve good economic benefit.

Detailed description of the invention

Fig. 1 is typical steel case arch bridge arrangement schematic diagram.

Fig. 2 is typical steel case rib-lifting section organigram.

Fig. 3 is the schematic diagram after the present invention is installed in steel box arch rib.

Fig. 4 is typical suspension bridge arrangement schematic diagram.

Fig. 5 is typical steel bridge deck segmental construct schematic diagram, and arrow direction indicates direction of traffic.

Fig. 6 is the schematic diagram after the present invention is installed in Steel Bridge Deck system.

Fig. 7 is diaphragm structure schematic diagram of the invention.

Fig. 8 is longitudinal stiffener structural schematic diagram of the invention.

Fig. 9 is the structural schematic diagram of diaphragm plate and longitudinal board group postwelding of putting more energy into of the invention.

Figure 10 is spherical surface anchor box structure schematic diagram of the invention.

Figure 11 is diaphragm plate of the invention, longitudinal stiffener and schematic diagram of the spherical surface anchor case after factory's assembled in advance.

Figure 12 is the theoretical position schematic diagram after hanger erection of the invention.

Figure 13 is spherical surface anchor case of the invention according to sunpender actual installation angle generation schematic diagram adjusted.

In figure: 1- steel box arch rib, 3- Steel Bridge Deck system, 4- diaphragm plate, the longitudinal direction 5- stiffener, 6- spherical surface anchor case, 7- sunpender, 6.1- top plate, 6.2- bottom plate, 6.3- web, 7.1- sunpender cable body, 7.2- sunpender anchorage.

Specific embodiment

The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with technical solution of the present invention Premised on implemented, the detailed implementation method and specific operation process are given, but protection scope of the present invention is not limited to Following embodiments.

Fig. 1~3 give application case of the present invention in typical steel case arch bridge, and Fig. 4~6 give the present invention in steel bridge Application case in the system of face.

As shown in Fig. 2, the present invention provides a kind of technical solution by taking the application in steel box arch rib as an example: a kind of adaptive The anchor case of sunpender angle is made of diaphragm plate 4, longitudinal stiffener 5, spherical surface anchor case 6.The diaphragm plate 4, longitudinal stiffener 5 with 1 inner surface of steel box arch rib is welded and fixed, and the diaphragm plate 4 and longitudinal stiffener 5 are welded to each other and to form a hemisphere face recessed Slot；The spherical surface anchor case 6 is fixed on the hemisphere face groove by sunpender anchorage 7.2 and sunpender cable body 7.1.

As shown in fig. 7, the diaphragm plate 4 is two pieces of identical steel plate members, periphery and 1 inner surface of steel box arch rib are welded Fixation is connect, the pressure-bearing surface contacted with spherical surface anchor case 6 is hemisphere face groove, the supporting structure as spherical surface anchor case 6.

As shown in Fig. 8~9, the longitudinal direction stiffener 5 is two groups of identical steel plate members, and every group by diaphragm plate 4 It is divided into three pieces and is welded to each other with diaphragm plate 4, form " well " font steel plate component, Zong Xiangjia with diaphragm plate 4 after welding fabrication The pressure-bearing surface that strength plate 5 is contacted with spherical surface anchor case 6 is hemisphere face groove, and longitudinal stiffener 5 and 4 hemisphere face groove of diaphragm plate are same The heart, same to diameter, the supporting structure as spherical surface anchor case 6.

As shown in Figure 10~11, the spherical surface anchor case 6 is box-shaped welding steel component, by one piece of top plate, 6.1, one pieces of bottom plates 6.2 and four blocks of webs 6.3 form, 6.1 surface of top plate is horizontal, and the bottom plate 6.2 is spherical surface, and the spherical surface anchor case 6 is upper and lower Surface is closely connected with sunpender anchorage 7.2 and hemisphere face supporting groove respectively, and the anchoring of sunpender 7 pressure is passed to steel box arch rib 1.

Preferably, the domed lower surface of the spherical surface anchor case 6 and " well " font hemisphere face supporting groove, the centre of sphere are respectively positioned on 6.1 center of spherical surface anchor roof box namely commonly called sunpender anchor point.

Preferably, it can be brushed between the domed lower surface of the spherical surface anchor case 6 and " well " font hemisphere face supporting groove resistance to Lubriation material is ground, so that anchor case is freely rotated.

As shown in Figure 12~13, the cooperation of the domed lower surface and hemisphere face supporting groove of spherical surface anchor case 6 realizes anchor case It can be rotated along any direction while maintaining sunpender anchor point constant, in 7 installation process of sunpender, once sunpender carries out tensioning, It is supplied to spherical surface anchor case centrifugal force, so that 6 top surface of spherical surface anchor case is automatically rotated to the position vertical with sunpender 7 to keep stress flat Weighing apparatus, realizes the adaptive hanger erection angle of 6 angle of spherical surface anchor case, sunpender 7 is made to be in comparatively ideal stress.

After with above structure feature, the present invention can be implemented according to the following steps:

1. Figure 11 during manufacturing steel box arch rib 1 in factory, is completed at the same time diaphragm plate 4, longitudinal stiffener 5, spherical surface anchor The manufacture and installation of case 6, and spherical surface anchor case 6 is fixed temporarily to transport；

2. Figure 12, in-site installation sunpender 7；

3. Figure 13, according to engineering requirements tensioning sunpender 7, in stretching process, since 7 pulling force of sunpender is maintained always along half The effect of spherical groove length direction, the then pressure that sunpender anchorage 7.2 passes to spherical surface anchor case 6 maintain this direction always, this pressure It is centrifugal force for spherical surface anchor case 6, automatically rotates to spherical surface anchor case 6 and show holding stress balance with this pressure direction one, Namely 6 top surface of spherical surface anchor case is mutually perpendicular to sunpender 7, realizes adaptive 7 setting angle of sunpender of 6 angle of spherical surface anchor case；

4. 6 angle of spherical surface anchor case is also fixed therewith, and sunpender 7 is made to begin during operation after sunpender 7 is completed tensioning and anchored It is in comparatively ideal stress eventually.

The content that this specification is not described in detail belongs to the prior art well known to professional and technical personnel in the field.