CN209397474U - Anchorage Zone of Cable-stayed Bridge Pylon stress test ship cuts down formula self-balanced loading device - Google Patents

Abstract

The utility model discloses Anchorage Zone of Cable-stayed Bridge Pylon stress test ships to cut down formula self-balanced loading device, belongs to suspension cable and draws experimental technique field.The utility model includes carrier plate frame, the single piece that carrier plate frame is made of supporting part, support portion and rotation section, an accommodating chamber is equipped in supporting part, a tower anchor ontology is combined in the accommodating chamber, support portion is a disk, a cylindrical rotation section is equipped on the downside of the disk, rotation section clearance fit is on the base in set blind hole, the lower surface of disk offsets with the end face at blind hole port, the fastening lid of an intermediate openings is bolted on pedestal, upper surface and the fastening lid inner top surface of disk offset.The utility model is by the way that Cable-stayed Bridge Pylon to be anchored on a rotatable object, guarantee that zipper is in a straight line always with tower anchor ontology while providing larger pulling force using ship, prevents vessel roll from zipper and tower anchor ontology being caused to generate the phenomenon that angle causes the failure of an experiment generation.

Description

Anchorage Zone of Cable-stayed Bridge Pylon stress test ship cuts down formula self-balanced loading device

Technical field

The utility model belongs to suspension cable and draws experimental technique field, more particularly to Anchorage Zone of Cable-stayed Bridge Pylon stress test Ship cuts down formula self-balanced loading device.

Background technique

The horizontal load of the girder of cable-stayed bridge and mobile load are transmitted on king-post by suspension cable, and therefore, cable-pylon anchorage zone subjects The huge concentrated force passed over by suspension cable is by the locally concentrated forces of drag-line safety, is smoothly transmitted to king-post and cuts entirely The important feature in face, due to the influence of local pressure, the weakening of prestressed pore passage and section form etc., so that anchorage zone stress Clearly, whether safety is the key that solve to ask in design and construction with joint efforts to stress to sufficiently complex and stress concentration phenomenon Topic, for the girder of cable-stayed bridge because of self reason and windage, load is larger, needs to carry out stress test in design, to protect The mechanical strength for demonstrate,proving the Ta Mao load area of girder can be in the design life normal use of bridge, and answering in tower anchorage zone Power test, need by model test to the local stresses states such as stress intensity, the stress distribution of Anchorage Zone of Cable-stayed Bridge Pylon with And crack resistance is analyzed and is studied, it is long in the stress analysis of tower anchor to apply pulling force using ship, and apply in ship water and draw Often left and right shake when power, and then influence the accuracy of the stress test.

Utility model content

The purpose of this utility model is to provide Anchorage Zone of Cable-stayed Bridge Pylon stress test ships to cut down formula self-balanced loading device, By the way that Cable-stayed Bridge Pylon to be anchored on a rotatable object, guarantee to draw while providing larger pulling force using ship Lock is in a straight line always with tower anchor ontology, and preventing vessel roll from zipper and tower anchor ontology being caused to generate angle causes to test The phenomenon that failing.

In order to solve the above technical problems, the utility model is achieved through the following technical solutions:

The utility model is that stress test ship in Anchorage Zone of Cable-stayed Bridge Pylon cuts down formula self-balanced loading device, including loading plate Frame, the single piece that the carrier plate frame is made of supporting part, support portion and rotation section, the supporting part is interior to be equipped with a receiving Chamber is combined with a tower anchor ontology in the accommodating chamber, and the support portion is a disk, is equipped with a cylindrical rotation on the downside of the disk Portion, the rotation section clearance fit is on the base in set blind hole, the lower surface and the end face at blind hole port of the disk It offsets, the fastening lid of an intermediate openings is bolted on the pedestal, supporting part is located in the opening, the upper table of disk Face offsets with fastening lid inner top surface.

Further, the carrier plate frame is " L " template or end with a kind of in the cylinder of notch.

Further, one is pullled and is provided on power panel and through-hole is corresponding on tower anchor ontology leads on described " L " template Xiang Kong.

Further, the pilot hole is one kind of stepped hole or uniform internal diameter.

The utility model has the following beneficial effects:

The utility model is equipped with rotation section in the carrier plate frame of stress test, eliminates pulling force and tower anchor ontology in rope Angle is generated with the power in carrier plate frame, increases the accuracy of test, and carries plate there are two types of designing, suitable for being fixed in Tower anchor and fitting on girder or the load tower anchor being entrenched on girder.

Certainly, any product for implementing the utility model does not necessarily require achieving all the advantages described above at the same time.

Detailed description of the invention

In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention, For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings Other attached drawings.

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the schematic diagram of internal structure of Fig. 1；

Fig. 3 is " L " template type carrier plate frame structural schematic diagram；

Fig. 4 is the cylinder-type carrier plate frame structural schematic diagram with notch；

In attached drawing, parts list represented by the reference numerals are as follows:

1- tower anchor ontology, 2- carrier plate frame, 3- fastening lid, 4- pedestal, 5- bolt, 201- pilot hole, 202- supporting part, 203- accommodating chamber, 204- support portion, the rotation section 205-.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts All other embodiment obtained, fall within the protection scope of the utility model.

In the description of the present invention, it should be understood that term " aperture ", "upper", "lower", " thickness ", "top", " in ", " length ", "inner", indicating positions or the positional relationship such as " surrounding ", be merely for convenience of description the utility model and simplification Description, rather than the component or element of indication or suggestion meaning must have a particular orientation, and are constructed and grasped with specific orientation Make, therefore should not be understood as limiting the present invention.

It please refers to shown in Fig. 1-3, the utility model is that stress test ship in Anchorage Zone of Cable-stayed Bridge Pylon cuts down formula self-balanced loading Device, including carrier plate frame 2, the single piece that carrier plate frame 2 is made of supporting part 202, support portion 204 and rotation section 205 turn Dynamic portion 205 is a cylinder, and an accommodating chamber 203 is equipped in supporting part 202, is combined with a tower anchor ontology 1 in the accommodating chamber 203, is propped up Support part 204 is a disk, is equipped with a cylindrical rotation section 205,205 clearance fit of rotation section institute on pedestal 4 on the downside of the disk If blind hole in, lower surface and the end face at blind hole port of disk offset, on pedestal 4 by bolt 5 be fixed with one middle part open The fastening lid 3 of mouth, supporting part 202 are located in the opening, and upper surface and 3 inner top surface of fastening lid of disk offset.

Wherein, carrier plate frame 2 be " L " template, and on " L " template two plate angles at 40 ° -90 °.

Wherein, it one is pullled on " L " template and is provided with pilot hole 201 corresponding with through-hole on tower anchor ontology 1 on power panel.

Wherein, pilot hole 201 is one kind of stepped hole or uniform internal diameter.

When carrying out tower anchorage zone stress stretching experiment, one is selected without wave inner lead, tower anchor ontology 1 is placed on accommodating chamber In 203, and pedestal 4 is fixed aboard ship, the draw angle of rope is adjusted, ship, rope tension, since ship starts are started Double swerve is generated when being pullled on the water surface, carrier plate frame can be rotated on the base by rotation section at this time, and eliminating should It influences, and then the power on the pulling force and tower anchor ontology 1 and carrier plate frame 2 of rope will be made in drawstring always in straight line On.

As shown in figure 4, carrier plate frame 2 is the cylinder that end has notch, a tower anchor ontology 1 is put into the port, is led to It crosses and puts the device aboard ship, pullled, detect rope aperture end face and its rope on the tower anchor ontology 1 after pullling again Rope aperture end face is once located at the stress of the position Gu Qu of the notch end face or more.

In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples In can be combined in any suitable manner.

The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this Utility model.The utility model is limited only by the claims and their full scope and equivalents.

Claims (4)

1. Anchorage Zone of Cable-stayed Bridge Pylon stress test ship cuts down formula self-balanced loading device, it is characterised in that: including carrier plate frame (2), the single piece that the carrier plate frame (2) is made of supporting part (202), support portion (204) and rotation section (205), it is described An accommodating chamber (203) are equipped in supporting part (202), are combined with a tower anchor ontology (1), the support portion in the accommodating chamber (203) (204) it is a disk, is equipped with a cylindrical rotation section (205) on the downside of the disk, rotation section (205) clearance fit is in pedestal (4) in set blind hole, lower surface and the end face at blind hole port of the disk offset, and pass through spiral shell on the pedestal (4) Bolt (5) is fixed with the fastening lid (3) of an intermediate openings, and supporting part (202) is located in the opening, the upper surface of disk and fastening lid (3) inner top surface offsets.

2. stress test ship in Anchorage Zone of Cable-stayed Bridge Pylon according to claim 1 cuts down formula self-balanced loading device, feature It is, the carrier plate frame (2) is " L " template or end with a kind of in the cylinder of notch.

3. stress test ship in Anchorage Zone of Cable-stayed Bridge Pylon according to claim 2 cuts down formula self-balanced loading device, feature It is, one is pullled and is provided with pilot hole (201) corresponding with through-hole on tower anchor ontology (1) on power panel on " L " template.

4. stress test ship in Anchorage Zone of Cable-stayed Bridge Pylon according to claim 3 cuts down formula self-balanced loading device, feature It is, the pilot hole (201) is one kind of stepped hole or uniform internal diameter.