CN208547545U - A kind of angle iron component pressurized tests loading device - Google Patents
A kind of angle iron component pressurized tests loading device Download PDFInfo
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- CN208547545U CN208547545U CN201821360222.4U CN201821360222U CN208547545U CN 208547545 U CN208547545 U CN 208547545U CN 201821360222 U CN201821360222 U CN 201821360222U CN 208547545 U CN208547545 U CN 208547545U
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- angle
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- plate seat
- iron component
- grip block
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Abstract
The utility model discloses a kind of angle iron component pressurized tests loading devices, including frame, jack and hollow load cell, it further include the angle steel fixture being separately positioned on by flexural pivot on hollow load cell upper end and upper beam bottom surface, the angle steel fixture includes plate seat, clamping angle bead and grip block, fixture further includes the bolt block being fixed on plate seat, it is connected with the bolt for adjusting clamping angle bead and grip block on plate seat on bolt block, is provided with the locating slot being slidably matched with the end of bolt on the side for clamping angle bead and grip block.The utility model can relatively accurately simulate hinged constraint of angle iron component during actual loading, so that test result is more acurrate credible；The utility model can also be arranged axial compression according to test requirements document, eccentric compression on one side while axle center, both ends eccentric compression experimental study and specified eccentric distance can be set, and can better meet different tests operating condition.
Description
Technical field
The utility model relates to pressurized tests loading equipemtn, in particular to the compression of a kind of equilateral or unequal angle component is held
Carry the loading device of power test.
Background technique
Iron towers of overhead power transmission lines both domestic and external mostly uses greatly angle iron component, and in lightweight steel construction, each specification angle steel
It is widely used, in the stress performance rule for verifying angle iron component, the method for carrying out generalling use test when theoretical and application study.
Traditional angle steel experimental rig is usually made of reaction frame, loader and restraint device, is tested from numerous angle steel
As it can be seen that reaction frame and loader are substantially the same, the common restraint device of traditional experiment is mostly that single-edge hinge (only allows one for analysis
The rotation in direction) or double knife edges hinge (rotation for only allowing both direction), such restraint device limits the torsion of in-plane
Turn freedom degree, and in the structure composed by practical angle iron component, for axial compression angle steel, computation model is usually taken to be fair
Perhaps the both ends of plane torsion hingedly constrain, and the restrained boundary condition of known rod piece influences obviously its bearing capacity, therefore is testing
In should accurately simulate actual constraint condition as far as possible.
Angle iron component is tested, to probe into its stress performance rule and relative influence parameter, usual test specimen quantity is more,
Each specification is taken, if restraint device, such as welded end plate is separately provided in each test specimen, flexural pivot is arranged, test measure is thrown
Entering will be considerable with input, is also unfavorable for saving the time, improves test efficiency, and there are inconveniences.
Also, when angle iron component undertakes load in practical structures, when the case where being commonly present eccentric load-bearing, as single side connects
Angle iron component, therefore also often have setting bias-load operating condition in testing, and study it for eccentricity as a control parameter
The affecting laws of diagonal steel element bearing capacity, the restraint device for passing on a skill from a master to a single disciple system are not easy to realize the bias of eccentric compression or specified eccentricity
Test.
Utility model content
In view of this, the present invention provides a kind of angle iron component pressurized tests loading device, with solve existing angle steel by
Pressure experiment loading unit cannot simulate angle steel both ends hingedly constrain, bias load-bearing situations such as the technical issues of.
The utility model angle iron component pressurized tests loading device, including by left column, right column, upper beam and lower beam
The frame of composition, the installation site of the upper beam and lower beam on left column and right column is adjustable；Angle iron component, which is pressurized, to be tried
Test the hollow load cell that loading device further includes the jack being vertically arranged on lower beam He is arranged on jack；Angle
Steel member pressurized tests loading device further includes that hollow load cell upper end and upper beam bottom surface are separately positioned on by flexural pivot
On angle steel fixture, the angle steel fixture include with the plate seat of angle steel end face cooperation, be placed on it is outer with angle steel on plate seat
The clamping angle bead and be placed on plate seat for the grip block with the cooperation of the medial surface of angle steel, the fixture that side cooperates
It further include the bolt block being fixed on plate seat, the bolt block is arranged in the outside of clamping strip and grip block, the bolt block
On be connected with for adjusting bolt on plate seat of clamping angle bead and grip block, on the side of the clamping angle bead and grip block
It is provided with the locating slot being slidably matched with the end of bolt.
Further, several adjustment holes being evenly arranged along stem height direction are provided on the left column and right column,
The upper beam and lower beam are by being arranged in being bolted on left column and right column in adjustment hole.
Further, the upper end of the left column and right column is provided with jack.
The utility model has the beneficial effects that
1, the utility model angle iron component pressurized tests loading device can simply and easily be adjusted between two crossbeams
Clear distance, to adapt to the pressurized tests of different length angle iron component, and to the angle iron component of different size, inequilateral and equal corners
Steel is applicable in, therefore versatility is good, and angle steel is convenient for disassembly and assembly, and power transmission is clear and accurate.
2, two sets of angle steel fixtures are separately positioned on by the utility model angle iron component pressurized tests loading device by flexural pivot
On hollow load cell upper end and upper beam bottom surface, angle iron component can be relatively accurately simulated during actual loading
Hinged constraint, so that test result is more acurrate credible.
3, the utility model angle iron component pressurized tests loading device can adjust clamping angle bead and grip block by bolt
Position, and then realize that angle iron position is adjusted, make it possible to that axial compression is arranged according to test requirements document, Pian Xin on one side the axle center while
Simultaneously specified eccentric distance can be set in compression, both ends eccentric compression experimental study, can better meet different tests condition.
Detailed description of the invention
Fig. 1 is the schematic perspective view of angle iron component pressurized tests loading device in embodiment；
Fig. 2 is schematic diagram of the Fig. 1 after loading onto angle steel；
Fig. 3 is the enlarged diagram in the portion P in Fig. 1；
Fig. 4 is the connection schematic diagram of fixture and hollow load cell.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and examples.
As shown in Figure 1, the present embodiment angle iron component pressurized tests loading device, including by left column 1, right column 2, upper cross
The frame that beam 3 and lower beam 4 form, the installation site of the upper beam and lower beam on left column and right column is adjustable.Angle
Steel member pressurized tests loading device further includes the jack 5 being vertically arranged on lower beam and is arranged in hollow on jack
Load cell 6；Angle iron component pressurized tests loading device further includes being separately positioned on hollow load cell by flexural pivot 7
Angle steel fixture on end and upper beam bottom surface, flexural pivot in the present embodiment from bulb 71 and with 72 groups of ball cup with bulb
At.The angle steel fixture include with the plate seat 8 of angle steel end face cooperation, be placed on plate seat and cooperate with the lateral surface of angle steel
It clamps angle bead 9 and is placed on for the grip block 10 with the cooperation of the medial surface of angle steel on plate seat, the fixture further includes solid
The bolt block 11 being scheduled on plate seat, the bolt block are arranged in the outside of clamping strip and grip block, connect on the bolt block
There is the bolt 12 for adjusting clamping angle bead and grip block on plate seat, is arranged on the side for clamping angle bead and grip block
There is the locating slot 13 being slidably matched with the end of bolt.
When test, the both ends of angle steel 16 are placed between clamping angle bead and grip block, pass through rotation bolt pusher clamping
Angle iron position is adjusted to the place needed by angle bead and grip block, then applies pressure by jack pair angle steel, loading force
Size is detected by hollow load cell, and test operation is simple and convenient.
Two sets of angle steel fixtures are separately positioned on by angle iron component pressurized tests loading device in the present embodiment by flexural pivot
On hollow load cell upper end and upper beam bottom surface, angle iron component can be relatively accurately simulated during actual loading
Hinged constraint, so that test result is more acurrate credible.And angle iron component pressurized tests loading device in the present embodiment, it can pass through
Bolt adjusts the position of clamping angle bead and grip block, and then realizes that angle iron position is adjusted, and makes it possible to be arranged according to test requirements document
Axial compression eccentrics compression on one side while axle center, both ends eccentric compression experimental study and specified eccentric distance can be set, can be more
Good meets different tests condition.
In the present embodiment, several adjustings being evenly arranged along stem height direction are provided on the left column and right column
Hole 14, the upper beam and lower beam are by being arranged in being bolted on left column and right column in adjustment hole, on column
The adjustment hole of setting makes it possible to simply and easily adjust the clear distance between two crossbeams, to adapt to different length angle iron component
Pressurized tests, and the angle steel fixture in the present embodiment, to the angle iron component of different size, inequilateral and equal leg angle are applicable in,
Therefore versatility is good.
In the present embodiment, the upper end of the left column and right column is provided with jack 15, by jack hoisting cross beam, can make
The operation for adjusting crossbeam position is faster more labor-saving.
Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (3)
1. a kind of angle iron component pressurized tests loading device, including the frame being made of left column, right column, upper beam and lower beam
Frame, the installation site of the upper beam and lower beam on left column and right column is adjustable；It further include being vertically arranged in lower beam
On jack and the hollow load cell that is arranged on jack, it is characterised in that:
It further include the angle steel fixture being separately positioned on by flexural pivot on hollow load cell upper end and upper beam bottom surface, the angle
Steel clamp tool include with angle steel end face cooperation plate seat, be placed on plate seat with the lateral surface of angle steel cooperation clamping angle bead,
And be placed on for the grip block with the cooperation of the medial surface of angle steel on plate seat, the fixture further includes being fixed on plate seat
Bolt block, the bolt block is arranged in the outside of clamping strip and grip block, is connected on the bolt block for adjusting clamping
It is provided on the side of the bolt of angle bead and grip block on plate seat, the clamping angle bead and grip block sliding with the end of bolt
The locating slot of dynamic cooperation.
2. angle iron component pressurized tests loading device according to claim 1, it is characterised in that: the left column and the right side are vertical
Several adjustment holes being evenly arranged along stem height direction, the upper beam and lower beam is provided on column to adjust by setting
Being bolted on left column and right column in hole.
3. angle iron component pressurized tests loading device according to claim 1 or 2, it is characterised in that: the left column and
The upper end of right column is provided with jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821360222.4U CN208547545U (en) | 2018-08-22 | 2018-08-22 | A kind of angle iron component pressurized tests loading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821360222.4U CN208547545U (en) | 2018-08-22 | 2018-08-22 | A kind of angle iron component pressurized tests loading device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208547545U true CN208547545U (en) | 2019-02-26 |
Family
ID=65426423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821360222.4U Active CN208547545U (en) | 2018-08-22 | 2018-08-22 | A kind of angle iron component pressurized tests loading device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208547545U (en) |
-
2018
- 2018-08-22 CN CN201821360222.4U patent/CN208547545U/en active Active
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