CN106124338B - A kind of pole static load bend test device - Google Patents
A kind of pole static load bend test device Download PDFInfo
- Publication number
- CN106124338B CN106124338B CN201610564870.0A CN201610564870A CN106124338B CN 106124338 B CN106124338 B CN 106124338B CN 201610564870 A CN201610564870 A CN 201610564870A CN 106124338 B CN106124338 B CN 106124338B
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- China
- Prior art keywords
- pole
- gripping block
- displacement sensor
- pull rope
- pedestal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000012360 testing method Methods 0.000 title claims abstract description 26
- 230000003068 static effect Effects 0.000 title claims abstract description 12
- 238000006073 displacement reaction Methods 0.000 claims abstract description 30
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 29
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 238000005452 bending Methods 0.000 claims abstract description 16
- 238000004026 adhesive bonding Methods 0.000 claims description 5
- 239000002390 adhesive tape Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 7
- 238000005259 measurement Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 240000002853 Nelumbo nucifera Species 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 2
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003449 preventive effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/06—Special adaptations of indicating or recording means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0023—Bending
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
Abstract
The present invention relates to a kind of pole static load bend test devices, including pedestal and detection components, pedestal is equipped with fixation hole, pedestal is equipped with clamping component, detection components include displacement sensor for pull rope and computer, displacement sensor for pull rope is connected the bending deformation value for detecting pole with the pole tested, and displacement sensor for pull rope is connected by encoder with computer, and detection components are connected the automatic unloading of realization clamping component with clamping component；Advantages of the present invention: the bending deformation quantity of pole is detected by stretching displacement sensor, encoder receives and realizes the lateral bending deformation value for showing pole by computer after being encoded into data, it is more accurate, quick and easy that the data measured are calculated relative to existing ruler cord bracing wire, effectively raise the safety of working efficiency and testing crew, it is able to achieve the Automatic Control and data acquisition of entire test process, the automatic calculating of measurement process data and test result is realized, saves.
Description
Technical field
The present invention relates to a kind of pole static load bend test devices.
Background technique
According to " electric-power safe instruments and small-sized construction equipment preventive trial regulation ", the preventive trial of pole is quiet
Load bend test.Using horizontal pole dead load tester one, ruler, cord are several.Pole connects on testing machine
Afterwards, apply corresponding static load, continue 10 minutes, and measure the lateral bending deformation value of pole at last 2 minutes.Due to embracing
The transversely deforming value of bar after the raw mode measurement of ruler bracing wire, calculates generally above and below the level of 10mm by geometry
Bending deformation value out, one side measurement method Taiyuan are begun, and deformation values are too small, calculate also inaccurate, another aspect, quiet negative in pole
In lotus loading process, the artificial trial zone that enters into is measured, and very big insecurity factor is brought to experiment work.
In addition, the fixation of pole foot discloses formula using circle, two drums are mounted in the support of testing machine static load, it will
Coarse fixation is carried out in pole foot insertion drum, then carries out application pulling force.Since drum only plays limitation pole foot not
Cause the effect run out of, lock pole foot there is no accurate, cause the pole foot when test loading process that can move, to armful
The producing balanced forces of bar and bending deformation all have an impact, and carry out the factors of instability to test tape.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of pole static load bend test device, existing test is solved
When pole bending deformation value calculate inaccurate problem.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions: a kind of pole static load is curved
Bent experimental rig, including pedestal and detection components, pedestal are equipped with the fixation hole of fixed tested pole, and pedestal is equipped with grasping firmly
For bar in the clamping component on pedestal, detection components include displacement sensor for pull rope and computer, displacement sensor for pull rope with tested
The bending deformation value that is connected for detecting pole of pole, displacement sensor for pull rope is connected by encoder with computer, encoder
It receives the data of displacement sensor for pull rope detection and data encoding is transmitted on computer and carry out real-time display, detection components and folder
Tight component, which is connected, realizes the automatic unloading of clamping component.
Preferably, displacement sensor for pull rope is equipped with connecting band, and one end of connecting band is equipped with adhesive tape, the other end of connecting band
Equipped with thread gluing, connecting band is equipped with adjusting buckle, and displacement sensor for pull rope is arranged on adjusting buckle, and adhesive tape and thread gluing cooperate, and can protect
Card connecting band is fixedly connected on tested pole, and the length of connecting band is adjusted by adjusting buckle, adapts to embracing for different model
Bar, practical performance is good, reduces the damage of displacement sensor for pull rope.
Preferably, encoder is equipped with column, and column is equipped with the transverse slat of regular coding device, improves the fixation of encoder
Effect reduces the damage of encoder, is conducive to the data for receiving displacement sensor for pull rope detection.
Preferably, clamping component includes left gripping block and right gripping block, is equipped with V-arrangement in left gripping block and right gripping block
Slot, left gripping block and right gripping block pass through Universal hydraulic set-up of control system on the base, pass through left gripping block and right clamping
The V-shaped groove that block is equipped with realizes the clamping to pole, and clamping effect is good, and is controlled by Universal hydraulic control system, is able to achieve
The automatic adjustment of the Automatic-clamping and clamping force of left gripping block and right gripping block improves clamping effect.
Preferably, pedestal includes bottom plate, left risers and right risers, and left risers are fixedly connected on the left end of bottom plate, right risers
It is fixedly connected on the right end of bottom plate, the chassis of fixed Universal hydraulic control system, structure letter are equipped in left risers and right risers
It is single, it is easy for assemble or unload, convenient for the fixed installation of Universal hydraulic control system.
Preferably, guide plate is also connected between left risers and right risers, left gripping block and right gripping block pass through guiding
Plate realizes guiding sliding, can guarantee the straightness of left gripping block and the sliding of right gripping block, can improve the folder of left risers and right risers
Tight efficiency.
Preferably, guide plate is equipped with guide groove, is equipped in left gripping block and right gripping block and to match with guide groove
Guide pad, guide pad and guide groove guide effect are good, and sliding is reliable, and structure is simple, easy for assemble or unload.
In conclusion advantages of the present invention: 1. detect the bending deformation quantity of pole, encoder by stretching displacement sensor
It receives and realizes the lateral bending deformation value for showing pole by computer after being encoded into data, relative to existing ruler cord bracing wire
It is more accurate, quick and easy to calculate the data measured, effectively raises the safety of working efficiency and testing crew；
2. the setting of computer is able to achieve the Automatic Control and data acquisition of entire test process, realizes measurement process
The automatic calculating of data and test result saves；
3. fixation hole is fixed on the base by tested pole, and pole is clamped on pedestal by clamping component, make to examine
Pole is not subjected to displacement when survey, enables pole producing balanced forces, ensure that the stationarity of test, improves test efficiency；
4. detection components are connected with clamping component, when bending deformation value is exceeded, it is able to achieve clamping component and unloads load automatically
Lotus ensure that accident will not occur under tension for unqualified pole, improve the security performance of test.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings:
Fig. 1 is a kind of structural schematic diagram of pole static load bend test device of the present invention；
Fig. 2 is the structural schematic diagram of displacement sensor for pull rope of the present invention；
Fig. 3 is the structural schematic diagram of inventive encoder；
Fig. 4 is the partial schematic diagram of guide plate of the present invention and pedestal.
Specific embodiment
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of pole static load bend test device, including pedestal 1 and detection components
2, pedestal 1 is equipped with the fixation hole 10 of fixed tested pole, and pedestal 1, which is equipped with, clamps pole in the clamping component 3 on pedestal 1,
Detection components 2 include displacement sensor for pull rope 21 and computer 22, and displacement sensor for pull rope 21 is connected with the pole tested to be used for
The bending deformation value of pole is detected, displacement sensor for pull rope 21 is connected by encoder 23 with computer 22, and encoder 23, which receives, to be drawn
Data encoding is simultaneously transmitted on computer 22 and carries out real-time display by data that rope displacement sensor 21 detects, detection components 2 and folder
Tight component 3, which is connected, realizes the automatic unloading of clamping component 3.
Displacement sensor for pull rope 21 is equipped with connecting band 4, and one end of connecting band 4 is equipped with adhesive tape 41, the other end of connecting band 4
Equipped with thread gluing 42, connecting band 4 is equipped with adjusting buckle 43, and displacement sensor for pull rope 21 is arranged on adjusting buckle 43, adhesive tape and thread gluing
Cooperation, can guarantee that connecting band is fixedly connected on tested pole, and the length of connecting band is adjusted by adjusting buckle, adapt to difference
The pole of model, practical performance is good, reduces the damage of displacement sensor for pull rope, and encoder 23 is equipped with column 5, on column 5
Transverse slat 51 equipped with regular coding device 23, improves the fixed effect of encoder, reduces the damage of encoder, is conducive to receive
The data of displacement sensor for pull rope detection.
Clamping component 3 includes left gripping block 31 and right gripping block 32, is equipped with V-arrangement in left gripping block 31 and right gripping block 32
Slot 33, left gripping block 31 and right gripping block 32 are arranged on pedestal 1 by Universal hydraulic control system 34, and left gripping block is passed through
The clamping to pole is realized with the V-shaped groove that right gripping block is equipped with, and clamping effect is good, and passes through the control of Universal hydraulic control system
System is able to achieve the Automatic-clamping of left gripping block and right gripping block and the automatic adjustment of clamping force, improves clamping effect, and pedestal 1 wraps
Bottom plate 11, left risers 12 and right risers 13 are included, left risers 12 are fixedly connected on the left end of bottom plate 11, and right risers 13 are fixedly connected on
The chassis 14 of fixed Universal hydraulic control system 34, structure letter are equipped in the right end of bottom plate 11, left risers 12 and right risers 13
It is single, it is easy for assemble or unload, convenient for the fixed installation of Universal hydraulic control system, it is also connected between left risers 12 and right risers 13
Guide plate 6, left gripping block 31 and right gripping block 32 realize guiding sliding by guide plate 6, can guarantee left gripping block and right folder
The straightness of tight block sliding, can improve the clamping efficiency of left risers and right risers, and guide plate 6 is equipped with guide groove 61, left clamping
The guide pad 30 matched with guide groove 61 is equipped on block 31 and right gripping block 32, guide pad and guide groove guide effect are good,
Sliding is reliable, and structure is simple, easy for assemble or unload.
In use, test pole is mounted on pedestal 1, cooperate the pole foot of pole and the fixation hole 10 on pedestal 1,
And pole is clamped on pedestal 1 by clamping component 3, clamping component 3 is controlled by setting Universal hydraulic control system 34
Clamping force guarantees that pole does not move on the base, when test, passes through displacement sensor for pull rope 21 and detects the bending of pole and become
Shape value, encoder 23 receive data and data encoding are transmitted to the lateral bending deformation for carrying out real-time display pole on computer 22
Value, when bending deformation value is exceeded, clamping component 3 unloads load automatically, ensure that unqualified pole will not occur under tension
It is unexpected.
In addition to above preferred embodiment, there are other embodiments of the invention, and those skilled in the art can be according to this
Invention makes various changes and modifications, and as long as it does not depart from the spirit of the invention, should belong to appended claims of the present invention and determines
The range of justice.
Claims (2)
1. a kind of pole static load bend test device, it is characterised in that: including pedestal (1) and detection components (2), pedestal (1)
It is equipped with the fixation hole (10) of fixed tested pole, pedestal (1), which is equipped with, clamps pole in the clamping component (3) on pedestal (1),
Detection components (2) include displacement sensor for pull rope (21) and computer (22), displacement sensor for pull rope (21) and the pole tested
The bending deformation value being connected for detecting pole, displacement sensor for pull rope (21) are connected by encoder (23) with computer (22),
Encoder (23) receives the data of displacement sensor for pull rope (21) detection and data encoding is transmitted on computer (22) and carries out in fact
When show, detection components (2) be connected with clamping component (3) realize clamping component (3) automatic unloading；
Encoder (23) is equipped with column (5), and column (5) is equipped with the transverse slat (51) of regular coding device (23)；
Clamping component (3) includes left gripping block (31) and right gripping block (32), on left gripping block (31) and right gripping block (32)
Equipped with V-shaped groove (33), left gripping block (31) and right gripping block (32) are arranged by Universal hydraulic control system (34) in pedestal
(1) on；
Pedestal (1) includes bottom plate (11), left risers (12) and right risers (13), and left risers (12) are fixedly connected on bottom plate (11)
Left end, right risers (13) are fixedly connected on the right end of bottom plate (11), are equipped in left risers (12) and right risers (13) and fix ten thousand
The chassis (14) of energy hydraulic control system (34)；
It is also connected between left risers (12) and right risers (13) guide plate (6), left gripping block (31) and right gripping block (32) are equal
Guiding sliding is realized by guide plate (6)；
Guide plate (6) is equipped with guide groove (61), is equipped on left gripping block (31) and right gripping block (32) and guide groove (61)
The guide pad (30) matched.
2. a kind of pole static load bend test device according to claim 1, it is characterised in that: displacement sensor for pull rope
(21) connecting band (4) are equipped with, one end of connecting band (4) is equipped with adhesive tape (41), and the other end of connecting band (4) is equipped with thread gluing
(42), connecting band (4) is equipped with adjusting buckle (43), and displacement sensor for pull rope (21) is arranged on adjusting buckle (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610564870.0A CN106124338B (en) | 2016-07-15 | 2016-07-15 | A kind of pole static load bend test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610564870.0A CN106124338B (en) | 2016-07-15 | 2016-07-15 | A kind of pole static load bend test device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106124338A CN106124338A (en) | 2016-11-16 |
| CN106124338B true CN106124338B (en) | 2018-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610564870.0A Active CN106124338B (en) | 2016-07-15 | 2016-07-15 | A kind of pole static load bend test device |
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| Country | Link |
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| CN (1) | CN106124338B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063888B (en) * | 2017-03-22 | 2023-11-03 | 国家电网公司 | Torque testing device for pole joint |
| CN110274566B (en) * | 2019-05-28 | 2020-12-25 | 金华送变电工程有限公司 | Holding pole static load deformation testing device |
| CN113533076A (en) * | 2021-05-27 | 2021-10-22 | 国网浙江省电力有限公司金华供电公司 | Holding pole static load test device |
| CN113418799A (en) * | 2021-05-27 | 2021-09-21 | 国网浙江省电力有限公司金华供电公司 | Device for pole holding static load test |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4962669A (en) * | 1987-06-19 | 1990-10-16 | Carl Schenck Ag | Method and apparatus for measuring deformations of test samples in a testing machine |
| CN201177588Y (en) * | 2008-03-21 | 2009-01-07 | 江苏武进液压启闭机有限公司 | Ceramic piston-rod anti-fatigue curve performance test machine |
| CN102435507A (en) * | 2011-12-07 | 2012-05-02 | 武汉武船计量试验有限公司 | Metal material bending test device |
| CN203101186U (en) * | 2013-02-04 | 2013-07-31 | 安徽送变电工程公司 | Gin pole testing apparatus |
| CN203965250U (en) * | 2014-07-25 | 2014-11-26 | 周调彪 | A kind of electric-power safe instruments mechanical property tension tester |
| CN205861466U (en) * | 2016-07-15 | 2017-01-04 | 国网浙江省电力公司金华供电公司 | A kind of pole static load bend test device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3289490B2 (en) * | 1994-06-06 | 2002-06-04 | 株式会社島津製作所 | Material testing machine |
| JP5736822B2 (en) * | 2010-10-06 | 2015-06-17 | 日本電気株式会社 | Elongation measuring system and method |
-
2016
- 2016-07-15 CN CN201610564870.0A patent/CN106124338B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4962669A (en) * | 1987-06-19 | 1990-10-16 | Carl Schenck Ag | Method and apparatus for measuring deformations of test samples in a testing machine |
| CN201177588Y (en) * | 2008-03-21 | 2009-01-07 | 江苏武进液压启闭机有限公司 | Ceramic piston-rod anti-fatigue curve performance test machine |
| CN102435507A (en) * | 2011-12-07 | 2012-05-02 | 武汉武船计量试验有限公司 | Metal material bending test device |
| CN203101186U (en) * | 2013-02-04 | 2013-07-31 | 安徽送变电工程公司 | Gin pole testing apparatus |
| CN203965250U (en) * | 2014-07-25 | 2014-11-26 | 周调彪 | A kind of electric-power safe instruments mechanical property tension tester |
| CN205861466U (en) * | 2016-07-15 | 2017-01-04 | 国网浙江省电力公司金华供电公司 | A kind of pole static load bend test device |
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|---|---|
| CN106124338A (en) | 2016-11-16 |
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