CN106885672A - Cable vibrator and cable method for testing vibration - Google Patents
Cable vibrator and cable method for testing vibration Download PDFInfo
- Publication number
- CN106885672A CN106885672A CN201710233410.4A CN201710233410A CN106885672A CN 106885672 A CN106885672 A CN 106885672A CN 201710233410 A CN201710233410 A CN 201710233410A CN 106885672 A CN106885672 A CN 106885672A
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- China
- Prior art keywords
- cable
- tumbler
- pull bar
- connecting rod
- rotating shaft
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- Pending
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- 238000012360 testing method Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims description 20
- 230000005611 electricity Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A kind of cable vibrator of present invention offer and cable method for testing vibration, cable vibrator, including：Support；Rotatable rotating shaft, is arranged on support；Tumbler, tumbler is connected with rotating shaft, and tumbler is provided with chute；Sliding block, is arranged in chute, can be moved in chute；Guide, is installed on support；Pull bar, the lower end of pull bar is connected with sliding block；Connecting rod, the upper end of pull bar is hinged with the lower end of pull bar, and connecting rod passes through the guide；Holder, is installed on the upper end of connecting rod, for clamping cable.In the present invention, holder drive cable can vibrate in moving process, realize the vibration-testing to cable, and different model, various sizes of cable can carry out vibration-testing using cable vibrator of the invention.
Description
Technical field
The present invention relates to vibration-testing apparatus technical field, more particularly to a kind of cable vibrator and cable vibration-testing
Method.
Background technology
In wires and cables industry, needed to electric wire when formulating standard to different electric wire products or wire
Or wire carries out tensile strength, heat resistance, electrical property, resistivity, freedom from vibration etc. and is tested, because of electric wire or
Wire vibration test is different from other, it is necessary to electric wire or wire are placed on instrument, as instrument can shake up and down
It is dynamic, so as to measure the resistance to shock of the electric wire or wire.How to design a kind of simple structure can be used as cable
The device of vibration-testing is the problem that those skilled in the art need to solve.
The content of the invention
The shortcoming of prior art in view of the above, the technical problem to be solved in the present invention is to provide a kind of cable vibration
Device and cable method for testing vibration.
In order to solve the above-mentioned technical problem, the present invention provides a kind of cable vibrator, including：Support；Rotatable rotating shaft,
It is arranged on the support；Tumbler, the tumbler is connected with the rotating shaft, and the tumbler is provided with chute；Sliding block, if
It is placed in the chute, can be moved in the chute；Guide, is installed on the support；Pull bar, the lower end of the pull bar
It is connected with the sliding block；Connecting rod, the upper end of the pull bar is hinged with the lower end of the pull bar, and the connecting rod passes through the guiding
Part；Holder, is installed on the upper end of the connecting rod, for clamping cable.
Preferably, the holder includes the upper fixture block and lower fixture block of detachable connection, and the lower fixture block is installed on institute
State on connecting rod.
Further, the top surface of the lower fixture block is provided with bottom draw-in groove, the bottom surface of the upper fixture block be provided with it is described
The corresponding top draw-in groove of bottom draw-in groove.
Preferably, the axis of the rotating shaft and horizontal direction parallel, the axis of the connecting rod are parallel with vertical direction.
Preferably, the first side of the tumbler is connected with the rotating shaft, the tumbler with the first side
Relative second side is provided with chute.
Preferably, the tumbler is cam.
Preferably, it is provided with bearing in the guide.
Preferably, the cable vibrator also includes driving the drive component of the axis of rotation, the drive component bag
Motor is included, the motor is connected with the rotating shaft by axle portion transmission belt.
Further, the drive component also includes the speed change being installed between the motor and the axle portion transmission belt
Device, the input of the speed changer by speed changing portion transmission belt and the motor connection, the output end of the speed changer with it is described
Axle portion transmission belt is connected.
The invention further relates to a kind of cable method for testing vibration, using described cable vibrator, comprise the following steps：
1) holder clamps one end of cable, and the other end of the cable is fixed；
2) drive shaft is rotated, and the rotating shaft drives tumbler to rotate, and sliding block is moved in the chute of the tumbler,
The pull bar is moved with the sliding block, and the pull bar drive link is moved back and forth in guide, makes what is clamped on holder
Cable is moved back and forth with the connecting rod.
As described above, cable vibrator of the invention and cable method for testing vibration, have the advantages that：
Holder clamps one end of cable, and rotating shaft is moved by tumbler band movable slider in chute, and pull bar is with sliding block
Mobile, pull bar drive link is moved back and forth in guide, so that the cable clamped on holder is moved back and forth with pull bar, led
Guide effect is played in movement to part to connecting rod；Due to pull bar with sliding block move when, pull bar be in vibrational state, so, even
Bar drives cable in moving process by holder, and cable can also vibrate, and cable vibrator can be realized as shaking cable
Dynamic test；Because holder is the upper fixture block and lower fixture block of detachable connection, upper fixture block and lower fixture block clamp cable, so,
Different model, various sizes of cable can carry out vibration-testing using cable vibrator of the invention.
Brief description of the drawings
Fig. 1 is shown as the dimensional structure diagram of the cable vibrator of the present embodiment.
Fig. 2 is shown as the side structure schematic diagram of the cable vibrator of the present embodiment.
Fig. 3 is shown as the overlooking the structure diagram of the cable vibrator of the present embodiment.
Drawing reference numeral explanation
100 supports
110 base plates
200 rotating shafts
300 tumblers
310 chutes
320 first sides
330 second sides
400 sliding blocks
500 guides
600 pull bars
700 connecting rods
800 holders
810 upper fixture blocks
811 top draw-in grooves
820 lower fixture blocks
821 bottom draw-in grooves
910 motors
920 axle portion transmission belts
930 speed changers
940 speed changing portion transmission belts
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book understands other advantages of the invention and effect easily.
Refer to accompanying drawing.It should be clear that structure, ratio, size depicted in this specification institute accompanying drawings etc., is only used to coordinate
Content disclosed in specification, so that those skilled in the art understands and reads, is not limited to the present invention enforceable
Qualifications, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size,
Do not influence under effect that can be generated of the invention and the purpose to be reached, all should still fall in disclosed technology contents
In the range of being covered.Meanwhile, in this specification it is cited such as " on ", D score, "left", "right", " centre " and " one "
Term, be merely convenient to understanding for narration, and be not used to limit enforceable scope of the invention, the change of its relativeness or
Adjustment, under without essence change technology contents, when being also considered as enforceable category of the invention.
As shown in Figure 1 to Figure 3, the cable vibrator of the present embodiment, including：
Support 100；
Rotatable rotating shaft 200, is arranged on support 100；
Tumbler 300, tumbler 300 is connected with rotating shaft 200, and tumbler 300 is provided with chute 310；
Sliding block 400, is arranged in chute 310, can be moved in chute 310；
Guide 500, is installed on support 100；
Pull bar 600, the lower end of pull bar 600 is connected with sliding block 400；
Connecting rod 700, upper end and the lower end of pull bar 600 of pull bar 600 are hinged, and connecting rod 700 passes through guide 500；
Holder 800, is installed on the upper end of connecting rod 700, for clamping cable.
When the cable vibrator of the present embodiment is used, holder 800 clamps one end of cable, and the other end of cable is consolidated
Fixed, drive shaft 200 is rotated, and rotating shaft 200 drives the synchronous axial system of tumbler 300, tumbler 300 in rotation process, sliding block 400
Moved in the chute 310 of tumbler 300, sliding block 400 drives pull bar 600 to move, and the drive link 700 of pull bar 600 is in guide
Moved back and forth in 500, so that the cable clamped on holder 800 is moved back and forth with pull bar 600, guide 500 is to connecting rod 700
Movement play guide effect；Due to pull bar 600 with sliding block 400 move when, pull bar 600 can vibrate, so, connecting rod 700 lead to
Crossing holder 800 drives cable in moving process, and cable can also vibrate, and cable vibrator can be realized as the vibration to cable
Test.
In the present embodiment, cable includes electric wire, cable and wire.
Holder 800 includes the upper fixture block 810 and lower fixture block 820 of detachable connection, and lower fixture block 820 is installed on connecting rod
On 700.After upper fixture block 810 and lower fixture block 820 is clamped cable, then upper fixture block 810 is connected with lower fixture block 820, so, it is different
Model, various sizes of cable can carry out vibration-testing using cable vibrator of the invention.In the present embodiment, upper fixture block
810 and lower fixture block 820 be connected in series by connector, connector is bolt.
In order to more stably clamp cable, the top surface of lower fixture block 820 is provided with bottom draw-in groove 821, the bottom surface of upper fixture block 810
It is provided with top corresponding with bottom draw-in groove 821 draw-in groove 811；Bottom draw-in groove 821 and top draw-in groove 811 can block cable.
For the ease of transmission, the axis of rotating shaft 200 and horizontal direction parallel, the axis of connecting rod 700 and vertical direction
It is parallel.Connecting rod 700 drives cable to be moved back and forth along vertical direction.
The first side 320 of tumbler 300 is connected with rotating shaft 200, relative with first side 320 of tumbler 300
Two side faces 330 are provided with chute 310.The output end of rotating shaft 200 is connected with the first side 320 of tumbler 300, tumbler 300
Second side 330 as output end drive sliding block 400 move.
In order that holder 800 drives, the Oscillation Amplitude of cable is bigger, and displacement is longer, and tumbler 300 is cam.This
In embodiment, one end of chute 310 is in the edge of cam, and the other end of chute 310 is in the middle part of cam, and the structure is caused
Oscillation Amplitude is big, and does not influence the rotation of tumbler 300.
The drivening rod 700 of pull bar 600 is vibrated, and bearing (not shown) is provided with guide 500, and the setting of bearing can keep away
Exempt from the abrasion to the inwall of guide 500 in the vibration processes of connecting rod 700.
Cable vibrator also includes the drive component that drive shaft 200 is rotated, and drive component includes motor 910, motor 910
It is connected by axle portion transmission belt 920 with rotating shaft 200.Motor 910 is rotated by the drive shaft 200 of the stabilization of axle portion transmission belt 920.
Axle portion transmission belt 920 is V-type transmission belt.
Drive component also includes the speed changer 930 being installed between motor 910 and axle portion transmission belt 920, speed changer 930
Input is connected by speed changing portion transmission belt 940 with motor 910, and the output end of speed changer 930 is connected with axle portion transmission belt 920.
The structure enables that the rotating speed of rotating shaft 200 is adjusted, and speed changing portion transmission belt 940 is V-type transmission belt.
In the present embodiment, support 100 is arranged on base plate 110, and base plate 110 is fixed on the ground.
The cable method for testing vibration of the present embodiment, using cable vibrator, comprises the following steps：
1) holder 800 clamps one end of cable, and the other end of cable is fixed；
2) drive shaft 200 is rotated, and rotating shaft 200 drives tumbler 300 to rotate, and makes sliding block 400 in the chute of tumbler 300
Moved in 310, pull bar 600 is moved with sliding block 400, the drive link 700 of pull bar 600 is moved back and forth in guide 500, makes folder
The cable clamped in gripping member 800 is moved back and forth with connecting rod 700.
Using the cable method for testing vibration of the present embodiment, the drive cable of holder 800 can also vibrate in moving process,
The vibration-testing to cable is realized, this method is simple, easy to operate.
To sum up, the present invention effectively overcomes various shortcoming of the prior art and has high industrial utilization.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any ripe
The personage for knowing this technology all can carry out modifications and changes under without prejudice to spirit and scope of the invention to above-described embodiment.Cause
This, those of ordinary skill in the art is complete with institute under technological thought without departing from disclosed spirit such as
Into all equivalent modifications or change, should be covered by claim of the invention.
Claims (10)
1. a kind of cable vibrator, it is characterised in that including：
Support (100)；
Rotatable rotating shaft (200), is arranged on the support (100)；
Tumbler (300), the tumbler (300) is connected with the rotating shaft (200), and the tumbler (300) is provided with chute
(310)；
Sliding block (400), is arranged in the chute (310), can be moved in the chute (310)；
Guide (500), is installed on the support (100)；
Pull bar (600), the lower end of the pull bar (600) is connected with the sliding block (400)；
Connecting rod (700), upper end and the lower end of the pull bar (600) of the pull bar (600) are hinged, and the connecting rod (700) passes through
The guide (500)；
Holder (800), is installed on the upper end of the connecting rod (700), for clamping cable.
2. cable vibrator according to claim 1, it is characterised in that：The holder (800) includes detachable company
The upper fixture block (810) and lower fixture block (820) for connecing, the lower fixture block (820) are installed on the connecting rod (700).
3. cable vibrator according to claim 2, it is characterised in that：The top surface of the lower fixture block (820) is provided with down
Portion's draw-in groove (821), the bottom surface of the upper fixture block (810) is provided with top draw-in groove corresponding with the bottom draw-in groove (821)
(811)。
4. cable vibrator according to claim 1, it is characterised in that：The axis of the rotating shaft (200) and level side
To parallel, the axis of the connecting rod (700) is parallel with vertical direction.
5. cable vibrator according to claim 1, it is characterised in that：The first side (320) of the tumbler (300)
It is connected with the rotating shaft (200), in the second side (330) relative with the first side (320) of the tumbler (300)
It is provided with chute (310).
6. cable vibrator according to claim 1 or 5, it is characterised in that：The tumbler (300) is cam.
7. cable vibrator according to claim 1, it is characterised in that：Bearing is provided with the guide (500).
8. cable vibrator according to claim 1, it is characterised in that：Also include driving what the rotating shaft (200) rotated
Drive component, the drive component includes motor (910), and the motor (910) is with the rotating shaft (200) by axle portion transmission belt
(920) connect.
9. cable vibrator according to claim 8, it is characterised in that：The drive component also includes being installed on the electricity
Speed changer (930) between machine (910) and the axle portion transmission belt (920), the input of the speed changer (930) passes through speed change
Portion's transmission belt (940) is connected with the motor (910), the output end of the speed changer (930) and the axle portion transmission belt (920)
Connection.
10. a kind of cable method for testing vibration, it is characterised in that：Shaken using the cable described in any one in claim 1-9
Dynamic device, comprises the following steps：
1) holder (800) clamps one end of cable, and the other end of the cable is fixed；
2) drive shaft (200) is rotated, and the rotating shaft (200) drives tumbler (300) to rotate, and makes sliding block (400) at described turn
Moved in the chute (310) of moving part (300), the pull bar (600) is mobile with the sliding block (400), the pull bar (600) is driven
Dynamic connecting rod (700) is moved back and forth in guide (500), makes the cable clamped on holder (800) with the connecting rod (700)
Move back and forth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710233410.4A CN106885672A (en) | 2017-04-11 | 2017-04-11 | Cable vibrator and cable method for testing vibration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710233410.4A CN106885672A (en) | 2017-04-11 | 2017-04-11 | Cable vibrator and cable method for testing vibration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106885672A true CN106885672A (en) | 2017-06-23 |
Family
ID=59182840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710233410.4A Pending CN106885672A (en) | 2017-04-11 | 2017-04-11 | Cable vibrator and cable method for testing vibration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106885672A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204884A (en) * | 2017-12-08 | 2018-06-26 | 中车青岛四方机车车辆股份有限公司 | A kind of electric cable for rail transit fatigue test machine clamp |
| CN108318202A (en) * | 2018-01-30 | 2018-07-24 | 国网浙江省电力有限公司电力科学研究院 | Damper wind excited vibration analogue test platform |
| CN114383525A (en) * | 2021-12-14 | 2022-04-22 | 浙江大学 | Experiment bench and experiment method for simulating and monitoring deformation and vibration of submarine cable |
| RU2818190C1 (en) * | 2023-08-07 | 2024-04-25 | Открытое акционерное общество Всероссийский научно-исследовательский, проектно-конструкторский и технологический институт кабельной промышленности | Method of testing for seismic resistance of electric cable |
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| CN101017715A (en) * | 2006-01-23 | 2007-08-15 | 长沙理工大学 | Multi-parameter adjustable cable fretting fatigue device |
| CN101127162A (en) * | 2007-09-21 | 2008-02-20 | 北京工业大学 | Linear displacement mechanical oscillator |
| CN102661839A (en) * | 2012-04-28 | 2012-09-12 | 三峡大学 | Overhead conductor micro vibration simulation experiment |
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| US3675471A (en) * | 1967-04-10 | 1972-07-11 | Raymond R Bouche | Method of measuring vibration characteristics of structures |
| SU488170A1 (en) * | 1973-04-09 | 1975-10-15 | Предприятие П/Я А-7395 | Test method for vibration resistance of cable products |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204884A (en) * | 2017-12-08 | 2018-06-26 | 中车青岛四方机车车辆股份有限公司 | A kind of electric cable for rail transit fatigue test machine clamp |
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| CN108318202B (en) * | 2018-01-30 | 2023-12-26 | 国网浙江省电力有限公司电力科学研究院 | Wind excitation vibration simulation test platform of damper |
| CN114383525A (en) * | 2021-12-14 | 2022-04-22 | 浙江大学 | Experiment bench and experiment method for simulating and monitoring deformation and vibration of submarine cable |
| CN114383525B (en) * | 2021-12-14 | 2022-10-21 | 浙江大学 | Experiment bench and experiment method for simulating and monitoring deformation and vibration of submarine cable |
| RU2818190C1 (en) * | 2023-08-07 | 2024-04-25 | Открытое акционерное общество Всероссийский научно-исследовательский, проектно-конструкторский и технологический институт кабельной промышленности | Method of testing for seismic resistance of electric cable |
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Application publication date: 20170623 |