CN206223578U - Cable twists fatigue test device - Google Patents
Cable twists fatigue test device Download PDFInfo
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- CN206223578U CN206223578U CN201621333406.2U CN201621333406U CN206223578U CN 206223578 U CN206223578 U CN 206223578U CN 201621333406 U CN201621333406 U CN 201621333406U CN 206223578 U CN206223578 U CN 206223578U
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- 238000009661 fatigue test Methods 0.000 title claims abstract description 26
- 238000012360 testing method Methods 0.000 claims abstract description 35
- 230000010355 oscillation Effects 0.000 claims description 4
- 230000008450 motivation Effects 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000005452 bending Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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Abstract
The utility model provides a kind of cable twisting fatigue test device.Cable twisting fatigue test device includes frame (1), fixture (2), swing component (3) and drive mechanism (4), fixture (2) is arranged in frame (1), swing component (3) is swingably arranged in frame (1), drive mechanism (4) is connected with swing component (3), one end of cable is fixed on fixture (2), and the other end is fixedly installed on the swinging end of swing component (3).Cable twisting fatigue test device according to the utility model embodiment, can solve cable of the prior art low, labour intensity problem high of reversing test device testing efficiency.
Description
Technical field
The utility model is related to cable testing equipment technical field, more particularly to a kind of cable twisting fatigue test device.
Background technology
Cable as light fixture use and appliance circuit connect in necessary connector, its be mainly used as load appliance with
The connection of power supply, can not only be influenceed by external environment in use, and human factor can also have a strong impact on its service life.
During actual use, due to setting environment and set-up mode, the easy stress of cable occurs bend, stretch, rubbing
The phenomenon such as wipe, reverse, therefore the bending resistance of cable, wear resistance, resistance to torsion and stretch resistance largely can
The security that cable is used is had influence on, once cable can not meet above-mentioned performance requirement, generation broken skin is easy for short
The security incidents such as road, open circuit, electric leakage, the security of the lives and property to user brings massive losses.In order to ensure cable in itself
It is up-to-standard, the security performance during use is improved, before cable enters market, generally require to the above-mentioned of cable
Performance is tested, it is ensured that the performance of cable disclosure satisfy that using needs.
Existing test device generally requires manually to be tested in the twisting property of test cable, testing efficiency compared with
It is low, and automatic test is difficult to, improve labour cost.
Utility model content
Embodiment of the present utility model provides a kind of cable twisting fatigue test device, to solve cable of the prior art
Reverse test device testing efficiency low, labour intensity problem high.
To reach above-mentioned purpose, according to one side of the present utility model, there is provided a kind of cable twisting testing fatigue dress
Put, including frame, fixture, swing component and drive mechanism, fixture is arranged in frame, and swing component is swingably arranged on machine
On frame, drive mechanism is connected with swing component, and one end of cable is fixed on fixture, and the other end is fixedly installed on the pendulum of swing component
Moved end.
Alternatively, fixing hole is provided with fixture, cable is located in fixing hole.
Alternatively, fixture is fixedly installed in frame.
Alternatively, guide rail is provided with fixture, chute is provided with frame, fixture is slidably disposed on frame
On, finite place piece is set between fixture and frame.
Alternatively, frame includes mounting bracket and underframe, and underframe is arranged on the two ends bottom of mounting bracket, the equal edge of underframe at two ends
The width of mounting bracket extends.
Alternatively, swing component and fixture are separately positioned on the two ends of frame.
Alternatively, the end of frame is provided with mounting disc, swing component be rotatably arranged in mounting disc away from fixture
One end, drive mechanism is arranged on one end near fixture of mounting disc.
Alternatively, swing limit sensors are provided with mounting disc.
Alternatively, cable twisting fatigue test device also includes controller and counter, and counter is arranged in mounting disc,
Number of oscillations for calculating swing component, swings limit sensors, drive mechanism and counter and is electrically connected to controller.
Alternatively, the swinging end of swing component is provided with fixed mount, and the swinging end of cable is fixedly installed on fixed mount.
The cable twisting fatigue test device that the utility model embodiment is provided, when cable twisting testing fatigue is carried out,
Cable one end can be fixed on fixture, the other end is fixed on swing component, then control drive mechanism action, drive electricity
Cable one end twists to carry out twisting testing fatigue, and simple structure is easy to operate, and can be realized to cable by drive mechanism
The automatic test of twisting, and the twisting frequency of cable can be easily controlled, testing efficiency is high, and labour intensity is low, and test is accurate
Exactness is high.
Brief description of the drawings
Fig. 1 twists the dimensional structure diagram of fatigue test device for the cable of the utility model embodiment；
Fig. 2 illustrates for the action when cable twisting fatigue test device of the utility model embodiment carries out wireline test
Figure.
Drawing reference numeral explanation：
1st, frame；2nd, fixture；3rd, swing component；4th, drive mechanism；5th, fixing hole；6th, mounting bracket；7th, underframe；8th, install
Disk；9th, limit sensors are swung；10th, fixed mount.
Specific embodiment
The cable twisting fatigue test device to the utility model implementation method is described in detail below in conjunction with the accompanying drawings.
The utility model is particularly suited for the twisting testing fatigue of cable in wind power generating set.
With reference to shown in referring to Fig. 1 and Fig. 2, according to embodiment of the present utility model, cable twisting fatigue test device includes
Frame 1, fixture 2, swing component 3 and drive mechanism 4, fixture 2 are arranged in frame 1, and swing component 3 is swingably arranged on machine
On frame 1, drive mechanism 4 and the drive connection of swing component 3 drive swing component 3 to swing, and one end of cable is fixed on fixture 2, separately
One end is fixedly installed on the swinging end of swing component 3.
When cable twisting testing fatigue is carried out, cable one end can be fixed on fixture, the other end is fixed on pendulum
On moving part, then control drive mechanism 4 to act, drive the twisting of cable one end to carry out twisting testing fatigue, simple structure, operation
It is convenient.The automatic test for realizing twisting cable by drive mechanism, and the twisting frequency of cable can be easily controlled, survey
Examination efficiency high, labour intensity is low, and test accuracy is high.
For wind power generating set, due to the working characteristics of wind turbine power generation unit, therefore have higher to cable needs
Anti-torsion performance, can so ensure the operation of wind power generating set safety steady in a long-term.And cable of the present utility model
Twisting fatigue test device can truly in the simulates blower fan generating set course of work state, cable is more met wind-force
Cable is actual in generating set twists the actual conditions for using, and accurate record cable twisting number of times reaches fatigue limit, more
The twisting fatigue behaviour of tested cable is well understood to, therefore, it is possible to obtain more accurate real cable testing torsional fatigue
Data.
The swing component 3 of the present embodiment is, for example, swing arm or swing rod, and drive mechanism 4 is, for example, motor.
Fixing hole 5 is provided with fixture 2, cable is located in fixing hole 5.The fixing hole 5 can pacify to cable
Dress is fixed so that cable can be maintained in fixing hole 5, do not swung with the swing of swing component 3, it is ensured that test structure is accurate
Really.In order that cable is more firmly secured in fixing hole 5, locking screw can also be set in the radial direction in fixing hole 5
Bolt, when cable is encased in fixing hole 5, and after being installed in place, can tighten clamping screw so that cable is locked in fixing hole 5
It is interior.Fixing hole 5 herein can also be pressing groove, and cable is placed in pressing groove, then by the compressing structure in pressing groove
Such as buckle etc. is fixed.
Alternatively, fixture 2 is fixedly installed in frame 1, after cable is fixed on fixture 2, the position of cable
Also just it is relatively fixed in frame 1.
Alternatively, guide rail is provided with fixture 2, chute is provided with frame 1, fixture 2 is slidably disposed on machine
On frame 1, finite place piece is set between fixture 2 and frame 1, for locking the relative position between fixture 2 and frame 1.This
Planting position of the structural mount 2 in frame 1 can be adjusted, therefore after cable is fixed on fixture 2, if cable
Fixed position is improper, and it can be made to reach suitable position by adjusting the position of fixture 2, and without entering to cable again
Row regulation, can improve the flexibility of cable fixed installation.
Frame 1 includes mounting bracket 6 and underframe 7, and underframe 7 is arranged on the two ends bottom of mounting bracket 6, the equal edge of underframe 7 at two ends
The width of mounting bracket 6 extends.Because underframe 7 extends along the width of mounting bracket 6, therefore underframe 7 can be to mounting bracket 6
Form stabilization support.In the present embodiment, underframe 7 is two, is separately positioned on the two ends of mounting bracket 6.The number of underframe 7 also may be used
It is reliable and stable with the overall structure for ensureing frame 1 to be adjusted as needed, it is ensured that stable testing reliability.
Swing component 3 and fixture 2 are separately positioned on the two ends of frame 1, can more efficiently utilize the structure of frame 1,
And allow the overall length of frame 1 short as much as possible, material consumption is reduced, while being beneficial to realize cable twisting testing fatigue dress
The miniaturization put.
The end of frame 1 is provided with mounting disc 8, swing component 3 be rotatably arranged in mounting disc 8 away from fixture 2
One end, drive mechanism 4 is arranged on one end of the close fixture 2 of mounting disc 8.Mounting disc 8 can be drive mechanism 4 and swing component
3 installation provides mounting structure advantageously, it is ensured that can be advantageously connected between drive mechanism 4 and swing component 3 together,
And larger space need not be taken.In the present embodiment, mounting disc 8 is disc structure, and the bottom of disk is fixedly installed on underframe 7
On so that can be stably connected between mounting disc 8 and frame 1.
Swing limit sensors 9 are provided with mounting disc 8, two swing limit sensors 9 and are separately positioned on swing component 3
Both sides, the swing position for limiting swing component 3, such that it is able to Validity Test cable twisting predetermined angle in the range of it is tired
Labor intensity.
Cable twisting fatigue test device also includes controller and counter, and counter is arranged in mounting disc 8, based on
The number of oscillations of swing component 3 is calculated, limit sensors 9, drive mechanism 4 and counter is swung and is electrically connected to controller.Controller
The number of oscillations of the velocity of rotation, the swing position of swing component 3 and swing component 3 of motor can be easily set, and can
Twisting frequency, twisting speed simulation long in time with comprehensive these data to cable, obtains more really and accurately cable
Torsional fatigue strength.
The swinging end of swing component 3 is provided with fixed mount 10, and the swinging end of cable is fixedly installed on fixed mount 10.Fixed mount
Clip etc. can be set for the structure that is fixed to cable, so that the cable being arranged on fixed mount 10 can on 10
Together moved with fixed mount 10, it is ensured that the accuracy and reliability of wireline test.
Under the driving of drive mechanism 4, drive is fixed on the fixed mount 10 and fixture of cable rocking arm swinging end to swing component 3
Cable in 2 fixing hole 5, uninterrupted twisting repeatedly between swinging limit sensors 9 at two, tester is without manually
Twisting test cable, need to only set twisting number of times, and the fatigue conditions of the tested cable of observation effectively reduce the work of tester
Make intensity；The twisting frequency of tested cable is can control by controlling the rotating speed of motor, and continual twisting reaches
Testing time, effectively improves testing efficiency and test accuracy.
After tested cable is arranged between fixed mount 10 and fixture 2, it is tested cable AB and is presented as shown in Figure 2
Case of bending, that is, simulate in wind power generating set from cabin it is sagging by saddle camber when case of bending.By the pendulum of swing component 3
Dynamic model intends the twisted posture of cable in wind power generating set when cabin is gone off course.
With reference to shown in Figure 2, when will to the twisting testing fatigue 10000 times of cable AB when, the A ends of cable are consolidated first
It is scheduled on fixture 2, the B ends of cable is then fixed on the swinging end of swing component 3, then with swing component 3 and drive mechanism 4
The A ' of junction is the center of circle, with the pendulum arm length BA ' of swing component 3 as radius so that swing component 3 first rotates in the counterclockwise direction
100 °, i.e., C points are rotated to by B points, then turn clockwise equal angular again, cable is returned to reset condition, i.e., revolved by C points
B points are gone to, this is a swing circle, the velocity of rotation of swing component 3 is generally 4 °s/sec~6 °s/sec, records number of revolutions, sees
The fatigue conditions of cable are examined, the strength conditions of cable are judged.
Therefore, the cable twisting fatigue test device shown in Fig. 1 meets reality for cable twisting testing fatigue is provided
Means of testing, it being capable of the actual environment that uses of wind-driven generator simulation group cable, cable twisting angle, number of times, speed
Tested in degree all Unified Sets.
The above, only specific embodiment of the utility model, but protection domain of the present utility model is not limited to
This, any one skilled in the art in the technical scope that the utility model is disclosed, can readily occur in change or
Replace, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be with the right
It is required that protection domain be defined.
Claims (10)
1. a kind of cable twists fatigue test device, it is characterised in that including frame (1), fixture (2), swing component (3) and drive
Motivation structure (4), the fixture (2) is arranged in the frame (1), and the swing component (3) is swingably arranged on the machine
On frame (1), the drive mechanism (4) is connected with the swing component (3), and one end of cable is fixed on the fixture (2), separately
One end is fixedly installed on the swinging end of the swing component (3).
2. cable according to claim 1 twists fatigue test device, it is characterised in that set on the fixture (2)
There is fixing hole (5), the cable is located in the fixing hole (5).
3. cable according to claim 2 twists fatigue test device, it is characterised in that fixture (2) fixation sets
Put in the frame (1).
4. cable according to claim 2 twists fatigue test device, it is characterised in that set on the fixture (2)
There is guide rail, chute is provided with the frame (1), the fixture (2) is slidably disposed in the frame (1), described
Finite place piece is set between fixture (2) and the frame (1).
5. cable according to claim 1 twists fatigue test device, it is characterised in that the frame (1) includes installing
Frame (6) and underframe (7), the underframe (7) are arranged on the two ends bottom of the mounting bracket (6), the underframe (7) the edge at two ends
The width of the mounting bracket (6) extends.
6. cable according to claim 1 twisting fatigue test device, it is characterised in that the swing component (3) and described
Fixture (2) is separately positioned on the two ends of the frame (1).
7. cable according to any one of claim 1 to 6 twists fatigue test device, it is characterised in that the frame
(1) end is provided with mounting disc (8), the swing component (3) be rotatably arranged in the mounting disc (8) away from described solid
Determine one end of part (2), the drive mechanism (4) is arranged on one end of the close described fixture (2) of the mounting disc (8).
8. cable according to claim 7 twists fatigue test device, it is characterised in that set on the mounting disc (8)
There are swing limit sensors (9).
9. cable according to claim 8 twists fatigue test device, it is characterised in that the cable twists testing fatigue
Device also includes controller and counter, and the counter is arranged in the mounting disc (8), for calculating the swing component
(3) number of oscillations, the swing limit sensors (9), the drive mechanism (4) and the counter are electrically connected to described
Controller.
10. cable according to any one of claim 1 to 6 twists fatigue test device, it is characterised in that the swing
The swinging end of part (3) is provided with fixed mount (10), and the swinging end of the cable is fixedly installed on the fixed mount (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621333406.2U CN206223578U (en) | 2016-12-06 | 2016-12-06 | Cable twists fatigue test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621333406.2U CN206223578U (en) | 2016-12-06 | 2016-12-06 | Cable twists fatigue test device |
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| Publication Number | Publication Date |
|---|---|
| CN206223578U true CN206223578U (en) | 2017-06-06 |
Family
ID=58784745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621333406.2U Active CN206223578U (en) | 2016-12-06 | 2016-12-06 | Cable twists fatigue test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206223578U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328672A (en) * | 2017-07-28 | 2017-11-07 | 浙江光大普特通讯科技股份有限公司 | Coaxial cable fatigue detecting equipment |
| CN109975143A (en) * | 2019-04-15 | 2019-07-05 | 昆山安胜达微波科技有限公司 | Cable bending test machine |
| CN110132769A (en) * | 2019-05-30 | 2019-08-16 | 北京安达维尔民用航空技术有限公司 | A kind of multi-functional endurance test equipment and test method of flexible material sample |
| CN111189728A (en) * | 2020-01-09 | 2020-05-22 | 马鞍山钢铁股份有限公司 | Fatigue simulation testing machine for elastic wheel wire and fatigue testing method |
| CN112345386A (en) * | 2020-09-21 | 2021-02-09 | 国网河北省电力有限公司邢台供电分公司 | Cable performance comprehensive testing device |
| CN112504881A (en) * | 2020-11-24 | 2021-03-16 | 魏巍 | Steel strength detection device for building detection |
| CN113324861A (en) * | 2021-07-09 | 2021-08-31 | 上海电缆研究所有限公司 | Motion cable test platform |
| CN114324030A (en) * | 2021-11-16 | 2022-04-12 | 广州广电计量检测股份有限公司 | Fatigue test device and method based on simulation of real vehicle line swing |
-
2016
- 2016-12-06 CN CN201621333406.2U patent/CN206223578U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328672A (en) * | 2017-07-28 | 2017-11-07 | 浙江光大普特通讯科技股份有限公司 | Coaxial cable fatigue detecting equipment |
| CN109975143A (en) * | 2019-04-15 | 2019-07-05 | 昆山安胜达微波科技有限公司 | Cable bending test machine |
| CN109975143B (en) * | 2019-04-15 | 2024-01-09 | 昆山安胜达微波科技有限公司 | Cable bending tester |
| CN110132769A (en) * | 2019-05-30 | 2019-08-16 | 北京安达维尔民用航空技术有限公司 | A kind of multi-functional endurance test equipment and test method of flexible material sample |
| CN111189728A (en) * | 2020-01-09 | 2020-05-22 | 马鞍山钢铁股份有限公司 | Fatigue simulation testing machine for elastic wheel wire and fatigue testing method |
| CN112345386A (en) * | 2020-09-21 | 2021-02-09 | 国网河北省电力有限公司邢台供电分公司 | Cable performance comprehensive testing device |
| CN112345386B (en) * | 2020-09-21 | 2022-09-27 | 国网河北省电力有限公司邢台供电分公司 | Cable performance comprehensive testing device |
| CN112504881A (en) * | 2020-11-24 | 2021-03-16 | 魏巍 | Steel strength detection device for building detection |
| CN113324861A (en) * | 2021-07-09 | 2021-08-31 | 上海电缆研究所有限公司 | Motion cable test platform |
| CN114324030A (en) * | 2021-11-16 | 2022-04-12 | 广州广电计量检测股份有限公司 | Fatigue test device and method based on simulation of real vehicle line swing |
| CN114324030B (en) * | 2021-11-16 | 2024-02-09 | 广电计量检测集团股份有限公司 | Fatigue test device and method based on simulation of real vehicle line swing |
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