CN104833469B - Composite insulator dynamic load torsional vibration testing machine - Google Patents
Composite insulator dynamic load torsional vibration testing machine Download PDFInfo
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- CN104833469B CN104833469B CN201510179326.XA CN201510179326A CN104833469B CN 104833469 B CN104833469 B CN 104833469B CN 201510179326 A CN201510179326 A CN 201510179326A CN 104833469 B CN104833469 B CN 104833469B
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Abstract
The invention relates to a composite insulator dynamic load torsional vibration testing machine, comprising a frame device, a tensile load device, a left and right oscillating load device, a back and forth oscillating load device, an inner oscillating rack, a torsional load device, a composite insulator, an outer oscillating frame and a slide rail. The tensile load device provides a tensile load. The left and right oscillating load device and the back and forth oscillating load device provide a left and right oscillating load and a back and forth oscillating load respectively. The torsional load device provides a torsional load. The abovementioned loads can be added in an independent or combined manner, so that the dynamic load torsional vibration test is performed on the composite insulator. After the testing machine completes the test, damage parts, damage degrees and microstructures of damage areas under a scanning electron microscope are observed, other mechanics performance tests are carried out, and experiment results under different experiment conditions are compared and analyzed so as to study influences of various factors under a practical working condition on damage conditions of the insulator.
Description
Technical field
The present invention relates to a kind of composite insulator performance aircraft, particularly composite insulator dynamic loading torsional test machine.
Background technology
The experimental machine of the research insulator micromechanism of damage for being now able to comparison system is there is presently no out, many researchs are all
Theoretically indicate the composite insulator under nature operating mode occur often flashover, aging, gold utensil sliding and come off, plug break
Split, the failure such as gold utensil is damaged, its reason is mainly insulator and subjects conductor load（Weight containing icing）It is dynamic with what wind shake caused
It is caused under the synergy of series of factors such as load, non-uniform electric field, the corrosiveness of environmental pollution.Currently, a part is learned
Person has only taken into account insulator by pulling force or torque etc. to probe into the testing machine designed by composite insulator micromechanism of damage
Its damage status under a little single factor tests, but the influence factor of real operating mode wants many of complexity compared to these experiment conditions.Meanwhile,
It is random that wind load and icing are loaded in its size under physical condition, if carrying out mould only with constant or periodically load
Intend, resulting result is not accurate enough to describe insulator micromechanism of damage.Therefore need to be designed to consider insulator damage
Relation between wound and each condition, the testing equipment of the simulating reality operating mode for more gearing to actual circumstances.
The content of the invention
The technical problem to be solved is to provide composite insulator dynamic loading torsional test machine, and this experimental machine can
For studying the damage of composite insulator and tensile load, swinging load, rotate the bars such as load, surrounding electric field and corrosive environment
Relation between part, by experiment corresponding result of the test is obtained, and to the theory analysis of composite insulator micromechanism of damage examination is provided
Test foundation.
In order to realize above-mentioned technical characteristic, the technology used in the present invention is characterized in that：Composite insulator dynamic loading torsional oscillation
Testing machine, it includes stand arrangement, insulation sub-sleeve is vertically installed with the support of stand arrangement, in the bottom of insulation sub-sleeve
Torsional load device is installed, torsional load device is connected by gripper shoe with the fork of holder device, and interior swing frame is connected to
On fork, tensile load device is arranged on interior swing frame by stretching support, the side of interior swing frame by sliding pin with it is outer
Swing frame is connected, and the left outside side of outer swing frame is connected with the load device that swings, and the load device that swings is by left and right
Load base is rack-mount, and one end of swing load device is by oil cylinder and outer swing frame anteromedial surface phase in front and back
Even, the other end is connected with the anterolateral surface of interior swing span, and both sides are by the chute on movable pulley and slide rail before and after outer swing frame
Composition is slidably connected.
The stand arrangement includes base, and support is fixedly mounted on base, and the back timber middle part of support is provided with absolutely
Edge upper fixture, insulation sub-sleeve is rack-mount, and composite insulator is arranged on insulation sub-sleeve by insulator upper fixture
Inside, insulator lower clamp is connected with composite insulator and be connected with torsional load device simultaneously, and on the back timber of support two are provided with
Individual universal joint, two forks are separately mounted on universal joint, and the bottom of two forks is connected with fixed connecting rod.
The stretching support of the tensile load device is fixedly mounted on the upper surface of interior swing frame, stretching oil cylinder upper bracket peace
Stretching cantilever tip is mounted in, stretching cylinder upper end is connected with stretching oil cylinder upper bracket, and lower end is connected with stretching oil cylinder lower carriage, draws
Oil cylinder lower carriage is stretched in load plate, one end of load plate constitutes with support and is slidably connected, press from both sides under the other end and insulator
Tool is fixedly connected.
The oil cylinder that swings of the load device that swings is arranged on the load base of left and right, one end of left linkages
Oil cylinder is connected with swinging, and the other end is connected by left and right connecting seat with outer swing frame.
The swing oil cylinder of the swing load device is installed in outer swing frame anteromedial surface, front-rear linkage one end
It is connected with swing oil cylinder, other end connecting seat by before and after is connected with the anterolateral surface of interior swing frame.
Torsional load motor, the overhanging shaft part peace of torsional load motor are installed in the gripper shoe of the torsional load device
Equipped with driving gear, driving gear is meshed with driven gear, and driven gear is arranged on driven shaft, and the lower end of driven shaft passes through
Lower thrust ball bearing is installed on the supporting plate, and upper end is contacted by lifting force ball bearing with load plate, overhanging section of driven shaft
It is connected with the lower end of composite insulator by insulator lower clamp.
The insulator sleeve inner is provided with electric field generation device.
The slide rail includes riser, and the top of riser is machined with chute, and riser lateral surface is provided with vertical pillars, vertical vertical
Rolling bearing is installed on post.
Arc track is machined with the left of the outer swing frame, the bottom of front-back is provided with boss, is provided with boss
Movable pulley is constituted with the chute of slide rail and is slidably connected.
The interior swing frame can pass through camber line rail of the sliding pin in outer swing frame in the presence of swing load device
Swing on road.
The outer swing frame can be horizontally slipped by movable pulley in the presence of the load device that swings on chute.
The tensile load device can provide tensile load to composite insulator.
The torsional load device can provide torsional load to composite insulator.
The method have the advantages that：
When needing to carry out dynamic loading torsional test to composite insulator, first by the certain density acid of insulator Jing or alkali
It is arranged on after solution immersion on testing machine, electric field is loaded in insulator sleeve inner, by tensile load device and torsional load
Device applies respectively tensile load to insulator and rotates load, and the oil cylinder that swings pulls outer swing frame and insulator lower end
During swing, the swing oil cylinder connected on outer swing frame can follow outer swing frame to move together, at the same time swing
The piston rod of oil cylinder be free to elongation and shorten, so as to drive interior swing frame and insulator lower end along on outer swing frame
Camber line track motion, clamped by two rolling bearings before and after outer swing frame, can freely horizontally slip, and swinging
When oil cylinder exerts a force, movable pulley is without departing from chute.
Driving gear can according to actual needs carry out size design with driven gear, realize certain gearratio, reduce
The output torque of torsional load motor, the use of lower thrust ball bearing and lifting force ball bearing can allow insulator bearing other
The not impact of torque suspension during load.There is no situation about interfering with each other in each motion of whole testing machine, insulator is subject to four
The size and situation of change of load is realized respectively by four hydraulic cylinders of control.After the testing machine completes test, observation is exhausted
The microstructure of damage field and other Mechanics Performance Testings are carried out under damage location, degree of injury, the ESEM of edge,
And be respectively analyzed the experimental result under different experimental conditions, various factors is probed under real operating mode with this to exhausted
The impact of edge damage status.
Above-mentioned stand arrangement includes base, and support is fixedly mounted on base, and the back timber middle part of support is provided with absolutely
Edge upper fixture, insulation sub-sleeve is rack-mount, and composite insulator is arranged on insulation sub-sleeve by insulator upper fixture
Inside, insulator lower clamp is connected with composite insulator and be connected with torsional load device simultaneously, and on the back timber of support two are provided with
Individual universal joint, two forks are separately mounted on universal joint, and the bottom of two forks is connected with fixed connecting rod, by above-mentioned knot
Structure is designed to easily fix composite insulator on support, while ensure that composite insulator in left and right and liquid in front and back
Freely swung by universal joint in the presence of cylinder pressure, facilitate the loading of oscillating load.
The stretching support of above-mentioned tensile load device is fixedly mounted on the upper surface of interior swing frame, stretching oil cylinder upper bracket peace
Stretching cantilever tip is mounted in, stretching cylinder upper end is connected with stretching oil cylinder upper bracket, and lower end is connected with stretching oil cylinder lower carriage, draws
Oil cylinder lower carriage is stretched in load plate, one end of load plate constitutes with support and is slidably connected, press from both sides under the other end and insulator
Tool is fixedly connected, and tensile load can be applied to composite insulator by above-mentioned structure design.
The oil cylinder that swings of the above-mentioned load device that swings is arranged on the load base of left and right, one end of left linkages
Oil cylinder is connected with swinging, and the other end is connected by left and right connecting seat with outer swing frame, can by above-mentioned structure design
Outer swing frame is swung, and then drives composite insulator to swing, to provide the load that swings.
The swing oil cylinder of above-mentioned swing load device is installed in outer swing frame anteromedial surface, front-rear linkage one end
It is connected with swing oil cylinder, other end connecting seat by before and after is connected with the anterolateral surface of interior swing frame, by above-mentioned knot
Structure is designed to for interior swing frame to carry out swing, and then drives composite insulator swing, to provide swing load
Lotus.
Torsional load motor, the overhanging shaft part peace of torsional load motor are installed in the gripper shoe of above-mentioned torsional load device
Equipped with driving gear, driving gear is meshed with driven gear, and driven gear is arranged on driven shaft, and the lower end of driven shaft passes through
Lower thrust ball bearing is installed on the supporting plate, and upper end is contacted by lifting force ball bearing with load plate, overhanging section of driven shaft
It is connected with the lower end of composite insulator by insulator lower clamp, drives driving gear to rotate by motor, and then is driven driven
Pinion rotation, then torsional load is applied to composite insulator.
Above-mentioned insulator sleeve inner is provided with electric field generation device, and composite insulator can be carried out by loading electric field
Simulation electric field damages research.
Above-mentioned slide rail includes riser, and the top of riser is machined with chute, and riser lateral surface is provided with vertical pillars, vertical vertical
Rolling bearing is installed on post, ensure that outer swing frame smoothly horizontally slips on slide rail by said structure design, mould
Intend the vibration of left and right directions.
Arc track is machined with the left of above-mentioned outer swing frame, the bottom of front-back is provided with boss, is provided with boss
The chute of movable pulley and slide rail is constituted and is slidably connected, by said structure easily composite insulator can be applied left and right with it is front
Combined load afterwards.
Above-mentioned interior swing frame can pass through camber line rail of the sliding pin in outer swing frame in the presence of swing load device
Swing on road, by using cooperatively the combined load that left-right and front-back can be loaded to composite insulator with outer swing frame.
Above-mentioned outer swing frame can be horizontally slipped by movable pulley in the presence of the load device that swings on chute, from
And guarantee to load the swing load of left and right directions, while being also convenient for the loading of fore-aft loads.
Above-mentioned tensile load device can provide tensile load to composite insulator.
Above-mentioned torsional load device can provide torsional load to composite insulator.
Description of the drawings
With reference to the accompanying drawings and examples the invention will be further described.
Fig. 1 is the stereogram of the present invention.
Fig. 2 is the schematic diagram of tensile load device of the present invention.
Fig. 3 is the schematic diagram of torsional load device of the present invention.
Fig. 4 is the structural representation of the outer swing frame of the present invention.
Fig. 5 is the connection partial sectional view between tensile load device of the present invention and torsional load device.
Fig. 6 is the mounting structure schematic diagram of torsional load device of the present invention.
Fig. 7 is the connection diagram between sliding pin of the present invention and outer swing span.
Fig. 8 is the stereogram of other direction of the present invention.
In figure：Stand arrangement 1, tensile load device 2, the load device 3 that swings, swing load device 4, interior pendulum
Moving frame 5, torsional load device 6, composite insulator 7, outer swing frame 8, slide rail 9, base 101, support 102, insulator upper fixture
103rd, insulate sub-sleeve 104, universal joint 105, fork 106, insulator lower clamp 107, fixed connecting rod 108, stretching support 201,
Stretching oil cylinder upper bracket 202, stretching oil cylinder 203, stretching oil cylinder lower carriage 204, load plate 205, left and right load base 301, a left side
Right oscillating oil cylinder 302, left linkages 303, left and right connecting seat 304, swing oil cylinder 401, front-rear linkage 402, connect in front and back
Seat 403, gripper shoe 601, torsional load motor 602, driving gear 603, driven shaft 604, driven gear 605, lower thrust ball axle
Hold 606, lifting force ball bearing 607, arc track 801, boss 802, movable pulley 803, riser 901, vertical pillars 902, rolling
Bearing 903, chute 904.
Specific embodiment
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
Referring to Fig. 1-8, composite insulator dynamic loading torsional test machine, it includes stand arrangement 1, the support of stand arrangement 1
Insulation sub-sleeve 104 is vertically installed with 102, torsional load device 6 is installed in the bottom of insulation sub-sleeve 104, reversed and carry
Lotus device 6 is connected by gripper shoe 601 with the fork 106 of stand arrangement 1, and interior swing frame 5 is connected on fork 106, and stretching is carried
Lotus device 2 is arranged on interior swing frame 5 by stretching support 201, and the side of interior swing frame 5 is by sliding pin 501 and outer swing
Frame 8 is connected, and the left outside side of outer swing frame 8 is connected with the load device 3 that swings, and the load device 3 that swings is by left and right
Load base 301 is arranged on support 102, and one end of swing load device 4 is by oil cylinder 401 and outer swing frame 8 in front and back
Anteromedial surface is connected, and the other end is connected with the anterolateral surface of interior swing span 5, and both sides pass through movable pulley 803 before and after outer swing frame 8
Constitute with the chute 904 on slide rail 9 and be slidably connected.
Referring to Fig. 1, the stand arrangement 1 includes base 101, and support 102 is fixedly mounted on base 101, support 102
Back timber middle part is provided with insulator upper fixture 103, and insulation sub-sleeve 104 is arranged on support 102, and composite insulator 7 leads to
Cross insulator upper fixture 103 to be arranged on inside insulation sub-sleeve 104, insulator lower clamp 107 is connected simultaneously with composite insulator 7
It is connected with torsional load device 6, two universal joints 105 is installed on the back timber of support 102, two forks 106 is separately mounted to
On universal joint 105, the bottom of two forks is connected with fixed connecting rod 108.
Referring to Fig. 2, the stretching support 201 of the tensile load device 2 is fixedly mounted on the upper surface of interior swing frame 5, draws
Stretch oil cylinder upper bracket 202 and be arranged on stretching support 201 top, the stretching upper end of oil cylinder 203 is connected with stretching oil cylinder upper bracket 202,
Lower end is connected with stretching oil cylinder lower carriage 204, and stretching oil cylinder lower carriage 204 is arranged in load plate 205, and the one of load plate 205
End constitutes with support 102 and is slidably connected, and the other end is fixedly connected with insulator lower clamp 107.
Referring to Fig. 1, the oil cylinder 302 that swings of the load device 3 that swings is installed in left and right load base 301
On, one end of left linkages 303 is connected with the oil cylinder 302 that swings, and the other end is by left and right connecting seat 304 and outer swing frame 8
It is connected.
Referring to Fig. 1, the swing oil cylinder 401 of the swing load device 4 installs the inner side before outer swing frame 8
Face, one end of front-rear linkage 402 is connected with swing oil cylinder 401, the other end connecting seat 403 and interior swing frame 5 by before and after
Anterolateral surface is connected.
Referring to Fig. 3, torsional load motor 602, torsional load are installed in the gripper shoe 601 of the torsional load device 6
The overhanging shaft part of motor 602 is provided with driving gear 603, and driving gear 603 is meshed with driven gear 605, driven gear 605
On driven shaft 604, the lower end of driven shaft 604 is arranged in gripper shoe 601 by lower thrust ball bearing 606, and upper end leads to
Cross lifting force ball bearing 607 to contact with load plate 205, overhanging section of driven shaft 604 passes through insulator lower clamp 107 and be combined
The lower end of insulator 7 is connected.
Further, electric field generation device is installed inside the insulation sub-sleeve 104.
Referring to Fig. 1, the slide rail 9 includes riser 901, and the top of riser 901 is machined with chute 904, the lateral surface of riser 901
Vertical pillars 902 are installed, rolling bearing 903 is installed in vertical pillars 902.
Referring to Fig. 5-8, the left side of the outer swing frame 8 is machined with arc track 801, and the bottom of front-back is provided with boss
802, movable pulley 803 is installed on boss 802 and is slidably connected with the composition of chute 904 of slide rail 9.
Further, the interior swing frame 5 can pass through sliding pin 501 outside in the presence of swing load device 4
Swing on the camber line track 801 of swing frame 8.
Further, the outer swing frame 8 can slided in the presence of the load device 3 that swings by movable pulley 803
Horizontally slip on groove 904.
Further, the tensile load device 2 can provide tensile load to composite insulator 7.
Further, the torsional load device 6 can provide torsional load to composite insulator 7.
Referring to Fig. 5, load plate 205 can be slided up and down on fork 106, and right-hand member is connected with lifting force ball bearing 607, in
Between the downward power of Tensile oil cylinder 203, the use of lifting force ball bearing 607 in the figure can ensure that stretching oil cylinder 203 to exhausted
While edge applies pulling force, the torque that torsional load device 6 is applied is not subject to.
Referring to Fig. 6, the left end of gripper shoe 601 of torsional load motor 602 is connected with lower thrust ball bearing 606, and right-hand member can be with
Slide up and down on fork 106, this design can ensure that insulator when power generation minute elongation deformation is stretched, two
Gear is engaged intact still in sustained height.
Referring to Fig. 7, arc track 801 is machined with outer swing frame 8, the oil cylinder 302 that swings is pulling outer swing frame 8 simultaneously
While driving insulation lower end to move left and right, swing oil cylinder 401 can drive insulator lower end edge to be somebody's turn to do in outer swing frame 8
Arc track 801 is moved forward and backward.
Embodiments of the present invention are explained in detail with reference to accompanying drawing, but the present invention is not limited to above-mentioned embodiment party
Formula.Technical staff can be in the innovative point and operating procedure without prejudice to the present invention, in claims, to above-mentioned reality
Apply example to modify.Protection scope of the present invention, should cover such as claims of the present invention.
The device specific work process of the present invention：
Step one：Composite insulator 7 is put into into certain density sour or aqueous slkali soaking for a period of time, is simulated not with this
With corrosion condition of the environment under the conditions of region to insulator.
Step 2：In the insulator upper fixture 103 that insulator upper end after immersion is installed on support 102, lower end peace
It is mounted on the insulator lower clamp 107 of driven gear 605, upper and lower ends are clamped by insulator fishbolt.
Step 3：The insulator sleeve 104 on the outer set of composite insulator 7, the inside of insulation sub-sleeve 104 is equipped with and produces electric field
Device, operator can according to simulation condition, select loading certain value electric field or be not loaded with electric field.
Step 4：Restrained stretching oil cylinder 203 to load plate 205 produce a downward active force, the active force by with
The insulator lower clamp 107 that insulator is clamped is delivered to insulator lower end, and to insulator tensile load is applied.
Step 5：Control torsional load motor 602 is simultaneously meshed by driving gear 603 with driven gear 605, is driven exhausted
Edge lower clamp 107 is rotated and then provides torsional load for composite insulator 7.
Step 6：The oil cylinder 302 that swings is controlled, the oil cylinder 302 that swings is in the outer swing frame 8 of pulling and drives under insulation
What end moved left and right, so as to load the oscillating load of left and right directions for it.
Step 7：The fore-and-aft direction of control swing oil cylinder 401 pull in swing frame 5, the sliding pin 501 of its left end can be
Slide on the arc track 801 of outer swing frame 8, so as to load the oscillating load of fore-and-aft direction for it.
When being tested, in above step four to step 7, can select to control four hydraulic cylinders simultaneously, also may be used
Only to control which part hydraulic cylinder, the pass probed into this between damage status of insulator and various coupling conditions
System.According to related experiment arrangement and experiment effect, insulator is tested after reaching expected number of days in torsional test machine, stops each liquid
The motion of cylinder pressure, removes insulator and carries out the test of every insulator damage results.
The device concrete operating principle of the present invention：
When needing to carry out dynamic loading torsional test to composite insulator, first by the certain density acid of insulator Jing or alkali
It is arranged on after solution immersion on testing machine, inside insulation sub-sleeve 104 electric field is loaded, by tensile load device 2 and torsion
Load device 6 respectively to insulator apply tensile load and rotate load, the oil cylinder 302 that swings pull outer swing frame 8 and
When insulator lower end swings, the swing oil cylinder 401 connected on outer swing frame 8 can follow outer swing frame 8 to move together, with
The piston rod of this simultaneously swing oil cylinder 401 be free to elongation and shorten, so as to drive interior swing frame 5 and insulator
Lower end is moved along the camber line track 801 on outer swing frame 8, is clamped by two rolling bearings 903 before and after outer swing frame 8, can
Freely horizontally slip, and when the oil cylinder 302 that swings exerts a force, movable pulley 803 is without departing from chute 904.
Driving gear 603 can according to actual needs carry out size design with driven gear 605, realize certain transmission
Than, reducing the output torque of torsional load motor 602, the use of lower thrust ball bearing 606 and lifting force ball bearing 607 can allow
Insulator not impact of torque suspension when other load are born.There are no the feelings for interfering with each other in each motion of whole testing machine
Condition, insulator is subject to the size and situation of change of four load to realize by four hydraulic cylinders of control respectively.Treat the testing machine
Complete test after, observe insulator damage location, degree of injury, ESEM under damage field microstructure and carry out
Other Mechanics Performance Testings, and be respectively analyzed the experimental result under different experimental conditions, reality is probed into this
Impact of the various factors to insulator damage status under operating mode.
Advantages of the present invention：
1st, the sleeve of exterior insulator for composite insulator provide one closing space, be capable of safety to insulator
Loading electric field.
2nd, the testing machine can be used for studying the damage of composite insulator and tensile load, swing load, rotates load, week
Enclose the relation between the conditions such as electric field and corrosive environment.
3rd, the testing machine can analyze damage status of the insulator under the conditions of corresponding complicated coupling.
4th, each factor can be non-interference with single control, and four hydraulic cylinders can be input into by the control panel of computer
Certain random signal, being capable of more accurate simulating reality operating mode.
5th, testing machine integral installation and easy accessibility, each arrangement of mechanism is reasonable and compact.
Claims (8)
1. composite insulator dynamic loading torsional test machine, it is characterised in that：It includes stand arrangement（1）, stand arrangement（1）
Frame（102）On be vertically installed with insulation sub-sleeve（104）, in insulation sub-sleeve（104）Bottom torsional load device is installed
（6）, torsional load device（6）By gripper shoe（601）With stand arrangement（1）Fork（106）It is connected, interior swing frame（5）Even
It is connected on fork（106）On, tensile load device（2）By stretching support（201）Installed in interior swing frame（5）On, interior swing frame
（5）Side pass through sliding pin（501）With outer swing frame（8）It is connected, outer swing frame（8）Left outside side be connected with and swing
Load device（3）, swing load device（3）By left and right load base（301）Installed in support（102）On, put in front and back
Dynamic loading device（4）One end pass through swing oil cylinder（401）With outer swing frame（8）Anteromedial surface be connected, the other end with it is interior
Swing span（5）Anterolateral surface be connected, outer swing frame（8）Before and after both sides pass through movable pulley（803）With slide rail（9）On chute
（904）Composition is slidably connected；
The stand arrangement（1）Including base（101）, support（102）It is fixedly mounted on base（101）On, support（102）Top
Beam middle part is provided with insulator upper fixture（103）, insulate sub-sleeve（104）Installed in support（102）On, composite insulator
（7）By insulator upper fixture（103）Installed in insulation sub-sleeve（104）Inside, insulator lower clamp（107）With compound inslation
Son（7）Be connected simultaneously with torsional load device（6）It is connected, support（102）Back timber on two universal joints are installed（105）, two
Root fork（106）It is separately mounted to universal joint（105）On, the bottom of two forks is connected with fixed connecting rod（108）；
The tensile load device（2）Stretching support（201）It is fixedly mounted on interior swing frame（5）Upper surface, stretch oil cylinder
Upper bracket（202）Installed in stretching support（201）Top, stretches oil cylinder（203）Upper end and stretching oil cylinder upper bracket（202）Phase
Even, lower end and stretching oil cylinder lower carriage（204）It is connected, stretches oil cylinder lower carriage（204）Installed in load plate（205）On, loading
Plate（205）One end and support（102）Composition is slidably connected, the other end and insulator lower clamp（107）It is fixedly connected.
2. composite insulator dynamic loading torsional test machine according to claim 1, it is characterised in that：The load that swings
Lotus device（3）The oil cylinder that swings（302）Installed in left and right load base（301）On, left linkages（303）One end with it is left
Right oscillating oil cylinder（302）It is connected, the other end passes through left and right connecting seat（304）With outer swing frame（8）It is connected.
3. composite insulator dynamic loading torsional test machine according to claim 1, it is characterised in that：The swing is carried
Lotus device（4）Swing oil cylinder（401）Install in outer swing frame（8）Anteromedial surface, front-rear linkage（402）One end with front and back
Oscillating oil cylinder（401）It is connected, other end connecting seat by before and after（403）With interior swing frame（5）Anterolateral surface be connected.
4. composite insulator dynamic loading torsional test machine according to claim 1, it is characterised in that：The torsional load dress
Put（6）Gripper shoe（601）On torsional load motor is installed（602）, torsional load motor（602）Overhanging shaft part be provided with
Driving gear（603）, driving gear（603）With driven gear（605）It is meshed, driven gear（605）Installed in driven shaft
（604）On, driven shaft（604）Lower end pass through lower thrust ball bearing（606）Installed in gripper shoe（601）On, upper end is by upper
Thrust ball bearing（607）With load plate（205）Contact, driven shaft（604）Overhanging section pass through insulator lower clamp（107）With
Composite insulator（7）Lower end be connected.
5. composite insulator dynamic loading torsional test machine according to claim 1, it is characterised in that：The insulation sub-sleeve
（104）Inside is provided with electric field generation device.
6. composite insulator dynamic loading torsional test machine according to claim 1, it is characterised in that：The slide rail（9）Bag
Include riser（901）, riser（901）Top be machined with chute（904）, riser（901）Lateral surface is provided with vertical pillars
（902）, vertical pillars（902）On rolling bearing is installed（903）.
7. composite insulator dynamic loading torsional test machine according to claim 1, it is characterised in that：The outer swing frame
（8）Left side be machined with arc track（801）, the bottom of front-back is provided with boss（802）, boss（802）On cunning is installed
Driving wheel（803）, movable pulley（803）With slide rail（9）Chute（904）Composition is slidably connected.
8. composite insulator dynamic loading torsional test machine according to claim 1, it is characterised in that：The interior swing frame
（5）Can be in swing load device（4）In the presence of pass through sliding pin（501）In outer swing frame（8）Camber line track（801）
Upper swing；
The outer swing frame（8）Can be in the load device that swings（3）In the presence of pass through movable pulley（803）In chute（904）
On horizontally slip；
The tensile load device（2）Composite insulator can be given（7）Tensile load is provided；
The torsional load device（6）Composite insulator can be given（7）Torsional load is provided.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510179326.XA CN104833469B (en) | 2015-04-16 | 2015-04-16 | Composite insulator dynamic load torsional vibration testing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510179326.XA CN104833469B (en) | 2015-04-16 | 2015-04-16 | Composite insulator dynamic load torsional vibration testing machine |
Publications (2)
| Publication Number | Publication Date |
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| CN104833469A CN104833469A (en) | 2015-08-12 |
| CN104833469B true CN104833469B (en) | 2017-05-03 |
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| CN201510179326.XA Expired - Fee Related CN104833469B (en) | 2015-04-16 | 2015-04-16 | Composite insulator dynamic load torsional vibration testing machine |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106950020A (en) * | 2017-03-09 | 2017-07-14 | 中国电力科学研究院 | The test device of insulator vibrating fatigue performance |
| CN107121255B (en) * | 2017-07-11 | 2020-01-03 | 国网安徽省电力公司安庆供电公司 | Transformer box body vibration bump test device |
| CN112763169B (en) * | 2020-12-01 | 2023-05-02 | 中国电力科学研究院有限公司 | Wind vibration simulation test device for horizontally arranged insulators |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201444135U (en) * | 2008-12-11 | 2010-04-28 | 淄博泰光电力器材厂 | Large-deflection testing machine for composite insulator |
| CN203572727U (en) * | 2013-12-02 | 2014-04-30 | 国家电网公司 | Comprehensive fatigue test system of stretching vibration and torsion of composite insulator |
| CN204008274U (en) * | 2014-07-25 | 2014-12-10 | 国家电网公司 | A kind of composite insulator amount of deflection with wave fatigue detection device |
| CN204495522U (en) * | 2015-04-16 | 2015-07-22 | 三峡大学 | Composite insulator dynamic loading torsional test machine |
-
2015
- 2015-04-16 CN CN201510179326.XA patent/CN104833469B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201444135U (en) * | 2008-12-11 | 2010-04-28 | 淄博泰光电力器材厂 | Large-deflection testing machine for composite insulator |
| CN203572727U (en) * | 2013-12-02 | 2014-04-30 | 国家电网公司 | Comprehensive fatigue test system of stretching vibration and torsion of composite insulator |
| CN204008274U (en) * | 2014-07-25 | 2014-12-10 | 国家电网公司 | A kind of composite insulator amount of deflection with wave fatigue detection device |
| CN204495522U (en) * | 2015-04-16 | 2015-07-22 | 三峡大学 | Composite insulator dynamic loading torsional test machine |
Non-Patent Citations (2)
| Title |
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| LONG-TERM MECHANICAL PROPERTIES OF HIGH VOLTAGE COMPOSITE INSULATORS;C.de Tourreil 等;《IEEE Transactions on Power Apparatus and Systems》;19851031;第104卷(第10期);第2918-2921页 * |
| 电网技术;沈庆河 等;《复合绝缘子的动载机械性能研究》;20060630;第30卷(第12期);第75-78页 * |
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| CN104833469A (en) | 2015-08-12 |
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