CN205808851U - Extra-high voltage direct current composite wall bushing internal and external anti-seismic test device - Google Patents
Extra-high voltage direct current composite wall bushing internal and external anti-seismic test device Download PDFInfo
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- CN205808851U CN205808851U CN201620740500.3U CN201620740500U CN205808851U CN 205808851 U CN205808851 U CN 205808851U CN 201620740500 U CN201620740500 U CN 201620740500U CN 205808851 U CN205808851 U CN 205808851U
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- 238000012360 testing method Methods 0.000 title claims abstract description 49
- 239000002131 composite material Substances 0.000 title 1
- 238000006073 displacement reaction Methods 0.000 claims abstract description 52
- 230000001133 acceleration Effects 0.000 claims abstract description 44
- 238000005259 measurement Methods 0.000 claims abstract description 34
- 230000007704 transition Effects 0.000 claims description 62
- 230000035939 shock Effects 0.000 claims description 23
- 230000005484 gravity Effects 0.000 claims description 21
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- 230000015556 catabolic process Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 230000000638 stimulation Effects 0.000 description 7
- 230000007812 deficiency Effects 0.000 description 5
- 239000011888 foil Substances 0.000 description 4
- 238000004088 simulation Methods 0.000 description 4
- 230000003416 augmentation Effects 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000003556 assay Methods 0.000 description 2
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Abstract
The utility model discloses an extra-high voltage direct current compounds the inside and outside antidetonation test device of wall bushing, this extra-high voltage direct current compounds the inside and outside antidetonation test device of wall bushing includes acceleration measuring device, and a support, locate the mounting panel on the support and locate the beneath shaking table of support, the support is equipped with the supporting beam that supports the mounting panel, the mounting panel is seted up the mounting hole that supplies the wall bushing to pass, acceleration measuring device is including locating the first accelerometer on the shaking table, locate the second accelerometer on the supporting beam, locate the third accelerometer on this outer tube and locate the fourth accelerometer on the interior guide arm. The utility model discloses a third accelerometer and fourth accelerometer carry out acceleration measurement to outer sleeve pipe and interior guide arm respectively, carry out the integral computation to measuring result between them and can reach motion displacement between them to calculate outer relative displacement between the two according to displacement between them, and then judge that the wall bushing has or not the collision in the earthquake, the not enough breakdown scheduling problem that causes of air gap.
Description
Technical field
This utility model relates to wall bushing shock test technical field, especially relates to that a kind of extra-high voltage direct-current is compound to be worn
Shock test device inside and outside wall sleeve.
Background technology
Along with China's project of transmitting and converting electricity develops to high pressure, supertension and extra-high voltage direction, DC converter station is equipped with big
The key equipment of amount, such as ultrahigh voltage direct current wall bushing.Wall bushing is made up of trocar sheath and the inner guide being located in trocar sheath,
Wherein trocar sheath includes the outdoor bushing outside the valve Room and the composition of the indoor bushing inside the valve Room, and inner guide includes outside the valve Room
Indoor guide rod composition inside outdoor guide rod and the valve Room, centre is linked to be an entirety by transition tank, and this transition tank is by installing
Plate hangs and is arranged on the body of wall of the valve Room.Under multi-component earthquake excitation, ultrahigh voltage direct current wall bushing is had suitable by valve Room body of wall
Power augmentation effect, therefore ultrahigh voltage direct current wall bushing reality can be needed to carry out it sternly by more harsh geological process
The earthquake examination of lattice, it is ensured that it is safety in earthquake.At present, the shock test device going back neither one special carrys out simulation test work
The anti-seismic performance of the wall bushing in condition.
Utility model content
Based on this, this utility model is to overcome the defect of prior art, it is provided that a kind of extra-high voltage direct-current is combined set through walls
The inside and outside shock test device of pipe, its can wall bushing under simulation test actual condition, through walls in order to determine under actual condition
The anti-seismic performance of sleeve pipe.
Its technical scheme is as follows:
A kind of extra-high voltage direct-current is combined shock test device inside and outside wall bushing, and this wall bushing includes trocar sheath and is located at
Inner guide in described trocar sheath, including acceleration measurement device, support, the installing plate being located on described support be located at described
Vibration table under bracket bottom, described support is provided with the support beam supporting described installing plate, and described installing plate offers for set through walls
Pipe through installing hole, described acceleration measurement device include the first accelerometer being located on described vibration table, be located at described
The second accelerometer in support beam, the 3rd accelerometer being located on this trocar sheath and the 4th adding of being located on described inner guide
Velometer.
Wherein in an embodiment, this wall bushing also includes that transition tank, described trocar sheath include being positioned at described transition
The first sleeve at tank two ends and the second sleeve pipe, described inner guide includes that the first guide rod and second being positioned at described transition tank two ends is led
Bar, described 3rd accelerometer and the described 4th equal at least two of accelerometer, the center of gravity of described first sleeve and described
The center of gravity of the second sleeve pipe is equipped with described 3rd accelerometer, the center of gravity of described first guide rod and the weight of described second guide rod
The 4th accelerometer it is equipped with at the heart.
Wherein in an embodiment, described first sleeve near one end of described transition tank, described first sleeve away from
One end of described transition tank, described second sleeve pipe near one end of described transition tank and described second sleeve pipe away from described transition tank
One end be equipped with described 3rd accelerometer.
Wherein in an embodiment, described acceleration measurement device also includes the 5th acceleration being located on described installing plate
Degree meter.
Wherein in an embodiment, also include that displacement measuring device, institute's displacement measurement device shake described in including being located at
The first displacement meter, the second displacement meter being located in described support beam and the triple motion being located on described trocar sheath on dynamic platform
Meter.
Wherein in an embodiment, described triple motion is calculated as multiple, and described first sleeve is near described transition tank
One end, described first sleeve are close away from crossing one end of described transition tank, the center of gravity of described first sleeve, described second sleeve pipe
One end of described transition tank, described second sleeve pipe are all provided with away from the center of gravity of one end and described second sleeve pipe of crossing described transition tank
There is described triple motion meter.
Wherein in an embodiment, also include strain gauge means, described strain gauge means include being located at described outside
First strain gauge of the outer surface of sleeve pipe and be located at second strain gauge of outer surface of described inner guide.
Wherein in an embodiment, it is characterised in that described strain is calculated as at least two, and described first sleeve is near institute
State one end of transition tank and described second sleeve pipe is equipped with described first strain gauge near one end of described transition tank, described first
Guide rod is equipped with described second near one end of described transition tank and described second guide rod near one end of described transition tank and strains
Meter.
Wherein in an embodiment, also include that controller, described vibration table and described acceleration measurement device are all and institute
State controller to be electrically connected with.
Advantage or principle to preceding solution illustrate below:
This utility model provides a kind of extra-high voltage direct-current and is combined shock test device inside and outside wall bushing, and it includes accelerating
Degree measurement apparatus, installing plate, support and vibration table, the wall bushing of test is fixed on support by installing plate.This practicality is new
Support described in type may be designed as and quality, the equal strength such as actual valve Room body of wall, in order to simulate real valve Room body of wall, simultaneously
Being provided with vibration table below support, vibration table is in order to export seismic wave, and when Vibration on Start-up platform, vibration power is amplified by support
And it is transferred to wall bushing, thus this utility model goes to be simulated the wall bushing under actual condition on the whole, it can
Wall bushing anti-seismic performance under the power augmentation effect of valve Room body of wall is tested by acceleration measurement device.Specifically,
First accelerometer is for measuring the seismic stimulation of the actual output of vibration table surface；Second accelerometer is used for measuring support to survey
The acceleration amplification of test agent, that is to say the actual seismic stimulation being subject to of wall bushing test specimen, due to wall bushing
It is to be installed in support beam by installing plate, by measuring the acceleration induction value in support beam, can directly obtain and reach to wear
The seismic stimulation of wall sleeve；3rd accelerometer is i.e. for measuring wall bushing acceleration responsive in test.By to shaking
Move in platform, support beam and the accekeration of wall bushing outer surface is analyzed calculating, so that it is determined that set through walls under actual condition
The anti-seismic performance of pipe.Meanwhile, acceleration measurement device described in the utility model also includes the 4th acceleration being located on inner guide
Degree meter, is measured, to both trocar sheath and inner guide degree of being accelerated respectively by the 3rd accelerometer and the 4th accelerometer
Measurement result be integrated can be calculated both moving displacements, thus according to both displacements calculate outer the most between the two
Relative displacement, and then judge that wall bushing has collisionless, the air gap deficiency to cause problems such as puncturing in earthquake.To sum up may be used
Know, the utility model proposes a kind of extra-high voltage direct-current and be combined shock test device and test method inside and outside wall bushing, its energy
Wall bushing under enough simulation test actual conditions, in order to determine the anti-seismic performance of wall bushing under actual condition, has bigger
Practicality and the suitability.
Preferably, the 3rd accelerometer and the 4th accelerometer lay respectively at the center of gravity of trocar sheath and inner guide so that
The measuring point of trocar sheath and inner guide is positioned at same cross-section, and then may determine that both relative displacements in same radial direction, from
And can more accurately judge that wall bushing has collisionless, the air gap deficiency to cause problems such as puncturing in earthquake.
Described 3rd accelerometer is also respectively arranged on first sleeve near one end of transition tank, first sleeve away from transition tank
One end, the second sleeve pipe near one end of transition tank and the second sleeve pipe away from one end of transition tank.Because wall bushing is above-mentioned
Position is all the weak link under earthquake disaster, on the basis of taking into full account testing cost, measuring point is located at above-mentioned position, i.e.
Can reach the effect of the anti-seismic performance assessing sleeve pipe on the whole.
Described acceleration measurement device also includes that the 4th accelerometer being located on described installing plate, the 4th accelerometer are used
In the outer moment of torsion of the plate measuring installing plate.
This utility model also includes displacement measuring device, and institute's displacement measurement device is used for vibration table, support beam and wears
Wall sleeve outer surface carries out displacement measurement.By installing acceleration measurement device and displacement measuring device on this assay device,
Wall bushing acceleration under seismic stimulation and displacement can be measured, utilize acceleration and displacement relation, can be mutual
Check test result, it is ensured that the reliability of sensor measurement.
This utility model also includes strain gauge means, and this strain gauge means includes being located at the first of trocar sheath outer surface
Strain gauge and the second strain gauge being located at inner guide outer surface, in order to assess strain and the deformation of trocar sheath and inner guide,
So that it is determined that the shock strength of test sample.
Owing to place tank connected with transition on wall bushing is the link that antidetonation is the weakest, in first sleeve near transition
One end and second sleeve pipe of tank arrange the first strain gauge near one end of transition tank, the first guide rod near one end of transition tank with
And second guide rod arrange the second strain gauge near one end of transition tank, both can reach the effect of test strain, can save again
Testing cost.
Controller is also included near one end this utility model of transition tank, by controller control near one end of transition tank
Vibration table starts and acceleration measurement device is measured, and is analyzed surveyed data calculating simultaneously, and then can realize whole survey
The automatically controlling and calculating of electricity testing device.
Accompanying drawing explanation
Fig. 1 is the structural representation of the wall bushing described in this utility model embodiment；
Fig. 2 is that the extra-high voltage direct-current described in this utility model embodiment is combined the knot of shock test device inside and outside wall bushing
Structure schematic diagram；
Fig. 3 be support described in this utility model embodiment with installing plate laterally assemble schematic diagram；
Fig. 4 is the layout schematic diagram of the acceleration measurement device described in this utility model embodiment；
Fig. 5 is the layout schematic diagram of the displacement measuring device described in this utility model embodiment；
Fig. 6 is the layout schematic diagram of the strain gauge means described in this utility model embodiment；
Fig. 7 (a) is the layout schematic diagram of the single strain rosette described in this utility model embodiment；Fig. 7 (b) is that this practicality is new
The layout schematic diagram of 4 strain rosettes on trocar sheath described in type embodiment；
Fig. 8 (a) is the layout schematic diagram of the single foil gauge described in this utility model embodiment；Fig. 8 (b) is that this practicality is new
The layout schematic diagram of 4 foil gauges on inner guide described in type embodiment.
Description of reference numerals:
100, wall bushing, 110, trocar sheath, 111, first sleeve, the 112, second sleeve pipe, 120, inner guide, 121,
One guide rod, the 122, second guide rod, 130, transition tank, 200, vibration table, 210, table top, 300, support, 310, support beam, 400, peace
Dress plate, 410, installing hole.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing and specifically real
Execute mode, this utility model is described in further detail.It should be appreciated that detailed description of the invention described herein
Only in order to explain this utility model, do not limit protection domain of the present utility model.
As it is shown in figure 1, wall bushing 100 is made up of trocar sheath 110 and inner guide 120, wherein, trocar sheath 110 includes
Sleeve 111 and the second sleeve pipe 112, inner guide 120 includes the first guide rod 121 and the second guide rod 122, first sleeve 111 and
Two sleeve pipes 112 centres and the first guide rod 121 and the middle transition tank 130 that passes through of the second guide rod 122 are linked to be an entirety.Such as Fig. 2
Shown in Fig. 3, extra-high voltage direct-current described in the utility model is combined shock test device inside and outside wall bushing, and it includes acceleration
Measurement apparatus, support 300, the installing plate 400 being located on support 300 and be located at the vibration table 200 under described support 300.Institute
Stating support 300 and be provided with the support beam 310 for supporting described installing plate 400, described installing plate 400 offers for wall bushing
The installing hole 410 that 100 pass, installing plate 400 described in the utility model is obliquely installed, and it is about 10 with the angle of vertical direction
Degree so that test sample tiltable is installed on support 300, is used for simulating tilted-putted wall bushing 100 under actual condition.
Support 300 described in the utility model may be designed as and quality, the equal strength such as actual valve Room body of wall, in order to simulate the valve Room of reality
Body of wall, the vibration table 200 below support 300 is in order to export seismic wave simultaneously, and when Vibration on Start-up platform 200, support 300 is to vibration
Power is amplified and is transferred to wall bushing 100, thus this utility model goes on the whole to the set through walls under actual condition
Pipe 100 is simulated, and it can test the wall bushing 100 power augmentation effect at valve Room body of wall by acceleration measurement device
Under anti-seismic performance.
Specifically, as shown in Figure 4, described acceleration measurement device includes the table top 210 being respectively arranged on described vibration table 200
The first accelerometer A1, second accelerometer of the junction of installing plate 400 (support beam 310 with) in described support beam 310
A2, the 3rd accelerometer A3 of wall bushing 100 outer surface and the 4th accelerometer A4 being located on described inner guide 120.The
One accelerometer A1 is for measuring the seismic stimulation of the actual output of vibration table 200 table top 210, and the second accelerometer A2 is used for measuring
The support 300 acceleration amplification to test sample, that is to say that the actual earthquake being subject to of wall bushing 100 test specimen swashs
Encouraging, the 3rd accelerometer A3 is i.e. for measuring sleeve pipe acceleration responsive in test.By to vibration table 200, support beam
310 and the accekeration of wall bushing 100 outer surface be analyzed calculating, so that it is determined that wall bushing 100 under actual condition
Anti-seismic performance.Meanwhile, acceleration measurement device described in the utility model also includes the 4th acceleration being located on inner guide 120
Meter A4, is surveyed trocar sheath 110 and inner guide 120 degree of being accelerated respectively by the 3rd accelerometer A3 and the 4th accelerometer A4
Amount, is integrated can be calculated both moving displacements to both measurement results, thus calculates according to both displacements
Outer relative displacement between the two, and then judge that wall bushing 100 has collisionless, the air gap deficiency to cause and puncture in earthquake
Etc. problem.In summary, the utility model proposes a kind of extra-high voltage direct-current be combined inside and outside wall bushing shock test device and
Test method, its can wall bushing 100 under simulation test actual condition, in order to determine wall bushing 100 under actual condition
Anti-seismic performance, there is bigger practicality and the suitability.
In the present embodiment, described 3rd accelerometer A3 and the described 4th equal at least two of accelerometer A4, described
The center of gravity of first sleeve 111 and the center of gravity 112 of described second sleeve pipe are equipped with described 3rd accelerometer A3, and described first
The center of gravity of guide rod 121 and the center of gravity of described second guide rod 122 are equipped with the 4th accelerometer A4.By by the 3rd acceleration
Meter A3 and the 4th accelerometer A4 lays respectively at trocar sheath 110 and the center of gravity of inner guide 120 so that trocar sheath 110 and interior lead
The measuring point of bar 120 is positioned at same cross-section, and then may determine that both relative displacements in same radial direction, such that it is able to more
Judge that wall bushing has collisionless, the air gap deficiency to cause problems such as puncturing in earthquake exactly.
Further, the 3rd accelerometer A3 is also respectively arranged on described first sleeve 111 near the one of described transition tank 130
End, described first sleeve 111 away from one end of described transition tank 130, described second sleeve pipe 112 near described transition tank 130
One end and described second sleeve pipe 112 are away from one end of described transition tank 130.Because the above-mentioned position of wall bushing 100 is all ground
Weak link under earthquake calamity evil, on the basis of taking into full account testing cost, is located at measuring point above-mentioned position, i.e. can reach from whole
The effect of the anti-seismic performance of sleeve pipe is assessed on body.
In the present embodiment, described acceleration measurement device also includes the 5th acceleration being located on described installing plate 400
Meter A5, the 5th accelerometer A5 reverse outside the face of installing plate 400 in order to measure.
Preferably, described the first accelerometer A1, the second accelerometer A2, the 3rd accelerometer A3, the 4th acceleration
Meter A4 and the 5th accelerometer A5 is three-dimensional acceleration transducer.Wherein, the first accelerometer A1, the second accelerometer A2 and
5th accelerometer A5 uses world coordinates arrangement, i.e. its three-dimensional measured respectively to be parallel to the X in direction, ground to, Y
To be perpendicular to the Z-direction on ground, wherein X is to pointing to the direction of the other end in horizontal plane from one end for wall bushing 100, Y-direction
Be perpendicular in horizontal plane X to.And owing to generally, wall bushing 100 is to be obliquely installed, in order to test wall bushing
100 antidetonation responses own, the arranged direction of the three-dimensional acceleration transducer being located on wall bushing 100 should be with wall bushing
On the basis of 100 is own, specifically, the measurement three-dimensional of the 3rd accelerometer A3 and the 4th accelerometer A4 is this wall bushing 100
Axial Xs, radially Zs and be perpendicular to the Ys, Zs of Xs, Zs and be positioned at vertical plane, Ys is identical with Y-direction.
In the present embodiment, also include displacement measuring device, as it is shown in figure 5, institute's displacement measurement device includes setting respectively
In the first displacement meter D1 of table top 210 of described vibration table 200, the second displacement meter D2 being located in described support beam 310 with set
Triple motion meter D3 in wall bushing 100 outer surface.First displacement meter D1, the second displacement meter D2 and triple motion meter D3 are respectively
For measuring the displacement on the absolute displacement of table top 210, the absolute displacement of support 300 and the sleeve pipe sample under seismic stimulation.
By installing acceleration measurement device and displacement measuring device on this assay device, can be to the wall bushing under seismic stimulation
100 acceleration and displacement measure, and utilize acceleration and displacement relation, can mutual check test result, it is ensured that sensor
The reliability of measurement result.
Specifically, the triple motion meter D3 being located at wall bushing 100 outer surface is multiple, is respectively arranged on described first sleeve
111 near one end of described transition tank 130, described first sleeve 111 away from cross one end of described transition tank 130, described first
The center of gravity of sleeve pipe 111, described second sleeve pipe 112 near one end of described transition tank 130, described second sleeve pipe 112 is away from mistake
One end of described transition tank 130 and the center of gravity of described second sleeve pipe 112.
Described displacement measuring device arranges at least two the 4th displacement meter D4 also dependent on being actually needed, two the 4th
Move meter D4 to be respectively used to be arranged in the first guide rod 121 and center of gravity of the second guide rod 122.By triple motion meter D3 and the 4th
Move meter D4 and measure trocar sheath 110 and the inner guide 120 relative displacement in center of gravity, thus determine whether to determine trocar sheath 110
Collisionless, the air gap deficiency is had to cause problems such as puncturing in earthquake with inner guide 120.
In the present embodiment, described the first displacement meter D1, the second displacement meter D2, described triple motion meter D3 and described
Four displacement meter D4 are three direction displacement sensor, for measuring wall bushing 100 at described X to, described Y-direction and described
The positional value of Z-direction.
As shown in Figure 6, in the present embodiment, this utility model also includes strain gauge means, described strain gauge means
Including being located at the first strain gauge S1 of trocar sheath 110 outer surface and being located at the second strain gauge S2 of described inner guide 120 outer surface,
Respectively in order to assess trocar sheath 110 and the strain of inner guide 120 and deformation, so that it is determined that the shock strength of test sample.
Specifically, two described first strain gauges S1 are respectively arranged on described first sleeve 111 near one end of transition tank 130
With the second sleeve pipe 112 near one end of transition tank 130.Place owing to being connected with transition tank 130 on wall bushing 100 is antidetonation
The weakest link, arranges strain measurement element in this place, both can reach the effect of test strain, and can save again and test into
This.As shown in Fig. 7 (a) and Fig. 7 (b), each first strain gauge S1 all includes that four three-dimensional strain rosette S11 (are arranged by three-dimensional
Three foil gauges composition), four described three-dimensional strain rosette S11 are evenly arranged along the periphery of wall bushing 100, and each three
To strain rosette S11 for measuring this wall bushing 100 strain value in X-direction, Y-direction and Z-direction, this utility model reaches
Measure wall bushing 100 stress and the effect of deformation all sidedly.
As shown in Fig. 6, Fig. 8 (a) and Fig. 8 (b), the second described strain gauge S2 is located at the first guide rod 121 near transition tank
One end of 130 and the second guide rod 122 are near one end of transition tank 130.Each second strain gauge S2 includes four longitudinal strain sheets
S21, four longitudinal strain sheet S21 circumferences are evenly arranged, and foil gauge S21 is used to measure wall bushing 100 in Z side longitudinally in each
Strain value upwards.
Preferably, this utility model also includes controller, described vibration table 200, described acceleration measurement device, institute's rheme
Measuring system and described strain gauge means are all electrically connected with described controller.Control vibration table 200 by controller to open
Displacement measured by dynamic, accelerometer measures acceleration responsive, displacement meter and strain gauge measures strain, carries out surveyed data point simultaneously
Analysis calculates, and then can realize whole test device is automatically controlled and calculated.In the present embodiment, the acceleration of each measuring point
Meter, displacement meter and strain gauge are all connected with controller, in order to be determined clearly the anti-seismic performance of wall bushing 100 corresponding site.
Shock test method inside and outside wall bushing 100 described in the utility model, comprises the following steps:
Wall bushing 100 sample is arranged on installing plate 400；
Table top 210 at vibration table 200 arranges the first accelerometer A1, and support beam 310 is arranged the second accelerometer A2,
Arrange the 3rd accelerometer A3 on trocar sheath 110, inner guide 120 is arranged the 4th accelerometer A4, installing plate 400 is arranged the
Five accelerometer A5；Table top 210 at vibration table 200 arranges the first displacement meter D1, and support beam 310 is arranged the second displacement meter
D2, trocar sheath 110 outer surface arranges triple motion meter D3；The first strain gauge S1 and inner guide is arranged at trocar sheath 110 outer surface
120 outer surfaces arrange the first strain gauge S2；
Vibration on Start-up platform 200；
First accelerometer A1, the second accelerometer A2, the 3rd accelerometer A3, the 4th accelerometer A4 and the 5th accelerate
Degree meter A5 gathers vibration table 200, support beam 310, trocar sheath 110, inner guide 120 and the accekeration of installing plate 400 respectively；The
One displacement meter D1, the second displacement meter D2 and triple motion meter D3 gather vibration table 200, support beam 310 and trocar sheath 110 respectively
Shift value；First strain gauge S1 and the second strain gauge S2 gather the strain value of wall bushing 100 outer surface respectively；
Controller accekeration, shift value and strain value to being surveyed is analyzed processing, in order to determine under actual condition
The anti-seismic performance of wall bushing 100.
Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, not to above-mentioned reality
The all possible combination of each technical characteristic executed in example is all described, but, as long as the combination of these technical characteristics is not deposited
In contradiction, all it is considered to be the scope that this specification is recorded.
Embodiment described above only have expressed several embodiments of the present utility model, and it describes more concrete and detailed,
But therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that, for the common skill of this area
For art personnel, without departing from the concept of the premise utility, it is also possible to make some deformation and improvement, these broadly fall into
Protection domain of the present utility model.
Claims (9)
1. extra-high voltage direct-current is combined a shock test device inside and outside wall bushing, and this wall bushing includes trocar sheath and is located at institute
State the inner guide in trocar sheath, it is characterised in that include acceleration measurement device, support, the installing plate be located on described support
With the vibration table being located under described bracket bottom, described support is provided with the support beam supporting described installing plate, and described installing plate is offered
Having the installing hole passed for wall bushing, described acceleration measurement device includes the first acceleration being located on described vibration table
Meter, the second accelerometer, the 3rd accelerometer being located on this trocar sheath be located in described support beam and be located at described in lead
The 4th accelerometer on bar.
Extra-high voltage direct-current the most according to claim 1 is combined shock test device inside and outside wall bushing, and this wall bushing is also
Including transition tank, described trocar sheath includes first sleeve and the second sleeve pipe being positioned at described transition tank two ends, described inner guide bag
Include the first guide rod and the second guide rod being positioned at described transition tank two ends, it is characterised in that described 3rd accelerometer and described
The four equal at least two of accelerometer, the center of gravity of described first sleeve and the center of gravity of described second sleeve pipe are equipped with described
Three accelerometers, the center of gravity of described first guide rod and the center of gravity of described second guide rod are equipped with the 4th accelerometer.
Extra-high voltage direct-current the most according to claim 2 is combined shock test device inside and outside wall bushing, it is characterised in that institute
State first sleeve near one end of described transition tank, described first sleeve is away from one end of described transition tank, described second sleeve pipe
It is equipped with described 3rd accelerometer away from one end of described transition tank near one end of described transition tank and described second sleeve pipe.
Extra-high voltage direct-current the most according to claim 1 is combined shock test device inside and outside wall bushing, it is characterised in that institute
State the 5th accelerometer that acceleration measurement device also includes being located on described installing plate.
Extra-high voltage direct-current the most according to claim 1 is combined shock test device inside and outside wall bushing, it is characterised in that also
Including displacement measuring device, institute's displacement measurement device includes the first displacement meter being located on described vibration table, is located at described
The second displacement meter on support beam and the triple motion meter being located on described trocar sheath.
Extra-high voltage direct-current the most according to claim 5 is combined shock test device inside and outside wall bushing, and this wall bushing is also
Including transition tank, described trocar sheath includes first sleeve and the second sleeve pipe being located at described transition tank two ends, it is characterised in that institute
State triple motion and be calculated as multiple, described first sleeve near one end of described transition tank, described first sleeve away from cross described mistake
Cross one end of tank, the center of gravity of described first sleeve, described second sleeve pipe near one end of described transition tank, described second sleeve pipe
Center of gravity away from one end and described second sleeve pipe of crossing described transition tank is equipped with described triple motion meter.
The most according to claim 1 or 5, extra-high voltage direct-current is combined shock test device inside and outside wall bushing, and its feature exists
In, also include that strain gauge means, described strain gauge means include being located at the first strain gauge of the outer surface of described trocar sheath
The second strain gauge with the outer surface being located at described inner guide.
Extra-high voltage direct-current the most according to claim 7 is combined shock test device inside and outside wall bushing, and this wall bushing is also
Including transition tank, described trocar sheath includes first sleeve and the second sleeve pipe being positioned at described transition tank two ends, described inner guide bag
Include the first guide rod and the second guide rod being positioned at described transition tank two ends, it is characterised in that described strain is calculated as at least two, described
First sleeve is equipped with described first near one end of described transition tank and described second sleeve pipe near one end of described transition tank
Strain gauge, described first guide rod is all provided with near one end of described transition tank near one end of described transition tank and described second guide rod
There is described second strain gauge.
Extra-high voltage direct-current the most according to any one of claim 1 to 6 is combined shock test device inside and outside wall bushing, its
It is characterised by, also includes that controller, described vibration table and described acceleration measurement device are all electrically connected with described controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620740500.3U CN205808851U (en) | 2016-07-12 | 2016-07-12 | Extra-high voltage direct current composite wall bushing internal and external anti-seismic test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN106226177A (en) * | 2016-07-12 | 2016-12-14 | 南方电网科学研究院有限责任公司 | Extra-high voltage direct current composite wall bushing internal and external anti-seismic test device and test method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106226177A (en) * | 2016-07-12 | 2016-12-14 | 南方电网科学研究院有限责任公司 | Extra-high voltage direct current composite wall bushing internal and external anti-seismic test device and test method |
| CN106226177B (en) * | 2016-07-12 | 2023-04-07 | 南方电网科学研究院有限责任公司 | Extra-high voltage direct current composite wall bushing internal and external anti-seismic testing device and testing method |
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