CN106645427A - Ultrasonic sensor component with protective function and measuring rod used thereby - Google Patents
Ultrasonic sensor component with protective function and measuring rod used thereby Download PDFInfo
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- CN106645427A CN106645427A CN201611174481.3A CN201611174481A CN106645427A CN 106645427 A CN106645427 A CN 106645427A CN 201611174481 A CN201611174481 A CN 201611174481A CN 106645427 A CN106645427 A CN 106645427A
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- 230000009993 protective function Effects 0.000 title abstract 2
- 238000012360 testing method Methods 0.000 claims abstract description 76
- 238000010079 rubber tapping Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 238000002604 ultrasonography Methods 0.000 claims description 3
- 239000000523 sample Substances 0.000 abstract description 23
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000004804 winding Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 208000033999 Device damage Diseases 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/048—Marking the faulty objects
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/223—Supports, positioning or alignment in fixed situation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/24—Probes
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention provides an ultrasonic sensor component with protective function and a measuring rod used thereby; the ultrasonic sensor component comprises an ultrasonic sensor and a test wire connected to the ultrasonic sensor, the ultrasonic sensor is half-movably mounted in a shell, the top wall of the shell is provided with an opening, a probe surface of the ultrasonic sensor is exposed out of the shell from the opening, the back of the ultrasonic sensor is connected to a buffer spring arranged on the inner wall of the shell, the lateral side of the shell adjacent to the probe surface of the ultrasonic sensor is provided with a vertical transverse groove, the test wire is passed through the transverse groove into the shell and is connected to the ultrasonic sensor, and a winding spring is wound to the portion of the tester wire close to the shell. The ultrasonic sensor component can provide protection for the ultrasonic sensor, damage rate of the ultrasonic sensor is reduced, and the ultrasonic sensor can be protected; in addition, the measuring rod used with the component is also provided, so that a tester has no need to climb high, working efficiency is improved, and potential safety hazards are decreased.
Description
Technical field
The present invention relates to a kind of component for providing ultrasonic sensor safeguard function, belongs to sensor device application neck
Domain, specially a kind of supersonic sensing device assembly with safeguard function and its reference test bar for using.
Background technology
Ultrasonic sensor is the sensor that ultrasonic signal is converted into other energy signals (typically electric signal).It is super
Sound wave is mechanical wave of the vibration frequency higher than 20KHz.It has, and frequency is high, wavelength is short, diffraction phenomenon is little, particularly directionality
It is good, can become ray and the features such as direction propagation.Ultrasonic wave is very big to the penetrating power of liquid, solid, especially in sunlight
In opaque solid.Ultrasonic wave encounters impurity or interface can be produced significantly to reflect to form and be reflected into echo, encounter live animal
Physical efficiency produces Doppler effect.Ultrasonic sensor is widely used in the aspects such as electrical industry, national defence, biomedicine.
Chinese first generation GIS just puts into operation early in the eighties in last century, continuous with old GIS device run time
Continue, new GIS device constantly puts into operation again, and the danger that GIS total breakdowns rate rises just is becoming increasing.Meanwhile, with
Increasing for GIS transformer stations, the problem of GIS device also coming out slowly, for example, GIS device manufacturer is very different,
Equipment quality differs greatly, and some even have family's defect, it occur frequently that equipment does not reach the time between overhauls(TBO) in running
And there is the situation of internal fault；And for example GIS volumes are smaller, and all of electrical equipment is just necessary in a limited container
It is distributed very tight, once wherein certain equipment breaks down, is just likely to travel to adjacent equipment, makes failure propagation.
GIS fault restorations are considerably complicated, it is sometimes desirable to which fortnight or longer time could repair.Skill is detected using ultrasonic partial discharge
Art, can effectively disclose many defects inside GIS under conditions of equipment does not have a power failure, and GIS internal abnormalities and event are found in time
The generation of barrier.
And using professional sensor (probe) in traditional ultrasonic partial discharge Detection Techniques, sensor (probe) is in test
Contact whether tight very big on test result impact with tank body.The slight shake of tester's hand in test process, hand
It is uneven to sensor applying pressure that certain interference all can be caused to test result；In addition, in the stronger region probe gold of electric field
Category part can produce induced electricity, make tester to hold steadily, and cause measurement difficult；And limited by arm length, to GIS
Electrical equipment measurement range in standing is limited, for the test of eminence equipment needs to set up ladder and carries out staircase work with personnel,
Waste of manpower, testing progress are slow.And some positions due to induced electricity it is too big, testing crew cannot ascending stair tested, having can
Defect or trouble point can be omitted；Simultaneously as many tests are all work high above the ground, firmly bad control of the testing crew to sensor
System, it is excessive to be easily caused dynamics during contact arrangement, and sensor probe is caused to damage, and causes damage, due to sensor probe valency
Value it is high, because the loss number that damage is caused it is huge, and damage probability of occurrence it is not low, do not solve this problem, damnous wind
Danger is present always.
The content of the invention
The purpose of the present invention is, for not enough and problem present in above-mentioned prior art, there is provided one kind reduces super
The component of sonic sensor spoilage, to ultrasonic sensor protective action is provided, while, there is provided the matching used survey of the component
Bar so that tester is tested without climbing eminence without staff directly contact ultrasonic sensor, effectively improves work
Make efficiency, reduce potential safety hazard.
What the present invention was realized in：A kind of supersonic sensing device assembly with safeguard function, includes ultrasonic wave biography
Sensor (1), the p-wire (2) for being connected to ultrasonic sensor (1), ultrasonic sensor (1) semi-movable is installed on shell (3)
Inside, offers a perforate on the roof of shell (3), the detecting head surface of ultrasonic sensor (1) is exposed to outward from tapping
Outward, the back of ultrasonic sensor (1) is connected to the buffer spring (4) being placed in shell (3) interior wall to shell (3), shell (3) in
Vertical translot (5) is offered on an adjacent side of place face of popping one's head in of ultrasonic sensor (1), p-wire (2) is through horizontal stroke
Groove (5) is connected to ultrasonic sensor (1) in shell (3), and p-wire (2) is partly wound with one section of coiling near shell (3)
Spring (6).
Further, in the side for opening up translot (5) to another side on firm banking, firm banking bag are installed
A fixed pan (7) and connecting portion (8), fixed pan (7) and the T-shaped connection of connecting portion (8) are included, fixed pan (7) passes through
It is bolted on shell (3), the bottom end of connecting portion (8) is provided with bolt connecting hole (9).
Further, the angle that the connecting portion (8) of the firm banking is connected with fixed pan (7) is provided with connector
(10), connector (10) is distributed in four edges of connecting portion (8) and fixed pan (7) connecting place in oblique triangular shape, each
The hypotenuse of individual connector (10) is 120 ° to the angle between fixed pan (7)；In connecting portion (8) on fixed pan (7)
Offer bolt eye (11) on both sides respectively.
Further, the bottom of the connecting portion (8) is connected with reference test bar, and the reference test bar is telescopic or sectionally smooth join
The insulating bar (12) of formula is constituted, and the end of reference test bar is cased with connector (13), and connector (13) is provided with and connecting portion (8) phase
The bolt of adaptation connects hole (14).
Further, the bolt connects and be distributed with around hole (14) some fixed grooves (15), fixed groove (15)
Hole (14) is connect as center of circle radial distribution with the bolt, is distributed with connecting portion (8) some with what fixed groove (15) was adapted
Bar is fixed convex stupefied.
Further, the bottom of the reference test bar is installed and is connected with fixed frame, and fixed frame includes chassis (16), chassis
(16) two links holded up (17) are provided with, the bottom of the fixed cylinder (19) of a upper opening is placed in by transverse axis (18)
In the middle of link (17), fixed cylinder (19) can be rotated by axis of the transverse axis (18) on link (17).
The operation principle introduction of the present invention：A kind of supersonic sensing device assembly with safeguard function, includes ultrasonic wave
Sensor (1), the p-wire (2) for being connected to ultrasonic sensor (1), ultrasonic sensor (1) semi-movable is installed on shell
(3) it is internal, a perforate is offered on the roof of shell (3), the detecting head surface of ultrasonic sensor (1) is exposed to from tapping
Outward, the back of ultrasonic sensor (1) is connected to the buffer spring (4) being placed in shell (3) interior wall, shell (3) to shell (3)
Vertical translot (5) is offered on an adjacent side of the probe place face of ultrasonic sensor (1), p-wire (2) is passed through
Translot (5) into being connected to ultrasonic sensor (1) in shell (3), p-wire (2) near shell (3) be partly wound with one section around
Wire spring (6).Probe segment can be internal up and down and the perforate of shell (3) between in shell (3), and buffer spring (4) is
It is fixed on the internal diapire of shell (3) for supporting and connecting ultrasonic sensor (1), under inactive state, buffer spring (4)
In poised state, when probe segment is acted on by external force, whole ultrasonic sensor (1) can be internal toward shell (3) because of stress
Reclaim, now, on the one hand state of the buffer spring (4) in being tightened up by compression can absorb external force and act on probe
Active force, on the one hand provides the buffering mobile space after probe stress, will not act on excessive because of external force so as to reach protection probe
And the damage for causing, when probe expose to shell (3) part whole stress be recovered to shell (3) it is interior after, shell (3) just can be very
Good plays more preferable protection effect to ultrasonic sensor (1), greatly reduces ultrasonic sensor (1) because in process of the test
The probability for damaging is caused because stress is excessive, meanwhile, test wire is in actual tests operating process, it is possible to because it is artificial or its
His factor causes undue pulling, causes test wire to pull with the test wire of ultrasonic sensor (1) contact position or causes tear；
It is also possible to cause the pulling to ultrasonic sensor (1) to damage, by can effectively release the problem around wire spring (6),
But ultrasonic sensor (1) when work high above the ground, in the vertical of self gravitation leave behind by test wire, can absorb around wire spring (6) and
The active force of distributed test line, reduces the deformability at link position, and so as to reach test wire and ultrasonic wave biography are effectively protected
The effect of sensor (1), reduces the probability of device damage, improves the safety in utilization and service life of equipment；
Further, in the side for opening up translot (5) to another side on firm banking, firm banking bag are installed
A fixed pan (7) and connecting portion (8), fixed pan (7) and the T-shaped connection of connecting portion (8) are included, fixed pan (7) passes through
It is bolted on shell (3), the bottom end of connecting portion (8) is provided with bolt connecting hole (9).Shell (3) with six faces, above
For the face that probe is located, the left side is the face that translot (5) and test wire are located, and the right side is the face for being connected with firm banking, fixed flat
Face (7) it is smooth on the right side of shell (3), the bottom of connecting portion (8) extends towards the rightabout that test wire extends, spiral shell
For carrying out carrying out installing fixed use during collocation reference test bar, firm banking is used to support shell (3) and ultrasonic wave bolt connecting hole (9)
Sensor (1), being also used for that this ultrasonic sensor (1) component can be provided carries out installing the possibility being assembled in other equipment；
Further, the angle that the connecting portion (8) of the firm banking is connected with fixed pan (7) is provided with connector
(10), connector (10) is distributed in four edges of connecting portion (8) and fixed pan (7) connecting place in oblique triangular shape, each
The hypotenuse of individual connector (10) is 120 ° to the angle between fixed pan (7)；In connecting portion (8) on fixed pan (7)
Offer bolt eye (11) on both sides respectively.The Main Function of connector (10) is to improve connecting portion (8) and fixed pan (7) two
Stress endurance between person, increases the stability of connection；Fixed pan (7) is fixed on shell by bolt from bolt eye (11)
(3) on a side, two bolt fixations can provide necessary stable fastness；
The bottom of connecting portion (8) is connected with reference test bar, and the reference test bar is telescopic or the insulating bar of sectionally smooth join formula
(12) constitute, the end of reference test bar is cased with connector (13), and connector (13) is provided with the bolt being adapted with connecting portion (8)
Connect hole (14).Bolt on connector (13) connect hole (14) for ultrasonic sensor (1) the component phase with safeguard function
Be connected use；
Further, the bolt connects and be distributed with around hole (14) some fixed grooves (15), fixed groove (15)
Hole (14) is connect as center of circle radial distribution with the bolt, is distributed with connecting portion (8) some with what fixed groove (15) was adapted
Bar is fixed convex stupefied.By adjusting loose connecting portion (8), afterwards rotary connector (8) is inclined relative to connector (13) with connector (13)
Angle is adjusting the angle of inclination residing for ultrasonic sensor (1), then tightens connecting portion (8) and carry out to the angle with connector (13)
The fixation of degree, realizes adjustable angle of the ultrasonic sensor (1) relative to reference test bar；
Further, the bottom of the reference test bar is installed and is connected with fixed frame, and fixed frame includes chassis (16), chassis
(16) two links holded up (17) are provided with, the bottom of the fixed cylinder (19) of a upper opening is placed in by transverse axis (18)
In the middle of link (17), fixed cylinder (19) can be rotated by axis of the transverse axis (18) on link (17).Need in view of when testing
Very important person carries out helping act to reference test bar, and artificial force easily causes pole movement causes test inaccurate, Gu in the bottom of reference test bar
Install fixed frame additional, reference test bar bottom insertion fixed cylinder (19) can be carried out solid by the fixed frame placed on the ground
It is fixed, so that without the need for manually lifting reference test bar always, stability is also improved, when pole length is tested more than GIL terrain clearances,
Fixed cylinder (19) energy axial-rotation, can cause reference test bar inclination by GIL shells (3) side using by rotation fixed cylinder (19)
Formula so that sensor is tested by fitting with GIL, meets the demand of the inclination movement to reference test bar, improves practicality.
In sum, a kind of supersonic sensing device assembly with safeguard function for providing of the invention and its test for using
Bar can provide the protective effect to ultrasonic sensor, reduce ultrasonic sensor spoilage probability, and ultrasonic sensor is carried
For protective action, while, there is provided the matching used reference test bar of the component so that tester without climb eminence, without staff
Directly contact ultrasonic sensor is tested, and effectively improves operating efficiency, reduces potential safety hazard.
Description of the drawings
Fig. 1 is a kind of ultrasonic sensor modular construction front view with safeguard function；
Fig. 2 is a kind of structure left view of the supersonic sensing device assembly with safeguard function；
Fig. 3 is the top view of the structure of firm banking；
Fig. 4 is the left view of the structure of firm banking；
Fig. 5 is the front view of the structure of firm banking；
Fig. 6 is a kind of dimensional structure diagram of the supersonic sensing device assembly with safeguard function；
Fig. 7 is a kind of supersonic sensing device assembly with safeguard function and the structural representation for using its reference test bar；
Fig. 8 is the structural front view of fixed frame；
Fig. 9 is the dimensional structure diagram of fixed frame；
Figure 10 is the supersonic sensing device assembly with safeguard function and uses the use state of its reference test bar with reference to figure；
Wherein：1-ultrasonic sensor, 2-p-wire, 3-shell, 4-buffer spring, 5-translot, 6-coiling bullet
Spring, 7-fixed pan, 8-connecting portion, 9-bolt connecting hole, 10-connector, 11-bolt eye, 12-insulating bar, 13-
Connector, 14-bolt connect hole, 15-fixed groove, 16-chassis, 17-link, 18-transverse axis, 19-fixed cylinder, 20-
PD meter.
Specific embodiment
Embodiment 1：As shown in Fig. 1～Fig. 6, a kind of supersonic sensing device assembly with safeguard function includes ultrasound
Wave sensor 1, the p-wire 2 for being connected to ultrasonic sensor 1, the semi-movable of ultrasonic sensor 1 is installed on inside shell 3,
A perforate is offered on the roof of shell 3, the detecting head surface of ultrasonic sensor 1 is exposed to outside shell 3 from tapping, ultrasound
The back of wave sensor 1 is connected to the buffer spring 4 being placed in the interior wall of shell 3, and shell 3 is in the probe of ultrasonic sensor 1
Vertical translot 5 is offered on an adjacent side of place face, p-wire 2 is connected to ultrasonic wave through translot 5 into shell 3 is interior
Sensor 1, p-wire 2 is wound with one section around wire spring 6 near the part of shell 3.The height of shell 3 is 34mm, width is 30mm, long
Spend for 50mm, in cubic, probe segment can between the inside of shell 3 and the perforate of shell 3 up and down, buffer spring
4 are integrally fixed on the diapire inside shell 3 for supporting and connecting ultrasonic sensor 1, under inactive state, at buffer spring 4
In poised state, when probe segment is acted on by external force, whole ultrasonic sensor 1 can be toward under the internal recovering of shell 3 because of stress
Heavy, now, on the one hand state of the buffer spring 4 in being tightened up by compression can absorb the active force that external force acts on probe, and one
Aspect provides the buffering mobile space after probe stress, so as to reach the damage that protection probe will not be caused because external force effect is excessive
Bad, after the part whole stress that probe exposes to shell 3 is recovered in shell 3, shell 3 just can be well to supersonic sensing
Device 1 plays more preferable protection effect, greatly reduces ultrasonic sensor 1 because causing what is damaged because stress is excessive in process of the test
Probability, meanwhile, test wire is in actual tests operating process, it is possible to because artificial or other factors cause undue pulling,
Cause test wire to pull with the test wire of the contact position of ultrasonic sensor 1 or cause tear；It is also possible to cause to ultrasonic wave
The pulling of sensor 1 is damaged, by can effectively release the problem, but ultrasonic sensor 1 in work high above the ground around wire spring 6
When, test wire is left behind in the vertical of self gravitation, and around wire spring 6 active force with distributed test line can be absorbed, and reduces connection position
The deformability at place is put, so as to reach the effect for being effectively protected test wire and ultrasonic sensor 1, the general of device damage is reduced
Rate, improves the safety in utilization and service life of equipment；When using, test wire is connected to into PD meter 20, ultrasonic wave is passed
The contact GIL of sensor 1 can carry out test measurement；
Further, in the side for opening up translot 5 to another side on firm banking is installed, firm banking includes
One fixed pan 7 and connecting portion 8, fixed pan 7 and the T-shaped connection of connecting portion 8, fixed pan 7 is bolted on outer
On shell 3, the bottom end of connecting portion 8 is provided with bolt connecting hole 9.Shell 3 has six faces, the face being located for probe above, the left side
For the face that translot 5 and test wire are located, the right side is the face for being connected with firm banking, fixed pan 7 it is smooth installed in shell 3
On the right side, the bottom of connecting portion 8 extends towards the rightabout that test wire extends, and bolt connecting hole 9 is used to carry out collocation reference test bar
Shi Jinhang installs fixed use, and firm banking is used to support shell 3 and ultrasonic sensor 1, is also used for that this ultrasonic wave can be provided
The component of sensor 1 carries out installing the possibility being assembled in other equipment；
Further, the angle that the connecting portion 8 of the firm banking is connected with fixed pan 7 is provided with connector 10,
Connector 10 is distributed in four edges of connecting portion 8 and the connecting place of fixed pan 7 in oblique triangular shape, each connector 10
Hypotenuse to the angle between fixed pan 7 is 120 °；Offer on the both sides of connecting portion 8 bolt on fixed pan 7 respectively
Eye 11.Length 50mm of connector 10, thickness 5mm, the length of fixed pan 7 is 45mm, thickness 4mm, and the height of connector 10 is
22mm, thickness are 4mm；The Main Function of connector 10 is to improve stress of the connecting portion 8 with fixed pan 7 therebetween to bear
Property, increase the stability of connection；Fixed pan 7 is fixed on a side of shell 3 by bolt from bolt eye 11, two spiral shells
Bolt fixation can provide necessary stable fastness；
As shown in Fig. 7～Figure 10, the bottom of connecting portion 8 is connected with reference test bar, and the reference test bar is spelled for telescopic or segmentation
The insulating bar 12 for connecing formula is constituted, and the end of reference test bar is cased with connector 13, and connector 13 is provided with what is be adapted with connecting portion 8
Bolt connects hole 14.Bolt on connector 13 connects hole 14 for being connected with the component of ultrasonic sensor 1 with safeguard function
It is fixed to use；Reference test bar, can be according to field condition adjustment height using the spliced insulating bars 12 of 57 meters of 500kV of section；
Further, the bolt connects and be distributed with around hole 14 some fixed grooves 15, and fixed groove 15 is with described
It is center of circle radial distribution that bolt connects hole 14, some fixations being adapted with fixed groove 15 is distributed with connecting portion 8 convex stupefied.It is logical
Rotary connector 8 adjusts supersonic sensing relative to the inclined angle of connector 13 after toning pine connecting portion 8 and connector 13
Angle of inclination residing for device 1, then tighten connecting portion 8 and connector 13 and carry out the fixation to the angle, realize ultrasonic sensor 1
Relative to the adjustable angle of reference test bar；
Further, the bottom of the reference test bar is installed and is connected with fixed frame, and fixed frame includes chassis 16, chassis 16
Two links 17 holded up are provided with, the bottom of the fixed cylinder 19 of a upper opening is placed in link 17 by transverse axis 18
Between, fixed cylinder 19 can be rotated by axis of the transverse axis 18 on link 17.People is needed to help reference test bar in view of when testing
Lift, artificial force easily causes pole movement causes test inaccurate, Gu fixed frame is additionally arranged at the bottom in reference test bar, can be by
Fixed cylinder 19 is inserted in reference test bar bottom, is fixed by the fixed frame placed on the ground, so that without the need for artificial one
Straight lift reference test bar, also improves stability, and when pole length is tested more than GIL terrain clearances, the energy axial-rotation of fixed cylinder 19 can
Using by rotating fixed cylinder 19 reference test bar is inclined by the mode of GIL shells 3 so that sensor enters by fitting with GIL
Row test, meets the demand of the inclination movement to reference test bar, improves practicality.
Claims (6)
1. a kind of supersonic sensing device assembly with safeguard function, includes ultrasonic sensor (1), is connected to ultrasonic wave biography
The p-wire (2) of sensor (1), it is characterised in that ultrasonic sensor (1) semi-movable is installed on shell (3) inside, shell (3)
Roof on offer a perforate, the detecting head surface of ultrasonic sensor (1) exposes to shell (3) outward from tapping, ultrasound
The back of wave sensor (1) is connected to the buffer spring (4) being placed in shell (3) interior wall, and shell (3) is in ultrasonic sensor
(1) vertical translot (5) is offered on an adjacent side of place face of popping one's head in, p-wire (2) enters shell through translot (5)
(3) ultrasonic sensor (1) is connected in, p-wire (2) is partly wound with one section around wire spring (6) near shell (3).
2. a kind of supersonic sensing device assembly with safeguard function according to claim 1, it is characterised in that in opening up
The side of translot (5) to another side on firm banking is installed, firm banking includes a fixed pan (7) and connection
Portion (8), fixed pan (7) and the T-shaped connection of connecting portion (8), fixed pan (7) is bolted on shell (3), connection
The bottom end in portion (8) is provided with bolt connecting hole (9).
3. a kind of supersonic sensing device assembly with safeguard function according to claim 2, it is characterised in that described solid
Determine the angle that the connecting portion (8) of base is connected with fixed pan (7) and be provided with connector (10), connector (10) is in oblique triangle
Shape is distributed in four edges of connecting portion (8) and fixed pan (7) connecting place, and the hypotenuse of each connector (10) is to fixation
Angle between plane (7) is 120 °；Offer on the both sides of connecting portion (8) bolt eye on fixed pan (7) respectively
(11)。
4. a kind of supersonic sensing device assembly with safeguard function according to claim 2, it is characterised in that connecting portion
(8) bottom is connected with reference test bar, and the reference test bar is telescopic or the insulating bar of sectionally smooth join formula (12) is constituted, reference test bar
End is cased with connector (13), and connector (13) is provided with the bolt being adapted with connecting portion (8) and connects hole (14).
5. a kind of supersonic sensing device assembly with safeguard function according to claim 4, it is characterised in that the spiral shell
Some fixed grooves (15) are distributed with around bolt hole (14), fixed groove (15) connects hole (14) as the center of circle with the bolt
Radial distribution, is distributed with some fixations being adapted with fixed groove (15) convex stupefied on connecting portion (8).
6. a kind of supersonic sensing device assembly with safeguard function according to claim 5, it is characterised in that the survey
The bottom of bar is installed and is connected with fixed frame, and fixed frame includes chassis (16), and chassis (16) are provided with two companies holded up
Frame (17) is connect, the bottom of the fixed cylinder (19) of a upper opening is placed in the middle of link (17) by transverse axis (18), fixed cylinder
(19) can rotate by axis of the transverse axis (18) on link (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611174481.3A CN106645427A (en) | 2016-12-16 | 2016-12-16 | Ultrasonic sensor component with protective function and measuring rod used thereby |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611174481.3A CN106645427A (en) | 2016-12-16 | 2016-12-16 | Ultrasonic sensor component with protective function and measuring rod used thereby |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106645427A true CN106645427A (en) | 2017-05-10 |
Family
ID=58823765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611174481.3A Pending CN106645427A (en) | 2016-12-16 | 2016-12-16 | Ultrasonic sensor component with protective function and measuring rod used thereby |
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| CN (1) | CN106645427A (en) |
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