CN209606380U - A kind of ultrasonic nondestructive testing device - Google Patents
A kind of ultrasonic nondestructive testing device Download PDFInfo
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- CN209606380U CN209606380U CN201920164478.6U CN201920164478U CN209606380U CN 209606380 U CN209606380 U CN 209606380U CN 201920164478 U CN201920164478 U CN 201920164478U CN 209606380 U CN209606380 U CN 209606380U
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- mounting rack
- guide roller
- group
- roller wheel
- testing device
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Abstract
It the utility model discloses a kind of ultrasonic nondestructive testing device, is used for test tube non-destructive testing, comprising: mounting rack, mounting rack are in frame structure；Guide roller group, guide roller group are equipped with several groups, are connected to the side of mounting rack, and rolling support mounting rack；With back-up roller wheel group, back-up roller wheel group is mounted on the mounting rack of frame structure, back-up roller wheel group and the parallel setting of guide roller group, and back-up roller wheel group and guide roller group can cooperate and be supported on the inner wall to test tube；Encoder, encoder and guide roller group or back-up roller wheel group are cooperatively connected, to record the displacement information of the guide roller group or back-up roller wheel group；Probe assembly is mounted on mounting rack, for detect the parts to be tested without damage information and be transferred to detection system.When the ultrasonic nondestructive testing device of the utility model is treated test tube and detected, the moment reclines inside pipe wall to be measured probe assembly in the detection process, and detection accuracy is high.
Description
Technical field
The utility model relates to technical field of nondestructive testing more particularly to a kind of ultrasonic nondestructive testing devices.
Background technique
Currently, due to being limited by processing conditions, the workpiece existing defects or inhomogeneities that are easy to cause processing to be formed；By
This, needs to carry out non-destructive testing it, with information such as the size, position, property and the quantity that provide defect.Wherein, to pipeline
When class workpiece is detected, need probe and/or the detected part to test tube coat couplant, with exclude probe and by
The air between object is surveyed, so that ultrasonic energy is effectively penetrated workpiece and reaches testing goal；But existing non-destructive testing device is simultaneously
Cannot in the detection process the moment be adjacent to the inner wall to test tube so that probe be easy with to test tube inner wall disengaging and to pop one's head in
Component and to be filled with air between the inner wall of test tube, the air impact detection accuracy of filling, detection effect is poor.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the above-mentioned prior arts, providing one kind can make to examine in the detection process
The probing head moment reclines inside pipe wall to be measured, and detection accuracy is high and ultrasonic nondestructive testing device convenient for operation.
The technical solution that the utility model solves above-mentioned technical problem is as follows: a kind of ultrasonic nondestructive testing device is used
In to test tube non-destructive testing, comprising: mounting rack, the mounting rack are in frame structure；Guide roller group, the guide roller group are set
There are several groups, is connected to the side of the mounting rack, and mounting rack described in rolling support；With back-up roller wheel group, the branch
Support roller group is mounted on the mounting rack of the frame structure, the back-up roller wheel group and the parallel setting of guide roller group, and
The back-up roller wheel group and the guide roller group, which can cooperate, to be supported on the inner wall to test tube；Encoder, the encoder with
Guide roller group or back-up roller wheel group are cooperatively connected, to record the displacement information of the guide roller group or back-up roller wheel group；It visits
Head assembly is mounted on the mounting rack, for detect the parts to be tested without damage information and be transferred to detection system.
The beneficial effects of the utility model are: the guide roller group of the ultrasonic nondestructive testing device of the utility model, institute
Guide roller group is stated equipped with several groups, is connected to the side of the mounting rack, and mounting rack described in rolling support, it will be ultrasonic
Wave non-destructive testing device is put into when the inside of test tube, the back-up roller wheel group and the guide roller group can cooperate be supported on to
On the inner wall of test tube；As a result, when rotating the ultrasonic nondestructive testing device progress circumferentially detection, probe assembly is with the peace
Circumferential movement is shelved, and probe assembly can stick on inside pipe wall to be measured, probe assembly and between the detected part of test tube
Air is not present in the couplant being filled with, and is conducive to the detection accuracy for improving probe assembly.
In addition, based on the above technical solution, the utility model can also do following improvement, can also have as follows
Additional technical feature.
Further, the mounting rack of the frame structure includes pedestal and connection frame, and the connection frame is mounted on the pedestal
It above and with the pedestal is encircled into a tubular structure, the guide roller group is separately mounted to the base bottom；The connection
Being equipped on frame can radially stretch to be supported on the back-up roller wheel group on inside pipe wall to be measured.By the way that frame and base will be connected
Seat is encircled into one and tubular structure similar in bore shape to be measured, convenient in installation guide roller group and back-up roller wheel group；Separately
Outside, connecting to be equipped on frame can radially stretch to be supported on the back-up roller wheel group on inside pipe wall to be measured, can will prop up
Roller group is supportted along connection frame radial extent or shortening；When back-up roller wheel group is along connection frame radial extent, back-up roller wheel group is led with dress
The distance between way roller group increases, and can be supported on the inside pipe wall to be measured with bigger internal diameter；And back-up roller wheel group edge
When connecting frame radial direction shortening, the distance between back-up roller wheel group and dress guide roller group reduce, and can be supported on smaller
On the inside pipe wall to be measured of internal diameter；It, can so as to be elongated or shortened according to the size to test tube to back-up roller wheel group
Suitable for detecting to test tube to different inner diameters, the use cost of non-destructive testing device is advantageously reduced.
Further, the two sides of base has extended to form protruding rail, two institutes to the direction far from the guide roller group respectively
State the installation cavity formed between protruding rail for installing the probe assembly；Every group of guide roller group includes two guide rollers, and two
A guide roller is connected to the side of the pedestal by shaft, and the both ends of the shaft are each passed through described in two
Protruding rail, and the end of shaft is equipped with the guide roller；
The encoder is mounted on the pedestal, is connected with driven gear on the output shaft of the encoder, and any two
Shaft between a guide roller is equipped with the driving gear engaged with the driven gear, and the guide roller is rolled and driven
Shaft and driving gear rotation thereon, and then driven gear rotation is driven, so that the encoder is recorded the orienting roll
The displacement information of wheel.By the way that, equipped with the installation cavity for being used to install the probe assembly, spy will be easily installed between two protruding rails
Head assembly；Driven gear is engaged with driving gear, and the encoder is made to record the displacement information of the guide roller, so as to
The displacement of probe assembly is recorded, and reacts the lossless case to test tube.
Further, the ultrasonic nondestructive testing device of the utility model further include: probe pressurizing unit, the probe squeeze
Device includes squeezing guide rod, and one end is equipped with clamp, and the other end passes through on the mounting rack and connects the probe assembly；Elasticity
Component is set on the extruding guide rod, and between mounting rack and the probe assembly, the both ends of the elastomeric element
It is only against on the mounting rack and the probe assembly respectively.By the way that the both ends of elastomeric element are only against the mounting rack respectively
On the probe assembly, elastomeric element makes probe assembly stick on inside pipe wall to be measured to probe assembly pressure extruding force
On.In addition, processing the uneven to test tube machined surface of formation, in the detection process due to the limitation of the processing technologys such as welding
It is easy to make probe assembly to be detached from the inner wall to test tube, so that probe assembly and to be filled with air between the inner wall of test tube and shadow
Ring detection accuracy；Elastomeric element is set on the extruding guide rod, when probe assembly is moved to when the recessed portion of test tube, is visited
Head assembly is pressed against the recessed portion to test tube by elastomeric element to be adjacent to test tube；When probe assembly is moved to test tube
Lug boss when, lug boss squeezes probe assembly, and probe assembly is by lug boss extruding force and to the central axis side to test tube
It shrinks, sticks on probe assembly on inside pipe wall to be measured.
Further, the elastomeric element is spring；Elastomeric element is spring, convenient for spring is set in extruding guide rod
On.
Further, the probe assembly includes ultrasonic probe, and the ultrasonic probe is mounted on the extruding guide rod
On；Convenient for carrying out guide extension to ultrasonic probe, so that ultrasonic probe is conducive to improve always perpendicular to described to test tube
Non-destructive testing precision.
Further, the back-up roller wheel group includes: extensible member, is arranged through the mounting rack and living with the mounting rack
Dynamic connection, and can the relatively described mounting rack radial expansion；Back-up roller wheel is mounted on the extensible member and is located at outside the mounting rack
One end on.By the way that extensible member is movably connected in mounting rack, and can the relatively described mounting rack radial expansion；Can according to
The size of test tube radially carries out adaptability along mounting rack to extensible member and elongates or shortens, so as to be suitable for in difference
Diameter is detected to test tube.
Further, the extensible member is flexible slide plate, offers sliding slot on the flexible slide plate, wears in the sliding slot
There is the locking member for being threadedly coupled the flexible slide plate with the mounting rack；It is real by unclamping or tightening the locking member
Now flexible slide plate is stretched or fixed.
Further, the ultrasonic nondestructive testing device of the utility model further include: driving part is fixed with the mounting rack
Connection, drives the mounting rack that the guide roller group and back-up roller wheel group is made to be tightly attached to inside pipe wall to be measured and does circumferential movement, institute
It is circumferentially mobile with the mounting rack to state probe assembly；The detected part for keeping probe assembly inswept to test tube is obtained without damage information.
Further, the material of the guide roller and back-up roller wheel is iron, and in the guide roller and back-up roller wheel
Strong magnet is installed.By being equipped with strong magnet in guide roller and back-up roller wheel, strong magnet can make guide roller and branch
Support idler wheel is magnetized, and is also irony to test tube, so that guide roller, back-up roller wheel have suction, increase orienting roll with to test tube
Wheel, back-up roller wheel and the tightening degree to test tube.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the ultrasonic nondestructive testing device of the utility model embodiment；
Fig. 2 is the explosion diagram of Fig. 1；
Fig. 3 is the right view after Fig. 1 is ajusted；
Fig. 4 is the left view after Fig. 1 is ajusted；
Fig. 5 is the bottom substance schematic diagram of Fig. 1；
Fig. 6 is that the ultrasonic nondestructive testing device of the utility model embodiment protrudes into the schematic diagram in detection pipe.
In attached drawing, parts list represented by the reference numerals are as follows:
1, mounting rack, 2, back-up roller wheel group, 3, guide roller group, 4, probe assembly, 5, encoder, 6, probe extruding dress
It sets, 7, swingle, 8, strong magnet, 9, to test tube, 10, pedestal, 11, connection frame, 12, probe assembly mounting plate, 20, flexible slide
Plate, 21, back-up roller wheel, 22, clamping screw, 23, bolt one, 30, shaft, 31, guide roller, 32, driving gear, 40, probe
Mounting base, 41, ultrasonic probe, 50, output shaft, 51, driven gear, 52, encoder fixed plate, 60, extruding guide rod, 61,
Spring, 101, installation cavity, 102, protruding rail, 103, connecting plate, 104, bolt hole one, 105, shaft mounting hole, 106, gear evacuation
Slot, 111, arch frame, 112, guide roller port is installed, 113, link block, 114, bolt hole two, 115, bolt two, 116, solid
Fixed board, 121, guide through hole, 201, sliding slot, 202, bolt hole three, 311, strong magnet mounting groove, 401, probe mounting groove.
Specific embodiment
In order to be more clearly understood that the above objects, features, and advantages of the utility model, with reference to the accompanying drawing and have
The utility model is further described in detail in body embodiment.It should be noted that in the absence of conflict, this Shen
The feature in embodiment and embodiment please can be combined with each other.
Many details are explained in the following description in order to fully understand the utility model, still, this is practical
Novel to be implemented using other than the one described here other modes, therefore, the protection scope of the utility model is simultaneously
It is not limited by the specific embodiments disclosed below.
Embodiment:
A kind of ultrasonic nondestructive testing device provided in this embodiment is used for lossless to test tube 9 as shown in Figures 1 to 6
Detection, comprising: mounting rack 1, mounting rack 1 are in frame structure；Guide roller group 3, guide roller group 3 are equipped with several groups, connect respectively
It connects in the side of mounting rack 1, and rolling support mounting rack 1；With back-up roller wheel group 2, back-up roller wheel group 2 is mounted on frame structure
Mounting rack 1 on, back-up roller wheel group 2 and the parallel setting of guide roller group 3, and back-up roller wheel group 2 can match with guide roller group 3
Conjunction is supported on the inner wall to test tube 9；Encoder 5, encoder 5 and guide roller group 3 or back-up roller wheel group 2 are cooperatively connected, with
Record the displacement information of guide roller group 3 or back-up roller wheel group 2；Probe assembly 4 is mounted on mounting rack 1, to be measured for detecting
Component without damage information and be transferred to detection system.
Specifically, the ultrasonic nondestructive testing device of the present embodiment further include: driving part, with the fixed company of mounting rack 1
It connects, drives mounting rack 1 to be tightly attached to guide roller group 3 and back-up roller wheel group 2 and do circumferential movement, probe assembly to 9 inner wall of test tube
4 is circumferential mobile with mounting rack 1；Make the inswept detected part to test tube 9 of probe assembly 4, obtain without damage information and passes through transmission line
It is transferred to detection system, the detection system of the present embodiment is NDT detection system.Specifically, the driving part of the present embodiment is rotation
Bull stick 7, swingle 7 are fixedly connected with fixed plate 116；Swingle 7 can also make ultrasonic nondestructive testing device along long to test tube 9
It is mobile to spend direction.In addition, the swingle 7 of the present embodiment can also be fixedly connected on the other positions of mounting rack 1.Further,
The ultrasonic nondestructive testing device of the present embodiment can also be clamped by auxiliary tools such as fixtures and be put into in test tube 9 into
Row non-destructive testing can be realized by rolling clamp and carry out circumferential movement to ultrasonic nondestructive testing device.In short, this implementation pair
Ultrasonic nondestructive testing device be put into in test tube 9 by a manner of being rotated to it can there are many.
Specifically, the mounting rack 1 of the present embodiment is additionally provided with encoder fixed plate 52, encoder fixed plate 52 is fixedly connected
On connecting plate 103, encoder 5 is installed and is mounted on the one end of encoder fixed plate 52 far from connecting plate 103, and pedestal 10 is right
Driving gear 32 is answered to offer the gear escape groove 106 for preventing driving gear 32 and pedestal 10 from interfering.
Specifically, the guide roller group 3 of the ultrasonic nondestructive testing device of the present embodiment, guide roller group 3 is equipped with two
Group, and when being specifically arranged, roller group also can be set three groups or four groups etc.；Guide roller group 3 in diagram is connected to
Ultrasonic nondestructive testing device is put into when the inside of test tube 9 by the downside of mounting rack 1, and rolling support mounting rack 1, support
Roller group 2 and guide roller group 3, which can cooperate, to be supported on the inner wall to test tube 9；As a result, in rotary ultrasonic wave non-destructive testing device
When carrying out circumferential detection, probe assembly 4 is circumferential mobile with mounting rack 1, and probe assembly 4 can be sticked on on 9 inner wall of test tube,
The couplant being filled between probe assembly 4 and detected part to test tube 9 is conducive to improve probe assembly 4 there is no air
Detection accuracy.
One embodiment of the utility model, as depicted in figs. 1 and 2, the mounting rack 1 of frame structure include pedestal 10 and connect
Frame 11 is connect, connection frame 11 is mounted on pedestal 10 and is encircled into a tubular structure with pedestal 10, and guide roller group 3 is separately mounted to
10 bottom of pedestal；Being equipped on connection frame 11 can radially stretch to be supported on to the back-up roller wheel group 2 on 9 inner wall of test tube.
Specifically, the present embodiment is encircled into one and to similar in 9 inner diameter shape of test tube by that will connect frame 11 and pedestal 10
Tubular structure, convenient in installation guide roller group 3 and back-up roller wheel group 2；In addition, being equipped with and can radially stretch on connection frame 11
Contracting, can be by back-up roller wheel group 2 along connection 11 radial extent of frame or contracting to be supported on to the back-up roller wheel group 2 on 9 inner wall of test tube
It is short；When back-up roller wheel group 2 is along connection 11 radial extent of frame, the distance between back-up roller wheel group 2 and dress guide roller group 3 increase,
It can be supported on bigger internal diameter on 9 inner wall of test tube；And back-up roller wheel group 2 is propped up along when connecting 11 radial direction shortening of frame
Support roller group 2 and dress the distance between guide roller group 3 reduce, can be supported on smaller internal diameter to 9 inner wall of test tube
On；So as to be elongated or shortened according to the size to test tube 9 to back-up roller wheel group 2, can be suitable for in difference
Being detected to test tube 9 for diameter, advantageously reduces the use cost of non-destructive testing device.
One embodiment of the utility model, as shown in Fig. 2, Fig. 5,10 two sides of pedestal are respectively to far from guide roller group 3
Direction extended to form protruding rail 102, the installation cavity 101 for installing probe assembly 4 is formed between two protruding rails 102；Every group is led
Way roller group 3 includes two guide rollers 31, and two guide rollers 31 are connected to the side of pedestal 10 by shaft 30, is turned
The both ends of axis 30 are each passed through two protruding rails 102, and the end of shaft 30 is equipped with guide roller 31；Specifically, the present embodiment
102 both ends of protruding rail offer the shaft mounting hole 105 for installing shaft 30；Two protruding rails 102 of the present embodiment pass through connection
The connection of plate 103 is integral, and bolt hole 1 is additionally provided on protruding rail 102；Specifically, guide roller 31 is separately positioned on installation
The two sides of frame 11 prevent guide roller 31 from pressing through the couplant being coated in detected part when detecting, are easy to make guide roller
The impurity of 31 adherency is bonded on couplant, to influence detection accuracy.
Encoder 5 is mounted on pedestal 10, is connected with driven gear 51 on the output shaft 50 of encoder 5, any two are led
Shaft 30 between way roller 31 is equipped with the driving gear 32 engaged with driven gear 51, and guide roller 31 is rolled and driven
Shaft 30 and driving gear 32 thereon rotate, and then driven gear 51 is driven to rotate, and encoder 5 is made to record guide roller 31
Displacement information.Specifically, the encoder 5 of the present embodiment and guide roller group 3 are cooperatively connected, and the encoder 5 of the present embodiment
Can be cooperatively connected with back-up roller wheel group 2, such as by there are two setting the back-up roller wheel in the present embodiment, back-up roller wheel it
Between be equipped with shaft, and driving gear is equipped in shaft, the driven gear that encoder 5 is equipped with engages with driving gear, make to compile
Code device 5 records the displacement information of back-up roller wheel 21.
Specifically, the present embodiment is used to install the installation cavity 101 of probe assembly 4 by will be equipped between two protruding rails 102, just
In installation probe assembly 4；Driven gear 51 is engaged with driving gear 32, and encoder 5 is made to record the displacement information of guide roller 31,
So as to record the displacement of probe assembly 4, and react the lossless case to test tube 9.
Specifically, the present embodiment connection frame 11 is arch frame 111, the lower end of arch frame 111 is connected with corresponding protruding rail 102 and sets
The link block 113 set offers bolt hole 2 114 on link block 113, and connection frame 11 is fixedly connected by bolt 2 115, spiral shell
Bolt 2 115 passes through bolt hole 2 114 and is threadedly coupled with bolt hole 1；In addition, offering on connection frame 11 for passing through
The back-up roller wheel of guide roller 31 installs port 112, and flexible slide plate 20 and guide roller 31 are slidably fixed in fixed plate 116
And it is pierced by from back-up roller wheel installation port 112；Further, back-up roller wheel installation port 112 is provided with the centre of connection frame 11
Position.
One embodiment of the utility model, as shown in Figures 2 to 6, the ultrasonic nondestructive testing device of the present embodiment is also
It include: probe pressurizing unit 6, probe pressurizing unit 6 includes squeezing guide rod 60, and one end is equipped with clamp, and the other end passes through installation
On frame 1 and connect probe assembly 4；Elastomeric element is set in and squeezes on guide rod 60, and be located at mounting rack 1 and probe assembly 4 it
Between, the both ends of elastomeric element are only against on mounting rack 1 and probe assembly 4 respectively.Specifically, the present embodiment is by by elastomeric element
Both ends be only against on mounting rack 1 and probe assembly 4 respectively, elastomeric element presses extruding force to probe assembly 4, makes probe assembly
4 stick on on 9 inner wall of test tube.In addition, processing the recessed to 9 machined surface of test tube of formation due to the limitation of the processing technologys such as welding
Convex injustice is easy to make in the detection process probe assembly 4 to be detached from the inner wall to test tube 9 so that probe assembly 4 with to test tube 9
Inner wall between filled with air and influence detection accuracy；Elastomeric element, which is set in, to be squeezed on guide rod 60, when probe assembly 4 moves
Move when the recessed portion of test tube 9, probe assembly 4 by elastomeric element be pressed against the recessed portion to test tube 9 to be adjacent to
Test tube 9；When probe assembly 4 is moved to when the lug boss of test tube 9, lug boss squeezes probe assembly 4, and probe assembly 4 is by convex
It plays portion's extruding force and is shunk to the central axis side to test tube 9.
Specifically, the probe assembly 4 of the present embodiment includes ultrasonic probe 41, ultrasonic probe 41 is mounted on extruding guiding
On bar 60.Specifically, the ultrasonic probe 41 of the present embodiment is mounted on the lower end for squeezing guide rod 60, convenient for ultrasonic probe
41 carry out guide extension, so that ultrasonic probe 41 is conducive to raising non-destructive testing precision always perpendicular to test tube 9.
Specifically, the probe assembly 4 of the present embodiment further includes probe mounting base 40, probe 40 face of mounting base waits for test tube 9
Inner wall and side offer the probe mounting groove 401 for installing ultrasonic probe 41, and the adaptation of ultrasonic probe 41 is mounted on spy
In head mounting groove 401；In addition, the bottom of probe mounting base 40 is equipped with chamfering, the present embodiment is equipped with four extruding guide rods 60, this
The extruding guide rod 60 of embodiment is shank of bolt, and clamp is bolt head.The mounting rack 1 of the present embodiment includes for installing probe
The probe assembly mounting plate 12 of component 4 offers on probe assembly mounting plate 12 logical for the guiding by squeezing guide rod 60
Hole 121, i.e. shank of bolt are mounted in guide through hole 121.Further, the elastomeric element of the present embodiment is spring 61, can also be with
For other elastic components.
One embodiment of the utility model, as depicted in figs. 1 and 2, back-up roller wheel group include: extensible member, through peace
It shelves 1 setting and is flexibly connected with mounting rack 1, and can be with respect to 1 radial expansion of mounting rack；Back-up roller wheel 21, is mounted on pars contractilis
Part is located on one end outside mounting rack 1.Specifically, the present embodiment is by being movably connected in mounting rack 1 for extensible member, and can phase
To 1 radial expansion of mounting rack；Extensible member can be stretched along the radial adaptability that carries out of mounting rack 1 according to the size to test tube 9
Long or shortening, so as to be suitable for detecting to test tube 9 to different inner diameters.
One embodiment of the utility model, as shown in Figures 2 and 3, extensible member are flexible slide plate 20, and stretch slide plate 20
On offer sliding slot 201, the locking member for being threadedly coupled flexible slide plate 20 with mounting rack 1 is equipped in sliding slot 201.Specifically
, the locking member of the present embodiment is clamping screw 22, and clamping screw 22 passes through sliding slot 201 and is threadedly coupled with fixed plate 116；
The mounting rack 1 of the present embodiment has fixed plate 116, and clamping screw 22 is threadedly coupled with fixed plate 116, specifically, passing through release
Or the locking member of the present embodiment is tightened, realization is stretched or is fixed to flexible slide plate 20；In addition, the flexible cunning of the present embodiment
The bolt hole 3 202 being threadedly coupled with bolt 1 is offered on plate 20.Further, the extensible member of the present embodiment can be
Telescoping mechanism with telescopic action, such as sliding rail and sliding slot are cooperatively connected the telescoping mechanism etc. to be formed.
One embodiment of the utility model, as shown in Fig. 2, the material of guide roller 31 and back-up roller wheel 21 is iron,
And strong magnet 8 is installed in guide roller 31 and back-up roller wheel 21.Specifically, the guide roller 31 and back-up roller wheel of the present embodiment
Strong magnet mounting groove 311 is offered on 21 respectively, strong magnet 8 is installed in strong magnet mounting groove 311, strong magnet 8 can make to lead
Way roller 31 and back-up roller wheel 21 are magnetized, and to test tube 9 also be irony, thus guide roller 31, back-up roller wheel 21 with it is to be measured
Pipe 9 has suction, increases guide roller 31, back-up roller wheel 21 and the tightening degree to test tube 9.
Specifically, the guide roller group 3 of the ultrasonic nondestructive testing device of the utility model, guide roller group 3 are equipped with
Several groups are connected to the side of mounting rack 1, and rolling support mounting rack 1, ultrasonic nondestructive testing device are put into be measured
When the inside of pipe 9, back-up roller wheel group 2 can cooperate with guide roller group 3 to be supported on the inner wall to test tube 9；It is rotating as a result,
When ultrasonic nondestructive testing device carries out circumferential detection, probe assembly 4 is circumferential mobile with mounting rack 1, and probe assembly 4 can paste
It leans against on 9 inner wall of test tube, there is no air for the couplant being filled between probe assembly 4 and detected part to test tube 9, have
Conducive to the detection accuracy for improving probe assembly 4.In addition, being equipped with and can radially stretch to be supported on to test tube on connection frame 11
Back-up roller wheel group 2 on 9 inner walls, can be by back-up roller wheel group 2 along connection 11 radial extent of frame or shortening；2 edge of back-up roller wheel group
When connecting 11 radial extent of frame, the distance between back-up roller wheel group 2 and dress guide roller group 3 increase, and can be supported on has more
Big internal diameter on 9 inner wall of test tube；And back-up roller wheel group 2 along connection frame 11 is radial shorten when, back-up roller wheel group 2 is led with dress
The distance between way roller group 3 reduce, can be supported on smaller internal diameter on 9 inner wall of test tube；So as to basis
Size to test tube 9 elongates or shortens back-up roller wheel group 2, can be suitable for carrying out different inner diameters to test tube 9
Detection, advantageously reduces the use cost of non-destructive testing device.Furthermore the ultrasonic nondestructive testing device of the utility model is equipped with
Pop one's head in pressurizing unit 6, be easy to make probe assembly 4 to be detached from the inner wall to test tube 9 in the detection process so that probe assembly 4 with
Detection accuracy is influenced to be filled with air between the inner wall of test tube 9.
In addition, being visited in addition to the technical solution disclosed in the present embodiment for encoder, the ultrasonic wave in the utility model
Head, detection system and its relevant control etc. can refer to the conventional techniques of the art, and these conventional techniques
The not emphasis of the utility model, the utility model herein without stating in detail.
In the present invention, term " multiple " then refers to two or more, unless otherwise restricted clearly.Term
The terms such as " installation ", " connected ", " connection ", " fixation " shall be understood in a broad sense, for example, " connection " may be a fixed connection,
It can be and be detachably connected, or be integrally connected；" connected " can be directly connected, and can also pass through the indirect phase of intermediary
Even.For the ordinary skill in the art, it can understand above-mentioned term in the present invention as the case may be
Concrete meaning.
In the description of the utility model, it is to be understood that the orientation of the instructions such as term " on ", "lower", "front", "rear" or
Positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description,
Rather than the device or unit of indication or suggestion meaning must have specific direction, be constructed and operated in a specific orientation, because
This, should not be understood as limiting the present invention.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least the one of the utility model
In a embodiment or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment
Or example.Moreover, the particular features, structures, materials, or characteristics of description can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of ultrasonic nondestructive testing device, which is characterized in that it is used for test tube non-destructive testing, comprising:
Mounting rack, the mounting rack are in frame structure；
Guide roller group, the guide roller group are equipped with several groups, are connected to the side of the mounting rack, and rolling support
The mounting rack；
With back-up roller wheel group, the back-up roller wheel group is mounted on the mounting rack of the frame structure, the back-up roller wheel group and
The parallel setting of guide roller group, and the back-up roller wheel group and the guide roller group can cooperate the inner wall being supported on to test tube
On；
Encoder, the encoder and guide roller group or back-up roller wheel group are cooperatively connected, with record the guide roller group or
The displacement information of back-up roller wheel group；
Probe assembly is mounted on the mounting rack, for detect the parts to be tested without damage information and be transferred to detection system.
2. a kind of ultrasonic nondestructive testing device according to claim 1, which is characterized in that the mounting rack of the frame structure
Including pedestal and connection frame, the connection frame is mounted on the pedestal and is encircled into a tubular structure with the pedestal, described
Guide roller group is separately mounted to the base bottom；Be equipped on the connection frame can radially stretch it is to be measured to be supported on
The back-up roller wheel group on inside pipe wall.
3. a kind of ultrasonic nondestructive testing device according to claim 2, which is characterized in that the two sides of base is respectively to remote
Direction from the guide roller group has extended to form protruding rail, is formed between two protruding rails for installing the probe assembly
Installation cavity；Every group of guide roller group includes two guide rollers, and two guide rollers are connected to described by shaft
The side of pedestal, the both ends of the shaft are each passed through two protruding rails, and the end of shaft is equipped with the guide roller；
The encoder is mounted on the pedestal, and driven gear is connected on the output shaft of the encoder, and any two are led
Shaft between way roller is equipped with the driving gear engaged with the driven gear, and the guide roller rolls and drives shaft
And driving gear rotation thereon, and then the driven gear rotation is driven, so that the encoder is recorded the guide roller
Displacement information.
4. a kind of ultrasonic nondestructive testing device according to claim 1, which is characterized in that further include:
Probe pressurizing unit, the probe pressurizing unit include:
Guide rod is squeezed, one end is equipped with clamp, and the other end passes through on the mounting rack and connects the probe assembly；
Elastomeric element is set on the extruding guide rod, and between mounting rack and the probe assembly, the elastic portion
The both ends of part are only against on the mounting rack and the probe assembly respectively.
5. a kind of ultrasonic nondestructive testing device according to claim 4, which is characterized in that the probe assembly includes: super
Sonic probe, the ultrasonic probe are mounted on the extruding guide rod.
6. a kind of ultrasonic nondestructive testing device according to claim 4, which is characterized in that elastomeric element is spring.
7. a kind of ultrasonic nondestructive testing device according to claim 3, which is characterized in that the back-up roller wheel group includes:
Extensible member is arranged through the mounting rack and is flexibly connected with the mounting rack, and can the relatively described mounting rack radial direction
It is flexible；
Back-up roller wheel is mounted on one end that the extensible member is located at outside the mounting rack.
8. a kind of ultrasonic nondestructive testing device according to claim 7, which is characterized in that the extensible member is flexible slides
Plate offers sliding slot on the flexible slide plate, is equipped in the sliding slot and connects the flexible slide plate and the mounting rack screw thread
The locking member connect.
9. a kind of ultrasonic nondestructive testing device according to claim 1, which is characterized in that further include: driving part, with institute
It states mounting rack to be fixedly connected, drives the mounting rack that the guide roller group and back-up roller wheel group is made to be tightly attached to inside pipe wall to be measured and do
Circumferential mobile, the probe assembly is circumferentially mobile with the mounting rack.
10. a kind of ultrasonic nondestructive testing device according to claim 7, which is characterized in that the guide roller and support
The material of idler wheel is iron, and is equipped with strong magnet in the guide roller and back-up roller wheel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920164478.6U CN209606380U (en) | 2019-01-30 | 2019-01-30 | A kind of ultrasonic nondestructive testing device |
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| CN201920164478.6U CN209606380U (en) | 2019-01-30 | 2019-01-30 | A kind of ultrasonic nondestructive testing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109696475A (en) * | 2019-01-30 | 2019-04-30 | 上海恩迪检测控制技术有限公司 | A kind of ultrasonic nondestructive testing device and its detection method |
| CN112834604A (en) * | 2020-12-31 | 2021-05-25 | 中国石油大学(华东) | Gear type detection probe carrying device and oil pipe field electromagnetic flaw detection method thereof |
-
2019
- 2019-01-30 CN CN201920164478.6U patent/CN209606380U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109696475A (en) * | 2019-01-30 | 2019-04-30 | 上海恩迪检测控制技术有限公司 | A kind of ultrasonic nondestructive testing device and its detection method |
| CN112834604A (en) * | 2020-12-31 | 2021-05-25 | 中国石油大学(华东) | Gear type detection probe carrying device and oil pipe field electromagnetic flaw detection method thereof |
| CN112834604B (en) * | 2020-12-31 | 2022-07-15 | 中国石油大学(华东) | Gear type detection probe carrying device and oil pipe field electromagnetic flaw detection method thereof |
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