CN108760184B - A kind of pipeline quality detection device - Google Patents
A kind of pipeline quality detection device Download PDFInfo
- Publication number
- CN108760184B CN108760184B CN201810276042.6A CN201810276042A CN108760184B CN 108760184 B CN108760184 B CN 108760184B CN 201810276042 A CN201810276042 A CN 201810276042A CN 108760184 B CN108760184 B CN 108760184B
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- adjustment
- detector
- heat exchanger
- sliding block
- exchanger tube
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/24—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
- G01M3/243—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations for pipes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
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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
- G01N29/04—Analysing solids
- G01N29/043—Analysing solids in the interior, e.g. by shear waves
-
- 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
- G01N29/225—Supports, positioning or alignment in moving situation
-
- 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
- G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
- G01N29/265—Arrangements for orientation or scanning by relative movement of the head and the sensor by moving the sensor relative to a stationary material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/023—Solids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/0289—Internal structure, e.g. defects, grain size, texture
Abstract
The invention belongs to heat-exchange pipe for air conditioner detection technique fields, more particularly to a kind of pipeline quality detection device, including heat exchanger tube, helicla flute is provided on the inner wall of the heat exchanger tube, the detection device includes: stone tongs, detector and positioning device, the heat exchanger tube is clamped on stone tongs vertically, and stone tongs is connect by rope with detector, and detector is connect with positioning device；And it will test head and filled in from the upper end of heat exchanger tube, contact the detection wheel on detector with the trough rim of helicla flute, detector detects leak source in heat exchanger tube internal slide, leak source length, depth and location information can be obtained easily and fast, and then reference is provided to the improvement of machining spiral groove technique, the influence that helicla flute trough rim generates when avoiding directly detecting using ultrasonic wave gauge head, solves the problems, such as spiral groove sidewall leak source detection difficult.
Description
Technical field
The invention belongs to heat-exchange pipe for air conditioner detection technique field more particularly to a kind of pipeline quality detection devices.
Background technique
Heat exchanger tube is one of element of air-conditioning heat exchanger, is usually placed within cylinder by tube sheet, inside and outside to pipe
Two media carries out heat exchange, heat exchanger tube in order to increase heat exchange area, increasing refrigerant and evaporate the contact area of inside pipe wall,
Increasing heat radiation area, while in order to stablize the reasons such as the stability of tube fluid, usually it is arranged inside heat exchanger tube or on outer wall
Fin or helicla flute, for the helicla flute of heat transfer tube wall, the manufacturing deficiency on trench bottom and side wall is collectively referred to as leak source, slot
The leak source of bottom can be checked by detecting leakproofness, and the manufacturing deficiency of slot side is difficult to detect, existing ultrasound
Wave gauge head can not detect the leak source situation of outlet pipe inner spiral groove trough rim, directly since the trough rim of heat exchanger tube helicla flute influences to change
The processing quality of processing technology and guarantor's right-handed screw slot into helicla flute needs a kind of detection of heat exchanger tube spiral groove sidewall leak source
Device.
Summary of the invention
The present invention overcomes above-mentioned the deficiencies in the prior art, provide a kind of pipeline quality detection device, it is therefore intended that solution
Certainly existing detection technique can not detect the problem of heat exchanger tube spiral groove sidewall leak source.
Technical solution of the present invention:
A kind of pipeline quality detection device, including heat exchanger tube are provided with helicla flute, the inspection on the inner wall of the heat exchanger tube
Surveying device includes: stone tongs, detector and positioning device, and the heat exchanger tube is clamped on stone tongs vertically, hanging clamp
Tool is connect by rope with detector, and detector is connect with positioning device；
The stone tongs includes: pedestal, bracket, fixture and wiring motor, and the lower end of the bracket is fixedly connected with bottom
, it is provided with fixture in the middle part of bracket, the upper end of bracket is provided with wiring motor, is provided with wiring in the rotation axis of wiring motor
Spool, it is described that rope is wound on rope reel；
The detector includes: ultrasonic wave gauge head, vibration ring, drive rod, limiting device, detection wheel, shell, the first adjustment
Disk and the first adjustment gear, the shell are cylinder, and the central horizontal of enclosure interior left side wall is provided with ultrasonic wave gauge head, are surpassed
The outer, coaxial of sound wave gauge head is provided with vibration ring, is provided with several driving connecting rods on the lateral wall of the vibration ring, if
Circumference in equal parts is arranged the dry driving connecting rod in a ring on vibration ring, and does not connect between adjacent driving connecting rod
Touching, each driving connecting rod upper end are provided with a link block, and the lower end of drive rod is provided with link slot, the biography
Link block in dynamic connecting rod, which is embedded in the link slot of the drive rod lower end, forms rotation connection, and the middle part of the drive rod is solid
Surely it is connected with the first adjustment gear, the upper end of the drive rod is connect after passing through the through-hole on the shell with detection wheel, described
Limiting device is additionally provided on drive rod, the limiting device includes: limited block and gag lever post, and the limited block is C-shaped
Structure, both ends tool there are two extension end, one end of the gag lever post be arranged in two described between extension end, and pass through spring
It is connect respectively with two extension ends, the other end of the gag lever post is fixedly connected with driving connecting rod, and one end of the shell turns
It is dynamic to be connected with the first adjustment disk, be provided with annular tooth connection on the inside of the first adjustment disk, annular tooth connection and several described in
The first adjustment gear engages, and the groove with the cooperation of axis slot is provided in the detection wheel；
The positioning device includes: positioning housing, locating wheel, second adjustment gear, positioning wheel carrier, adjustment sliding block, adjustment
Slide bar, adjustment screw rod, screw rod sliding block and second adjustment disk, the positioning housing are connect with detector, the lateral wall of positioning housing
On be equidistantly provided with three locating wheels, the locating wheel bar of locating wheel lower end connects after passing through positioning housing with positioning wheel carrier rotation
It connects, and is also socketed with second adjustment gear on the locating wheel bar of locating wheel lower end, the positioning wheel carrier and the fixed company of adjustment sliding block
It connects, adjustment sliding block is socketed on adjustment slide bar, and adjustment slide bar is fixedly connected with positioning housing, the side rotation of the positioning housing
Be connected with second adjustment disk, be provided with annular tooth connection on the inside of second adjustment disk, annular tooth connection and described in several the
Two adjustment gears engage, and adjustment screw rod is coaxially arranged on the second adjustment disk, adjust and are socketed with screw rod sliding block, silk on screw rod
Bar sliding block passes through connecting rod and adjustment sliding block articulated connection.
Further, the wiring motor on the stone tongs is arranged on sliding block, and the sliding block is socketed in bracket
On, and clamping screw is provided on sliding block.
Further, the fixture on the stone tongs includes: fixing clamp and activity folder, and the fixing clamp includes two water
The supporting rod of flat setting, activity sandwiched are set between two supporting rods.
Further, the locating wheel is arranged in the helicla flute of heat exchanger tube.
A kind of pipeline machining spiral groove quality determining method, comprising the following steps:
Step a: heat exchanger tube to be detected is clamped on stone tongs by the way that fixture is vertical；
Step b: rotation adjustment screw rod pushes screw rod sliding block, and screw rod sliding block pushes adjustment slide block movement by connecting rod, adjusts
Whole sliding block synchronous drive positioning wheel carrier and limiting device be mobile, and then the position of synchronous adjustment locating wheel and detection wheel adapts to change
The diameter of heat pipe, while the first adjustment disk is rotated, several inspections are rotated synchronously by the annular tooth connection on the inside of the first adjustment disk
Measuring wheel rotates second adjustment disk, rotates synchronously several locating wheels by the annular tooth connection on the inside of second adjustment disk, make to position
Helicla flute in the inclination angle and heat exchanger tube of wheel and detection wheel is adapted；
Step c: the upper end that will test head is connect with rope, and be will test head and filled in from the upper end of heat exchanger tube, and detector is made
On detection wheel contacted with the trough rim of helicla flute, guarantee detection wheel on groove insertion helicla flute trough rim；
Step d: starting wiring motor makes detector slide downward, drives drive rod by the limiting device in detector
The trough rim of detection wheel and helicla flute is kept in contact, and when leak source occurs in the trough rim of helicla flute, circular runout, bounce occur for detection wheel
It is transferred to vibration ring by drive rod, the corresponding position for shaking ring circumferential direction is made to deform, passes through the ultrasonic wave inside vibration ring
The position that gauge head detection vibration ring deforms, so that the leak source situation of helicla flute is obtained, in detection wheel behind leak source position
The position of detection wheel is resetted by limiting device；
Step e: the position of leak source is obtained by the length that rope enters inside heat exchanger tube；
Step f: after the bottom that detector slides to heat exchanger tube, by making wiring motor reversal, pull detector to
Upper movement is exchanged inside heat pipe again and is detected；
Step g: the testing result in step c is modified by the testing result in step e.
Further, make the positioning in positioning device after it will test head and fill in from the upper end of heat exchanger tube in the step b
In helicla flute in wheel insertion heat transfer tube wall.
Further, the speed for pulling detector to move upwards by wiring motor in the step e, which is less than in step c, to be examined
The speed of gauge head slide downward.
The invention has the benefit that
1) present invention is connect by will test the upper end of head with rope, and be will test head and filled in from the upper end of heat exchanger tube, is made
Detection wheel on detector is contacted with the trough rim of helicla flute, and detector detects leak source in heat exchanger tube internal slide, obtains spiral
The leak source situation of slot, and the position of leak source is obtained by the length that rope enters inside heat exchanger tube；It can obtain easily and fast
Leak source length, depth and location information, and then reference is provided to the improvement of machining spiral groove technique.
2) trough rim that the limiting device in detector of the present invention makes drive rod drive detection wheel and helicla flute is kept in contact, In
When leak source occurs in the trough rim of helicla flute, circular runout occurs for detection wheel, and bounce is transferred to vibration ring by drive rod, makes to shake ring
Circumferential corresponding position deforms, the position to be deformed by the ultrasonic wave gauge head detection vibration ring inside vibration ring, benefit
The leak source situation of helicla flute is transformed into the deformation of vibration ring with the circular runout of detection wheel, to obtain the processing matter of helicla flute
Information is measured, the influence that helicla flute trough rim generates when avoiding directly detecting using ultrasonic wave gauge head solves spiral groove sidewall leak source
The problem of detection difficult.
3) adjustment screw rod of the invention by connecting rod with adjust sliding block connect, while adjust sliding block respectively with locating wheel and
Detection wheel connection, thus structure may be implemented, and adjusts screw rod by rotation, synchronizes and locating wheel and detection wheel is raised and lowered, reach
The purpose of the heat exchanger tube of different-diameter is adapted to quick adjustment size.
4) present invention is all made of rotation connection structure in detection wheel and locating wheel, at the same by setting the first adjustment disk and
Second adjustment disk drives the mode of the first adjustment gear and second adjustment gear, can be fast and accurately to detection wheel and locating wheel
Inclination angle be adjusted, the different helix angles of Lai Shiying various heat exchange pipe inner spiral groove.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of pipeline quality detection device；
Fig. 2 is the Section A-A structural schematic diagram in Fig. 1；
Fig. 3 is the section B-B structural schematic diagram in Fig. 1；
Fig. 4 is a kind of connection relationship diagram of pipeline quality detection device when detecting；
Fig. 5 is structural schematic diagram of the present invention in specific embodiment five；
Fig. 6 is structural schematic diagram of the present invention in specific embodiment six；
Fig. 7 is the structural schematic diagram of the driving device in Fig. 6；
Fig. 8 is structural schematic diagram of the present invention in specific embodiment seven；
Fig. 9 is the side sectional view of Fig. 8；
In figure: 1- heat exchanger tube；2- stone tongs；3- detector；4- positioning device；21- pedestal；22- bracket；23- fixture；
24- wiring motor；25- sliding block；31- ultrasonic wave gauge head；32- shakes ring；33- drive rod；34- limiting device；35- detection wheel；
36- shell；37- the first adjustment disk；38- the first adjustment gear；41- positioning housing；42- locating wheel；43- second adjustment gear；
44- positions wheel carrier；45- adjusts sliding block；46- adjusts slide bar；47- adjusts screw rod；48- screw rod sliding block；49- second adjustment disk；51-
Driving motor；52- synchronous belt；53- outer cover plate；61- brush head；62- blow valve port；63- flabellum；64- flabellum motor；65- air intake vent；
231- fixing clamp；232- activity folder.
Specific embodiment
Below with reference to attached drawing, the present invention is described in detail:
Specific embodiment one
In conjunction with shown in Fig. 1-Fig. 4, a kind of pipeline quality detection device disclosed in the present embodiment, including heat exchanger tube 1, it is described to change
It is provided with helicla flute on the inner wall of heat pipe 1, the detection device includes: stone tongs 2, detector 3 and positioning device 4, described
Heat exchanger tube 1 be clamped on stone tongs 2 vertically, stone tongs 2 connect by rope with detector 3, detector 3 with position dress
Set 4 connections；
The stone tongs 2 includes: pedestal 21, bracket 22, fixture 23 and wiring motor 24, and the lower end of the bracket 22 is solid
Surely it is connected with pedestal 21, the middle part of bracket 22 is provided with fixture 23, and the upper end of bracket 22 is provided with wiring motor 24, wiring motor
It is provided in 24 rotation axis around rope reel, it is described that rope is wound on rope reel；
The detector 3 includes: ultrasonic wave gauge head 31, vibration ring 32, drive rod 33, limiting device 34, detection wheel 35, shell
Body 36, the first adjustment disk 37 and the first adjustment gear 38, the shell 36 are cylinder, the middle edema with the heart involved of 36 inside left side wall of shell
Flat to be provided with ultrasonic wave gauge head 31, the outer, coaxial of ultrasonic wave gauge head 31 is provided with vibration ring 32, the outside of the vibration ring 32
It is provided with several driving connecting rods on wall, several detectors, each detector pair are staggeredly equipped on ultrasonic wave gauge head 31
A driving connecting rod is answered, circumference in equal parts is arranged the driving connecting rod described in several in a ring on vibration ring 32, and adjacent
Driving connecting rod between do not contact, the driving connecting rod upper end is provided with a link block, drive rod 33
Lower end is provided with link slot, and the link block on the driving connecting rod, which is embedded in the link slot of the drive rod lower end, forms rotation
Connection, the middle part of the drive rod 33 are fixedly connected with the first adjustment gear 38, and the upper end of the drive rod 33 passes through the shell
It is connect after through-hole on body 36 with detection wheel 35, limiting device 34, the limiting device 34 is additionally provided on the drive rod 33
It include: limited block and gag lever post, the limited block is C-shaped configuration, and both ends tool is there are two extension end, the one of the gag lever post
It holds between extension end described in being arranged in two, and is connect respectively with two extension ends by spring, being formed has certain shake
The elastic spacing structure of range, the other end of the gag lever post are fixedly connected with the driving connecting rod, and the one of the shell 36
End is rotatably connected to the first adjustment disk 37, and the inside of the first adjustment disk 37 is provided with annular tooth connection, annular tooth connection with it is several
A the first adjustment gear 38 engages, and the groove with the cooperation of axis slot is provided in the detection wheel 35, prevents detection wheel
35 fall off；
The positioning device 4 includes: positioning housing 41, locating wheel 42, second adjustment gear 43, positioning wheel carrier 44, adjustment
Sliding block 45, adjustment slide bar 46, adjustment screw rod 47, screw rod sliding block 48 and second adjustment disk 49, the positioning housing 41 and detector 3
It connects, three locating wheels 42 is equidistantly provided on the lateral wall of positioning housing 41, form three-point fix structure, guarantee positioning dress
4 axis and the axis coaxle of heat exchanger tube 1 are set, and then guarantees the concentricity of detector 3 and heat exchanger tube 1, is avoided due to not coaxial
Caused by detection error, the locating wheel bar of 42 lower end of locating wheel is rotatablely connected after passing through positioning housing 41 with positioning wheel carrier 44,
And second adjustment gear 43 is also socketed on the locating wheel bar of 42 lower end of locating wheel, the positioning wheel carrier 44 and adjustment sliding block 45 are solid
Fixed connection, adjustment sliding block 45 are socketed on adjustment slide bar 46, and adjustment slide bar 46 is fixedly connected with positioning housing 41, the positioning shell
The side of body 41 is rotatably connected to second adjustment disk 49, and the inside of second adjustment disk 49 is provided with annular tooth connection, annular connection
Tooth is engaged with the second adjustment gear 43 described in several, for adjusting the angle of locating wheel 42, on the second adjustment disk 49
It is coaxially arranged with adjustment screw rod 47, adjusts and is socketed with screw rod sliding block 48 on screw rod 47, screw rod sliding block 48 passes through connecting rod and adjustment
Sliding block 45 is articulated and connected；Synchronous adjustment locating wheel 42 and detection wheel 35 may be implemented by rotation adjustment screw rod 47 to adapt to exchange heat
The diameter of pipe；
Specific embodiment two
The present embodiment is on the basis of specific embodiment one, and specifically, the wiring on the stone tongs 2 is electric
Machine 24 is arranged on sliding block 25, and the sliding block 25 is socketed on bracket 22, and is provided with clamping screw on sliding block 25.Keep wiring electric
The position of machine 24 can be adjusted, to adapt to the measurement of different length heat exchanger tube 1.
Specific embodiment three
The present embodiment is on the basis of specific embodiment one, and specifically, the fixture 23 on the stone tongs 2 wraps
Include: fixing clamp 231 and activity folder 232, the fixing clamp 231 include two horizontally disposed supporting rods, and 232 setting of activity folder exists
Between two supporting rods, it is provided with the wedge-shaped indentation for clamping pipe fitting on fixing clamp 231 and activity folder 232, facilitates exchange
Heat pipe is clamped, and guarantees the vertical state of heat exchanger tube.
Specific embodiment four
The present embodiment is on the basis of specific embodiment one, and specifically, heat exchanger tube 1 is arranged in the locating wheel 42
In helicla flute；Locating wheel 42 can play the role of track in helicla flute, keep device more stable, avoid sending out in sliding process
It is raw to shake or rotate.
Specific embodiment five
As shown in connection with fig. 5, the present embodiment be on the basis of specific embodiment one, specifically, the positioning housing 41
Lateral wall on be equidistantly provided with three groups of locating wheel groups, every group of locating wheel group includes determining at least two axially spaced settings
Position wheel 42, the locating wheel bar of each 42 lower end of locating wheel are rotatablely connected after both passing through positioning housing 41 with positioning wheel carrier 44, and every
It is socketed with a second adjustment gear 43 on the locating wheel bar of a 42 lower end of locating wheel, leads between two adjacent locating wheels 42
It crosses a transmission gear 431 to connect, transmission gear 431 is equal with the diameter of second adjustment gear 43 and is rotatably connected on locating wheel
On frame 44, the side of the positioning housing 41 is rotatably connected to second adjustment disk 49, and the inside of second adjustment disk 49 is provided with ring
Shape tooth connection, annular tooth connection are engaged with the outermost second adjustment gear 43 of several groups locating wheel group；
When rotating second adjustment disk 49, by the annular tooth connection of the inside of second adjustment disk 49 rotate synchronously several the
Two adjustment gears 43 drive the locating wheel 42 in outside is synchronous to turn by the outermost second adjustment gear 43 of several groups locating wheel group
It is dynamic, while the outermost second adjustment gear 43 of every group of locating wheel group drives adjacent second adjustment tooth by transmission gear 431
Wheel 43 is in the same direction and rotates synchronously, and keeps the locating wheel 42 of every group of locating wheel group in the same direction and rotates synchronously；
Specific embodiment six
In conjunction with shown in Fig. 6 and Fig. 7, the present embodiment be on the basis of specific embodiment one, it is specifically, each described
It is provided with driving device 5 in locating wheel 42, driving device 5 includes: driving motor 51, synchronous belt 52 and outer cover plate 53, described
It is provided with one section of extension end in the shaft of locating wheel 42, gear is provided on the extension end, synchronous belt 52 is socketed on gear,
The lower section of the locating wheel 42 is provided with driving motor 51, and driving motor 51 is arranged in the locating wheel bar of 42 lower end of locating wheel,
The shaft of the driving motor 51 is stretched out from the side of locating wheel bar, and is connect by gear with synchronous belt 52, the synchronous belt
52 outside is provided with cover plate 53, and cover plate 53 is fixedly connected with locating wheel bar；
When starting wiring motor 24 makes 3 slide downward of detector, if the leak source encountered on helicla flute is larger, detection wheel
35 fall into leak source and blocking, when only can not continue to glide by gravity, by opening three dynamic driving motors 51, driving electricity simultaneously
Machine 51 drives synchronous belt 52 to rotate by gear, and synchronous belt 52 drives locating wheel 42 to rotate by gear, makes three locating wheels 42
Driving force is obtained simultaneously, pull unit continues to move downward, and is detached from detection wheel 35 from leak source, prevents from blocking due to detection wheel 35
Firmly influence detection.
Specific embodiment seven
In conjunction with shown in Fig. 8 and Fig. 9, the present embodiment be on the basis of specific embodiment one, specifically, the positioning shell
41 front end of body is additionally provided with cleaning plant 6, and the right end of cleaning plant 6 is fixedly connected with positioning housing 41 by connecting rod, is cleared up
Device 6 includes: brush head 61, blow valve port 62, flabellum 63, flabellum motor 64 and air intake vent 65, the left end outside of the cleaning plant 6
It is provided with several brush heads 61 on face, brush is carried out to the side wall of helicla flute, it is right to be provided with blow valve port 62 between adjacent brush head 61
It is purged in helicla flute, is provided with flow guiding structure on the blow valve port 62, air-flow is made to blow to the slot bottom of helicla flute, the cleaning
Flabellum 63 is coaxially arranged with inside device 6, flabellum 63 is connect with flabellum motor 64, the shell of flabellum motor 64 and cleaning plant 6
It is fixedly connected, the right end of the cleaning plant 6 is provided with several air intake vents 65；
In 3 slide downward of detector, flabellum motor 64 drive flabellum 63 rotate, make air-flow from air intake vent 65 enter and from
Blow valve port 62 is blown out, while brush head 61 carries out brush to spiral groove sidewall, is swept the foreign matter in spiral groove sidewall by brush head 461
It falls, while the air-flow that blow valve port 462 is blown out blows to foreign matter in front of the direction of advance of detector 3, avoids foreign object in pipe to detection
Wheel 35 has an impact.
Specific embodiment eight
In conjunction with shown in Fig. 1-Fig. 4, a kind of pipeline machining spiral groove quality determining method, the method disclosed in the present embodiment
Be realized in a kind of pipeline quality detection device described in the specific embodiment one, two, three, four, five, six or seven, including
Following steps:
Step a: heat exchanger tube 1 to be detected is clamped on stone tongs 2 by the way that fixture 23 is vertical, convenient for utilizing gravity
Detector is slided in heat exchanger tube 1 to be detected；
Step b: rotation adjustment screw rod 47 pushes screw rod sliding block 48, and screw rod sliding block 48 pushes adjustment sliding block 45 by connecting rod
Movement, adjustment 45 synchronous drive of sliding block positioning wheel carrier 44 and limiting device 34 are mobile, and then synchronous adjustment locating wheel 42 and detection
35 position is taken turns to adapt to the diameter of heat exchanger tube 1, while rotating the first adjustment disk 37, passes through the annular of 37 inside of the first adjustment disk
Tooth connection rotates synchronously several detection wheels 35, rotates second adjustment disk 49, is connected by the annular of 49 inside of second adjustment disk
Tooth rotates synchronously several locating wheels 42, is adapted the helicla flute in the inclination angle of locating wheel 42 and detection wheel 35 and heat exchanger tube 1；
Step c: it will test first 3 upper end and connect with rope, and will test first 3 and filled in from the upper end of heat exchanger tube 1, make to detect
Detection wheel 35 on first 3 is contacted with the trough rim of helicla flute, guarantees the trough rim of the groove insertion helicla flute in detection wheel 35；
Step d: starting wiring motor 24 makes 3 slide downward of detector, makes to be driven by the limiting device 34 in detector 3
Bar 33 drives detection wheel 35 and the trough rim of helicla flute to be kept in contact, and when leak source occurs in the trough rim of helicla flute, detection wheel 35 occurs
Circular runout, bounce are transferred to vibration ring 32 by drive rod 33, so that the corresponding position for shaking 32 circumferential direction of ring is deformed, pass through
The position that the detection vibration ring 32 of ultrasonic wave gauge head 31 inside vibration ring 32 deforms, to obtain the leak source feelings of helicla flute
Condition resets the position of detection wheel 35 by limiting device 34 behind leak source position in detection wheel 35；
Step e: the position of leak source is obtained by the length that rope enters inside heat exchanger tube 1；
Step f: after detector 3 slides to the bottom of heat exchanger tube 1, by inverting wiring motor 24, detection is pulled
First 3 move upwards, and exchange inside heat pipe 1 detected again；
Step g: the testing result in step c is modified by the testing result in step e.
Specific embodiment nine
The present embodiment is specifically, to will test first 3 from changing in the step b on the basis of specific embodiment eight
After the upper end of heat pipe 1 is filled in, it is embedded in the locating wheel 42 in positioning device 4 in the helicla flute on 1 inner wall of heat exchanger tube.Utilize spiral
Slideway structure is formed between the groove and locating wheel of slot, makes sliding stability.
Specific embodiment ten
The present embodiment specifically, is drawn in the step e by wiring motor 24 on the basis of specific embodiment eight
The speed that dynamic detector 3 moves upwards is less than the speed of 3 slide downward of detector in step c, quickly detects during decline
Detection time is saved, reduces speed when returning and repeating and detect, guarantees the accuracy of detection.
Above embodiments are exemplary description of this patent, do not limit its protection scope, those skilled in the art
Member can also be changed its part, as long as it does not exceed the essence of this patent, within the protection scope of the present patent.
Claims (4)
1. a kind of pipeline quality detection device, including heat exchanger tube (1), it is provided with helicla flute on the inner wall of the heat exchanger tube (1),
It is characterized in that, the detection device includes: stone tongs (2), detector (3) and positioning device (4), the heat exchanger tube (1)
It is clamped on stone tongs (2) vertically, stone tongs (2) is connect by rope with detector (3), and detector (3) and positioning fill
Set (4) connection；
The stone tongs (2) includes: pedestal (21), bracket (22), fixture (23) and wiring motor (24), the bracket (22)
Lower end be fixedly connected with pedestal (21), be provided in the middle part of bracket (22) fixture (23), the upper end of bracket (22) be provided with around
It restricts motor (24), is provided in the rotation axis of wiring motor (24) around rope reel, it is described that rope is wound on rope reel；
The detector (3) includes: ultrasonic wave gauge head (31), vibration ring (32), drive rod (33), limiting device (34), detection
(35), shell (36), the first adjustment disk (37) and the first adjustment gear (38) are taken turns, the shell (36) is cylinder, shell
(36) central horizontal of inside left side wall is provided with ultrasonic wave gauge head (31), and the outer, coaxial of ultrasonic wave gauge head (31) is provided with shake
Rotating ring (32), it is described vibration ring (32) lateral wall on be provided with several driving connecting rods, the transmission connection described in several
Circumference in equal parts is arranged bar in a ring in vibration ring (32), and does not contact between adjacent driving connecting rod, each biography
Dynamic connecting rod upper end is provided with a link block, and the lower end of drive rod (33) is provided with link slot, on the driving connecting rod
Link block be embedded in the link slot of the drive rod lower end and form rotation connection, be fixedly connected in the middle part of the drive rod (33)
Have the first adjustment gear (38), the upper end of the drive rod (33) pass through after the through-hole on the shell (36) with detection wheel (35)
It connects, is additionally provided with limiting device (34) on the drive rod (33), the limiting device (34) includes: limited block and limit
Bar, the limited block are C-shaped configuration, and there are two extension ends for both ends tool, and one end of the gag lever post is arranged in described in two
It between extension end, and is connect respectively with two extension ends by spring, the other end of the gag lever post and drive rod (33) are fixed
Connection, one end of the shell (36) are rotatably connected to the first adjustment disk (37), and the first adjustment disk is provided with ring on the inside of (37)
Shape tooth connection, annular tooth connection are engaged with the first adjustment gear (38) described in several, are provided on the detection wheel (35)
With the groove of helicla flute cooperation；
The positioning device (4) includes: positioning housing (41), locating wheel (42), second adjustment gear (43), positioning wheel carrier
(44), sliding block (45), adjustment slide bar (46), adjustment screw rod (47), screw rod sliding block (48) and second adjustment disk (49) are adjusted, it is described
Positioning housing (41) is connect with detector (3), and three locating wheels (42) are equidistantly provided on the lateral wall of positioning housing (41),
The locating wheel bar of locating wheel (42) lower end passes through positioning housing (41) and is rotatablely connected afterwards with positioning wheel carrier (44), and locating wheel (42)
It is also socketed on the locating wheel bar of lower end second adjustment gear (43), the positioning wheel carrier (44) and the fixed company of adjustment sliding block (45)
It connects, adjustment sliding block (45) is socketed in adjustment slide bar (46), and adjustment slide bar (46) is fixedly connected with positioning housing (41), described fixed
The side of position shell (41) is rotatably connected to second adjustment disk (49), and second adjustment disk is provided with annular connection on the inside of (49)
Tooth, annular tooth connection are engaged with the second adjustment gear (43) described in several, are coaxially disposed on the second adjustment disk (49)
Have adjustment screw rod (47), be socketed with screw rod sliding block (48) in adjustment screw rod (47), screw rod sliding block (48) passes through connecting rod and adjustment
Sliding block (45) articulated connection.
2. a kind of pipeline quality detection device according to claim 1, which is characterized in that on the stone tongs (2)
Wiring motor (24) is arranged on sliding block (25), and the sliding block (25) is socketed on bracket (22), and is provided on sliding block (25)
Clamping screw.
3. a kind of pipeline quality detection device according to claim 1, which is characterized in that on the stone tongs (2)
Fixture (23) includes: fixing clamp (231) and activity folder (232), and the fixing clamp (231) includes two horizontally disposed clampings
Bar, activity folder (232) are arranged between two supporting rods.
4. a kind of pipeline quality detection device according to claim 1,2 or 3, which is characterized in that the locating wheel (42)
It is arranged in the helicla flute of heat exchanger tube (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810276042.6A CN108760184B (en) | 2018-03-29 | 2018-03-29 | A kind of pipeline quality detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810276042.6A CN108760184B (en) | 2018-03-29 | 2018-03-29 | A kind of pipeline quality detection device |
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| Publication Number | Publication Date |
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| CN108760184A CN108760184A (en) | 2018-11-06 |
| CN108760184B true CN108760184B (en) | 2019-11-29 |
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| CN201810276042.6A Active CN108760184B (en) | 2018-03-29 | 2018-03-29 | A kind of pipeline quality detection device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109541024A (en) * | 2018-11-09 | 2019-03-29 | 上海金艺检测技术有限公司 | Heat exchanger tube corrosion of the pipe wall situation ultrasound detection bracket and application method |
| CN110864655A (en) * | 2019-11-07 | 2020-03-06 | 中国石油天然气集团公司管材研究所 | Casing drift diameter thickness measuring device and sorting and repairing method for old stored casings |
| CN117571222B (en) * | 2024-01-16 | 2024-04-09 | 山东科沃泽机械科技有限公司 | Air tightness testing device for rear axle transmission shell of tractor |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201166599Y (en) * | 2008-02-26 | 2008-12-17 | 上海电气电站设备有限公司 | Apparatus for detecting helium leakage of heat exchanger tube sheet weld joint |
| CN102393280A (en) * | 2011-09-26 | 2012-03-28 | 张家港化工机械股份有限公司 | Deep hole welding pressure test tool |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003106675A (en) * | 2001-09-27 | 2003-04-09 | Energy Support Corp | Heat accumulator |
| JP2010078459A (en) * | 2008-09-26 | 2010-04-08 | Toshiba Corp | Device and method for detecting breakage of heat exchanger tube of heat exchanger |
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2018
- 2018-03-29 CN CN201810276042.6A patent/CN108760184B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201166599Y (en) * | 2008-02-26 | 2008-12-17 | 上海电气电站设备有限公司 | Apparatus for detecting helium leakage of heat exchanger tube sheet weld joint |
| CN102393280A (en) * | 2011-09-26 | 2012-03-28 | 张家港化工机械股份有限公司 | Deep hole welding pressure test tool |
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Effective date of registration: 20191024 Address after: No.168, Zhicheng Road, industrial concentration zone, Maji Town, Yizheng City, Yangzhou City, 211400 Jiangsu Province Applicant after: Yangzhou Haoran Machinery Parts Co., Ltd. Address before: 150000 Anbu District, Xiangfang District, Harbin City, Heilongjiang Province Applicant before: HARBIN GONGYANG TECHNOLOGY CONSULTING CO., LTD. |
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