CN108693188A - Network transformer automatic detection device - Google Patents
Network transformer automatic detection device Download PDFInfo
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- CN108693188A CN108693188A CN201810270463.8A CN201810270463A CN108693188A CN 108693188 A CN108693188 A CN 108693188A CN 201810270463 A CN201810270463 A CN 201810270463A CN 108693188 A CN108693188 A CN 108693188A
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- square column
- track
- network transformer
- connecting rod
- hole
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
- G01N2021/8887—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges based on image processing techniques
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The invention discloses network transformer automatic detection devices to realize the purpose that network transformer quality inspection efficiency is improved by photoelectric method to solve the problems, such as network transformer pin quality inspection inefficiency in the prior art.When network transformer, which rests on, carries out quality inspection on the track examined in disk, the intensity of illumination for the both sides being subject to is equal, when at network, the pin of transformer is intact qualified, the light intensity that each pin is reflected to both sides is equal, does not have dazzling hot spot to occur in the image for examining the image acquiring device right over disk to be captured.If pin is in bending or bending state, it can find out that the pin of the network transformer is defective at a glance.The pin progress quality inspection to network transformer that the present invention even can be exposed intensive analysis to automation by the way that program is arranged to image, the quality inspection efficiency of network transformer pin is greatly improved with this.
Description
Technical field
The present invention relates to network transformer fields, and in particular to network transformer automatic detection device.
Background technology
Network transformer, also known as data pump, network isolation transformer etc. couple the PHY differential signals exported with differential mode
Coil coupling filtering to enhance signal, and be coupled to the other end of connected with network cable by the conversion of electromagnetic field.It is any
The signal level generated when the chip operation of CMOS processing procedures (depends on the processing procedure of chip and designs to need always greater than 0V's
Ask), PHY output signals are sent to the loss that 100 meters of even longer places have prodigious DC component.If extranets
If line is directly connected with chip, electromagnetic induction and electrostatic easily cause the damage of chip.Besides equipment ground method is not
Together, power grid environment difference can cause the 0V level of both sides inconsistent, and such signal passes to B from A, due to the 0V level and B of A equipment
The 0V level of point is different, may result in prodigious electric current in this way and flows to the low equipment of potential from the high equipment of potential.Therefore
It is changed by network transformer not only makes not having between cable and PHY connection physically and delivers signal, separated in signal
DC component, data can also be transmitted in the equipment of different 0V level, thus, daily life of the network transformer in people
There is very important purposes in work.
Common network transformer include T1/E1 isolating transformers, ISDN/ADSL interface transformers, T3/E3, SDH,
64KBPS interface transformers;10/100BASE, 1000BASE-TX network filter;RJ45 integrated transformers etc..Main application
In:Good digital interchanger;SDH/ATM transmission devices;ISDN, ADSL, VDSL, POE power receiving equipment Integrated Digital Services are set
It is standby;FILT optical fiber loop equipment;Ethernet switch etc..It is provided on network transformer much to pin, becomes to network
When depressor is packaged, pin arrangements are irregular to be brought a great deal of trouble to encapsulation, so that influencing the use in later stage.It is existing
The detection whether vertical to network transformer pin, need after carrying out back just pin manually to carry out quality inspection again, expend people
Power material resources, inefficiency.
Invention content
The purpose of the present invention is to provide network transformer automatic detection devices, to solve network transformation in the prior art
The problem of device pin quality inspection inefficiency, realizes the purpose that network transformer quality inspection efficiency is improved by photoelectric method.
The present invention is achieved through the following technical solutions:
Inclined track is arranged on the stage body, in the track in network transformer automatic detection device, including stage body
On set gradually the first square column, the second square column, third square column, tetragonal prism from top to bottom, first square column, the second square column,
It is respectively provided with groove on third square column, tetragonal prism, wherein the groove on the first square column and the second square column is facing each other, third square column
It is facing each other with the groove on tetragonal prism;Disk is examined in setting on track between second square column and third square column, described
It examines and through-hole is set on disk, track is passed through from the through-hole, and the through-hole upper end is open, the open end face track of through-hole,
The overhead gage, lower baffle plate that setting is distributed up and down along the track in disk are examined, the overhead gage, lower baffle plate are from track bottom surface
It is pierced by, two linear drive apparatus is set inside the stage body, two linear drive apparatus respectively drive overhead gage, lower baffle plate edge
It is moved perpendicular to the direction of track length;First connecting rod is fixed on the stage body, and second connecting rod, institute are set on first connecting rod
It states second connecting rod to be mutually perpendicular to first connecting rod, and second connecting rod can be moved along first connecting rod, be fixedly connected on second connecting rod
Image acquiring device, described image acquisition device are located at the top for examining disk, described image acquisition device face overhead gage, lower block
Track between plate;Several light sources are arranged in the through-hole wall, and the light source of track both sides is symmetrical along the centre-line of track, track unilateral side
Light source equidistantly distributed, all light sources are respectively positioned between rail top face and the open end of through-hole;Further include storing item, the storing
T-slot is set on item, and the T-slot runs through the both ends of storing item;The bottom of second square column, the bottom of third square column are all provided with
Being equipped with can be by the notch of network transformer;Further include picture recognition module, image processing module, indicator light;Described image
The input terminal of identification module is connected with image acquiring device, the rgb value for reading each pixel in image;At described image
The input terminal of reason module is connected with the output end of picture recognition module, for the rgb value in pixel to be converted into HSI values, and
Judge the brightness size in HSI values;The indicator light is connected with the output end of image processing module.
The problem of for network transformer pin quality inspection inefficiency in the prior art, the present invention propose network transformer certainly
Dynamicization detection device, stage body are used as quality inspection workbench, and the setting of track inclination is on stage body, preferable setting stage body upper table
Face tilted upward, track are directly installed on stage body upper surface, so that detected network transformer can be in gravity
It is slided automatically downwards along track under effect.For placing storing item between first square column, the second square column, storing item is stuck in first
Between square column and the groove of the second square column, stablizing relatively for storing item is realized, network transformer is adjacent one by one to be placed on storing
In item, the leads ends of network transformer are protruding from the T-slot of storing item, make network transformation by the structure of T-slot
Device can only be passed in and out from the end of storing item, and network transformer is avoided arbitrarily to fall off from storing item.Similarly, third square column and
Storing item is equally placed between tetragonal prism, passes through the network transformer after examining disk for access.Between overhead gage and lower baffle plate
For detection zone, disk is examined to be used to limit detected network transformer, is become by the network of overhead gage blocking top
Depressor enters detection zone, to avoid the network transformer to carrying out quality inspection from interfering, is also ensured that by lower baffle plate
It is in detection zone by the network transformer of quality inspection and will not continue to fall.Overhead gage and lower baffle plate are all by straight inside stage body
Line driving device is controlled, when linear drive apparatus controls overhead gage or lower baffle plate is retracted to below track, you can is released
Corresponding limitation to network transformer so that network transformer continues to glide under the effect of gravity.It examines in the present invention and is set on disk
Through-hole is set, track is passed through from the through-hole, and the through-hole upper end is open, the open end face track of through-hole, thereby, it is ensured that net
Network transformer lead pin it is upward when moving down sliding in track, can be without hindrance by examining disk, pin is from the spacious of through-hole
Mouth end passes through.The quality inspection of network transformer pin is realized by image acquiring device in the present invention, is propped up by first connecting rod
Enough height are supportted and provided, are crossed out by the second connecting rod perpendicular to first connecting rod, consequently facilitating connecting by second
Image acquiring device is easily mounted on the surface for examining disk by bar.Since second connecting rod can be moved along first connecting rod, because
This specific location of adjustment second connecting rod on first connecting rod, you can with high residing for flexible and convenient adjustment image acquiring device
Degree improves the using flexible of the present invention consequently facilitating carrying out the adjustment of focal length, image-forming range for different image acquiring devices
Property.Several light sources are arranged in through-hole wall, for irradiate from through-hole by network transformer, be radiated at detection by several light sources
Region, upward, the light that the light sources of different directions is launched all is radiated at respectively to be drawn the network transformer pin in detection zone
On foot, acquisition of taking pictures is carried out from surface by image acquiring device.The light source of track both sides is symmetrical along the centre-line of track, and track is unilateral
Light source equidistantly distributed, ensure to be uniformly distributed and intensity phase from the take a picture intensity of illumination of network transformer pin of both sides with this
Deng, so that when network transformer rests on progress quality inspection on the track examined in disk, the intensity of illumination for the both sides being subject to
It is equal.Image transmitting in the present invention captured by image acquiring device is read to picture recognition module by picture recognition module
The rgb value of each pixel in image, then by the data transmission of reading to image processing module, image processing module is by pixel
In rgb value be converted into HSI values, HIS values, that is, tone (Hue), color saturation (Saturation) and brightness (Intensity),
Therefrom extraction brightness value I, you can obtain the brightness size of each pixel in each image.User only need to be in image processing module
Luminance threshold is set, has the brightness value of pixel to be more than the threshold value of setting, you can it is existing to judge that the pin in corresponding orientation has bending
As, corresponding network transformer is substandard product, indicator light lights prompt staff and handles.Wherein, in this programme
The HSI values that rgb value is converted into belong to state of the art, can be obtained by geometry derivation method, in the prior art
Such as MATLAB image processing softwares can be achieved, and this will not be repeated here.When at network, the pin of transformer is intact qualified, respectively draw
The light intensity that foot is reflected to both sides is of substantially equal, and in the case, acquired brightness value all exists in image processing module
Given threshold then can determine whether that the network transformer pin is qualified hereinafter, not dazzling hot spot occurs.If pin be in bending or
Bending state, acquired brightness value locally exceeds given threshold in image processing module, then judges that the pin is unqualified.Figure
The direction occurred by positioning excessive brightness value as processing module, additionally it is possible to immediately arrive at the overbending direction of pin.In the present invention
All light sources are respectively positioned between rail top face and the open end of through-hole, avoid blocking and interference of the track itself to light source, it is ensured that
All light sources are all without hindrance to be shone directly on the pin of network transformer, ensures excellent optical detection effect.
Preferably, the spacing between first square column, the second square column and the spacing phase between third square column, tetragonal prism
Deng;Spacing between first square column, the second square column is equal to the length of storing item.Be between the first square column and the second square column between
It is equal in length away from the spacing between, third square column and tetragonal prism, storing article, so that storing item can be accurate and steady
Fixed is fastened between the first square column and the second square column, between third square column and tetragonal prism, and the use for improving the present invention is stablized
Property and reliability.
Preferably, further include the pushing meanss being arranged on stage body, the output end of the pushing meanss is fixedly connected with pushing block,
The pushing block is towards between the first square column and the second square column.The present invention is in use, can be between the first square column and the second square column
Multiple storing items for being loaded with network transformer are overlapped, after the network transformer of the storing item of bottom glides detection completely,
The storing item of bottom has emptied, and drives pushing block once to be moved back and forth by pushing meanss at this time, so as to will be most lower
The storing item of side pushes outward so that remaining storing item of top overlapping falls successively, realizes the quality inspection more automated
Journey.It, also can be by infrared sensor etc. originally to whether there is the judgement of redundant mesh transformer can be by artificially carrying out in storing item
The sensing mode that field technology personnel can take is realized.
Preferably, further include the acoustic control module being connected with the output end of described image processing module, the acoustic control module is used
In sounding the alarm.It, can not only in this programme when image processing module judges that the pin of some network transformer is unqualified
Enough worker is prompted by indicator light, while alarm is also made a sound by acoustic control module, is further increased to the people that works
The prompt effect of member, avoids the omission to substandard product.
Preferably, described image acquisition device is camera.
Preferably, the line between track unilateral light source is parallel to the centre-line of track.So that axis side of the light source along track
It is uniform in the both sides of detected network transformer and that stablizes emits beam to uniform distribution, for network transformation
For device, the residing height of each light source is equal, avoids occurring the case where causing quality inspection to judge by accident because of light source height difference, further carry
The homogeneous degree for the light that high pin is reflected, is convenient for automatization judgement.
Preferably, the second connecting rod is fixed on by pushing tow nut on first connecting rod.It is by pushing tow nut by
Two connecting bar lockings are on first connecting rod, when needing to adjust the height of second connecting rod, it is only necessary to unclamp pushing tow nut, you can complete the
Two connecting rods are moved along first connecting rod.
Preferably, the opposite sides of the open end of the through-hole is both provided with the flange along centre-line of track directional spreding,
The flange is protruded from through-hole side wall towards through-hole inside, and the light source is located at below flange;Two flanges of the track face
Between.The light sent out first to light source by flange is stopped and is reflected so that the light that each light source is sent out is as far as possible
Propagated inside through-hole so that the reflected light of pin is more eye-catching, convenient for being captured by image acquiring device.This
Outside, flange can reduce interference of the extraneous light to pin quality inspection again, reduce extraneous light and enter the possibility in through-hole, improve
The use accuracy of the present invention.
Compared with prior art, the present invention having the following advantages and advantages:
Inventive network transformer automatic detection device solves network transformer pin quality inspection efficiency in the prior art
Low problem realizes the purpose that network transformer quality inspection efficiency is improved by photoelectric method.
Description of the drawings
Attached drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is the side view of the specific embodiment of the invention;
Fig. 2 is the vertical view of the specific embodiment of the invention;
Fig. 3 is the structural schematic diagram of storing item in the specific embodiment of the invention;
Fig. 4 is the structural schematic diagram that disk is examined in the specific embodiment of the invention;
Fig. 5 is the sectional view of the A-A direction lines along Fig. 4;
Fig. 6 is the connection relationship diagram of the specific embodiment of the invention.
Label and corresponding parts title in attached drawing:
1- stage bodies, 2- tracks, the first square columns of 3-, the second square columns of 4-, 5- third square columns, 6- tetragonal prisms, 7- grooves, 8- inspections
Disk is tested, 9- overhead gages, 10- lower baffle plates, 11- linear drive apparatus, 12- light sources, 13- storing items, 14-T type grooves, 15-, which is pushed, to be filled
It sets, 16- pushing blocks, 17- first connecting rods, 18- image acquiring devices, 19- second connecting rods, 20- pushing tow nuts, 21- through-holes, 22- is convex
Edge.
Specific implementation mode
To make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment 1:
Network transformer automatic detection device as shown in Figures 1 to 6, including stage body 1 are arranged on the stage body 1 and incline
Oblique track 2 sets gradually the first square column 3, the second square column 4, third square column 5, tetragonal prism from top to bottom on the track 2
6, first square column 3, third square column 5, is respectively provided with groove 7 on tetragonal prism 6 at second square column 4, wherein the first square column 3 and
Groove 7 on two square columns 4 is facing each other, and the groove 7 on third square column 5 and tetragonal prism 6 is facing each other;Second square column 4
Disk 8 is examined in setting on track between third square column 5, setting through-hole 21 on the inspections disk 8, and track 2 is from the through-hole 21
In pass through, 21 upper end of the through-hole is open, the open end face track 2 of through-hole 21, examines in disk 8 and is arranged along the track 2
Overhead gage 9, the lower baffle plate 10 being distributed up and down, the overhead gage 9, lower baffle plate 10 are pierced by from 2 bottom surface of track, in the stage body 1
Two linear drive apparatus 11 are arranged in portion, and two linear drive apparatus 11 respectively drive overhead gage 9, lower baffle plate 10 along perpendicular to rail
It is moved in the direction of 2 length of road;First connecting rod 17 is fixed on the stage body 1, and second connecting rod 19, institute are set on first connecting rod 17
It states second connecting rod 19 to be mutually perpendicular to first connecting rod 17, and second connecting rod 19 can be moved along first connecting rod 17, second connecting rod 19
On be fixedly connected with image acquiring device 18, described image acquisition device 18 is located at the top for examining disk 8, described image acquisition device
Track between 18 face overhead gages 9, lower baffle plate 10;Several light sources 12, the light source of 2 both sides of track is arranged in 21 inner wall of the through-hole
12 are respectively positioned on 2 top surface of track and through-hole along 2 axisymmetrical of track, unilateral 12 equidistantly distributed of light source of track 2, all light sources 12
Between 21 open end;Further include storing item 13, T-slot 14 is set on the storing item 13, the T-slot 14 runs through storing item
13 both ends;The bottom of second square column 4, the bottom of third square column 5 are both provided with can be by the notch of network transformer;
Further include picture recognition module, image processing module, indicator light;The input terminal and image acquiring device of described image identification module
18 are connected, the rgb value for reading each pixel in image;The input terminal and picture recognition module of described image processing module
Output end be connected, for the rgb value in pixel to be converted into HSI values, and judge the brightness size in HSI values;The finger
Show that lamp is connected with the output end of image processing module;It further include the acoustic control mould being connected with the output end of described image processing module
Block, the acoustic control module is for sounding the alarm.
Embodiment 2:
Network transformer automatic detection device as shown in Figures 1 to 6, on the basis of embodiment 1, the first party
Spacing between column 3, the second square column 4 is equal with the spacing between third square column 5, tetragonal prism 6;First square column 3, the second square column
Spacing between 4 is equal to the length of storing item 13.Further include the pushing meanss 15 being arranged on stage body 1, the pushing meanss 15
Output end be fixedly connected with pushing block 16, the pushing block 16 is towards between the first square column 3 and the second square column 4.The light source 12 is
Light emitting diode.Line between 2 unilateral light source 12 of track is parallel to 2 axis of track.The second connecting rod 19 passes through pushing tow spiral shell
Mother 20 is fixed on first connecting rod 17.The opposite sides of the open end of the through-hole 21 is both provided with along 2 axis direction of track
The flange 22 of distribution, from 21 side wall of through-hole towards 21 inside protrusion of through-hole, the light source 12 is located under flange 22 flange 22
Side;Between the track 2 face, two flanges 22.At work, image processing module is by the rgb value in pixel for the present embodiment
It is converted into HSI values and does not use traditional geometry derivation method, but be achieved by coordinate transform, overcome traditional geometry and push away
The excessive problem of inducing defecation by enema and suppository calculation amount can more improve the working efficiency of image processing module.Wherein changes in coordinates formula is:
R, G, B in above formula Gui Yihuazhi [ before calculating;0,1]Section.
Above-described specific implementation mode has carried out further the purpose of the present invention, technical solution and advantageous effect
It is described in detail, it should be understood that the foregoing is merely the specific implementation mode of the present invention, is not intended to limit the present invention
Protection domain, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (6)
1. network transformer automatic detection device, including stage body (1), which is characterized in that be arranged on the stage body (1) inclined
Track (2) sets gradually the first square column (3), the second square column (4), third square column (5), from top to bottom on the track (2)
Tetragonal prism (6), first square column (3), third square column (5), are respectively provided with groove (7) on tetragonal prism (6) at the second square column (4),
Groove (7) on wherein the first square column (3) and the second square column (4) is facing each other, on third square column (5) and tetragonal prism (6)
Groove (7) is facing each other;Disk (8), the inspection are examined in setting on track between second square column (4) and third square column (5)
It tests and through-hole (21) is set on disk (8), track (2) is passed through from the through-hole (21), and through-hole (21) upper end is open, through-hole
(21) open end face track (2), examine setting is distributed up and down along the track (2) in disk (8) overhead gage (9), under
Baffle (10), the overhead gage (9), lower baffle plate (10) are pierced by from track (2) bottom surface, setting two inside the stage body (1)
Linear drive apparatus (11), two linear drive apparatus (11) respectively drive overhead gage (9), lower baffle plate (10) along perpendicular to track
(2) direction of length is moved;First connecting rod (17) is fixed on the stage body (1), being arranged second on first connecting rod (17) connects
Bar (19), the second connecting rod (19) is mutually perpendicular to first connecting rod (17), and second connecting rod (19) can be along first connecting rod
(17) mobile, image acquiring device (18) is fixedly connected on second connecting rod (19), described image acquisition device (18), which is located at, to be examined
The top of disk (8), the track between described image acquisition device (18) face overhead gage (9), lower baffle plate (10);The through-hole
(21) inner wall is arranged several light sources (12), and along track (2) axisymmetrical, track (2) is unilateral for the light source (12) of track (2) both sides
Light source (12) equidistantly distributed, all light sources (12) are respectively positioned between track (2) top surface and the open end of through-hole (21);Further include
Storing item (13), setting T-slot (14) on the storing item (13), the T-slot (14) run through the both ends of storing item (13);Institute
The bottom of the bottom, third square column (5) of stating the second square column (4) is both provided with can be by the notch of network transformer;Further include
Picture recognition module, image processing module, indicator light;The input terminal of described image identification module and image acquiring device (18) phase
Even, the rgb value for reading each pixel in image;The input terminal of described image processing module and picture recognition module it is defeated
Outlet is connected, and for the rgb value in pixel to be converted into HSI values, and judges the brightness size in HSI values;The indicator light
It is connected with the output end of image processing module.
2. network transformer automatic detection device according to claim 1, which is characterized in that first square column (3),
Spacing between second square column (4) is equal with the spacing between third square column (5), tetragonal prism (6);First square column (3), second
Spacing between square column (4) is equal to the length of storing item (13).
3. network transformer automatic detection device according to claim 1, which is characterized in that further include being arranged in stage body
(1) output end of the pushing meanss (15) on, the pushing meanss (15) is fixedly connected with pushing block (16), pushing block (16) direction
Between first square column (3) and the second square column (4).
4. network transformer automatic detection device according to claim 1, which is characterized in that further include and described image
The connected acoustic control module of the output end of processing module, the acoustic control module is for sounding the alarm.
5. network transformer automatic detection device according to claim 1, which is characterized in that the second connecting rod (19)
It is fixed on first connecting rod (17) by pushing tow nut (20).
6. network transformer automatic detection device according to claim 1, which is characterized in that the through-hole (21) opens
The opposite sides at mouthful end is both provided with the flange (22) being distributed along track (2) axis direction, and the flange (22) is from through-hole
(21) side wall is located at towards protrusion inside through-hole (21), the light source (12) below flange (22);Track (2) face two
Between flange (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810270463.8A CN108693188A (en) | 2018-03-29 | 2018-03-29 | Network transformer automatic detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810270463.8A CN108693188A (en) | 2018-03-29 | 2018-03-29 | Network transformer automatic detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108693188A true CN108693188A (en) | 2018-10-23 |
Family
ID=63844417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810270463.8A Withdrawn CN108693188A (en) | 2018-03-29 | 2018-03-29 | Network transformer automatic detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108693188A (en) |
-
2018
- 2018-03-29 CN CN201810270463.8A patent/CN108693188A/en not_active Withdrawn
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Application publication date: 20181023 |