CN107478873A - A kind of connector electric logging equipment using probe protection system - Google Patents
A kind of connector electric logging equipment using probe protection system Download PDFInfo
- Publication number
- CN107478873A CN107478873A CN201710647772.8A CN201710647772A CN107478873A CN 107478873 A CN107478873 A CN 107478873A CN 201710647772 A CN201710647772 A CN 201710647772A CN 107478873 A CN107478873 A CN 107478873A
- Authority
- CN
- China
- Prior art keywords
- probe
- guide plate
- electrical measurement
- fixed plate
- electric logging
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/06—Measuring leads; Measuring probes
- G01R1/067—Measuring probes
- G01R1/073—Multiple probes
- G01R1/07307—Multiple probes with individual probe elements, e.g. needles, cantilever beams or bump contacts, fixed in relation to each other, e.g. bed of nails fixture or probe card
- G01R1/07357—Multiple probes with individual probe elements, e.g. needles, cantilever beams or bump contacts, fixed in relation to each other, e.g. bed of nails fixture or probe card with flexible bodies, e.g. buckling beams
Abstract
The invention discloses a kind of connector electric logging equipment using probe protection system, is related to connector electrical measurement field, including frame, electric logging device, the drive device being sequentially arranged in from top to bottom in frame, electrical measurement component, the fixture being connected with drive device；Electrical measurement component includes connecting seat, probe set fixed plate, felt pad, the probe guide plate being sequentially connected from top to bottom；The probe assembly with electrical measurement mechatronics is equipped with probe set fixed plate；Connecting seat is provided with the through hole for avoiding probe assembly；Probe assembly has probe set and probe setting up and down, and probe set lower end is through felt pad and is butted on probe guide plate upper end, and probe lower end is oriented to sheet separation with probe and coordinated.The present invention realizes by setting probe guide plate and is oriented to probe so as to protect the effect of probe.
Description
Technical field
The present invention relates to connector electrical measurement field, is a kind of connector electrical measurement using probe protection system specifically
Equipment.
Background technology
Connector be electronic engineering technical staff often in contact with a kind of part.Its effect is very simple：In circuit
It is blocked between place or isolated obstructed circuit, the bridge of communication is erected, so that current flowing, makes the work(that circuit realiration is predetermined
Energy.Connector form and structure are Protean, and it is mainly made up of four big basic structural components, is respectively：Terminal, outside
Shell (depending on kind), insulator, annex.
In connector manufacturing process, cut in terminal or the process such as contact pin produces wire, these wires drop
To terminal area, the actual spacing of terminal is set to diminish, or even wire is directly overlapped on adjacent two or more butt, if this
A little connector devices are fitted in sensor, then can make short circuit, scrap whole sensor.So connector manufacturer uses electrical measurement
Machine and probe assembly carry out Hi-pot test to connector and whether there is wire between the terminal of connector to detect.Prior art
In, the probe in probe assembly is not oriented to, and terminal has different degrees of crooked, causes in Hi-pot test is turned on, sends out
Son of causing trouble is askew by probe top, or even the probe conditions that top is disconnected.
The content of the invention
It is existing for solving it is an object of the invention to provide a kind of connector electric logging equipment using probe protection system
Terminal damages the problem of probe in technology.The present invention realizes by setting probe guide plate and is oriented to probe so as to protect probe
Effect.
The present invention is achieved through the following technical solutions：
A kind of connector electric logging equipment using probe protection system, including frame, electric logging device, are sequentially arranged in from top to bottom
Drive device in frame, electrical measurement component, the fixture being connected with drive device；Electrical measurement component includes what is be sequentially connected from top to bottom
Connecting seat, probe set fixed plate, felt pad, probe guide plate；The spy with electrical measurement mechatronics is equipped with probe set fixed plate
Needle assemblies；Connecting seat is provided with the through hole for avoiding probe assembly；Probe assembly has probe set and probe setting up and down, probe set
Lower end is through felt pad and is butted on probe guide plate upper end, and probe lower end is oriented to sheet separation with probe and coordinated.Alleged by the present invention
Drive device refers to that electrical measurement component can be supplied power in the prior art, the device for enabling electrical measurement component to move up and down；Example
Such as devices such as cylinder, oil cylinder, slider-crank mechanisms.The effect of drive device is, increases between connector and electrical measurement component
Distance, it is convenient either automatically or manually to place connector；During test, drive device drives electrical measurement component to be moved to connector, makes spy
Pin contact terminal, the conducting Hi-pot test of terminal is completed, after test terminates, drive device driving electrical measurement component returns to original position, accurate
It is standby to test next time.Herein it should be noted that the electric logging device alleged by the present invention refers to, a specialty detects all kinds of wire rods in itself
The comprehensive test machine of hardware problem.It has detection short circuit, and open circuit, dislocation, conduction impedance, high pressure, insulation is unilateral, electric leakage
The multinomial test such as stream and moment short open circuit.It is in the art a standard device, it is not described here in detail.Spy alleged by the present invention
Needle assemblies are the component of a standard in the art, for electrically connecting bonder terminal and electric logging device, so as to complete connector
The break-make of terminal and Hi-pot test；Probe assembly is a set of standard component in the art, including probe set, is slidably arranged in probe
Probe in set, spring is provided between probe and probe set, the description present apparatus constructs for convenience in the present invention, just illustrates probe
Component has probe and probe set, therefore those skilled in the art are not construed as limitation of the invention.Due to probe
The diameter in portion is generally less than the diameter of probe set, if probe set fixed plate and probe guide plate are made into a part, there is two
Individual shortcoming, first, probe rocks greatly, two be due to the distance deficiency that probe stretches out, and leads to not change probe, successively by probe
Set fixed plate and probe guide plate make two parts, herein it is emphasized that in the art, the part contacted with probe
It is that insulating materials belongs to common knowledge, therefore is not specially limited.In order to ensure the height of probe assembly middle probe, it is necessary to will
Probe set is pressed in probe set fixed plate, and probe set lower surface is in same level, if by probe set fixed plate lower end
Face or probe guide plate upper surface are machined into pushing down the stepped hole of probe set, because probe set fixed plate and probe are oriented to
Plate is insulating materials, and in Hi-pot test, two neighboring probe set easily produces electric arc, causes to judge by accident, so visiting
Needle guard fixed plate and probe guide plate set felt pad.
Preferably, the electrical measurement component also includes being removably connected to the posting of connecting seat lower end, under posting
The cover plate at end；It is provided with posting and runs through chamber, probe set fixed plate, felt pad, probe guide plate, which match to be located at, runs through intracavitary；
Described matching, which is located at, to be referred to：Probe set fixed plate, felt pad, probe guide plate lateral surface with posting
Coordinate through cavity gap；Probe set fixed plate, felt pad, probe guide plate can connect between any two, can also be not connected to, and
It is that probe set fixed plate lower surface is bonded with felt pad upper surface, felt pad lower surface lower surface is pasted with probe guide plate upper surface
Close, probe set fixed plate, felt pad, probe guide plate are fixed on through chamber by connecting seat lower surface and cover plate upper surface
It is interior.
The posting upper surface is in same plane with probe set dead plate upper end face, and is butted on connecting seat lower end
Face；Posting lower surface is in same plane with probe guide plate lower surface, and is butted on cover plate upper surface；It is provided with and keeps away in cover plate
Allow hole.If probe set fixed plate, felt pad, probe guide plate are connected to connecting seat using thread connecting mode, first, tearing open
Trouble is unloaded, but head of screw and probe set fixed plate, felt pad, probe guide plate contact area are small, often dismounting, is easily damaged
Probe set fixed plate, felt pad, probe guide plate.Damaged to ensure probe assembly not because positioning is crossed, probe set is fixed
Plate, felt pad, the relative position of probe guide plate are accurate.In processing probe set fixed plate, felt pad, probe guide plate with visiting
During the hole that needle assemblies coordinate, using respective profile as positioning datum, so if using respective profile as reference for assembling, then it is real
Show reference for assembling to overlap with machining benchmark, thus positioning precision is high.If being a part by posting and deck design,
The cavity that positioning probe covers fixed plate, felt pad, probe guide plate and probe assembly is a blind chamber, is ensureing to communicate precision
Under, it is bigger than through chamber difficulty of processing, therefore posting and deck design are two parts by the present invention.Set posting to position to visit
Needle guard fixed plate, felt pad, probe guide plate, realize that reference for assembling and machining benchmark overlap, then push down probe with cover plate and be oriented to
Plate is fixed, and can both ensure probe set fixed plate, felt pad, probe guide plate, and convenient dismounting, will not also cause probe set again
Fixed plate, felt pad, the damage of probe guide plate.The effect of avoid holes in cover plate is in electrical measurement component moves down, to avoid
Cover plate is interfered with connector.
Preferably, the material of the probe set fixed plate and probe guide plate is PEEK polyether-ether-ketone resins.Existing skill
In art, the part contacted with probe assembly uses plastic-steel either bakelite or nylon more, and this kind of dimension stability is poor, does not allow
The dimensional tolerance of part easy to control, cause probe assembly to be engaged with using part made of this kind of material, tension easily occur
Or excessively loose situation, probe assembly tension or pine can all influence to detect excessively, produce erroneous judgement.And PEEK has superior size
The change of the environmental condition such as stability characteristic (quality), temperature, humidity influences less, to meet to dimensional accuracy on the size of PEEK parts
It is required that the requirement under higher operating mode；PEEK heat resistant hydrolysis characteristic protrudes, and water imbibition is very low under hot and humid environment, no
The situation that the general-purpose plastics such as similar nylon make size that significant change occur because of water suction occurs；PEEK is preferably to be electrically insulated
Body, under the severe condition of work such as high temperature, high pressure and high humility, remain to keep good electrical insulation capability.
Preferably, the connecting seat is provided with the first limited block, and corresponding first limited block is provided with the second limited block in frame.
The compression travel of probe assembly middle probe is limited by spring, therefore probe has specified compression travel, more than this pressure
Indention journey will damage probe assembly.Limited block is set effectively to limit probe compression travel, and convenient adjustment.
Preferably, second limited block includes fixed seat, slided in fixed seat and lower end has the buffering of flange
Block；The hole for avoiding flange is provided with fixed seat, the lower end in hole is threaded with plug, spring is provided between flange and plug.Such as
The limited block of fruit first directly hits the second limited block under the driving of drive device, then can cause vibration, probe is connect with terminal
Produce and rock when touching, scratch terminal coating.Therefore buffer stopper and spring are set in the second limited block, for buffered-display driver device
Power, while the plug screw of lower spring end can adjust the starting force of spring, ensure the existing cushioning effect of the second limited block, also will not
Make spring force excessive.
It is emphasized that in the description of the invention, it is to be understood that term " from top to bottom ", " upper end ", " under
End ", " upper surface ", the orientation of the instruction such as " lower surface " or position relationship are based on orientation shown in the drawings or position relationship, only
It is to be described for the ease of description is of the invention with simplified, rather than the device or element of instruction or hint meaning must be with specifically
Orientation, with specific azimuth configuration and operation, therefore those skilled in the art are not considered as limiting the invention.
The present invention compared with prior art, has advantages below and beneficial effect：
(1) by setting probe guide plate, realize and be oriented to probe, so as to protect the effect that probe is not damaged by terminal.
(2) by setting felt pad, realization avoids probe set because distance is near, the high effect for producing electric arc and causing erroneous judgement of voltage
Fruit.
(3) by setting posting and cover plate, realize and conveniently dismantle probe set fixed plate, felt pad, probe guide plate, and
And the effect of the relative position of accurate guarantee probe set fixed plate, felt pad, probe guide plate.
(4) by setting limited block, realize and ensure probe compression travel all the time in specified compression travel.
(5) by setting buffer stopper and spring, the effect for avoiding probe from rocking scratch terminal coating is realized.
Brief description of the drawings
Fig. 1 be electrical measurement component of the present invention up when overall structure diagram；
Fig. 2 is electrical measurement component of the present invention overall structure diagram at lower section；
Fig. 3 is electrical measurement component structure diagram；
Fig. 4 is the second standoff features schematic diagram；
Wherein 1- drive devices；2- frames；3- electrical measurement components；4- fixtures；5- connectors；6- terminals；The limited blocks of 7- second；
The limited blocks of 8- first；31- probe assemblies；32- connecting seats；33- probe set fixed plates；34- felt pads；35- probe guide plates；
36- cover plates；37- postings；311- probe sets；312- probes；361- avoid holes；71- plugs；72- springs；73- fixed seats；
74- buffer stoppers；741- flanges.
Embodiment
The present invention is described in further detail with reference to the preferred embodiments of the present invention, but the embodiment party of the present invention
Formula not limited to this.
Embodiment 1：
With reference to accompanying drawing 1-3, a kind of connector electric logging equipment using probe protection system, it is characterised in that including frame
2, electric logging device, the drive device 1 being sequentially arranged in from top to bottom in frame 2, the electrical measurement component 3 being connected with drive device 1, fixture 4；
Electrical measurement component 3 includes connecting seat 32, probe set fixed plate 33, felt pad 34, the probe guide plate 35 being sequentially connected from top to bottom；
It is equipped with probe set fixed plate 33 and the probe assembly of electrical measurement mechatronics 31；Connecting seat 32, which is provided with, avoids probe assembly 31
Through hole；Probe assembly 31 has probe set 311 and probe 312 setting up and down, and the lower end of probe set 311 is through felt pad 34 and supports
In the upper end of probe guide plate 35, the lower end of probe 312 coordinates with the gap of probe guide plate 35.
Operation principle：
Connector 5 is positioned to clamping on fixture 4；Drive device 1 drives electrical measurement 3 connector 5 downwards of component to move,
The contact terminal 6 of probe 312, electrical measurement component 3 continue to move downward, one section of the motion upwards under the reaction force of terminal 6 of probe 312
Distance, the stop motion of electrical measurement component 3, electric logging device start test, output result；After the completion of test, drive device 1 drives electrical measurement group
Part 3 moves up to initial position, and probe 312 also returns to initial position under the action of the spring.Herein it is emphasized that originally
In embodiment, probe 312 moves a segment distance upwards under the reaction force of terminal 6, and a segment distance is in the specified of probe 312
In compression travel.
Embodiment 2：
With reference to accompanying drawing 1-3, preferably to implement the present invention, ensure probe set fixed plate 33, felt pad 34, probe guide plate
35 relative position and convenient dismounting, on the basis of embodiment 1, further, the electrical measurement component 3 also includes detachable
It is connected to the posting 37 of the lower end of connecting seat 32, the cover plate 36 located at the lower end of posting 37；It is provided with posting 37 and runs through chamber, is visited
Needle guard fixed plate 33, felt pad 34, probe guide plate 35 are matched located at intracavitary is run through, and the upper surface of posting 37 is consolidated with probe set
The upper end surface of fixed board 33 is in same plane in same plane, the lower surface of posting 37 with the lower surface of probe guide plate 35；Cover plate
Avoid holes 361 are provided with 36.
Operation principle：
During assembling, probe assembly is assembled to probe set fixed plate 33, felt pad 34, probe guide plate 35 are enclosed on probe
On component 31, then probe set fixed plate 33, felt pad 34, probe guide plate 35 are assembled to the chamber that runs through of posting 37, will
Cover plate 36 is connected to the lower end of posting 37, then posting 37 is connected into the lower end of connecting seat 32, after the completion of the assembling of electrical measurement component 3 again
It is connected with drive device 1.During work, connector 5 is positioned to clamping on fixture 4；Drive device 1 drives electrical measurement component 3 downward
The connector 5 of side moves, and connector 5 passes through the avoid holes 361 of cover plate 36, makes the contact terminal 6 of probe 312, electrical measurement component 3 continues
Move downward, probe 312 moves a segment distance, the stop motion of electrical measurement component 3, electric logging device upwards under the reaction force of terminal 6
Start test, output result；After the completion of test, drive device 1 drives electrical measurement component 3 to move up to initial position, probe 312
Initial position is also returned under the action of the spring.At this it is emphasized that in the present embodiment, anti-work of the probe 312 in terminal 6
Firmly lower one segment distance of motion upwards, a segment distance is in the specified compression travel of probe 312.
Embodiment 3：
With reference to accompanying drawing 1-3, preferably to implement the present invention, make probe set fixed plate 33 and probe guide plate 35 with good
Dimensional stability and electrical insulation capability, on the basis of embodiment 1, further, the probe set fixed plate 33 and probe
The material of guide plate 35 is PEEK (polyether-ether-ketone resin).
Operation principle：
In the prior art, probe set fixed plate 33 and probe guide plate 35 generally are made with bakelite or plastic-steel, though bakelite
It is so good with higher mechanical strength and insulating properties, but quality is hard, when processing the hole coordinated with probe assembly 3, holds
It is also easy to produce crackle.And the poor dimensional stability of plastic-steel, plastic-steel are easily deformed in use, cause the position of probe assembly 3 inclined
Move.And the change that PEEK has the environmental condition such as superior dimensionally stable characteristic, temperature, humidity influences on the size of PEEK parts
Less, and under the severe condition of work such as high temperature, high pressure and high humility, remain to keep good electrical insulation capability.Therefore
The present embodiment is from PPEK as the material for making probe set fixed plate 33 and probe guide plate 35.
Embodiment 4：
With reference to accompanying drawing 1-3, preferably to implement the present invention, the compression travel of effective limitation and adjustment probe 312, in reality
On the basis of applying example 1, further, the connecting seat 32 is provided with the first limited block 8, and corresponding first limited block 8 is set in frame 2
There is the second limited block 7.
Operation principle：
Connector 5 is positioned to clamping on fixture 4；Drive device 1 drives electrical measurement 3 connector 5 downwards of component to move,
The contact terminal 6 of probe 312, electrical measurement component 3 continue to move downward, until the first limited block 8 is butted on the upper end of the second limited block 7
Face, the stop motion of electrical measurement component 3, one segment distance of motion, electric logging device start survey to probe 312 upwards under the reaction force of terminal 6
Examination, output result；After the completion of test, drive device 1 drives electrical measurement component 3 to move up to initial position, and probe 312 is in spring
In the presence of also return to initial position.At this it is emphasized that in the present embodiment, probe 312 is under the reaction force of terminal 6
One segment distance of motion upwards, a segment distance is in the specified compression travel of probe 312.By adjust the first limited block 8 or
The position of second limited block 7, it is either that adjustment probe 312 can be achieved by repair the first limited block 8 or the second limited block 7
Compression travel.
Embodiment 5：
With reference to accompanying drawing 1-4, preferably to implement the present invention, probe 312 is avoided to rock the coating of scratch terminal 6, in embodiment 4
On the basis of, further, second limited block 7 includes fixed seat 73, slided in the fixed seat 73 and lower end have it is convex
The buffer stopper 74 of edge 741；The hole for avoiding flange 741 is provided with fixed seat, the lower end in hole is threaded with plug 71, flange 741
Spring 72 is provided between plug 71.
Operation principle：
Connector 5 is positioned to clamping on fixture 4；Drive device 1 drives electrical measurement 3 connector 5 downwards of component to move,
Before the contact terminal 6 of probe 312, the first limited block 8 touches buffer stopper 74, and passes through the compression spring 72 of buffer stopper 74, electrical measurement
The retarded motion in the presence of spring 72 of component 3, slow 312 slow contact terminal 6 of probe, until the first limited block 8 is butted on admittedly
The upper surface of reservation 73, the stop motion of electrical measurement component 3, probe 312 move a segment distance upwards under the reaction force of terminal 6,
Electric logging device starts test, output result；After the completion of test, drive device 1 drives electrical measurement component 3 to move up to initial position,
Probe 312 also returns to initial position under the action of the spring.At this it is emphasized that in the present embodiment, probe 312 is in terminal
One segment distance of motion, a segment distance are in volume under the limitation of the first limited block 8 and fixed seat 73 upwards under 6 reaction force
Determine in compression travel.
It is described above, be only presently preferred embodiments of the present invention, any formal limitation not done to the present invention, it is every according to
Any simply modification, the equivalent variations made according to the technical spirit of the present invention to above example, each fall within the protection of the present invention
Within the scope of.
Claims (5)
- A kind of 1. connector electric logging equipment using probe protection system, it is characterised in that including frame (2), electric logging device, from upper The drive device (1) being sequentially arranged under in frame (2), the electrical measurement component (3), the fixture (4) that are connected with drive device (1)；Electricity Connecting seat (32), probe set fixed plate (33), felt pad (34), the probe that surveying component (3) includes being sequentially connected from top to bottom are led To plate (35)；It is equipped with and the probe assembly of electrical measurement mechatronics (31) in probe set fixed plate (33)；Connecting seat (32) is provided with Avoid the through hole of probe assembly (31)；Probe assembly (31) has probe set (311) and probe (312) setting up and down, probe Set (311) lower end is through felt pad (34) and is butted on probe guide plate (35) upper end, probe (312) lower end and probe guide plate (35) gap coordinates.
- 2. a kind of connector electric logging equipment using probe protection system according to claim 1, it is characterised in that described Electrical measurement component (3) also includes being removably connected to the posting (37) of connecting seat (32) lower end, located at posting (37) lower end Cover plate (36)；It is provided with posting (37) and runs through chamber, probe set fixed plate (33), felt pad (34), probe guide plate (35) is equal Matching is located at intracavitary is run through, and posting (37) upper surface is with probe set fixed plate (33) upper end surface in same plane, posting (37) lower surface is in same plane with probe guide plate (35) lower surface；Avoid holes (361) are provided with cover plate (36).
- 3. a kind of connector electric logging equipment using probe protection system according to claim 1, it is characterised in that described The material of probe set fixed plate (33) and probe guide plate (35) is PEEK polyether-ether-ketone resins.
- 4. a kind of connector electric logging equipment using probe protection system according to claim 1, it is characterised in that described Connecting seat (32) is provided with the first limited block (8), and corresponding first limited block (8) is provided with the second limited block (7) in frame (2).
- 5. a kind of connector electric logging equipment using probe protection system stated according to claim 4, it is characterised in that described Two limited blocks (7) include fixed seat (73), slided in fixed seat (73) and lower end has the buffer stopper of flange (741) (74)；The hole for avoiding flange (741) is provided with fixed seat, the lower end in hole is threaded with plug (71), flange (741) and plug (71) spring (72) is provided between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710647772.8A CN107478873A (en) | 2017-08-01 | 2017-08-01 | A kind of connector electric logging equipment using probe protection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710647772.8A CN107478873A (en) | 2017-08-01 | 2017-08-01 | A kind of connector electric logging equipment using probe protection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107478873A true CN107478873A (en) | 2017-12-15 |
Family
ID=60597325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710647772.8A Withdrawn CN107478873A (en) | 2017-08-01 | 2017-08-01 | A kind of connector electric logging equipment using probe protection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107478873A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111122926A (en) * | 2019-12-24 | 2020-05-08 | 杭州易正科技有限公司 | Test probe seat capable of independently taking down probe |
| CN113325203A (en) * | 2020-02-29 | 2021-08-31 | 电连技术股份有限公司 | Detection connector |
| JP2021135214A (en) * | 2020-02-28 | 2021-09-13 | 三菱電機エンジニアリング株式会社 | Electrification contact unit and test system |
-
2017
- 2017-08-01 CN CN201710647772.8A patent/CN107478873A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111122926A (en) * | 2019-12-24 | 2020-05-08 | 杭州易正科技有限公司 | Test probe seat capable of independently taking down probe |
| JP2021135214A (en) * | 2020-02-28 | 2021-09-13 | 三菱電機エンジニアリング株式会社 | Electrification contact unit and test system |
| CN113325203A (en) * | 2020-02-29 | 2021-08-31 | 电连技术股份有限公司 | Detection connector |
| CN113325203B (en) * | 2020-02-29 | 2023-08-18 | 电连技术股份有限公司 | Detection connector |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171215 |
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| WW01 | Invention patent application withdrawn after publication |