CN208459454U - Dual-purpose removable test needle construction - Google Patents
Dual-purpose removable test needle construction Download PDFInfo
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- CN208459454U CN208459454U CN201821062945.6U CN201821062945U CN208459454U CN 208459454 U CN208459454 U CN 208459454U CN 201821062945 U CN201821062945 U CN 201821062945U CN 208459454 U CN208459454 U CN 208459454U
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Abstract
The utility model provides a kind of dual-purpose removable test needle construction, is provided with carrying out electrical detection for determinand, includes an ontology and a detection tabs.The ontology one end have at least one first rotation card division, and the ontology be it is hollow, for accommodate probe；Detection tabs are hollow forms, and one end corresponding first rotation card division of detection tabs is equipped at least one second rotation card division, so that ontology and detection tabs can be mutually clamped group in a rotative pattern and connect or removal, the other end of detection tabs has one to be electrically connected with contact portion and a perforation, perforation is pierced by for probe, being electrically connected with contact portion so can effectively promote replacement rate then for contacting with determinand to form conducting, and has sufficiently rigid and collimation after assembling and be conducive to test structure and push detection determinand electrical property state.
Description
Technical field
The utility model relates to a kind of electrical testing structure, especially a kind of quick release assembling, and be conducive to according to inspection
The corresponding test probe of survey demand replacement, and then be able to promote the dual-purpose removable test needle construction of detection rates and efficiency.
Background technique
It for the benefit of learns whether the electrical property state after each electronic product is made meets demand, generally can electrically be examined by such as
The articles such as stylus are as detection apparatus.Single electrical detection needle itself has detection function, right actual electronic product palpus
The electrical contact quantity of detection is various, is to need for a large amount of electrical detection needles to be installed on detection board often to promote whole detection
Rate.
In general, electrical detection needle, which is meant, is set to board, for contacting the device to electrically conduct with electronic product to be measured,
Entirety is integrally formed structure, and for contacting with product to be measured, the other end is then pacified in such a way that conducting wire is welded and fixed for one end
On board, and the electrical parameters such as the current status of product to be measured can be examined.It is provided with detecting the board of electronic product according to not
Same electrical detection demand can be divided into all overloading areas mostly, a large amount of electrical detection needle is provided in the area Yu Gezai, and electronics produces
Product respectively can carry the corresponding detection of area's progress by migration one by one.
So, in actually detected application, based on detection accuracy and demand for security, electrical detection needle is in using after certain number
It must be replaced, it is few then tens of how then tens of thousands of since board respectively carries the electrical detection connector that Qu Zhongdou is installed with substantial amounts,
And it is limited to the integrally formed structure of electrical detection connector, therefore need to welding lead be wiped out or be removed when dismounting and change, then
Electrical detection needle is removed, when then changing new electrical detection needle, conducting wire solder joints operation need to be executed again, therefore considerably
Inconvenience needs to expend a large amount of costs of labor and time cost.On the other hand, when detection board respectively carries area in response to different productions to be measured
Product and when needing to change to the electrical detection needle of corresponding specification, it is same to meet with the awkward situation that expend great amount of cost.
In view of this, the utility model people's assembly knot experience engaged in relevant industries for many years, conceives a kind of dual-purpose removable
Needle construction is tested, so that solving the missing still having in terms of electrical detection at present.
Utility model content
One purpose of the utility model, it is desirable to provide a kind of dual-purpose removable test needle construction is replaced with effective attenuating and made
It the time required to industry, and can quickly substitute required connector in response to the specification type of detection object, applicability is substantially improved.
In order to achieve the above object, the utility model discloses a kind of dual-purpose removable test needle construction, be provided with for determinand into
Row electrical detection includes: an ontology, one end have at least one first rotation card division, and the ontology be it is hollow, for accommodating visit
Needle；And detection tabs, it is hollow form, and one end of the detection tabs corresponds to the first rotation card division and is equipped at least one second rotation card
Portion, so that the ontology and the detection tabs can be mutually clamped in a rotative pattern, group is connect or removal, the other end of the detection tabs have
There is one to be electrically connected with contact portion and a perforation, the perforation are pierced by for probe, this is electrically connected with contact portion then for being contacted with determinand to be formed and be led
It is logical.In this way, effectively achieve the purpose that fast assembling-disassembling using the first rotation card division and the second rotation card division, substantially reduction replacement
Working hour needed for connector, and the dual-purpose removable test needle construction is made to be able to rapidly match all kinds of determinand specifications progress accordingly
Detection.
In an embodiment, which is a slide opening, which is a pillar, the first rotation card division tool
There are a block end and a connecting pin, and the width of the block end is less than the width of the connecting pin, the second rotation card division when assembling
It is arranged in from the connecting pin in the first rotation card division and after being moved to the block end, even if the ontology and the detection tabs mutually group
Fixation is connect, so can quickly consolidate and determine the assembly and disassembly detection tabs.
It wherein, is in annular arrangement at equal intervals, and those adjacent second rotations block when the quantity of the second rotation card division is N number of
The sandwiched angle in portion is 360/N, this first rotation card division then correspond to this second rotation card division setting, so with when assembly and disassembly more
Firmly to exert a force, and the phenomenon that more can also prevent axle center from deviating in the detection process.
In an embodiment, it is complex conduction metal strip that this, which is electrically connected with contact portion, and the complex conduction metal strip is along perforation week
Edge is annularly arranged, and such dual-purpose removable test needle construction can reach shunting function by the complex conduction metal strip
Can, and can use to checking of great current scope.
For the detection efficiency for effectively promoting the dual-purpose removable test needle construction, the dual-purpose removable survey in an embodiment
Test point structure has more an electroconductive elastic sheet, which is set to this and is electrically connected with contact portion, and the surface for being electrically connected with contact portion has
Plural groove and the sharp fin of plural number, the sharp fin of the plural number are laid in the region of the not set plural number groove, the plural number groove
Setting is arranged radially centered on the perforation；The electroconductive elastic sheet has plural lead foot portion, and it is multiple which corresponds to this
Number groove is arranged radially, and is located in the plural number groove with corresponding, and when this is electrically connected with contact portion and contacts conducting with determinand,
The plural number lead foot portion can slide outward along determinand surface.In this way, can have by the electroconductive elastic sheet and the sharp fin of the plural number
Effect eliminates determinand surface and is formed with the oxide layer for fear of detection, promotes the accuracy of electrical detection.
Preferably, respectively for lead foot portion tool there are two upper curtate and a lower curtate, which is connected at the area Liang Gegaishang
It between section and is in concave arc shape, and then when contacting the plural number lead foot portion and determinand, the cambered surface of the lower curtate is along determinand surface
Sliding, effectively to scrape removing oxide layer using globoidal structure.
It for the benefit of holds and rotates the detection tabs, the detection tabs outer surface is disclosed in an embodiment and is equipped with plural ditch
Slot, in favor of holding force.
Preferably, the detection tabs itself can also have pedestal in an outer housing and one, which is sheathed on the interior base
Seat outside simultaneously has a plural groove, and the interior pedestal have the second rotation card division and this be electrically connected with contact portion, can so reduce object
Replacement cost when damage.
In addition, for the benefit of quickly confirmation assembled state, the detection tabs have a contraposition notch, which has a contraposition
Hole, after the detection tabs group is set as the ontology, the contraposition notch is corresponding with the registration holes, and can be inserted by positioning piece
If fixed.
Wherein, preferably, which corresponds to the end with detection tabs assembling, after consolidating with the detection tabs rotation group,
It extends to inside the detection tabs, to enhance the assembly strength of the ontology Yu the detection tabs.
In conclusion the dual-purpose removable test needle construction system of the utility model utilizes removable group of structure, effectively mention
Replacement operation rate is risen, and according to a variety of different determinand specifications, the corresponding detection tabs all can be changed quickly and extremely should
On ontology, and the applicable scope of the dual-purpose removable test needle construction can be promoted.Also, it is set by the structure for being electrically connected with contact portion
Meter, makes the dual-purpose removable test needle construction that can certainly be applied to checking of great current, further, for it is easy be formed in
The oxide layer for surveying object surface can also be electrically connected with contact portion and the electroconductive elastic sheet structure by this to prevent oxide layer from causing when test
Influence, more promoted electrical detection accuracy.
Detailed description of the invention
Fig. 1 is the decomposition diagram (one) of the dual-purpose removable test needle construction of the utility model first embodiment.
Fig. 2 is the decomposition diagram (two) of the dual-purpose removable test needle construction of the utility model first embodiment.
Fig. 3 is the assembling schematic diagram of the dual-purpose removable test needle construction of the utility model first embodiment.
Fig. 4 is the assembling schematic diagram that probe is equipped in the dual-purpose removable test needle construction of the utility model first embodiment.
Fig. 5 is the assembling schematic diagram of the dual-purpose removable test needle construction of the utility model second embodiment.
Fig. 6 is that the dual-purpose removable testing needle structure detection junction portion section of the utility model second embodiment is illustrated
Figure.
Description of symbols: the dual-purpose removable test needle construction of 1-；10- ontology；101- first revolves card division；1011- is fixed
End；The connecting pin 1012-；102- registration holes；11- detection tabs；111- second revolves card division；112- is electrically connected with contact portion；1121- is recessed
Slot；The sharp fin of 1122-；113- perforation；114- groove；115- outer housing；Pedestal in 116-；117- aligns notch；12- is led
Electric elastic slice；121- lead foot portion；1211- upper curtate；1212- lower curtate；2- probe；3- locating piece.
Specific embodiment
For the enabled content for having a clear understanding of the utility model, schema of sincerely arranging in pairs or groups in the following instructions please be refering to.
Fig. 1, Fig. 2, Fig. 3 and Fig. 4 are please referred to, is the dual-purpose removable test needle construction of the utility model first embodiment
Decomposition diagram (one), decomposition diagram (two), assembling schematic diagram and the assembling schematic diagram equipped with probe.The utility model is taken off
Show a kind of dual-purpose removable test needle construction 1, is provided with carrying out electrical detection, packet for elements such as determinand such as IC, wafer, batteries
Containing an ontology 10 and a detection tabs 11.One end of the ontology 10 has at least one first rotation card division 101, and the ontology 10 is
It is hollow, and can be provided with accommodating a probe 2.The opposite end with the first rotation card division 101 of the ontology 10 is provided with being installed in detection machine
It at platform, be fixedly arranged on the ontology 10 can on detection board.The detection connects
First 11 one end corresponds to the first rotation card division 101 and is equipped at least one second rotation card division 111, so that the ontology 10 connects with the detection
First 11 can be mutually clamped group in a rotative pattern connects or removal, the other end of the detection tabs 11 have one be electrically connected with contact portion 112 and
One perforation 113, which is connected to the hollow region of the ontology 10, so that probe 2 is pierced by, this be electrically connected with contact portion 112 confession with
Determinand contact is to form conducting.In this way, this can be allowed by the structure of the first rotation card division 101 and the second rotation card division 111
Detection tabs 11 rapidly dismantles or assembles with respect to the ontology 10, and conducive to foundation demand timing repair and replacement, or follow to
The difference of object is surveyed to replace the detection tabs 11 of corresponding specification.
Wherein, depending on inspection survey demand, if the ontology 10 can be applied to the electricity such as high current scope without probe 2 is placed
Property detection, be electrically connected with contact of the contact portion 112 with determinand using this, and make the dual-purpose removable test needle construction 1 integrally and to
It surveys object and forms electric conducting state, the detection board for being connected to the ontology 10 can understand the electrical property state of determinand accordingly.And work as
After the hollow region of the ontology 10 and the detection probe 11 places probe 2, then it can be perceived together simultaneously in checking of great current
Detection, to know other electrical property states of determinand, such as when determinand is battery, in addition to using the ontology 10 and the detection
Connector 11 reached outside the effect of current status detection, and the part which is pierced by can also be contacted with determinand, can the spy in this
Needle 2 confirms battery status, and then can have the effect of dual-purpose detection, as shown in Figure 4.And the dual-purpose removable test needle construction 1
When installing the probe 2, to exempt from short circuit phenomenon, insulating part can be placed between the probe 2 and the dual-purpose removable test needle construction 1
(not shown).
Special one is mentioned that, all kinds of electrical testing structures, all designs and is made for specification, the type of corresponding determinand, and
Each test structure with the electric contact of determinand for contacting, therefore actually size is considerably small, passing when manufacture, both facing to
It is directly integrally formed based on being made.Determinand is to be surveyed via the detection area board Shang Gezai when carrying out electrical detection again
Examination, and a large amount of test structure must be installed by detecting the area board Shang Gezai all, each test structure carried in area is at least tens of hundreds of
Or more.Under the premise of current application state, integrally formed test structure is not inconsistent in addition to replacing with very big inconvenience yet
Economic cost is considered.Such as after testing structure for the rare manufacture of particular test specification and use, if subsequent no longer need
Will this kind of specification test structure, then those test structures are in turn result in a large amount of cost waste without the possibility that reuses.And
The dual-purpose removable test needle construction 1 of the utility model can then efficiently solve those missings with it is inconvenient, first revolved by this
The effect of card division 101 and the second rotation card division 111 reach quick rotary assembled and disassembly, in the detection tabs 11 more renewed or
When replacing corresponding detection tabs 11 in response to determinand specification, the replacement working hour for detecting board can very can effectively reduce to half
Hereinafter, and even if the partial detection tabs 11 develop manufacture only for rare specific standard, it is also relatively passing substantially to drop
Low cost waste.Also, by the first rotation card division 101 and the second rotation 111 structure of card division, the dual-purpose removable survey can be taken into account
The rigidity of test point structure 1 and make after allowing the detection tabs 11 to be mounted on the ontology 10 collimatedly to be detected for determinand,
It reduces axle center shift phenomenon to occur, and has effects that compared to the prior art unexpected.And because of the dual-purpose removable test
The microsize of needle construction 1 limits and the particularity of application category, need to be considered in design the detection tabs 11 and this
When body 10 is assembled and detected, the condition pushed without allowing to deviate need to be collimated, is to be connect with the rotation group disclosed in this and disassembly
Structure and whole design motivation are all different from and seek the structure design that rotation group connects with dismantles merely, have to be to assert accordingly
The technical characteristic system that the utility model reaches quick assembly and disassembly in the way of being screwed on be able to think easily from other field and.
Speech in detail, which is a slide opening, which is a pillar, the first rotation card division
101 have a block end 1011 and a connecting pin 1012, and the width of the block end 1011 is less than the width of the connecting pin 1012,
The second rotation card division 111 is arranged in the first rotation card division 101 from the connecting pin 1012 and is moved to the block end when assembling
After 1011, even if the ontology 10 and the detection tabs 11 are mutually assembled fixation.Certainly, the first rotation card division 101 can also be made convex
Column, the second rotation card division 111 correspond to the structure of slide opening to implement, can equally make the detection tabs 11 and the ontology 10 close
And firmly group connects.And for the benefit of the first rotation card division 101 and the second rotation card division 111 assemble, this second revolves card division 111
Top can be in spherical, and the block end 1011 and the connecting pin 1012 then correspond to second rotation 111 apex structure of card division and formed straight
Equal circular state namely preferably, the diameter system of the block end 1011 are not less than the straight of the second rotation 111 top of card division to diameter
Diameter, and the diameter system on the second rotation 111 top of card division is less than the diameter of the connecting pin 1012, sets and fixes to be more conducive to group.In
When assembling, it is only necessary to the second rotation card division 111 be penetrated the connecting pin 1012 and be moved to consolidating of can making after the block end 1011
It is fixed.Wherein, which corresponds to extends to after consolidating with the 11 rotation group of detection tabs with the end of the detection tabs 11 assembling
Inside the detection tabs 11, to reinforce the affixed intensity of the two.
Preferably is in annular arrangement at equal intervals when quantity of the second rotation card division 111 is N number of, and adjacent those the
The sandwiched angle of two rotation card divisions 111 is 360/N, which then corresponds to the second rotation card division 111 and be arranged.In this way, logical
Those the second rotation card divisions 111 being arranged at equal intervals and those the first rotation card divisions 101 are crossed, the detection tabs 11 and the ontology 10 can be made
It is more firm when assembly and disassembly, prevent assembly strength deficiency from the detection tabs 11 and the ontology 10 being caused to be detached from, or not
The problems such as conducive to rotation disassembly.In this present embodiment, to set, there are three the second rotation card division 111 and three the first rotation card divisions
For 101, and the sandwiched angle of those the second rotation card divisions 111 is 120 degree.
In addition, for the benefit of contacting with determinand, it is complex conduction metal strip, complex conduction gold that this, which is electrically connected with contact portion 112,
Belong to item to be annularly arranged along 113 periphery of perforation, in this way, can be closely electric with determinand by the complex conduction metal strip
Property connection to execute required electrical testing, also, the effect of respectively the conductiving metal strip can reach shunting, and keep this dual-purpose removable
Formula test needle construction 1 can be applied to the test of high current scope.Respectively the conductiving metal strip can be slightly S-type, and protrudes one end
In the detection tabs 11, the other end is then mounted in the detection tabs 11.
On the other hand, the detection tabs 11 are replaced in for the benefit of disassembly, and the outer surface of the detection tabs 11 can be equipped with plural ditch
Slot 114, in favor of holding force.By those grooves 114 can hoisting tool or hand with respect to the detection tabs 11 frictional force,
And be easier to hold and rotate force, which is mounted on the ontology 10 or from 10 removal of ontology.
In addition, the whole structure that can be one of the forming of the detection tabs 11, or in view of the convenience in replacement, the detection tabs
11 can have pedestal 116 in an outer housing 115 and one, which is sheathed on interior 116 outside of pedestal and has plural ditch
Slot 114, and the interior pedestal 116 have this second rotation card division 111 and this be electrically connected with contact portion 112, the outer housing 115 and this be electrically connected with
Contact portion 112 can simultaneously be combined in a manner of close-fitting, if so when 11 part of detection tabs is damaged, it is only necessary to replace the outer housing
115, or the interior pedestal 116 is replaced, and can further reduce component maintenance cost.
Further, which has a contraposition notch 117, which has a registration holes 102, when this
11 groups of detection tabs set to the ontology 10, and the contraposition notch 117 is corresponding with the registration holes 102, and can pass through positioning piece 3
Plug fixation.In this way, after the detection tabs 11 are fixed on ontology 10, using the contraposition notch 117 and the registration holes
102, which reach confirmation group, sets the effect of finishing, and the locating piece 3 is plugged to the contraposition notch 117 and the registration holes 102, this is fixed
Position part 3 can be fastened in the contraposition notch 117, and the detection tabs 11 is avoided to be displaced.
It please continue refering to Fig. 5 and Fig. 6, be the assembling of the dual-purpose removable test needle construction of the utility model second embodiment
Schematic diagram and detection tabs partial cutaway schematic view.First embodiment content is held, identical thin portion technical characteristic is no longer in this
It repeats, and identical element is illustrated with identical label.In this present embodiment, an electroconductive elastic sheet 12, the electroconductive elastic sheet are had more
12, which are set to this, is electrically connected with contact portion 112, and the surface for being electrically connected with contact portion 112 has plural groove 1121 and the sharp fin of plural number
1122, the sharp fin 1122 of the plural number is laid in the region of the not set plural number groove 1121, which is worn with this
Setting is arranged radially centered on hole 113, which has plural lead foot portion 121, and the plural number lead foot portion 121 is corresponding
The plural number groove 1121 setting is located in the plural number groove 1121 with corresponding, and is electrically connected with contact portion 112 in this and is contacted with determinand
When conducting, which can slide outward along determinand surface.In other words, the plural number lead foot portion 121 confession and determinand
The region of contact is in non-planar state, to reach the deformation actuation of sliding using its structure.To make the dual-purpose removable testing needle
Structure 1, which has, more preferably detects efficiency, this is electrically connected with 112 surface of contact portion equipped with the sharp fin 1122 of the plural number and the conduction bullet
Piece 12, and help to pierce through and strike off the oxide layer for being formed in determinand surface so that this to be electrically connected with contact portion 112 true with determinand
The state that electrically conducts is formed on the spot.More specifically, when the dual-purpose removable test needle construction 1, which compresses, is contacted with determinand,
The sharp fin 1122 of the plural number can pierce through oxide layer, which is electrically connected with by the plural number lead foot portion 121 in this
Institute's received pressure when contact portion 112 is pressed against determinand surface, in conjunction with the plural number lead foot portion 121 itself elasticity and reach edge
The actuation that determinand surface slides outward, this measure can effectively eliminate determinand surface oxide layer for electrical property in test
Influence in conducting promotes the precision in detection.The sharp fin 1122 of the plural number can be laid in intensive successively arrangement, so that
This is electrically connected with the structure that 112 surface of contact portion forms approximate rough surface, reaches the effect of scraping removing oxide layer with benefit.Also, the electrical property
Contact portion 112 can be dismountable structure with respect to the detection tabs 11, and in other words, this is electrically connected with contact portion 112 can be for outer group in the inspection
A pedestal of connector 11 is surveyed, and group sets the electroconductive elastic sheet 12 again thereon.So in maintenance or this be electrically connected with contact portion 112
Consume when, can only replace this be electrically connected with contact portion 112 so that reduce element setup cost.
Preferably, respectively there are two upper curtate 1211 and a lower curtates 1212, the lower curtate 1212 to connect for the lead foot portion 121 tool
When being arranged between two upper curtates 1211 and in concave arc shape, and then contacting the plural number lead foot portion 121 with determinand, under this
The cambered surface of section 1212 is along determinand surface sliding.As shown in fig. 6, respectively those upper curtates 1211 in the lead foot portion 121 can slightly be in
It is horizontally disposed, and the both ends of the lower curtate 1212 are then connect with the upper curtate 1211 respectively, and approximate U-shaped concave arc is presented, such as
This, is when the plural number lead foot portion 121 and determinand contact, 1212 system of lower curtate contact measured object at first, the then lower curtate
1212 are stress and deformation slides, and reach the effect of scraping removing oxide layer.Wherein, which can pass through the objects such as such as washer
It is set with being electrically connected with 112 mutual groups of contact portion with this, avoids deviating to reinforce the assembly strength of the electroconductive elastic sheet 12.Separately for the benefit of highlight
The electroconductive elastic sheet 12 and this be electrically connected with the feature of contact portion 112, therefore only draw the part of the detection tabs 11 in Fig. 6, and do not show
It anticipates the probe 2.
In conclusion the dual-purpose removable test needle construction system of the utility model utilizes removable group of structure, effectively mention
Replacement operation rate is risen, and according to a variety of different determinand specifications, the corresponding detection tabs all can be changed quickly and extremely should
On ontology, and the applicable scope of the dual-purpose removable test needle construction can be promoted.Also, it is set by the structure for being electrically connected with contact portion
Meter, makes the dual-purpose removable test needle construction that can certainly be applied to checking of great current, further, for it is easy be formed in
The oxide layer for surveying object surface can also be electrically connected with contact portion and the electroconductive elastic sheet structure by this to prevent oxide layer from causing when test
Influence, more promoted electrical detection accuracy.
It is described above to be merely exemplary for the utility model, and not restrictive, those of ordinary skill in the art
Understand, without departing from the spirit and scope defined by the claims, can many modifications may be made, variation or it is equivalent, but
It falls within the protection scope of the utility model.
Claims (10)
1. a kind of dual-purpose removable test needle construction is provided with carrying out electrical detection for determinand, it is characterized in that comprising:
One ontology, one end have at least one first rotation card division, and the ontology be it is hollow, for accommodate probe；And
One detection tabs are hollow forms, and one end of the detection tabs corresponds to the first rotation card division and is equipped at least one second rotation card
Portion, so that the ontology and the detection tabs can be mutually clamped group in a rotative pattern and connect or removal, the other end of the detection tabs
Contact portion is electrically connected with one and a perforation, the perforation are pierced by for probe, this is electrically connected with contact portion then for being contacted with determinand to be formed
Conducting.
2. dual-purpose removable test needle construction according to claim 1, which is characterized in that the first rotation card division is one sliding
Hole, which is a pillar, which has a block end and a connecting pin, and the width of the block end is small
Width in the connecting pin, in assembling, the second rotation card division is arranged in the first rotation card division from the connecting pin and is moved to this
After block end, the ontology and the detection tabs can be made to be mutually assembled fixation.
3. dual-purpose removable test needle construction according to claim 2, which is characterized in that this second rotation card division quantity be
It is in annular arrangement at equal intervals, and the sandwiched angle of the second adjacent rotation card division is 360/N, which then corresponds to when N number of
The second rotation card division setting.
4. dual-purpose removable test needle construction according to claim 2, which is characterized in that it is that plural number is led that this, which is electrically connected with contact portion,
Electric metal item, the complex conduction metal strip are annularly arranged along the perforation periphery.
5. dual-purpose removable test needle construction according to claim 2, it is characterised in that: also there is an electroconductive elastic sheet, it should
Electroconductive elastic sheet is set to this and is electrically connected with contact portion, and the surface for being electrically connected with contact portion has plural groove and the sharp fin of plural number, this is multiple
The sharp fin of number is laid in the region of the not set plural number groove, which is arranged radially centered on the perforation sets
It sets；The electroconductive elastic sheet has plural lead foot portion, which corresponds to the plural number groove and be arranged radially, and is located at correspondence
In the plural number groove, and when this is electrically connected with contact portion and contacts conducting with determinand, which can be along determinand surface
Sliding outward.
6. dual-purpose removable test needle construction according to claim 5, which is characterized in that respectively there are two upper for lead foot portion tool
Section and a lower curtate, which is connected between two upper curtates and in concave arc shape, and then makes the plural number lead foot portion
When contacting with determinand, the cambered surface of the lower curtate can be along determinand surface sliding.
7. dual-purpose removable test needle construction according to claim 1 to 6, which is characterized in that the detection tabs
Outer surface is equipped with plural groove, in favor of holding force.
8. dual-purpose removable test needle construction according to claim 1 to 6, which is characterized in that the detection tabs
With pedestal in an outer housing and one, which is sheathed on the outside of the interior pedestal and has plural groove, and the interior pedestal tool
Have this second rotation card division and this be electrically connected with contact portion.
9. dual-purpose removable test needle construction according to claim 1 to 6, which is characterized in that the detection tabs
With one contraposition notch, the ontology have a registration holes, after the detection tabs group is set as the ontology, the contraposition notch with should
Registration holes are corresponding, and can plug fixation by positioning piece.
10. dual-purpose removable test needle construction according to claim 1 to 6, which is characterized in that the ontology pair
The one end that should be assembled with the detection tabs extends to inside the detection tabs after consolidating with the detection tabs rotation group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821062945.6U CN208459454U (en) | 2018-07-05 | 2018-07-05 | Dual-purpose removable test needle construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821062945.6U CN208459454U (en) | 2018-07-05 | 2018-07-05 | Dual-purpose removable test needle construction |
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| Publication Number | Publication Date |
|---|---|
| CN208459454U true CN208459454U (en) | 2019-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821062945.6U Active CN208459454U (en) | 2018-07-05 | 2018-07-05 | Dual-purpose removable test needle construction |
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| Country | Link |
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| CN (1) | CN208459454U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110687324A (en) * | 2018-07-05 | 2020-01-14 | 中国探针股份有限公司 | Dual-purpose detachable test needle structure |
-
2018
- 2018-07-05 CN CN201821062945.6U patent/CN208459454U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110687324A (en) * | 2018-07-05 | 2020-01-14 | 中国探针股份有限公司 | Dual-purpose detachable test needle structure |
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