CN208782095U - A kind of high frequency probe-type electric connector - Google Patents
A kind of high frequency probe-type electric connector Download PDFInfo
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- CN208782095U CN208782095U CN201821747945.XU CN201821747945U CN208782095U CN 208782095 U CN208782095 U CN 208782095U CN 201821747945 U CN201821747945 U CN 201821747945U CN 208782095 U CN208782095 U CN 208782095U
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- probe
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- electric connector
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Abstract
The utility model discloses a kind of high frequency probe-type electric connectors, including metal sleeve, metal probe and spring, probe locating piece is connected between the metal sleeve and the metal probe, the second end of probe locating piece is equipped with probe contact portion, the cell wall of the spring mounting groove of the probe contact portion and the metal probe slidably connects, and the both ends of spring are separately connected the slot bottom of the probe contact portion and the spring mounting groove.At least there are three stable electrical pickofves with probe-type electric connector for the high frequency that the technical program proposes, the phenomenon that efficiently solving hit in vibration environment, and since probe locating piece is also equipped with the effect of positioning, so that metal probe and more stable with being slidably connected for metal sleeve, it will not radial deflection in motion process, it ensure that good contact tolerance, guarantee good signal transmission；The technical program structure is simple, and stable signal transmission, high frequency signal transmission are excellent, has higher promotional value.
Description
Technical field
The utility model relates to technical field of electric connectors more particularly to a kind of high frequency probe-type electric connectors.
Background technique
Probe-type electric connector is a kind of to pass through the precompressed of precision instrument riveting by three needle shaft, spring, needle tubing basic element of character
The spring probe formed later, inside have an accurate spring structure.The overlay coating of probe is generally all gold-plated, can be with
Preferably improve its corrosion proof function, mechanical performance, electric property etc..Probe is generally used for mobile phone, communication, automobile, doctor
Accurate connection in the electronic products such as treatment, aerospace, can be improved anticorrosive property, stability, the durability of these connectors.
Due to being a very fine probe, so applying the body of the weight and appearance that can reduce connector in precision connector
Product.
And high frequency connectors make it logical because it has good broadband transmission characteristics and a variety of convenient connection types
Believe in equipment, weapon system, instrument and meter and household appliances with more and more extensive.So that high frequency connectors be intended to it is small
Type, miniature words, high-frequency, surface mount, multifunction, high-performance and high power development.And how to design probe-type and be electrically connected
It connects device and is used on high frequency connectors the problem of just paying close attention at us.
Existing probe-type electric connector contact is unstable, and American Standard MS Military Standards vibration-testing has hit phenomenon, and resistance exists
30m Ω or more, signal transmission are unstable；And the inner conductor of existing high frequency connectors is typically all that structure is complicated, activity is poor.
Therefore, hit phenomenon of the electric connector in vibration how is solved, the contact tolerance of product is improved, it is good to guarantee
Signal transmission, become this field technical problem urgently to be resolved.
Utility model content
The purpose of this utility model is to provide a kind of high frequency probe-type electric connectors, to solve problem above.
For this purpose, the utility model uses following technical scheme:
A kind of high frequency probe-type electric connector, including metal sleeve, metal probe and spring；The metal sleeve and institute
The first end for stating metal probe is slidably connected；Probe locating piece is connected between the metal sleeve and the metal probe；
The metal sleeve offers probe activity slot, the first end of the probe locating piece and the probe activity slot
Slot bottom is fixed；
The metal probe offers spring mounting groove；The second end of the probe locating piece is equipped with probe contact portion, institute
The cell wall for stating probe contact portion and the spring mounting groove slidably connects；The both ends of the spring are separately connected described
The slot bottom of probe contact portion and the spring mounting groove.
Wherein, probe locating piece plays the role of guiding and positioning, in compression process, make metal sleeve will not beat and
Stabilization is contacted with metal probe, therefore the two is always on state；And probe contact portion and the cell wall of spring mounting groove are light
Sliding surface, the two are a wherein electrical pickoff for electric connector with respect to contact connectio is remained in sliding process；Metal is visited
Needle is an other electrical pickoff for electric connector by spring linking probe contact portion；The lateral wall and metallic sheath of metal probe
The inner sidewall sliding contact connection of cylinder, is the another electrical pickoff of electric connector；Therefore the high frequency probe that the technical program proposes
Formula electric connector is at least there are three stable electrical pickoff, the hit phenomenon that can be greatly reduced, and since probe locating piece also has
The effect of standby positioning so that metal probe and more stable with being slidably connected for metal sleeve, in motion process will not radial deflection,
Ensure that good contact tolerance, the technical program structure is simple, it can satisfy the mechanical performance and electric property of electric connector,
Has higher promotional value.
As a kind of specific embodiment, metal sleeve can have a variety of shaped forms, as punching press elastic slice, machine extra bus are cut
Part etc., in the technical program, metal sleeve is made of beryllium copper material, has certain elasticity, is elastic metallic conductor, is visited
Needle locating piece and metal probe are then made of brass material, there is a stronger wear-resisting property, and no matter beryllium copper or brass,
The two electric conductivity is preferable, and high frequency is guaranteed with the service life of probe-type electric connector, and is greatly reduced electric connector
Resistance, experiments verify that, the resistance value of electric connector can be stablized within 1m Ω.
Optionally, the probe locating piece includes a probe positioning column；The first end of the probe positioning column is fixedly connected
There is a dovetail；
The cell wall of the probe activity slot it is circular be equipped with a fastener；The slot of the fastener, the probe activity slot
The slot bottom of wall, the probe activity slot forms a tongue-and-groove；The shape of the tongue-and-groove and the shape of the dovetail match；
The dovetail is fastened in the tongue-and-groove.
In the technical program, after metal sleeve, metal probe and probe locating piece individually complete, then carry out
Assembling is fixed, and probe locating piece needs and metal sleeve is fixed, therefore, it is realized using the fastener being arranged in metal sleeve to probe
The locking of positioning column is fixed.Wherein, dovetail uses the wide structure of narrow body, so as to easily can tenon enter tongue-and-groove, and in dovetail
After tenon enters tongue-and-groove, fastener effectively can stop dovetail to skid off from tongue-and-groove.
Optionally, what the notch of the spring mounting groove extended internally is equipped with anticreep blocking portion, and is formed with one for hindering
Keep off the probe positioning post holes that the probe contact portion is deviate from from the spring mounting groove；
The probe positioning column can position post holes by the probe and protrude into the spring mounting groove.
For the electrical contact for ensureing metal probe and probe locating piece, probe contact portion is needed and metal probe is steadily contacted,
But it need to guarantee the flexible activity of metal probe simultaneously, and prevent the abjection of probe contact portion, therefore in spring mounting groove
Notch is equipped with anticreep blocking portion, does not influence the flexible of probe positioning column, and can prevent the abjection of probe contact portion.
Optionally, the groove that multiple cell walls through the probe activity slot are symmetrically offered on the metal sleeve lacks
Mouthful, if to be formed with dry elasticity assembly pawl；
The first end of the elasticity assembly pawl and the metal probe is slidably connected.
In order to further ensure the ease for operation of electric connector, groove notch is opened up on metal sleeve, is formed with several
Elasticity assembly pawl, to reduce rubbing surface of metal probe when activity in metal sleeve, as a kind of specific embodiment, ditch
The quantity of slot notch or elasticity assembly pawl is 4.
Optionally, what the lateral wall of the metal probe was also circular is equipped with a limiting section；The limiting section backwards to described
The one side of metal sleeve is equipped with insulator.
Optionally, the center of an end face of the probe contact portion far from the probe positioning column is equipped with a spring positioning
Column；
The probe positioning column, the probe contact portion, the spring retention posts are cylindrical, the probe positioning
Column, the probe contact portion, the spring retention posts central axes on same straight line.
Spring retention posts are set on the probe contact portion, retaining spring can be convenient for, and, further ensure telescopic spring
When stability.
Optionally, the slot bottom of the spring mounting groove is in coniform；
The metal sleeve, the probe positioning column, the metal probe and the spring central axes in same
On straight line；The central axes of the circular cone and the central axes of the spring are overlapped.
In coniform, the contact site range of spring and slot bottom expands the slot bottom of spring mounting groove, and spring can be ensured in gold
Belong to and disconnection phenomenon does not occur in probe operational process to the greatest extent.
Optionally, the metal sleeve, the metal probe and the probe locating piece are metallic conductor；
Wherein, the metal sleeve is elastic metallic conductor.
Optionally, the lateral wall of the first end of the metal sleeve, circular roller have a concave ring, and the concave ring inwardly squeezes
The cell wall of the probe activity slot, raises into the fastener.
In the technical program, a concave ring is gone out using the roller knife roller circular in the predetermined position of the outer wall of metal sleeve, with right
The cell wall in probe activity slot answered forms fastener.
Optionally, the dovetail includes integrally formed tenon and tenon tail；
The tenon is in a circular table shape, and the tenon tail is cylindrical.
Compared with prior art, the utility model embodiment has the advantages that
At least there are three stable electrical pickofves with probe-type electric connector for the high frequency that the technical program proposes, in oscillation ring
The phenomenon that hit is efficiently solved on border, and since probe locating piece is also equipped with the effect of positioning, so that metal probe and and gold
It is more stable to belong to being slidably connected for sleeve, in motion process will not radial deflection, ensure that good contact tolerance, guarantee good
Signal transmission；The technical program structure is simple, and stable signal transmission, high frequency signal transmission are excellent, has higher promotional value.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is a kind of axial sectional view of high frequency probe-type electric connector provided by the embodiment of the utility model；
Fig. 2 is a kind of detonation configuration figure of high frequency probe-type electric connector provided by the embodiment of the utility model.
In figure: 100, metal sleeve；110, probe activity chamber；121, fastener；122, concave ring；130, groove notch；
140, elasticity assembly pawl；200, probe locating piece；210, probe positioning column；211, dovetail；2111, tenon；2112, tenon tail；
220, probe contact portion；230, spring retention posts；300, metal probe；310, spring mounting groove；311, anticreep blocking portion；312,
Cone tank bottom；320, limiting section；330, pars contractilis in cylinder；400, spring；500, the central axes of high frequency probe-type electric connector.
Specific embodiment
It, below will knot to enable the purpose of utility model, feature, advantage of the utility model more obvious and understandable
The attached drawing in the utility model embodiment is closed, the technical scheme in the utility model embodiment is clearly and completely described,
Obviously, the embodiments described below are only the utility model a part of the embodiment, and not all embodiment.Based on this reality
It is obtained by those of ordinary skill in the art without making creative efforts all other with the embodiment in novel
Embodiment is fallen within the protection scope of the utility model.
In the description of the present invention, it should be understood that the orientation of the instructions such as term "left", "right", "inner", "outside"
Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification is retouched
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it should not be understood as limiting the present invention.
It should be noted that it can be directly to separately when a component is considered as " connection " another component
One component may be simultaneously present the component being centrally located.Wherein, " connection " can be contact connectio, be also possible to fix
Connection.
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
Present embodiment discloses a kind of high frequency probe-type electric connectors, please refer to Fig. 1 and Fig. 2, and Fig. 1 is a kind of high frequency use
The axial sectional view of probe-type electric connector, Fig. 2 are the detonation configuration figure of high frequency probe-type electric connector.
High frequency probe-type electric connector, including metal sleeve 100, probe locating piece 200, metal probe 300 and bullet
Spring 400；
The first end of metal sleeve 100 and metal probe 300 is slidably connected；Metal sleeve 100 offers probe activity slot
110, the first end of probe locating piece 200 and the slot bottom of probe activity slot 110 are fixed；
Metal probe 300 offers spring mounting groove 310；The second end of probe locating piece 200 is equipped with probe contact portion
220, the cell wall of probe contact portion 220 and spring mounting groove 310 slidably connects；The both ends of spring 400 are separately connected
The slot bottom of probe contact portion 220 and spring mounting groove 310.
Specifically, symmetrically offering the groove notch of the cell wall of multiple penetration probe loose slots 110 on metal sleeve 100
130, if to be formed with dry elasticity assembly pawl 140；In the present embodiment, the quantity of elasticity assembly pawl 140 is 4.
The first end of elasticity assembly pawl 140 and metal probe 300 is slidably connected.
Probe locating piece 200 includes a probe positioning column 210；The first end of probe positioning column 210 is fixedly connected with a tenon
Socket part 211；
The cell wall of probe activity slot 110 it is circular be equipped with a fastener 121；The slot of fastener 121, probe activity slot 110
The slot bottom of wall, probe activity slot 110 forms a tongue-and-groove；The shape of tongue-and-groove and the shape of dovetail 211 match；
Dovetail 211 is fastened in tongue-and-groove.
In the technical program, a concave ring is gone out using the roller knife roller circular in the predetermined position of the outer wall of metal sleeve 100
122, fastener 121 is formed with the corresponding cell wall in probe activity slot 110.
Specifically, the lateral wall of the first end of metal sleeve 100, circular roller has a concave ring 122, and concave ring 122 inwardly squeezes
The cell wall for pressing probe activity slot 110, raises into fastener 121.
Dovetail 211 includes integrally formed tenon 2111 and tenon tail 2112；Tenon 2111 is in a circular table shape, and tenon tail 2112 is in
It is cylindric.
In the present embodiment, metal sleeve 100, metal probe 300 and probe locating piece 200 individually complete
Afterwards, then assembling fixation being carried out, probe locating piece 200 needs and metal sleeve 100 is fixed, therefore, it is arranged using in metal sleeve 100
Fastener 121 realization the locking of probe positioning column 210 is fixed.Wherein, dovetail 211 uses the wide structure of narrow body, with
Just easily can tenon enter tongue-and-groove, and after 211 tenon of dovetail enters tongue-and-groove, fastener 121 can effectively stop dovetail 211 from tongue-and-groove
In skid off.
Specifically, the notch of spring mounting groove 310 extend internally be equipped with anticreep blocking portion 311, and be formed with one and be used for
The probe positioning post holes for stopping probe contact portion 220 to be deviate from from spring mounting groove 310；
Probe positioning column 210 can position post holes by probe and protrude into spring mounting groove 310.
Specifically, the lateral wall of metal probe 300 it is also circular be equipped with a limiting section 320；The metal backwards of limiting section 320
The one side of sleeve 100 is equipped with insulator.
Specifically, the center of an end face of the probe contact portion 220 far from probe positioning column 210 is equipped with a spring retention posts
230；
Probe positioning column 210, probe contact portion 220, spring retention posts 230 are cylindrical, and probe positioning column 210 is visited
Needle contact portion 220, spring retention posts 230 central axes on same straight line.
Specifically, the slot bottom of spring mounting groove 310 is in coniform；
In the present embodiment, metal sleeve 100, probe positioning column 210, metal probe 300 and spring 400 central axes exist
On same straight line；The central axes of circular cone and the central axes of spring 400 are overlapped.
Specifically, metal sleeve 100, metal probe 300 and probe locating piece 200 are metallic conductor；
Wherein, metal sleeve 100 is elastic metallic conductor.
As a kind of specific embodiment, metal sleeve 100 can have a variety of shaped forms, as punching press elastic slice, machine add
Turning part etc., in the present embodiment, metal sleeve 100 is made of beryllium copper material, is had certain elasticity, is led for elastic metallic
Body, probe locating piece 200 and metal probe 300 are then made of brass material, there is a stronger wear-resisting property, and no matter beryllium
Copper or brass, the two electric conductivity is preferable, and high frequency is guaranteed with the service life of probe-type electric connector, and is greatly reduced
The resistance of electric connector, experiments verify that, the resistance value of electric connector can be stablized within 1m Ω.
The high frequency that the present embodiment is proposed probe-type electric connector, experiments verify that, in compression process, metal probe
300 can carry out in the probe activity slot 110 of metal sleeve 100 along 500 direction of central axes of high frequency probe-type electric connector
The phenomenon that stable straight reciprocating motion, shows according to Results of Vibration, finds no hit in the environment of vibratory impulse,
And resistance value is stablized within 1m Ω, at frequency 6GHz, standing-wave ratio is within 1.1, stable signal transmission.
The above, above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although ginseng
The utility model is described in detail according to previous embodiment, those skilled in the art should understand that: it is still
It is possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is equally replaced
It changes；And these are modified or replaceed, various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
Spirit and scope.
Claims (10)
1. a kind of high frequency probe-type electric connector, including metal sleeve (100), metal probe (300) and spring (400)；Institute
The first end for stating metal sleeve (100) and the metal probe (300) is slidably connected；It is characterized by: the metal sleeve
(100) it is connected between the metal probe (300) probe locating piece (200)；
The metal sleeve (100) offers probe activity slot (110), the first end of the probe locating piece (200) and described
The slot bottom of probe activity slot (110) is fixed；
The metal probe (300) offers spring mounting groove (310)；The second end of the probe locating piece (200), which is equipped with, to be visited
The cell wall of needle contact portion (220), the probe contact portion (220) and the spring mounting groove (310) slidably connects；
The both ends of the spring (400) are separately connected the slot bottom of the probe contact portion (220) and the spring mounting groove (310).
2. high frequency according to claim 1 probe-type electric connector, which is characterized in that the probe locating piece (200)
Including a probe positioning column (210)；The first end of the probe positioning column (210) is fixedly connected with a dovetail (211)；
The cell wall of the probe activity slot (110) it is circular be equipped with a fastener (121)；The fastener (121), the probe
The slot bottom of the cell wall of loose slot (110), the probe activity slot (110) forms a tongue-and-groove；The shape of the tongue-and-groove and the tenon
The shape of socket part (211) matches；
The dovetail (211) is fastened in the tongue-and-groove.
3. high frequency according to claim 2 probe-type electric connector, which is characterized in that the spring mounting groove (310)
Notch extend internally be equipped with anticreep blocking portion (311), and be formed with one for stopping the probe contact portion (220) from institute
State the probe positioning post holes deviate from spring mounting groove (310)；
The probe positioning column (210) can position post holes by the probe and protrude into the spring mounting groove (310).
4. high frequency according to claim 3 probe-type electric connector, which is characterized in that on the metal sleeve (100)
The groove notch (130) for symmetrically offering multiple cell walls through the probe activity slot (110), if to be formed with dry elasticity
It assembles pawl (140)；
The first end of elasticity assembly pawl (140) and the metal probe (300) is slidably connected.
5. high frequency according to claim 3 probe-type electric connector, which is characterized in that the metal probe (300)
Lateral wall it is also circular be equipped with a limiting section (320)；The side backwards to the metal sleeve (100) of the limiting section (320)
Face is equipped with insulator.
6. high frequency according to claim 2 probe-type electric connector, which is characterized in that the probe contact portion (220)
The center of an end face far from the probe positioning column (210) is equipped with a spring retention posts (230)；
The probe positioning column (210), the probe contact portion (220), the spring retention posts (230) are cylindrical, institute
It is straight in same to state probe positioning column (210), the probe contact portion (220), the central axes of the spring retention posts (230)
On line.
7. high frequency according to claim 1 probe-type electric connector, which is characterized in that the spring mounting groove (310)
Slot bottom in coniform；
The metal sleeve (100), the probe positioning column (210), the metal probe (300) and the spring (400)
Central axes are on same straight line；The central axes of the circular cone and the central axes of the spring (400) are overlapped.
8. high frequency according to claim 4 probe-type electric connector, which is characterized in that the metal sleeve (100), institute
Stating metal probe (300) and the probe locating piece (200) is metallic conductor；
Wherein, the metal sleeve (100) is elastic metallic conductor.
9. high frequency according to claim 2 probe-type electric connector, which is characterized in that the metal sleeve (100)
The lateral wall of first end, circular roller have a concave ring (122), and the concave ring (122) inwardly squeezes the probe activity slot (110)
Cell wall, raise into the fastener (121).
10. high frequency according to claim 4 probe-type electric connector, which is characterized in that the dovetail (211) includes
Integrally formed tenon (2111) and tenon tail (2112)；
The tenon (2111) is in a circular table shape, and the tenon tail (2112) is cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821747945.XU CN208782095U (en) | 2018-10-26 | 2018-10-26 | A kind of high frequency probe-type electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821747945.XU CN208782095U (en) | 2018-10-26 | 2018-10-26 | A kind of high frequency probe-type electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208782095U true CN208782095U (en) | 2019-04-23 |
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ID=66163419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821747945.XU Active CN208782095U (en) | 2018-10-26 | 2018-10-26 | A kind of high frequency probe-type electric connector |
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| Country | Link |
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| CN (1) | CN208782095U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108963508A (en) * | 2018-10-26 | 2018-12-07 | 东莞市星全工业有限公司 | A kind of high frequency probe-type electric connector |
-
2018
- 2018-10-26 CN CN201821747945.XU patent/CN208782095U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108963508A (en) * | 2018-10-26 | 2018-12-07 | 东莞市星全工业有限公司 | A kind of high frequency probe-type electric connector |
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