CN113839250A - Coaxial connector - Google Patents
Coaxial connector Download PDFInfo
- Publication number
- CN113839250A CN113839250A CN202010590759.5A CN202010590759A CN113839250A CN 113839250 A CN113839250 A CN 113839250A CN 202010590759 A CN202010590759 A CN 202010590759A CN 113839250 A CN113839250 A CN 113839250A
- Authority
- CN
- China
- Prior art keywords
- jack
- terminal
- contact
- base
- coaxial connector
- 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.)
- Pending
Links
- 239000002184 metal Substances 0.000 claims abstract description 38
- 230000003068 static effect Effects 0.000 claims abstract description 11
- 238000003466 welding Methods 0.000 claims description 14
- 238000005452 bending Methods 0.000 claims description 8
- 210000001503 joint Anatomy 0.000 claims description 8
- 230000005489 elastic deformation Effects 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims description 2
- 238000003780 insertion Methods 0.000 abstract description 21
- 230000037431 insertion Effects 0.000 abstract description 21
- 239000011347 resin Substances 0.000 description 7
- 229920005989 resin Polymers 0.000 description 7
- 238000005259 measurement Methods 0.000 description 4
- 238000005476 soldering Methods 0.000 description 4
- 229910000679 solder Inorganic materials 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/22—Contacts for co-operating by abutting
- H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The invention discloses a coaxial connector, which comprises an insulating body, a static terminal and a movable terminal which are accommodated in the insulating body, and a metal shell which is arranged outside the insulating body, wherein the movable terminal is in contact with the lower surface of the movable terminal in a normal state, the upper end surface of the insulating body is concavely provided with a first jack and a second jack which is positioned beside the first jack and has a size smaller than that of the first jack, the movable terminal is provided with a first contact part exposed in the first jack, and the static terminal is provided with a second contact part exposed in the second jack. By providing the insertion holes corresponding to the movable terminal and the stationary terminal, the pins can be used to measure different signals of the movable terminal and the stationary terminal.
Description
[ technical field ] A method for producing a semiconductor device
The present invention relates to a coaxial connector, and more particularly, to a coaxial connector with a switch disposed in a communication device.
[ background of the invention ]
Related art referring to chinese patent No. CN104584340B, a coaxial connector is disclosed, which comprises a first resin member, a second resin member, a fixed terminal, a movable terminal and a metal shell, wherein the fixed terminal and the movable terminal are disposed between the first resin member and the second resin member, and the metal shell is mounted on the outer sides of the first resin member and the second resin member. The movable terminal is normally contacted with the lower end of the fixed terminal, the first resin component is provided with a through hole, and the contact part of the movable terminal is exposed to the through hole for inserting a pin. However, the pin can only electrically connect with the movable terminal through the through hole to measure the signal of the movable terminal, while the fixed terminal cannot achieve the purpose of measurement.
Therefore, there is a need to provide a new coaxial connector to overcome the above-mentioned drawbacks.
[ summary of the invention ]
The invention aims to provide a switch coaxial connector capable of measuring signals of a movable terminal and a fixed terminal.
In order to achieve the above object, the present invention discloses a coaxial connector, which includes an insulating body, a static terminal and a moving terminal accommodated in the insulating body, and a metal shell disposed outside the insulating body, wherein the moving terminal is in contact with a lower surface of the moving terminal in a normal state, a first jack and a second jack located beside the first jack and smaller than the first jack are concavely disposed on an upper end surface of the insulating body, the moving terminal is provided with a first contact portion exposed to the first jack, and the static terminal is provided with a second contact portion exposed to the second jack.
Further, the second insertion hole is communicated with the first insertion hole when the upper end face of the insulating body is seen downwards.
Furthermore, the first jack is used for receiving a first contact pin, the first jack and the second jack are used for receiving a second contact pin together, the first contact pin is inserted into the first jack to abut against the first metal plug-in unit of the first contact part, the second contact pin comprises a second metal plug-in unit inserted into the second jack to abut against the second contact part and an insulating plug-in unit located beside the second metal plug-in unit and inserted into the first jack to abut against the first contact part, and the insulating plug-in unit extends downwards to exceed the second metal plug-in unit.
Further, when the first jack is inserted into the first metal plug-in, the first metal plug-in downwardly presses the first contact portion to make the movable terminal downwardly break contact with the stationary terminal, the first metal plug-in is electrically connected with the first contact portion, when the first jack and the second jack are inserted into the second pin, the insulating plug-in of the second pin downwardly presses the first contact portion to make the movable terminal downwardly break contact with the stationary terminal, and the second metal plug-in is electrically connected with the second contact portion.
Furthermore, the insulating contact pin is injection molded or assembled and fixed on the second metal plug-in unit.
Further, the insulation body comprises a base and an annular butt joint part arranged at the upper end of the base, the first jack and the second jack penetrate through the upper end surface and the lower end surface of the annular butt joint part to form, the movable terminal and the fixed terminal are integrally formed on the base, the movable terminal comprises a first fixing part fixed in the base, an elastic arm positioned at the upper end of the base and formed by bending and extending one end of the first fixing part, and a first welding part formed by bending and extending the other end of the first fixing part, the elastic arm is provided with a first contact part exposed out of the first jack, the fixed terminal comprises a second fixing part fixed in the base, a contact arm positioned above the elastic arm and formed by bending and extending one end of the second fixing part and contacted with the elastic arm under a normal state, and a second welding part formed by bending and extending the other end of the second fixing part, the upper surface of the contact arm forms a second contact part exposed to the second jack, and the free end of the elastic arm is normally contacted with the lower surface of the contact arm.
Furthermore, the insulating body extends along the longitudinal direction, the first jack and the second jack form a jack group, the movable terminal and the fixed terminal form a terminal group, the annular butt joint part is provided with at least two jack groups which are arranged along the longitudinal direction at intervals, and the base is integrally formed with at least two terminal groups which are arranged along the longitudinal direction at intervals.
Furthermore, metal casing includes the basal portion and certainly the ring that the basal portion upwards extended formation is located annular butt joint portion outer annular wall, the horizontal both sides downwardly extending of basal portion forms ground connection foot, adjacent terminal group the first welding part with adjacent terminal group the second welding part is located respectively the horizontal both sides of base, be provided with between the first welding part of adjacent terminal group and the second welding part of adjacent terminal group ground connection foot.
Further, the upper end of base is equipped with to the undercut and is located the groove of stepping down of elastic arm below, the groove of stepping down provides the space of stepping down of elastic arm elastic deformation, the both sides of elastic arm are connected with a pair of lower extreme and hang and locate the support arm of the upper end of base, the free end of support arm support by lean on in the step department that the base was equipped with.
Furthermore, two sides of the contact arm of the static terminal are protruded to form abutting parts, and the upper end of the base is protruded to form a lug for supporting the abutting parts upwards.
Compared with the prior art, the invention has the following beneficial effects: the coaxial connector of the invention is characterized in that the upper end surface of the insulating body is concavely provided with a first jack corresponding to the movable terminal and a second jack corresponding to the static terminal, the size of the second jack is smaller than that of the first jack, and therefore, the movable terminal and the static terminal can be subjected to signal measurement by inserting the contact pin into the first jack and the second jack.
[ description of the drawings ]
Fig. 1 is a perspective view of the coaxial connector of the present invention.
Fig. 2 is a perspective view of fig. 1 from another perspective.
Fig. 3 is an exploded perspective view of the coaxial connector of the present invention.
Fig. 4 is an exploded perspective view of fig. 3 from another perspective.
Fig. 5 is an exploded perspective view of the coaxial connector of the present invention, wherein the terminal set is disposed on the base.
Fig. 6 is a cross-sectional view taken along line a-a of fig. 1.
Fig. 7 is a cross-sectional view taken along line B-B of fig. 1.
Fig. 8 is a schematic illustration of the insertion of fig. 6 into the first pin.
Fig. 9 is a schematic illustration of the insertion of fig. 6 into a second pin.
The following detailed description will further illustrate the invention in conjunction with the above-described figures.
[ detailed description ] embodiments
An embodiment of the coaxial connector 100 of the present invention will be described with reference to fig. 1 to 9. The coaxial connector 100 of the present invention is mounted on a circuit board (not shown), and the coaxial connector 100 includes an insulating body 1, a stationary terminal 21 and a moving terminal 22 accommodated and held in the insulating body, and a metal shell 3 disposed outside the insulating body 1. The stationary terminal 21 and the movable terminal 22 constitute a terminal group 2, and the movable terminal 22 is normally in contact with a lower surface of the stationary terminal 21.
The upper end surface 10 of the insulating body 1 is provided with a first jack 101 and a second jack 102 located beside the first jack 101 in a downward concave manner, and preferably, the size of the second jack 102 is smaller than that of the first jack 101. The movable terminal 22 is provided with a first contact portion 221 exposed to the first insertion hole 101, and the stationary terminal 21 is provided with a second contact portion 211 exposed to the second insertion hole 102. The first receptacle 101 is used for a first pin 200 to be inserted into to electrically connect with the first contact portion 221 of the movable terminal 22, and the second receptacle 102 is used for a second pin 300 to be inserted into to electrically connect with the second contact portion 211 of the stationary terminal 21. In the preferred embodiment of the present invention, the second insertion hole 102 is communicated with the first insertion hole 101 when viewed from the upper end surface of the insulating main body 1, but the second insertion hole 102 may not be communicated with the first insertion hole 101. In the present invention, the first insertion hole 101 is substantially circular, and the second insertion hole 102 is substantially rectangular.
Specifically, the insulating body 1 includes a base 11 and an annular abutting portion 12 installed at an upper end of the base 11 from top to bottom. The first insertion hole 101 and the second insertion hole 102 are formed through the upper and lower end surfaces of the annular abutting portion 12. The movable terminal 22 and the fixed terminal 21 are integrally formed on the base 11, and the movable terminal 22 and the fixed terminal 21 are respectively fixed on two opposite sides of the base 11. The movable terminal 22 includes a first holding portion 222 held in the base 11, an elastic arm 223 bent and extended from one end of the first holding portion 222 and located at the upper end of the base 11, and a first welding portion 224 bent and extended from the other end of the first holding portion 222, wherein the elastic arm 223 is provided with the first contact portion 221 exposed to the first insertion hole 101. The fixed terminal 21 includes a second holding portion 212 held in the base 11, a contact arm 213 bent and extended from one end of the second holding portion 212, located above the elastic arm 223 and normally contacting the elastic arm 223, and a second welding portion 214 bent and extended from the other end of the second holding portion 212, an upper surface of the contact arm 213 forms the second contact portion 211 exposed to the second insertion hole 102, and a free end 2231 of the elastic arm 223 normally contacts a lower surface of the contact arm 213.
The first receptacle 101 is used for receiving the first pin 200, and the first pin 200 is a first metal insert 200 inserted into the first receptacle 101 to abut against the first contact portion 221. When the first plug-in unit 200 is inserted into the first receptacle 101, the first metal plug-in unit 200 downwardly presses the first contact portion 221 to make the movable terminal 22 downwardly break contact with the stationary terminal 21, and at this time, the first metal plug-in unit 200 is electrically connected to the first contact portion 221, so that measurement of a signal of the movable terminal, that is, measurement of characteristics of a high frequency circuit and the like can be realized. The first receptacle 101 and the second receptacle 102 are configured to receive the second pin 300, the second pin 300 includes a second metal insert 301 inserted into the second receptacle 102 to abut against the second contact portion 211 and an insulating insert 302 located beside the second metal insert 301 and inserted into the first receptacle 101 to abut against the first contact portion 221, and the insulating insert 302 extends downward beyond the second metal insert 301. The insulating insert 302 is injection molded on the second metal insert 301 or assembled and held on the second metal insert 301, so that the insulating insert 302 and the second metal insert 301 form an integral component. When the first socket 101 and the second socket 102 are inserted into the second pin 300, the insulating plug 302 of the second pin 300 presses the first contact portion 221 downward to make the movable terminal 22 break contact with the stationary terminal 21 downward, and at this time, the second metal pin 301 is electrically connected to the second contact portion 211, so that the signal of the stationary terminal 21 can be measured, that is, the characteristics of an antenna and the like can be measured. In addition, it should be noted that the connection relationship between the high-frequency circuit and the antenna may be reversed.
The upper end of base 11 is equipped with downwards concavely and is located the groove 111 of stepping down of elastic arm 223 below, the groove 111 of stepping down provides the space of stepping down of elastic arm 223 elastic deformation. A pair of support arms 225 are connected to two sides of the elastic arm 223 in the width direction, the lower ends of the pair of support arms 225 are suspended at the upper end of the base 11, the free ends of the support arms 225 abut against the step 112 of the base 11, and the support arms 225 provide reliable elastic support force for the elastic arm 223. In order to prevent the stationary terminal 21 from being deformed downward due to the abutment of the second metal insert 301, the stationary terminal 21 is provided with an abutting portion 215 protruding from both sides in the width direction of the contact arm 213 of the stationary terminal 21, and the upper end of the base 11 protrudes to support the projection 113 of the abutting portion 215 upward.
In the present invention, the insulating body 1 extends along a longitudinal direction, the first insertion hole 101 and the second insertion hole 102 form an insertion hole set 400, the movable terminal 22 and the fixed terminal 21 form a terminal set 500, the annular abutting portion 12 is provided with at least two insertion hole sets 400 arranged at intervals along the longitudinal direction, and the base 11 is integrally formed with at least two terminal sets 500 arranged at intervals along the longitudinal direction. Compared with the coaxial connector with only one terminal set 500 arranged side by side, the coaxial connector 100 of the present invention integrates at least two terminal sets 500, so as to effectively reduce the area of the circuit board (not shown) occupied by the coaxial connector 100. The lower end of the annular abutting portion 12 extends outwards to form a base plate 121, and the metal shell 3 includes a base portion 31 abutting against the upper end of the base plate 121 and an annular wall 32 extending upwards from the base portion 31 and surrounding the annular abutting portion 12. The first soldering portion 224 of the adjacent terminal set 500 and the second soldering portion 214 of the adjacent terminal set 500 are respectively located at two lateral sides of the base 11, two lateral sides of the base 31 extend downward to form the grounding pin 33, the grounding pin 33 is located between the first soldering portions 224 of the adjacent terminal sets 500 at the same side of the base 11, the grounding pin 33 is located between the second soldering portions 214 of the adjacent terminal sets 500 at the same side of the base 11, and the grounding pin 33 is arranged to reduce signal interference between the adjacent terminal sets 500. Further, both longitudinal sides of the base portion 31 are bent downward to form solder plate portions 34 at the lower end of the base 11, and the solder plate portions 34 provide reliable solder plate reliability of the coaxial connector 100.
The above description is only for the purpose of describing several embodiments of the present invention, and not for the purpose of describing all embodiments, and any equivalent variations of the technical solutions of the present invention which are obvious to those skilled in the art after reading the present specification are intended to be covered by the claims of the present invention.
Claims (10)
1. A coaxial connector comprises an insulating body, a static terminal and a movable terminal which are contained in the insulating body, and a metal shell which is arranged on the outer side of the insulating body, wherein the movable terminal is in contact with the lower surface of the movable terminal under a normal state, and the coaxial connector is characterized in that: the upper end face of the insulating body is concavely provided with a first jack and a second jack, the size of the side of the first jack is smaller than that of the second jack of the first jack, the moving terminal is provided with a first contact part exposed in the first jack, and the static terminal is provided with a second contact part exposed in the second jack.
2. The coaxial connector of claim 1, wherein: and when the upper end surface of the insulating body is seen downwards, the second jack is communicated with the first jack.
3. The coaxial connector of claim 1, wherein: the first jack is used for receiving a first contact pin, the first jack and the second jack are used for receiving a second contact pin together, the first contact pin is inserted into the first jack and abutted against the first metal plug-in unit of the first contact portion, the second contact pin comprises a second metal plug-in unit inserted into the second jack and abutted against the second contact portion and an insulating plug-in unit inserted into the side of the second metal plug-in unit, the first jack is abutted against the insulating plug-in unit of the first contact portion, and the insulating plug-in unit extends downwards to exceed the second metal plug-in unit.
4. The coaxial connector of claim 3, wherein: when the first jack is inserted into the first metal plug-in, the first metal plug-in is downwards pressed against the first contact part to enable the movable terminal to be downwards disconnected from the stationary terminal, the first metal plug-in is electrically connected with the first contact part, when the first jack and the second jack are inserted into the second contact pin, the insulating plug-in of the second contact pin is downwards pressed against the first contact part to enable the movable terminal to be downwards disconnected from the stationary terminal, and the second metal plug-in is electrically connected with the second contact part.
5. The coaxial connector of claim 3, wherein: the insulating contact pin is injection molded or assembled and fixed on the second metal plug-in unit.
6. The coaxial connector of claim 1, wherein: the insulating body comprises a base and an annular butt joint part arranged at the upper end of the base, the first jack and the second jack penetrate through the upper end surface and the lower end surface of the annular butt joint part to form, the movable terminal and the fixed terminal are integrally formed on the base, the movable terminal comprises a first fixing part fixed in the base, an elastic arm positioned at the upper end of the base and formed by bending and extending one end of the first fixing part, and a first welding part formed by bending and extending the other end of the first fixing part, the elastic arm is provided with the first contact part exposed in the first jack, the fixed terminal comprises a second fixing part fixed in the base, a contact arm positioned above the elastic arm and formed by bending and extending one end of the second fixing part and contacted with the elastic arm under the normal state, and a second welding part formed by bending and extending the other end of the second fixing part, the upper surface of the contact arm forms a second contact part exposed to the second jack, and the free end of the elastic arm is normally contacted with the lower surface of the contact arm.
7. The coaxial connector of claim 6, wherein: the insulation body extends along the longitudinal direction, the first jack and the second jack form a jack group, the movable terminal and the static terminal form a terminal group, the annular butt joint part is provided with at least two jack groups which are arranged along the longitudinal direction at intervals, and the base is integrally formed with at least two terminal groups which are arranged along the longitudinal direction at intervals.
8. The coaxial connector of claim 7, wherein: the metal casing includes the basal portion and certainly the ring that the basal portion upwards extended formation is located the outer annular wall of annular butt joint portion, the horizontal both sides downwardly extending of basal portion forms ground connection foot, adjacent terminal group first welding part and adjacent terminal group the second welding part is located respectively the horizontal both sides of base, adjacent terminal group first welding part and adjacent terminal group be provided with between the second welding part ground connection foot.
9. The coaxial connector of claim 6, wherein: the upper end of base is equipped with to the undercut and is located the groove of stepping down of elastic arm below, the groove of stepping down provides the space of stepping down of elastic arm elastic deformation, the both sides of elastic arm are connected with a pair of lower extreme and hang and locate the support arm of the upper end of base, the free end of support arm support by lean on in the step department that the base was equipped with.
10. The coaxial connector of claim 6, wherein: the two sides of the contact arm of the static terminal are extended to form abutting parts, and the upper end of the base is extended to form a protruding block which supports the abutting parts upwards.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010590759.5A CN113839250A (en) | 2020-06-24 | 2020-06-24 | Coaxial connector |
| TW110122850A TW202205746A (en) | 2020-06-24 | 2021-06-23 | Coaxial connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010590759.5A CN113839250A (en) | 2020-06-24 | 2020-06-24 | Coaxial connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113839250A true CN113839250A (en) | 2021-12-24 |
Family
ID=78964746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010590759.5A Pending CN113839250A (en) | 2020-06-24 | 2020-06-24 | Coaxial connector |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN113839250A (en) |
| TW (1) | TW202205746A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102347575A (en) * | 2010-07-22 | 2012-02-08 | 株式会社村田制作所 | Coaxial inspection connector and receptacle |
| WO2016133348A1 (en) * | 2015-02-16 | 2016-08-25 | 몰렉스 엘엘씨 | Coaxial connector and assembly method thereof |
| CN107978938A (en) * | 2017-11-22 | 2018-05-01 | 启东乾朔电子有限公司 | Coaxial connector |
| WO2019019001A1 (en) * | 2017-07-25 | 2019-01-31 | 启东乾朔电子有限公司 | Switch-type coaxial connector |
| CN109950757A (en) * | 2019-04-28 | 2019-06-28 | 昆山嘉华电子有限公司 | Electric connector |
-
2020
- 2020-06-24 CN CN202010590759.5A patent/CN113839250A/en active Pending
-
2021
- 2021-06-23 TW TW110122850A patent/TW202205746A/en unknown
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102347575A (en) * | 2010-07-22 | 2012-02-08 | 株式会社村田制作所 | Coaxial inspection connector and receptacle |
| WO2016133348A1 (en) * | 2015-02-16 | 2016-08-25 | 몰렉스 엘엘씨 | Coaxial connector and assembly method thereof |
| WO2019019001A1 (en) * | 2017-07-25 | 2019-01-31 | 启东乾朔电子有限公司 | Switch-type coaxial connector |
| CN107978938A (en) * | 2017-11-22 | 2018-05-01 | 启东乾朔电子有限公司 | Coaxial connector |
| CN109950757A (en) * | 2019-04-28 | 2019-06-28 | 昆山嘉华电子有限公司 | Electric connector |
Also Published As
| Publication number | Publication date |
|---|---|
| TW202205746A (en) | 2022-02-01 |
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