CN110932025B - Coaxial switch - Google Patents
Coaxial switch Download PDFInfo
- Publication number
- CN110932025B CN110932025B CN201911286821.5A CN201911286821A CN110932025B CN 110932025 B CN110932025 B CN 110932025B CN 201911286821 A CN201911286821 A CN 201911286821A CN 110932025 B CN110932025 B CN 110932025B
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- Prior art keywords
- arm
- terminal
- bending
- extending
- contact
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- 230000003068 static effect Effects 0.000 claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 14
- 238000003466 welding Methods 0.000 claims abstract description 12
- 238000005452 bending Methods 0.000 claims description 51
- 238000005192 partition Methods 0.000 claims description 12
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 239000000758 substrate Substances 0.000 description 7
- 238000001746 injection moulding Methods 0.000 description 4
- 239000000725 suspension Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
- H01R24/40—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency
- H01R24/42—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency comprising impedance matching means or electrical components, e.g. filters or switches
- H01R24/44—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency comprising impedance matching means or electrical components, e.g. filters or switches comprising impedance matching means
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- 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
- H01R13/502—Bases; Cases composed of different pieces
-
- 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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/627—Snap or like fastening
-
- 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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
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- 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
- H01R13/66—Structural association with built-in electrical component
- H01R13/70—Structural association with built-in electrical component with built-in switch
- H01R13/71—Contact members of coupling parts operating as switch, e.g. linear or rotational movement required after mechanical engagement of coupling part to establish electrical connection
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The coaxial switch comprises an insulating base provided with at least one terminal slot, a movable terminal and a static terminal fixed in the terminal slot, an insulating upper cover covering the insulating base and a metal shell for fixing the insulating base and the insulating upper cover into a whole, wherein a through hole is formed at the rear end of the terminal slot in a penetrating way in the vertical direction, the movable terminal comprises a first fixing part fixed at the front end of the terminal slot, a first welding leg extending from the first fixing part to the lower surface of the insulating base, an elastic arm formed by extending backwards from the first fixing part, and a supporting arm bent downwards from the rear end of the elastic arm and extending to the bottom of the through hole, and the static terminal comprises a second fixing part fixed at the rear end of the terminal slot, a second welding leg extending from the second fixing part to the lower surface of the insulating base, and a contact arm formed by extending from the second fixing part. The dynamic end bullet of the coaxial switch is stable in elastic force.
Description
Technical Field
The application relates to the field of electric connectors, in particular to a coaxial switch.
Background
The coaxial switch is widely applied to mobile equipment and used for testing antenna signals, and generally comprises an upper plastic body, a lower plastic body, a movable terminal and a static terminal which are assembled in the upper plastic body and the lower plastic body, and a metal shell which clamps the upper plastic body and the lower plastic body into a whole. For example, patent No. 20090100028. X of the people's republic of China discloses the most widely used coaxial switch technical scheme in the prior art, and the contact end of the movable terminal and the static terminal is provided with a bifurcation structure to contact the static terminal. According to the technical scheme, various technical performances of the ultra-micro coaxial switch can be realized, but a part of the movable terminal providing elastic force needs to be bent into an arch shape, and the internal stress generated by the bending structure cannot be released, so that the stability is caused. The movable terminal and the static terminal are both in plug-in mounting structures, the assembly process is difficult due to the small size, and the 5G technology needs to transmit antenna signals in multiple channels, so that the single-channel coaxial switch cannot meet the requirements of the 5G communication technology. And part of technical schemes need to use an insulating base as a supporting point of a movable terminal, the precision requirement on the insulating base is very high during injection molding, otherwise, the movable terminal can be caused to be out of order.
Disclosure of Invention
In view of this, it is necessary to provide a coaxial switch with stable dynamic end bullet force.
In order to solve the technical problems, the application provides a coaxial switch, which comprises an insulating base provided with at least one terminal slot, a movable terminal and a static terminal which are fixed in the terminal slot, an insulating upper cover which covers the insulating base and a metal shell which is used for fixing the insulating base and the insulating upper cover into a whole, wherein a through hole is formed at the rear end of the terminal slot in a penetrating way in the up-down direction, the movable terminal comprises a first fixing part which is fixed at the front end of the terminal slot, a first welding leg which extends from the first fixing part to the lower surface of the insulating base, an elastic arm which extends backwards from the first fixing part, and a supporting arm which bends downwards from the rear end of the elastic arm and extends to the bottom of the through hole, the static terminal comprises a second fixing part which is fixed at the rear end of the terminal slot, a second welding leg which extends from the second fixing part to the lower surface of the insulating base, and a contact arm which extends from the second fixing part, and the contact arm which extends from the second fixing part, wherein the contact arm is provided with the elastic arm is deformed when the contact arm is separated from the elastic arm under the natural state, the contact arm is provided with the elastic arm under the contact force.
Preferably, the elastic arm is a planar plate structure, and the support arm is formed by extending obliquely upwards and backwards.
Preferably, the supporting arm comprises a supporting main arm formed by bending and extending downwards from the rear end of the elastic arm, a hook part formed by bending and bending upwards from the supporting main arm and a fulcrum formed at the bending part of the supporting main arm and the hook part, and the fulcrum is propped against the printed circuit board.
Preferably, notches are cut out from the front end and the rear end of the terminal groove respectively, the first welding leg and the second welding leg are located at the bottoms of the notches respectively, and retaining walls are arranged on the inner sides of the notches respectively at the front end and the rear end of the terminal groove.
Preferably, two lateral sides of the terminal groove are provided with a partition board, the inner sides of the partition board, which are close to the two notch positions, are respectively provided with a first fixing groove and a second fixing groove, and the first fixing part and the second fixing part are respectively inserted into and fixed in the first fixing groove and the second fixing groove.
Preferably, the movable terminal further comprises a bending part formed by bending upwards from the front end of the elastic arm and then reversely bending, the first fixing part is formed by extending downwards from the bending part vertically, the first welding leg is formed by bending forwards from the bottom of the first fixing part, the static terminal further comprises a bridging part formed by bending forwards from the top of the second fixing part, the contact arm is formed by bending downwards from the end part of the bridging part, and the bending part and the bridging part respectively span retaining walls at the front end and the rear end of the terminal groove.
Preferably, the transverse two sides of the terminal groove are provided with a baffle plate, the baffle plate is positioned at the inner side of the terminal groove and corresponds to the position of the contact arm, the contact arm comprises a vertical part formed by bending downwards and vertically from the bridging part, a bifurcation arm formed by bifurcation extension from the end part of the vertical part towards the transverse two sides and a contact groove formed between the bifurcation arms, the elastic arm is clamped into the contact groove to be contacted, the contact arm is downwards inserted into and limited in the limit groove, and the upper end of the bridging part is propped against the lower surface of the insulating upper cover.
Preferably, the contact groove is smaller in width from top to bottom, the elastic arm comprises a main body arm and an extension arm formed by extending backwards from the main body arm, edges which are matched with the contact groove are formed on two lateral sides of the extension arm, the width of the main body arm is larger than that of the extension arm, and the width of the bifurcation arm is larger than that of the bridging part.
Preferably, one side of the elastic arm, which is close to the bending part, is in a suspension state, and the distance between the one side of the elastic arm, which is close to the bending part, and the concave part is smaller than the distance between the other positions of the elastic arm and the concave part.
Preferably, the base plate is equipped with two terminal grooves in fore-and-aft direction, is equipped with between the terminal groove the baffle, the baffle corresponds the inboard of depressed part is equipped with the thimble groove, insulating upper cover with the integrative injection moulding of metal casing, insulating upper cover is last to be offered and to be linked to the jack of the elasticity arm top in terminal groove, insulating upper cover corresponds bridging portion position department is equipped with keeps away the position mouth.
According to the coaxial switch, the terminal groove with the through hole is formed in the substrate of the insulating base, so that the movable terminal support arm downwards passes through the through hole to be abutted against the printed circuit board, the elastic arm is kept to be of a planar plate-shaped structure, the problem that the stress accumulated by bending of the conventional elastic arm cannot be released is avoided, the support arm is directly supported on the printed circuit board, and the problem of failure of the movable terminal caused by the fact that the elastic arm is supported on the insulating base due to the problem of injection molding precision of the insulating body is avoided. And the front end of the elastic arm is in a suspension state, and the first fixing part of the movable terminal and the free end of the elastic arm bear the downward extrusion deformation force of the contact pin together, so that the elastic force can be better improved, and the mechanical deformation damage is avoided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:
FIG. 1 is a perspective view of a coaxial switch of the present application;
FIG. 2 is an exploded perspective view of the coaxial switch of the present application;
fig. 3 is a perspective view of an insulating base of the coaxial switch of the present application;
FIG. 4 is a perspective view of the combination of the insulating cover and the metal housing of the coaxial switch of the present application;
fig. 5 is a perspective view of the movable terminal of the coaxial switch of the present application;
Fig. 6 is a perspective view of the static terminal of the coaxial switch of the present application;
FIG. 7 is a cross-sectional view taken along the line A-A of FIG. 1 in the initial state of the coaxial switch of the present application;
fig. 8 is a cross-sectional view taken along the line A-A of fig. 1 in the operational state of the coaxial switch of the present application.
Description of the main reference numerals
The metal shell-10, the cylindrical body-11, the forming space-12, the covering part-13, the groove-14, the clamping piece-15, the insulating upper cover-20, the jack-22, the clearance-24, the insulating base-30, the base plate-31, the terminal groove-32, the concave part-321, the notch-322, the partition-323, the thimble groove-324, the first fixing groove-325, the second fixing groove-326, the limit groove-327, the retaining wall-328, the through hole-329, the extension part-33, the clamping groove-331, the movable terminal-40, the elastic arm-41, the main body arm-411, the extension arm-412, the edge-414, the bending part-42, the first fixing part-43, the first welding leg-44, the supporting arm-45, the supporting main arm-451, the hook part-452, the pivot-453, the static terminal-50, the second fixing part-51, the second welding leg-52, the bridging part-53, the contact arm-541, the vertical part-543, the bifurcation arm-542 and the contact groove-543.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be clearly and completely described below with reference to specific embodiments of the present application and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the application.
The present application is directed to the front in the front-rear direction (longitudinal direction) in the X direction shown in fig. 1, to the right in the left-right direction (transverse direction) in the Y direction, and to the top in the up-down direction (vertical direction) in the Z direction.
Referring to fig. 1 and 2, the coaxial switch of the present application includes an insulating base 30 having a plurality of terminal slots 32 in front and rear directions, a movable terminal 40 and a stationary terminal 50 fixed to front and rear ends of the terminal slots 32, an insulating cover 20 covering the insulating base 30, and a metal housing 10 holding the insulating base 30 and the insulating cover 20 together.
With continued reference to fig. 3, 7 and 8, the insulating base 30 includes a substrate 31, the terminal groove 32 formed on the substrate 31 in the front-rear direction, and an extension 33 formed on the outer periphery of the substrate 31. The terminal groove 32 includes a recess 321, a plurality of partitions 323 formed on the lateral outer sides of the terminal groove 32, and ejector pin grooves 324 formed on the partitions 323 on the lateral both sides of the terminal groove 32. The substrate 31 is provided with notches 322 cut out at the front and rear ends of the terminal groove 32, a first fixing groove 325 and a second fixing groove 326 are vertically formed on the partition plates 323 at the two lateral sides of the notches 322 at the front and rear ends, a limit groove 327 is vertically formed on the partition plates 323 at the two lateral sides of the recess 321, and the limit groove 327 is close to one side of the static terminal 50 at the rear end. The front and rear ends of the recess 321 of the terminal groove 32 are respectively formed with retaining walls 328 protruding upward from the upper surface of the recess 321. The terminal groove 32 is formed with a through hole 329 penetrating up and down inside the retaining wall 328 at the rear end. The lateral outer side of the extension 33 is provided with a holding groove 331 toward the bottom of the substrate 31.
Referring to fig. 2, 5 and 6, the static terminal 50 includes a second holding portion 51 inserted into the second fixing groove 326 for fixing, a second soldering leg 52 formed by bending and extending from the bottom of the second holding portion 51, a bridging portion 53 formed by bending and extending from the top of the second holding portion 51, and a contact arm 54 formed at the end of the bridging portion 53. The contact arm 54 includes a vertical portion 541 formed by bending and extending downward from the distal end of the bridging portion 53, a bifurcated arm 542 formed by bifurcated extending from the end of the vertical portion 541 toward both lateral sides, and a contact groove 543 formed between the bifurcated arms 542. The contact groove 543 has a horn-shaped bottom-large-and-small structure, the width of the bifurcated arm 542 is larger than the width of the vertical portion 541, and the width of the second holding portion 51 is larger than the width of the bridging portion 53. The bridging portion 53 spans over the retaining wall 328 at the rear end, and the contact arm 54 is located at a lower limit in the limiting groove 327.
The movable terminal 40 includes a first holding portion 43 inserted into and fixed to the first fixing groove 325, a first soldering leg 44 formed by bending and extending forward from the bottom of the first holding portion 43, a bending portion 42 formed by bending and extending backward from the top of the first holding portion 43, an elastic arm 41 formed by extending obliquely backward and upward from the bottom of the bending portion 42, and a supporting arm 45 formed by bending and extending downward from the rear end of the elastic arm 41. The bending portion 42 is bridged over the retaining wall 328 at the front end, and the elastic arm 41 is formed by extending obliquely upward from front to rear. The elastic arm 41 includes a main arm 411 and an extension arm 412 extending rearward from the main arm 411. The width of the extension arm 412 is smaller than the width of the main body arm 411, and the width of the first holding portion 43 is larger than the width of the main body arm 411. The main arm 411 is positioned on the side of the bending portion 42 and is sunk into the recess 321. The elastic arm 41 has a planar plate-like structure extending obliquely rearward and upward, and the elastic arm 41 is free from bending and is free from the influence of bending stress when an elastic force is provided. The bottom of the elastic arm 41 at the side of the bending portion 42 does not contact the surface of the recess 321. An edge 414 is provided on the lateral outer side surface of the extension arm 412, and the edge 414 is engaged with the contact groove 543 of the stationary terminal 50. The support arm 45 includes a support main arm 451 formed by bending and extending downward from the rear end of the support arm 45, a hook portion 452 formed by bending and bending forward and upward from the support main arm 451, and a fulcrum 453 formed at the bending position of the support main arm 451 and the hook portion 452. The supporting arm 45 passes through the through hole 329 downward and abuts against the printed circuit board.
Referring to fig. 4, the insulating top cover 20 and the metal casing 10 are integrally injection molded, and the insulating top cover 20 includes a plurality of insertion holes 22 corresponding to the top of the terminal slots 32 and a plurality of avoidance holes 24 corresponding to the bridging portions 53 of the static terminals 50.
The metal shell 10 includes a cylindrical body 11, a covering portion 13 formed by stretching outward from the lower end of the cylindrical body 11 and covering over the extension portion 33, a molding space 12 enclosed by the cylindrical body 11 and accommodating the insulating upper cover 20, a groove 14 formed by punching on the outer periphery of the cylindrical body 11, and a retaining piece 15 formed by extending from the bottoms of both lateral sides of the cylindrical body 11. After the insulating upper cover 20 and the insulating base 30 are fastened, the fastening piece 15 is bent inwards, so that the fastening piece 15 is covered below the fastening groove 331 at the bottom of the insulating base 30 to fix the insulating base 30 and the insulating upper cover 20.
Referring to fig. 1 to 8, with particular reference to fig. 7 and 8, when a pin is inserted into the insertion hole 22, the elastic arm 41 is pressed downward, so that the elastic arm 41 is elastically deformed downward, and the extension arm 412 is forced to be deformed downward so as to separate from the contact with the contact groove 543 of the static terminal 50, thereby realizing the disconnection. The contact arm 54 of the static terminal 50 is limited in the limiting groove 327, and the bridging portion 53 is limited by the avoidance opening 24 of the insulating upper cover 20, so that the contact arm 54 is fixed in position, and the connection state with the contact arm 54 is changed by the deformation of the elastic arm 41.
The elastic arm 41 is deformed without making hard contact with the recess 321, so as to avoid irreversible mechanical deformation of the elastic arm 41.
In the manufacturing process of the coaxial switch, the insulating base 30 is firstly injection molded, the metal shell 10 is injection molded to form the insulating upper cover 20, the movable terminal 40 and the static terminal 50 are sequentially inserted into the first fixing groove 325 and the second fixing groove 326 of the terminal groove 32 from top to bottom, the contact arm 54 of the static terminal 50 is inserted into the limit groove 327, then the metal shell 10 and the insulating upper cover 20 thereon are covered on the insulating base 30, and finally the buckling piece 15 of the metal shell 10 is inwards bent, covered and clamped on the bottom surface of the buckling groove 331 of the insulating base 30 to realize fixation.
According to the coaxial switch, the terminal groove 32 with the through hole 329 is arranged on the substrate 31 of the insulating base 30, so that the supporting arm 45 of the movable terminal 40 downwards passes through the through hole 329 to be abutted against the printed circuit board, and the elastic arm 41 is kept in a planar plate-shaped structure, the problem that the stress accumulated by bending the existing elastic arm 41 cannot be released is avoided, the supporting arm 45 is directly supported on the printed circuit board, and the problem that the movable terminal 40 is out of order due to the fact that the elastic arm 41 is supported on the insulating base 30 due to the problem of injection molding precision of the insulating base 30 is avoided. Moreover, the front end of the elastic arm 41 is in a suspension state, and the first holding portion 43 of the movable terminal 40 and the free end of the elastic arm 41 bear the force of downward pressing deformation of the contact pin, so that the elastic force can be better improved, and mechanical deformation damage can be avoided.
The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and variations of the present application will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the application are to be included in the scope of the claims of the present application.
Claims (9)
1. The coaxial switch comprises an insulating base provided with at least one terminal slot, a movable terminal and a static terminal which are fixed in the terminal slot, an insulating upper cover which is covered on the insulating base and a metal shell which holds the insulating base and the insulating upper cover into a whole, and is characterized in that the rear end of the terminal slot is formed with a through hole in a vertical direction, the movable terminal comprises a first holding part which is fixed at the front end of the terminal slot, a first welding leg which is formed by bending and extending forwards from the bottom of the first holding part to the lower surface of the insulating base, an elastic arm which is formed by bending and extending backwards from the rear end of the elastic arm and a supporting arm which is bent downwards from the rear end of the elastic arm and extends to the bottom of the through hole, the static terminal comprises a second holding part which is fixed at the rear end of the terminal slot, a second welding leg which extends from the second holding part to the lower surface of the insulating base and a contact arm which is formed by extending from the second holding part, and the contact arm which is formed by bending and extending forwards from the first holding part is in a vertical direction, and the contact arm is separated from the elastic arm under a natural state, and the elastic arm is deformed and elastically deformed when the contact arm is provided;
The movable terminal further comprises a bending part which is formed by bending upwards from the front end of the elastic arm and then reversely bending, and the first fixing part is formed by extending vertically downwards from the bending part;
the static terminal further comprises a bridging part formed by bending and extending forwards from the top of the second fixing part, the contact arm is formed by bending and extending downwards from the end part of the bridging part, and the bending part and the bridging part respectively span the retaining walls at the front end and the rear end of the terminal groove.
2. The coaxial switch of claim 1, wherein said spring arm is a planar plate-like structure and said support arm is formed extending obliquely rearward and upward.
3. The coaxial switch of claim 1 or 2, wherein the support arm comprises a support main arm formed by bending and extending downwards from the rear end of the elastic arm, a hook formed by bending and bending upwards forwards from the support main arm, and a fulcrum formed at the bending position of the support main arm and the hook, wherein the fulcrum is propped against the printed circuit board.
4. The coaxial switch of claim 3, wherein the front and rear ends of the terminal groove are respectively cut away to form notches, the first and second welding legs are respectively positioned at the bottoms of the notches, and retaining walls are respectively arranged at the inner sides of the notches at the front and rear ends of the terminal groove.
5. The coaxial switch of claim 4, wherein the insulating base includes a base plate, the terminal groove is formed on the base plate in a front-rear direction, the terminal groove includes a recess portion, and a partition plate formed on a lateral outer side of the terminal groove, first and second fixing grooves are respectively formed on inner sides of the partition plate near two notch positions, and the first and second fixing portions are respectively inserted into and fixed in the first and second fixing grooves.
6. The coaxial switch of claim 5, wherein the terminal slot is provided with a partition plate on two lateral sides, the partition plate is provided with a limit slot at a position corresponding to the contact arm on the inner side of the terminal slot, the contact arm comprises a vertical part formed by bending downwards and vertically from the bridging part, a bifurcation arm formed by bifurcation extending from the end part of the vertical part towards two lateral sides, and a contact slot formed between the bifurcation arms, the elastic arm is clamped into the contact slot to contact, the contact arm is downwards inserted into and limited in the limit slot, and the upper end of the bridging part is propped against the lower surface of the insulating upper cover.
7. The coaxial switch of claim 6, wherein the contact slot has a lower width and an upper width, the spring arm includes a main arm and an extension arm extending rearward from the main arm, two lateral sides of the extension arm are formed with edges engaging the contact slot, the main arm has a width greater than the extension arm, and the bifurcated arm has a width greater than the bridging portion.
8. The coaxial switch of claim 7, wherein a side of the spring arm adjacent the bend is in a suspended state, and a distance between the side of the spring arm adjacent the bend and the recess is less than a distance between the spring arm and the recess at other positions of the spring arm.
9. The coaxial switch of claim 8, wherein the base plate has two terminal grooves in a front-rear direction, the partition plate is disposed between the terminal grooves, the partition plate has a thimble groove corresponding to an inner side of the recess, the insulating upper cover and the metal housing are integrally injection molded, the insulating upper cover is provided with a jack above an elastic arm connected to the terminal groove, and the insulating upper cover is provided with a clearance opening corresponding to the bridging portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911286821.5A CN110932025B (en) | 2019-12-14 | 2019-12-14 | Coaxial switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911286821.5A CN110932025B (en) | 2019-12-14 | 2019-12-14 | Coaxial switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110932025A CN110932025A (en) | 2020-03-27 |
| CN110932025B true CN110932025B (en) | 2024-11-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911286821.5A Active CN110932025B (en) | 2019-12-14 | 2019-12-14 | Coaxial switch |
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| Country | Link |
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| CN (1) | CN110932025B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN219677724U (en) * | 2020-08-20 | 2023-09-12 | 株式会社村田制作所 | Coaxial connector with switch |
| CN112038801B (en) * | 2020-08-21 | 2024-12-17 | 昆山雷匠通信科技有限公司 | Radio frequency switch |
| CN112886296B (en) * | 2021-01-21 | 2025-05-16 | 深圳市长盈精密技术股份有限公司 | Stackable deck |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211320418U (en) * | 2019-12-14 | 2020-08-21 | 昆山雷匠通信科技有限公司 | Coaxial switch |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205863477U (en) * | 2016-06-28 | 2017-01-04 | 番禺得意精密电子工业有限公司 | Electric connector |
| CN205911564U (en) * | 2016-07-04 | 2017-01-25 | 昆山杰顺通精密组件有限公司 | Coaxial switch |
| CN209001171U (en) * | 2018-11-13 | 2019-06-18 | 深圳市创益通技术股份有限公司 | RF connector and its terminal assembled structure |
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2019
- 2019-12-14 CN CN201911286821.5A patent/CN110932025B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211320418U (en) * | 2019-12-14 | 2020-08-21 | 昆山雷匠通信科技有限公司 | Coaxial switch |
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| Publication number | Publication date |
|---|---|
| CN110932025A (en) | 2020-03-27 |
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