CN201278334Y - Double-pole double-throw coaxial relay - Google Patents
Double-pole double-throw coaxial relay Download PDFInfo
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- CN201278334Y CN201278334Y CNU2008202217802U CN200820221780U CN201278334Y CN 201278334 Y CN201278334 Y CN 201278334Y CN U2008202217802 U CNU2008202217802 U CN U2008202217802U CN 200820221780 U CN200820221780 U CN 200820221780U CN 201278334 Y CN201278334 Y CN 201278334Y
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Abstract
The utility model relates to a double-blade double-throw coaxial relay. An electromagnetic system (1) consists of two groups of electromagnetic mechanisms and is fixed on a contact system (3) through an upright post (4). The magnetic circuits of the two groups of electromagnetic mechanisms are mutually independent. An armature iron part (2) consists of two groups of armature iron mechanisms which are coaxially hinged and is arranged on a cover plate (5) of the contact system (3); the armature iron mechanisms are respectively positioned below the two groups of electromagnetic mechanisms; the contact system (3) consists of four groups of contact mechanisms, and are correspondingly distributed below the four end heads of the two groups of armature iron mechanisms; a closed hood (6) is fixed above the contact system (3); and the electromagnetic system (1), the armature iron part (2) and the cover plate (5) are all positioned in the closed hood (6). The utility model drives the two groups of armature iron mechanisms to simultaneously and reversely rotate through the electromagnetic system, to push two opposite pushing rods of the contact system to synchronously move, to drive two groups of movable contact springs to synchronously move, and to realize the synchronous switching on or switching off of opposite two groups of coaxial ports in four coaxial ports. The utility model is suitable for occasions with high band width, low loss and large power.
Description
Technical field
The utility model relates to a kind of dpdt double-pole double-throw (DPDT) coaxial relay.
Background technology
Existing radio-frequency electromagnetic relay contact system generally adopts electromagnetic system to drive movable contact spring deforming position in-migration and realizes the contact conversion, because flexural deformation in the movable contact spring course of action, cause the contact system voltage standing wave ratio to increase, be difficult to realize the high-isolation between break contact.In addition, its coil control terminal and contact exit all are distributed on the base, can not satisfy the requirement that the low-and high-frequency terminal is isolated.
Summary of the invention
The technical problem that the utility model solves: design a kind of dpdt double-pole double-throw (DPDT) coaxial relay, its electromagnetic system adopts two groups of two coil configurations to form the balanced rotary electromagnetic system of symmetry, and contact system fixed contact and movable contact spring are enclosed in and present the band line structure in the cavity; Electromagnetic field and the two group armature mechanisms while backward rotation of magnet steel the action of a magnetic field drive installation on the contact system cover plate by the coil stimulating generation, the actuating spring of armature mechanism promotes two relative push rods of contact system and is synchronized with the movement, drive the same moved further of contact system two opposite groups movable contact spring, realize that two opposite groups is switched on or switched off synchronously in four coaxial port.
Technical solution one of the present utility model: a kind of dpdt double-pole double-throw (DPDT) coaxial relay, comprise electromagnetic system (1), armature part (2) and contact system (3), electromagnetic system (1) is made up of two groups of separate electromagnetic mechanisms of magnetic circuit, and is fixed on the contact system (3) by column (4); Armature part (2) is made up of two groups of coaxial hinged armature mechanisms, and is arranged on the cover plate (5) of contact system (3), lays respectively at the below of two groups of electromagnetic mechanisms; Contact system (3) is made up of four groups of contact mechanisms, and correspondence is distributed in the below of two groups of armature mechanism four terminations; Seal bootr (6) is fixed on the top of contact system (3), and electromagnetic system (1), armature part (2) and cover plate (5) all are positioned at seal bootr (6).
Described every group of electromagnetic mechanism by about unshakable in one's determination (7,8), coil (9,10), public magnetic conductor (11), public support (12) and magnet steel (13) constitute; About coil (9,10) is wrapped in respectively on unshakable in one's determination (7,8), about the upper end of (7,8) unshakable in one's determination be fixed on the public magnetic conductor (11), the lower end is fixed on the public support (12); Magnet steel (13) is positioned between the coil (9,10), and the upper end is fixed on the public magnetic conductor (11), and the lower end is fixed on the public support (12); Public magnetic conductor (11) and public support (12) are fixed on the cover plate (5) of contact system (3) by five root posts (4); Two groups of coil (9,10) parallel connections or series connection and centre tap are drawn common port, constitute magnetic freeze mode electromagnetic system.
Described armature part (2) is by V-arrangement armature (15,16), armature bracket (17) and actuating spring (18,19) form, armature bracket (17) is fixed on the cover plate (5) of contact system (3), V-arrangement armature (15,16) is coaxial to be hinged on the armature bracket (17) actuating spring (18,19) be separately fixed at the below of V-arrangement armature (15,16).
Described contact system (3) is made of cover plate (5), annular housing (22), coaxial connector (23), fixed contact assembly (24), spacer pin (25), push rod (26), spring (27) and movable contact spring (28); Four coaxial connectors (19) are inserted into four jiaos below of cavity (18) and make its inner core be positioned at cavity (18), four fixed contact assemblies (24) correspondence is fixed on the inner of four coaxial connectors (19) inner core, the upper end correspondence of four push rods (26) is positioned at actuating spring (18,19) below of four terminations, the lower end is passed in the location hole (29) that is inserted into behind the through hole on the cover plate (5) on the cavity (22), the middle part that movable contact spring (28) is fixed on push rod (26) is positioned at the top of fixed contact assembly (24), the lower end of push rod (26) is set with spring (27), and spring (27) is arranged in location hole (29), spacer pin (25) is fixed on the inner face of cavity (22), and the two ends of movable contact spring (28) are positioned between the spacer pin (21).
Described two groups of coils (9,10) and V-arrangement armature (15,16) are the top that 45 ° of angles are installed in contact system (3), and V-arrangement armature (15,16) lays respectively at the below of two groups of coils (9,10).
Technical solution two of the present utility model: basic structure is identical with technical solution one, difference is the electromagnetic mechanism coil (9 of electromagnetic system (1), 10) there is not magnet steel (13) between, two groups of coils (9,10) in parallel or series connection constitutes the electromagnetic type electromagnetic system, be separately installed with armature back-moving spring (20,21) between V-arrangement armature (15,16) and the cover plate (5).
Advantage that the utility model compared with prior art has and effect:
1, the utlity model has the contact system that is enclosed in journey band line structure in the annular housing, have higher bandwidth of operation and better radio-frequency performance.And the low-and high-frequency circuit isolates fully, eliminated the high-power RF signal and has been coupled to hidden danger in the control circuit.
2, coaxial being installed on the contact system of two groups of armature mechanisms of the utility model can guarantee higher quality of fit between armature part and contact system.
3, the utility model electromagnetic system is installed on the contact system by five root posts, but the simplifying relay structure is easy to adjust assembly precision, and the exit that can be cover part provides the space.
4, the utility model electromagnetic system is connected iron core by support with magnet steel, has effectively improved the structural strength of electromagnetic system.
5, the utility model contact transfer process movable contact spring displacement but indeformable, so its contact system voltage standing wave(VSW) is smaller, has realized the high-isolation between break contact.
Description of drawings
Fig. 1 is an outline drawing of the present utility model,
Fig. 2 is a structural representation of the present utility model,
Fig. 3 is the structural representation of the utility model electromagnetic system,
Fig. 4 is the structural representation of the utility model armature part and contact system,
Fig. 5 is the internal structure schematic diagram of the utility model contact system.
Embodiment:
1,2,3,4,5 first kind of embodiment of the present utility model described in conjunction with the accompanying drawings---dpdt double-pole double-throw (DPDT) magnetic freeze mode coaxial relay.
A kind of single-pole double throw coaxial relay comprises electromagnetic system (1), armature part (2) and contact system (3), and electromagnetic system (1) is made up of two groups of separate electromagnetic mechanisms of magnetic circuit, and is fixed on the contact system (3) by column (4); Armature part (2) is made up of two groups of coaxial hinged armature mechanisms, and is arranged on the cover plate (5) of contact system (3), lays respectively at the below of two groups of electromagnetic mechanisms; Contact system (3) is made up of four groups of contact mechanisms, and correspondence is distributed in the below of two groups of armature mechanism four terminations; Seal bootr (6) is fixed on the top of contact system (3), and electromagnetic system (1), armature part (2) and cover plate (5) all are positioned at seal bootr (6).
Every group of electromagnetic mechanism by about (7,8), coil (9,10) unshakable in one's determination, public magnetic conductor (11), public support (12) and magnet steel (13) constitute; About coil (9,10) is wrapped in respectively on unshakable in one's determination (7,8), about the upper end of (7,8) unshakable in one's determination be fixed on the public magnetic conductor (11), the lower end is fixed on the public support (12); Magnet steel (13) is positioned between the coil (9,10), and the upper end is fixed on the public magnetic conductor (11), and the lower end is fixed on the public support (12); Public magnetic conductor (11) and public support (12) are fixed on the cover plate (5) of contact system (3) by five root posts (4).Two groups of coil (9,10) parallel connections or series connection and centre tap are drawn common port and are constituted magnetic freeze mode electromagnetic system.
Armature part (2) is by V-arrangement armature (15,16), armature bracket (17) and actuating spring (18,19) form, armature bracket (17) is fixed on the cover plate (5) of contact system (3), V-arrangement armature (15,16) is coaxial to be hinged on the armature bracket (17) actuating spring (18,19) be separately fixed at the below of V-arrangement armature (15,16).
Two groups of coils (9,10) and V-arrangement armature (15,16) are the top that 45 ° of angles are installed in contact system (3), and V-arrangement armature (15,16) lays respectively at the below of two groups of coils (9,10).
Contact system (3) is made of cover plate (5), annular housing (22), coaxial connector (23), fixed contact assembly (24), spacer pin (25), push rod (26), spring (27) and movable contact spring (28); Four coaxial connectors (23) are inserted into the below of (22) four jiaos of annular housings and make its inner core be positioned at cavity, and four fixed contact assemblies (24) correspondence is fixed on the inner in the same plane of four coaxial connectors (23) inner core; The upper end correspondence of four push rods (26) is positioned at actuating spring (18,19) below of four terminations, the lower end is passed in the location hole (29) that is inserted into behind the through hole on the cover plate (5) on the annular housing (22), the middle part that movable contact spring (28) is fixed on push rod (26) is positioned at the top of fixed contact assembly (24), the lower end of push rod (26) is set with spring (27), and spring (27) is arranged in location hole (29), spacer pin (25) is fixed on the inner face of annular housing (22), and the two ends of movable contact spring (28) are positioned between the spacer pin (25).
The cover plate (5) of seal bootr (6) inwall and contact system (3) chamfering all around forms weld seam, fills weld seam with scolder or fluid sealant and realizes the relay sealing.Four coils connect and compose the relay control end by lead-in wire and the hollow glass insulator (14) that is fixed on the seal bootr (6).
Operation principle: four coils make two groups of armature parts excitation and direction of rotation simultaneously by connection in series-parallel and two magnet steel polarities match.The actuating spring of armature mechanism promotes two relative push rods of contact system and is synchronized with the movement, and drives the same moved further of contact system two opposite groups movable contact spring, realizes that two opposite groups is switched on or switched off synchronously in four coaxial port.
Second kind of embodiment of the present utility model--dpdt double-pole double-throw (DPDT) electromagnetic type coaxial relay.
Basic structure is identical with first kind of embodiment, difference is the electromagnetic mechanism coil (9 of electromagnetic system (1), 10) there is not magnet steel (13) between, two groups of coils (9,10) in parallel or series connection constitutes the electromagnetic type electromagnetic system, be separately installed with armature back-moving spring (20,21) between one end of V-arrangement armature (15,16) and the cover plate (5).
Operation principle: four coils from parallel connection of coils or series connection make two groups of armature parts excitation and direction of rotation simultaneously.The actuating spring of armature mechanism promotes two relative push rods of contact system and is synchronized with the movement, and drives the same moved further of contact system two opposite groups movable contact spring, realizes that two opposite groups is switched on or switched off synchronously in four coaxial port.
Claims (7)
1, a kind of dpdt double-pole double-throw (DPDT) coaxial relay, comprise electromagnetic system (1), armature part (2) and contact system (3), it is characterized in that: electromagnetic system (1) is made up of two groups of separate electromagnetic mechanisms of magnetic circuit, and is fixed on the contact system (3) by column (4); Armature part (2) is made up of two groups of coaxial hinged armature mechanisms, and is arranged on the cover plate (5) of contact system (3), lays respectively at the below of two groups of electromagnetic mechanisms; Contact system (3) is made up of four groups of contact mechanisms, and correspondence is distributed in the below of two groups of armature mechanism four terminations; Seal bootr (6) is fixed on the top of contact system (3), and electromagnetic system (1), armature part (2) and cover plate (5) all are positioned at seal bootr (6).
2, dpdt double-pole double-throw (DPDT) coaxial relay according to claim 1 is characterized in that: described every group of electromagnetic mechanism by about unshakable in one's determination (7,8), coil (9,10), public magnetic conductor (11), public support (12) and magnet steel (13) constitute; About coil (9,10) is wrapped in respectively on unshakable in one's determination (7,8), about the upper end of (7,8) unshakable in one's determination be fixed on the public magnetic conductor (11), the lower end is fixed on the public support (12); Magnet steel (13) is positioned between the coil (9,10), and the upper end is fixed on the public magnetic conductor (11), and the lower end is fixed on the public support (12); Public magnetic conductor (11) and public support (12) are fixed on the cover plate (5) of contact system (3) by five root posts (4); Two groups of coil (9,10) parallel connections or series connection and centre tap are drawn common port.
3, dpdt double-pole double-throw (DPDT) coaxial relay according to claim 1 is characterized in that: described every group of electromagnetic mechanism by about unshakable in one's determination (7,8), coil (9,10), public magnetic conductor (11) and public support (12) constitute; About coil (9,10) is wrapped in respectively on unshakable in one's determination (7,8), about the upper end of (7,8) unshakable in one's determination be fixed on the public magnetic conductor (11), the lower end is fixed on the public support (12); Public magnetic conductor (11) and public support (12) are fixed on the cover plate (5) of contact system (3) by five root posts (4); In parallel or the series connection of two groups of coils (9,10).
4, dpdt double-pole double-throw (DPDT) coaxial relay according to claim 2, it is characterized in that: described armature part (2) is by V-arrangement armature (15,16), armature bracket (17) and actuating spring (18,19) form, armature bracket (17) is fixed on the cover plate (5) of contact system (3), V-arrangement armature (15,16) coaxial being hinged on the armature bracket (17), actuating spring (18,19) is separately fixed at the below of V-arrangement armature (15,16).
5, dpdt double-pole double-throw (DPDT) coaxial relay according to claim 3, it is characterized in that: described armature part (2) is by V-arrangement armature (15,16), armature bracket (17) and actuating spring (18,19) form, armature bracket (17) is fixed on the cover plate (5) of contact system (3), V-arrangement armature (15,16) coaxial being hinged on the armature bracket (17), actuating spring (18,19) is separately fixed at the below of V-arrangement armature (15,16); Be separately installed with armature back-moving spring (20,21) between V-arrangement armature (15,16) and the cover plate (5).
6, according to claim 4 or 5 described dpdt double-pole double-throw (DPDT) coaxial relays, it is characterized in that: described contact system (3) is made of cover plate (5), annular housing (22), coaxial connector (23), fixed contact assembly (24), spacer pin (25), push rod (26), spring (27) and movable contact spring (28); Four coaxial connectors (19) are inserted into four jiaos below of cavity (18) and make its inner core be positioned at cavity (18), four fixed contact assemblies (24) correspondence is fixed on the inner of four coaxial connectors (19) inner core, the upper end correspondence of four push rods (26) is positioned at actuating spring (18,19) below of four terminations, the lower end is passed in the location hole (29) that is inserted into behind the through hole on the cover plate (5) on the cavity (22), the middle part that movable contact spring (28) is fixed on push rod (26) is positioned at the top of fixed contact assembly (24), the lower end of push rod (26) is set with spring (27), and spring (27) is arranged in location hole (29), spacer pin (25) is fixed on the inner face of cavity (22), and the two ends of movable contact spring (28) are positioned between the spacer pin (21).
7, dpdt double-pole double-throw (DPDT) coaxial relay according to claim 6 is characterized in that: described two groups of coils (9,10) and V-arrangement armature (15,16) be the top that 45 ° of angles are installed in contact system (3), and V-arrangement armature (15,16) lays respectively at the below of two groups of coils (9,10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202217802U CN201278334Y (en) | 2008-10-09 | 2008-10-09 | Double-pole double-throw coaxial relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202217802U CN201278334Y (en) | 2008-10-09 | 2008-10-09 | Double-pole double-throw coaxial relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201278334Y true CN201278334Y (en) | 2009-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202217802U Expired - Fee Related CN201278334Y (en) | 2008-10-09 | 2008-10-09 | Double-pole double-throw coaxial relay |
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| Country | Link |
|---|---|
| CN (1) | CN201278334Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102544645A (en) * | 2011-12-29 | 2012-07-04 | 航天时代电子技术股份有限公司 | Modularized T-type microwave switch |
| CN104882321A (en) * | 2015-04-17 | 2015-09-02 | 中国电子科技集团公司第四十一研究所 | Single relay double-pole-double-throw radio frequency switch |
| CN106206171A (en) * | 2016-08-31 | 2016-12-07 | 陕西群力电工有限责任公司 | A kind of radio-frequency relay realizing dynamic circuit connector function |
| CN106328445A (en) * | 2016-10-18 | 2017-01-11 | 陕西群力电工有限责任公司 | Double-pole double-throw radio-frequency relay with auxiliary contacts |
-
2008
- 2008-10-09 CN CNU2008202217802U patent/CN201278334Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102544645A (en) * | 2011-12-29 | 2012-07-04 | 航天时代电子技术股份有限公司 | Modularized T-type microwave switch |
| CN104882321A (en) * | 2015-04-17 | 2015-09-02 | 中国电子科技集团公司第四十一研究所 | Single relay double-pole-double-throw radio frequency switch |
| CN104882321B (en) * | 2015-04-17 | 2017-07-14 | 中国电子科技集团公司第四十一研究所 | A kind of single relay DPDT RF switch |
| CN106206171A (en) * | 2016-08-31 | 2016-12-07 | 陕西群力电工有限责任公司 | A kind of radio-frequency relay realizing dynamic circuit connector function |
| CN106206171B (en) * | 2016-08-31 | 2023-10-03 | 陕西群力电工有限责任公司 | Radio frequency relay for realizing dynamic function |
| CN106328445A (en) * | 2016-10-18 | 2017-01-11 | 陕西群力电工有限责任公司 | Double-pole double-throw radio-frequency relay with auxiliary contacts |
| CN106328445B (en) * | 2016-10-18 | 2019-01-18 | 陕西群力电工有限责任公司 | A kind of double-pole double throw radio-frequency relay with auxiliary contact |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090722 Termination date: 20131009 |