CN211530144U - Coaxial radio frequency switch with auxiliary counter-force spring structure - Google Patents
Coaxial radio frequency switch with auxiliary counter-force spring structure Download PDFInfo
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- CN211530144U CN211530144U CN201922337099.5U CN201922337099U CN211530144U CN 211530144 U CN211530144 U CN 211530144U CN 201922337099 U CN201922337099 U CN 201922337099U CN 211530144 U CN211530144 U CN 211530144U
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Abstract
The utility model discloses a coaxial radio frequency switch with supplementary counter-force spring structure, including main part and counter-force spring, the top of main part is fixed with electromagnet assembly, electromagnet assembly's top both sides are fixed with the magnetic core, the cover has the coil on the magnetic core, wherein, the bottom that the main part is close to the magnetic core is rotated and is connected with armature, the bottom of armature is fixed with the counter-force shell fragment, bottom one side that the main part is close to the counter-force shell fragment is fixed with fixed reaction column. This coaxial radio frequency switch with supplementary reaction spring structure, when the armature left end was attracted by the magnetic core, the left end of reaction shell fragment upwards left push rod assembly, push rod assembly reaction spring upwards promoted push rod assembly and made the conductor piece upwards leave coaxial connector conductor core, made coaxial connector form the off-state, the right-hand member of reaction shell fragment oppresses reaction spring and fixed reaction post simultaneously this moment for the reaction that armature received is about relative rather than the reaction of on-state, forms the magnetic structure of relative symmetry.
Description
Technical Field
The utility model relates to a radio frequency switch technical field specifically is a coaxial radio frequency switch with supplementary counter-force spring structure.
Background
The radio frequency switch belongs to the signal switch for cable TV network or communication field, and is used for controlling the passing of cable transmission radio frequency signal, and is formed from shell, two crystal diodes and input, output and control end connected with auxiliary circuit, one crystal diode is series-connected with AC signal channel, and another diode is connected with signal channel and AC signal ground.
Although the types and the number of the existing radio frequency switches are very large, the existing radio frequency switches still have certain problems and bring certain inconvenience to the use of the radio frequency switches.
When the existing radio frequency switch is used, when the switch is disconnected, the magnetic force in the disconnected state is different from that in the closed state, so that a relatively symmetrical magnetic structure cannot be formed, and the radio frequency switch is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a coaxial radio frequency switch with supplementary counter-force spring structure to solve present radio frequency switch that above-mentioned background art provided when using, when the switch disconnection, the magnetic force structure of relative symmetry, the problem of inconvenient use can't be formed to off-state and on-state magnetic force variation in size.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a coaxial radio frequency switch with supplementary reaction spring structure, includes main part, armature subassembly, supplementary reaction spring, push rod subassembly and a pair of coaxial connector, the armature subassembly contains armature and reaction shell fragment, supplementary reaction spring is located the below of reaction shell fragment to constitute by reaction spring and fixed reaction post.
Preferably, an armature assembly is fixed on the top of the main body, magnetic cores are fixed on two sides of the top of the armature assembly, and coils are sleeved on the magnetic cores,
the bottom of the main body close to the magnetic core is rotatably connected with an armature, a counter-force spring piece is fixed at the bottom of the armature, a fixed counter-force column is fixed at one side of the bottom of the main body close to the counter-force spring piece, the counter-force spring is sleeved on the fixed counter-force column, a push rod assembly groove is formed in the other side of the bottom of the main body close to the counter-force spring piece, a push rod assembly penetrates through the interior of the push rod assembly groove, and a push rod assembly counter-force spring is sleeved on the push rod;
the top that push rod assembly is close to push rod assembly reaction spring is fixed with spring baffle, the conductor piece groove has been seted up to the bottom that the main part is close to push rod assembly groove, the mounting groove has been seted up to the both sides that the main part is close to the conductor piece groove, the internally mounted of mounting groove has coaxial connector, the inside in conductor piece groove is provided with the conductor piece, armature assembly is close to and is fixed with the permanent magnet between the magnetic core.
Preferably, the reaction spring plate is elastically connected with the main body through a reaction spring.
Preferably, the push rod assembly penetrates through the inner part of the push rod assembly groove, and the bottom of the push rod assembly is fixedly connected with the conductor sheet.
Preferably, the spring baffle is a cylinder, and the outer diameter of the spring baffle is larger than the inner diameter of the reaction spring of the push rod assembly.
Preferably, the coaxial connector is screwed to the inner diameter of the mounting groove through a metal shell, an insulator is fixed inside the metal shell, a conductor core penetrates through the insulator, and the top of the conductor core is connected with the conductor piece.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when the left end of the armature iron is attracted by a magnetic core, the left end of the counter-force elastic sheet upwards leaves the push rod assembly, the counter-force spring of the push rod assembly upwards pushes the push rod assembly and enables the conductor sheet to upwards leave the conductor core of the coaxial connector, so that the coaxial connector is in a disconnected state, and the right end of the counter-force elastic sheet simultaneously presses the counter-force spring and the fixed counter-force column, so that the counter force borne by the armature iron assembly is approximately opposite to the counter force in the closed state of the armature iron assembly, and a relatively symmetrical magnetic structure is formed;
2. according to the coaxial radio frequency switch with the auxiliary counter-force spring structure, when the left end of the armature moves downwards, the armature drives the spring baffle to move downwards, the counter-force spring of the push rod assembly compresses, and when the left end of the armature moves upwards, the counter-force spring of the push rod assembly drives the push rod assembly to move upwards through the spring baffle, so that the conductor sheet is far away from the conductor core, and the coaxial connector is convenient to form a disconnection state;
3. this coaxial radio frequency switch with supplementary reaction spring structure can make coaxial radio frequency switch's coaxial connector switch between the closure and disconnection state through both sides magnetic core subassembly, is convenient for control coaxial radio frequency switch.
Drawings
Fig. 1 is a schematic view of a closed structure of the coaxial connector of the present invention;
FIG. 2 is a schematic view of a partial enlarged structure at A in FIG. 1 according to the present invention;
fig. 3 is a schematic diagram of the disconnection structure of the coaxial connector of the present invention.
In the figure: 1. a main body; 2. an armature assembly; 3. a magnetic core; 4. a coil; 5. an armature; 6. a counter-force spring plate; 7. fixing a reaction column; 8. a counter-force spring; 9. a push rod assembly slot; 10. a push rod assembly; 11. a push rod assembly reaction spring; 12. a spring baffle; 13. a conductor piece slot; 14. mounting grooves; 15. a coaxial connector; 1501. a metal housing; 1502. an insulator; 1503. a conductor core; 16. a conductor sheet; 17. and a permanent magnet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a coaxial radio frequency switch with an auxiliary reaction spring structure comprises a main body 1, an armature component 2, a magnetic core 3, a coil 4, an armature 5, a reaction elastic sheet 6, a fixed reaction column 7, a reaction spring 8, a push rod component groove 9, a push rod component 10, a push rod component reaction spring 11, a spring baffle 12, a conductor sheet groove 13, a mounting groove 14, a coaxial connector 15, a conductor sheet 16 and a permanent magnet 17, wherein the armature component 2 is fixed at the top of the main body 1, the magnetic core 3 is fixed on two sides of the top of the armature component 2, the coil 4 is sleeved on the magnetic core 3,
the bottom of the main body 1 close to the magnetic core 3 is rotatably connected with an armature 5, the bottom of the armature 5 is fixed with a reaction spring sheet 6, the reaction spring sheet 6 is elastically connected with the main body 1 through a reaction spring 8, when the left end of the armature 5 is attracted by the magnetic core 3, the left end of the reaction spring sheet 6 is upwards separated from a push rod assembly 10, a reaction spring 11 of the push rod assembly upwards pushes the push rod assembly 10 and a conductor sheet 16 upwards separated from a conductor core 1503 of a coaxial connector 15, so that the coaxial connector 15 is in a disconnected state, at the moment, the right end of the reaction spring sheet 6 simultaneously presses the reaction spring 8 and the fixed reaction column 7, so that the reaction force borne by the armature 5 assembly is approximately opposite to the reaction force in a closed state, a relatively symmetrical magnetic structure is formed, one side of the bottom of the main body 1 close to the reaction spring sheet 6 is fixed with the fixed reaction column 7, a push rod assembly groove 9 is formed in the other side, close to the bottom of the counter-force elastic sheet 6, of the main body 1, a push rod assembly 10 penetrates through the push rod assembly groove 9, the bottom of the push rod assembly 10 is fixedly connected with a conductor piece 16, the push rod assembly 10 can drive the conductor piece 16 to move up and down in the conductor piece groove 13, and a push rod assembly counter-force spring 11 is sleeved on the push rod assembly 10;
a spring baffle 12 is fixed at the top of the push rod assembly 10 close to the push rod assembly reaction spring 11, the spring baffle 12 is a cylinder, the outer diameter of the spring baffle 12 is larger than the inner diameter of the push rod assembly reaction spring 11, when the left end of the armature 5 moves downwards, the armature 5 drives the spring baffle 12 to move downwards, the push rod assembly reaction spring 11 compresses, when the left end of the armature 5 moves upwards, the push rod assembly reaction spring 11 drives the push rod assembly 10 to move upwards through the spring baffle 12, so that the conductor sheet 16 is far away from the conductor core 1503, the coaxial connector 15 is in a disconnected state, the bottom of the main body 1 close to the push rod assembly groove 9 is provided with a conductor sheet groove 13, the two sides of the main body 1 close to the conductor sheet groove 13 are provided with mounting grooves 14, the inside of the mounting grooves 14 is provided with a coaxial connector 15, the coaxial connector 15 is in the inner diameter of the mounting groove, an insulator 1502 is fixed inside the metal shell 1501, a conductor core 1503 penetrates through the insulator 1502, the top of the conductor core 1503 is connected with a conductor piece 16, the conductor piece 16 is arranged inside the conductor piece groove 13, and a permanent magnet 17 is fixed between the armature assembly 2 and the magnetic core 3.
The working principle is as follows: when the coaxial radio frequency switch with the auxiliary reaction spring structure is used, firstly, the right magnetic core 3 is electrified to generate magnetic force, the magnetic core 3 drives the right end of the armature 5 to move upwards, the armature 5 is attracted by the lower end of the magnetic core 3, the left end of the reaction elastic sheet 6 presses the push rod assembly 10 downwards and leads the conductor sheet 16 to move downwards, and simultaneously contacts the conductor cores 1503 of the coaxial connectors 15 at two sides, so that a closed conduction state is formed between the coaxial connectors, when disconnection is required, the left magnetic core 3 is electrified to generate magnetic force, when the left end of the armature 5 is attracted by the magnetic core 3, the left end of the reaction elastic sheet 6 is separated from the push rod assembly 10 upwards, the reaction spring 11 of the push rod assembly pushes the push rod assembly 10 upwards and leads the conductor sheet 16 to be separated from the conductor core 1503 of the coaxial connector 15 upwards, so that the coaxial connectors 15 are in a disconnection state, and at the right end of the reaction, so that the opposing force experienced by the armature 5 assembly is approximately opposite to the opposing force in its closed state, resulting in a relatively symmetrical magnetic structure, which is well known to those skilled in the art and not described in detail in this specification.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a coaxial radio frequency switch with supplementary reaction spring structure, includes main part (1), armature subassembly (2), supplementary reaction spring (8), push rod subassembly (10) and a pair of coaxial connector (15), its characterized in that: armature subassembly (2) contain armature (5) and reaction shell fragment (6), supplementary reaction spring (8) are located the below of reaction shell fragment (6) to constitute by reaction spring (8) and fixed reaction post (7).
2. The coaxial rf switch with assisted reaction spring structure of claim 1, wherein: an armature component (2) is fixed at the top of the main body (1), magnetic cores (3) are fixed at two sides of the top of the armature component (2), coils (4) are sleeved on the magnetic cores (3), wherein,
the magnetic core type magnetic core comprises a main body (1), wherein the bottom of the main body (1) close to a magnetic core (3) is rotatably connected with an armature (5), the bottom of the armature (5) is fixedly provided with a reaction elastic sheet (6), one side of the main body (1) close to the bottom of the reaction elastic sheet (6) is fixedly provided with a fixed reaction column (7), a reaction spring (8) is sleeved on the fixed reaction column (7), the other side of the main body (1) close to the bottom of the reaction elastic sheet (6) is provided with a push rod assembly groove (9), a push rod assembly (10) penetrates through the push rod assembly groove (9), and a push rod assembly reaction spring (11) is sleeved on the push rod assembly;
push rod subassembly (10) are close to the top of push rod subassembly reaction spring (11) and are fixed with spring baffle (12), conductor piece groove (13) have been seted up to main part (1) bottom that is close to push rod subassembly groove (9), mounting groove (14) have been seted up to main part (1) both sides that are close to conductor piece groove (13), the internally mounted of mounting groove (14) has coaxial connector (15), the inside in conductor piece groove (13) is provided with conductor piece (16), armature subassembly (2) are close to and are fixed with permanent magnet (17) between magnetic core (3).
3. The coaxial rf switch with assisted reaction spring structure of claim 1, wherein: the reaction spring plate (6) is elastically connected with the main body (1) through a reaction spring (8).
4. The coaxial rf switch with assisted reaction spring structure of claim 1, wherein: the push rod assembly (10) penetrates through the interior of the push rod assembly groove (9), and the bottom of the push rod assembly (10) is fixedly connected with the conductor sheet (16).
5. The coaxial rf switch with assisted reaction spring structure of claim 2, wherein: the spring baffle (12) is a cylinder, and the outer diameter of the spring baffle (12) is larger than the inner diameter of the push rod assembly reaction spring (11).
6. The coaxial rf switch with assisted reaction spring structure of claim 1, wherein: the coaxial connector (15) comprises a metal shell (1501), an insulator (1502) and a conductor core (1503), the coaxial connector (15) is in threaded connection with the inner diameter of a mounting groove (14) through the metal shell (1501), the insulator (1502) is fixed inside the metal shell (1501), the conductor core (1503) penetrates through the insulator (1502), and the top of the conductor core (1503) is connected with a conductor piece (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922337099.5U CN211530144U (en) | 2019-12-24 | 2019-12-24 | Coaxial radio frequency switch with auxiliary counter-force spring structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922337099.5U CN211530144U (en) | 2019-12-24 | 2019-12-24 | Coaxial radio frequency switch with auxiliary counter-force spring structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211530144U true CN211530144U (en) | 2020-09-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922337099.5U Active CN211530144U (en) | 2019-12-24 | 2019-12-24 | Coaxial radio frequency switch with auxiliary counter-force spring structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211530144U (en) |
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2019
- 2019-12-24 CN CN201922337099.5U patent/CN211530144U/en active Active
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