CN217656047U - Filter input and output structure capable of being directly connected with PCB - Google Patents
Filter input and output structure capable of being directly connected with PCB Download PDFInfo
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- CN217656047U CN217656047U CN202122567229.1U CN202122567229U CN217656047U CN 217656047 U CN217656047 U CN 217656047U CN 202122567229 U CN202122567229 U CN 202122567229U CN 217656047 U CN217656047 U CN 217656047U
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Abstract
The utility model discloses a can with wave filter input/output structure of PCB board direct connection belongs to wave filter technical field, one kind can with the wave filter input/output structure of PCB board direct connection, including debugging anchor clamps, the last dismantlement of debugging anchor clamps is connected with the division board, the division board upside is provided with the cavity, the cavity upside is provided with the apron, the cavity inboard is provided with output port syntonizer, output port syntonizer is provided with 10, 10 output port syntonizer passes through output port syntonizer set screw and can dismantle the connection on debugging anchor clamps, both ends output port syntonizer downside fixedly connected with input/output microstrip line matches the copper sheet, the input/output microstrip line matches the copper sheet and outwards extends, debugging anchor clamps left side is provided with output PCB matching board, the utility model provides an unable direct drawback of being connected with PCB integrated circuit during conventional wave filter input/output, to the relatively conventional structure easy control of product index.
Description
Technical Field
The utility model relates to a wave filter technical field especially relates to a can with wave filter input/output structure of PCB board direct connection.
Background
The filter is a device for filtering waves, the waves are a very wide physical concept, and in the field of electronic technology, the waves are narrowly limited to refer to a process for describing fluctuation of values of various physical quantities along with time, and the process is converted into a time function of voltage or current through the action of various sensors, so that the time waveform of the various physical quantities or a signal is called;
however, in the design process of the traditional filter, some products are special in application and need to be welded on a PCB and integrated circuits on the PCB to work together, the input and output of the conventional filter are in a joint form, and the input and output form is fixed, so that the conventional filter cannot be directly switched to the PCB, and an external cable module and an independent filter fixing support plate are needed to be connected with the PCB under the condition of ensuring 50 Ω matching, so that the conventional filter is not easy to control.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that needs external cable module and the fixed board of propping up out of solitary wave filter among the prior art just can be connected with the PCB board under the condition of guaranteeing 50 omega matching, be difficult to control, and the wave filter input/output structure that can with PCB board direct connection that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a filter input-output structure directly connectable to a PCB board, comprising:
the debugging clamp is characterized in that a partition board is detachably connected to the debugging clamp, a cavity is arranged on the upper side of the partition board, a cover plate is arranged on the upper side of the cavity, output port resonators are arranged on the inner side of the cavity, 10 output port resonators are detachably connected to the debugging clamp through output port resonator fixing screws, input and output microstrip lines are fixedly connected to the lower side of the output port resonators and match copper sheets, the input and output microstrip lines match the copper sheets and extend outwards, an output PCB matching board is arranged on the left side of the debugging clamp and located at the left end of the cavity, the output PCB matching board is detachably connected to the debugging clamp through output PCB matching board fixing screws, an input PCB matching board is arranged on the right side of the debugging clamp and located at the right end of the cavity, the input PCB matching board is detachably connected to the debugging clamp through input PCB matching board fixing screws, and the input PCB matching board and the output PCB matching board are both connected with the input and output microstrip line matching copper sheets.
Preferably, a capacitive coupling copper sheet is arranged on the lower side of the output port resonator on the right side, a capacitive coupling copper sheet fixing support piece is detachably connected to the capacitive coupling copper sheet, and the capacitive coupling copper sheet is connected with the 2 output port resonators through the capacitive coupling copper sheet fixing support piece.
Preferably, an output connector is arranged on the outer wall of the left side of the debugging fixture, the output connector is detachably connected to the debugging fixture through output connector fixing screws, 4 output connector fixing screws are arranged and evenly distributed at four corners of the output connector, one end of the output PCB matching board is connected with the output connector raised head, and the other end of the output PCB matching board is connected with the input and output microstrip line matching copper sheet.
Preferably, an input connector is arranged on the outer wall of the right side of the debugging clamp, the input connector is detachably connected to the debugging clamp through input connector fixing screws, the number of the input connector fixing screws is 4, the input connector fixing screws are uniformly distributed at four corners of the input connector, one end of the input PCB matching board is connected with an input connector raised head, and the other end of the output PCB matching board is connected with an input and output microstrip line matching copper sheet.
Preferably, all be provided with the screw hole on apron and the cavity, it realizes dismantling the connection to have apron set screw in the screw hole to lap and cavity, apron set screw is provided with 8.
Preferably, the cover plate is detachably connected with tuning screws, and the tuning screws are provided with 21 tuning screws which are uniformly distributed on the cover plate according to a rule.
Preferably, the number of the input PCB matching board fixing screws is 4, and the fixing screws are uniformly distributed at four corners of the input PCB matching board
Preferably, the number of the output PCB matching board fixing screws is 4, and the output PCB matching board fixing screws are uniformly distributed at four corners of the output PCB matching board;
preferably, the debugging fixture is provided with a threaded hole, the partition board is provided with a threaded hole matched with the debugging fixture, and the partition board and the debugging fixture are detachably connected through the partition board fixing screw
Preferably, the bottom end of the cover plate fixing screw is higher than the top end of the isolation plate fixing screw.
Compared with the prior art, the utility model provides a can with PCB board direct connection's wave filter input/output structure, possess following beneficial effect:
1. the structure changes the input and output connector of the conventional filter into a 50 omega microstrip line mode which is suitable for a PCB, solves the defect that the conventional filter can not be directly connected with a PCB integrated circuit when in input and output, and is easy to control the product index compared with the conventional structure;
2. the structure changes the input and output joint form of the conventional filter into a structure that a 50 omega metal sheet matched with the cavity groove is directly welded on the first resonance column in the cavity, the metal sheet is directly welded to replace the input and output joint of the conventional filter, the processing cost and the batch cost are low, the stability and the consistency are high, and the operability is high.
Drawings
Fig. 1 is a perspective view of an input/output structure of a filter directly connectable to a PCB according to the present invention;
fig. 2 is a top view of a connection structure of an input/output structure of a filter that can be directly connected to a PCB according to the present invention;
fig. 3 is a front view of an input/output structure of a filter that can be directly connected to a PCB according to the present invention;
fig. 4 is a bottom view of the input/output structure of the filter directly connectable to the PCB according to the present invention;
fig. 5 is a left side view of an input/output structure of a filter directly connectable to a PCB according to the present invention;
fig. 6 is an uncapped top view of a filter input/output structure that can be directly connected to a PCB according to the present invention;
fig. 7 is a perspective view of the cover opening cavity of the filter input/output structure directly connected to the PCB of the present invention
Fig. 8 is a perspective view of a welding structure of the input/output structure of the filter that can be directly connected to the PCB according to the present invention;
fig. 9 is a front view of the cover opening of the input/output structure of the filter directly connectable to the PCB according to the present invention.
In the figure: 1. a cavity; 2. a cover plate; 3. a cover plate fixing screw; 4. a tuning screw; 5. an output connector fixing screw; 6. an output connector; 7. an input connector; 8. an input joint fixing screw; 9. inputting a PCB matching board; 10. inputting a PCB matching board fixing screw; 11. outputting a PCB matching board; 12. outputting a PCB matching board fixing screw; 13. debugging a clamp; 14. an output port resonator; 15. an output port resonator fixing screw; 16. a capacitive coupling copper sheet; 17. Fixing and supporting parts of the capacitive coupling copper sheets; 18. the input and output microstrip line is matched with the copper sheet; 19. a separator plate; 20. the spacer fixes the screw.
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.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example (b):
1. referring to fig. 1 to 9, a filter input-output structure directly connectable to a PCB board, includes:
the debugging clamp 13 is detachably connected with a partition plate 19 through a partition plate fixing screw 20, disassembly is convenient, a cavity 1 is arranged on the upper side of the partition plate 19, a cover plate 2 is arranged on the upper side of the cavity 1, threaded holes are formed in the cover plate 2 and the cavity 1, the cover plate fixing screw 3 is sleeved in the threaded hole to detachably connect the cover plate 2 and the cavity 1, assembly is convenient, 8 cover plate fixing screws 3 are arranged and uniformly fixed on the cover plate 2, the structure is firmer, tuning screws 4 are detachably connected to the cover plate 2, 21 tuning screws 4 are arranged, and the 21 tuning screws 4 are uniformly distributed on the cover plate 2 according to rules and are used for adjusting the coupling zero point of the capacitor;
an output port resonator 14 is fixed on the inner side of the cavity 1 by using screws, 10 output port resonators 14 are arranged, 10 output port resonators 14 are detachably connected to a debugging clamp 13 through output port resonator fixing screws 15, the output port resonators 14 are convenient to adjust, input and output microstrip line matching copper sheets 18 are welded on the lower sides of the output port resonators 14 at two ends by soldering, the two input and output microstrip line matching copper sheets 18 extend outwards so as to be directly connected with a PCB, an output PCB matching board 11 is arranged on the left side of the debugging clamp 13, the output PCB matching board 11 is located at the left end of the cavity 1, the output PCB matching board 11 is detachably connected to the debugging clamp 13 through output PCB matching board fixing screws 12, the output PCB matching board 11 is convenient to replace and detach, 4 output PCB matching board fixing screws 12 are arranged and are uniformly distributed at four corners of the output PCB matching board 11, the output PCB matching board 11 is attached to the cavity 1 more tightly, signal transmission contact failure is prevented, the output PCB matching board copper sheets 11 are connected with the input and output microstrip line matching copper sheets 18, and the defect that the PCB integrated circuit cannot be directly connected with the PCB integrated circuit is overcome;
an input PCB matching board 9 is fixed on the right side of a debugging clamp 13, the input PCB matching board 9 is positioned at the right end of a cavity 1, the input PCB matching board 9 is detachably connected to the debugging clamp 13 through input PCB matching board fixing screws 10, 4 input PCB matching board fixing screws 10 are arranged and evenly distributed at four corners of the input PCB matching board 9, the input PCB matching board 9 is convenient to replace and disassemble, 4 output PCB matching board fixing screws 12 are arranged and evenly distributed at four corners of an output PCB matching board 11, so that the input PCB matching board 9 is more tightly attached to the cavity 1, poor signal transmission contact is prevented, one end of the input PCB matching board 9 is connected with a raised head of an input connector 7, the other end of the output PCB matching board 11 is connected with an input/output matching copper sheet 18, and the defect that a microstrip line cannot be directly connected with a PCB integrated circuit is overcome;
a capacitive coupling copper sheet 16 is fixed to the lower side of the right output port resonator 14 through bolts, a capacitive coupling copper sheet fixing support piece 17 is detachably connected to the capacitive coupling copper sheet 16, the capacitive coupling copper sheet 16 is connected with the 2 output port resonators 14 through the capacitive coupling copper sheet fixing support piece 17, and the bolts are fixed and convenient to replace;
an output connector 6 is fixed on the outer wall of the left side of a debugging clamp 13, the output connector 6 is detachably connected onto the debugging clamp 13 through an output connector fixing screw 5, the output connector 6 is convenient to detach and replace, an input connector 7 is fixed on the outer wall of the right side of the debugging clamp 13, the input connector 7 is detachably connected onto the debugging clamp 13 through an input connector fixing screw 8, the output connector 7 is convenient to detach and replace, 4 output connector fixing screws 5 are arranged, 4 output connector fixing screws 5 are uniformly distributed at four corners of the output connector 6, the output connector 6 is more tightly attached to a cavity 1, signal transmission contact failure is prevented, 4 input connector fixing screws 8 are arranged, 4 input connector fixing screws 8 are uniformly distributed at four corners of the input connector 7, the input connector 7 is more tightly attached to the cavity 1, signal transmission contact failure is prevented, one end of an output PCB matching board 11 is connected with a raised head of the output connector 6, the other end of the output PCB matching board 11 is connected with an input output microstrip line matching 18, and direct connection of a PCB integrated circuit is achieved;
the debugging clamp 13 is provided with a threaded hole, the partition plate 19 is internally provided with a threaded hole matched with the debugging clamp 13, the partition plate 19 and the debugging clamp 13 are detachably connected through a partition plate fixing screw 20, and the bottom end of the cover plate fixing screw 3 is higher than the top end of the partition plate fixing screw 20, so that the cover plate 3 is fixed conveniently;
the utility model discloses in, adopt the soldering welding method to weld input/output microstrip line matching copper sheet 18 to the outside respectively through the output port syntonizer 14 that will control both ends, unable direct drawback of being connected with PCB integrated circuit when having solved conventional wave filter input/output replaces the structure that conventional wave filter input/output connects, and is direct to be connected with PCB integrated circuit, and processing cost and batch cost are low, have higher stability and uniformity, and maneuverability is strong.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (10)
1. The filter input and output structure capable of being directly connected with a PCB (printed circuit board) is characterized by comprising a debugging clamp (13), wherein a separation plate (19) is detachably connected onto the debugging clamp (13), a cavity (1) is arranged on the upper side of the separation plate (19), a cover plate (2) is arranged on the upper side of the cavity (1), output port resonators (14) are arranged on the inner side of the cavity (1), 10 output port resonators (14) are arranged, and 10 output port resonators (14) are detachably connected onto the debugging clamp (13) through output port resonator fixing screws (15);
an input and output microstrip line matching copper sheet (18) is fixedly connected to the lower sides of the output port resonators (14) at the two ends, the input and output microstrip line matching copper sheet (18) extends outwards, an output PCB matching board (11) is arranged on the left side of the debugging clamp (13), the output PCB matching board (11) is located at the left end of the cavity (1), and the output PCB matching board (11) is detachably connected to the debugging clamp (13) through an output PCB matching board fixing screw (12);
the debugging clamp is characterized in that an input PCB matching board (9) is arranged on the right side of the debugging clamp (13), the input PCB matching board (9) is located at the right end of the cavity (1), the input PCB matching board (9) is detachably connected to the debugging clamp (13) through an input PCB matching board fixing screw (10), and the input PCB matching board (9) and the output PCB matching board (11) are connected with an input and output microstrip line matching copper sheet (18).
2. The filter input and output structure capable of being directly connected with a PCB board according to claim 1, wherein a capacitive coupling copper sheet (16) is disposed on the lower side of the output port resonator (14) on the right side, a capacitive coupling copper sheet fixing support (17) is detachably connected to the capacitive coupling copper sheet (16), and the capacitive coupling copper sheet (16) is connected with 2 output port resonators (14) through the capacitive coupling copper sheet fixing support (17).
3. The filter input and output structure capable of being directly connected with a PCB board according to claim 1, wherein the debugging fixture (13) is provided with output connectors (6) on the outer wall on the left side, the output connectors (6) are detachably connected to the debugging fixture (13) through output connector fixing screws (5), the output connector fixing screws (5) are provided with 4 output connector fixing screws (5), the 4 output connector fixing screws (5) are uniformly distributed at four corners of the output connector (6), one end of the output PCB matching board (11) is connected with a raised head of the output connector (6), and the other end of the output PCB matching board (11) is connected with an input and output microstrip line matching copper sheet (18).
4. The filter input and output structure capable of being directly connected with a PCB according to claim 1, wherein the debugging clamp (13) is provided with an input connector (7) on the outer wall of the right side thereof, the input connector (7) is detachably connected to the debugging clamp (13) through an input connector fixing screw (8), the input connector fixing screw (8) is provided with 4 input connector fixing screws (8), the 4 input connector fixing screws (8) are uniformly distributed at four corners of the input connector (7), one end of the input PCB matching board (9) is connected with a raised head of the input connector (7), and the other end of the output PCB matching board (11) is connected with an input and output microstrip line matching copper sheet (18).
5. The filter input/output structure capable of being directly connected with a PCB as claimed in claim 1, wherein the cover plate (2) and the cavity (1) are provided with threaded holes, cover plate fixing screws (3) are inserted into the threaded holes to detachably connect the cover plate (2) and the cavity (1), and the number of the cover plate fixing screws (3) is 8.
6. The filter input and output structure directly connected with the PCB as recited in claim 1, wherein tuning screws (4) are detachably connected to the cover plate (2), and 21 tuning screws (4) are provided, and 21 tuning screws (4) are regularly and uniformly distributed on the cover plate (2).
7. A filter input and output structure directly connectable to a PCB board according to claim 1, wherein the number of the input PCB matching board fixing screws (10) is 4, and the screws are uniformly distributed at four corners of the input PCB matching board (9).
8. The filter input and output structure directly connectable with the PCB board as claimed in claim 1, wherein the output PCB matching board fixing screws (12) are provided with 4, and are uniformly distributed at four corners of the output PCB matching board (11).
9. The filter input and output structure capable of being directly connected with a PCB as claimed in claim 1, wherein the debugging clamp (13) is provided with a threaded hole, the isolation plate (19) is provided with a threaded hole matched with the debugging clamp (13), and the isolation plate (19) and the debugging clamp (13) are detachably connected through an isolation plate fixing screw (20).
10. The filter input-output structure directly connectable to the PCB of claim 5, wherein the bottom end of the cover plate fixing screw (3) is higher than the top end of the isolation plate fixing screw (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122567229.1U CN217656047U (en) | 2021-10-25 | 2021-10-25 | Filter input and output structure capable of being directly connected with PCB |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122567229.1U CN217656047U (en) | 2021-10-25 | 2021-10-25 | Filter input and output structure capable of being directly connected with PCB |
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| Publication Number | Publication Date |
|---|---|
| CN217656047U true CN217656047U (en) | 2022-10-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122567229.1U Active CN217656047U (en) | 2021-10-25 | 2021-10-25 | Filter input and output structure capable of being directly connected with PCB |
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| Country | Link |
|---|---|
| CN (1) | CN217656047U (en) |
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2021
- 2021-10-25 CN CN202122567229.1U patent/CN217656047U/en active Active
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