TWI436377B - A chimeric filter - Google Patents

Description

Chimeric filter

The invention relates to a chimeric filter, in particular to a modular filtering device, which can reduce the interference of filtering and the integration of the iron core, and provides better filtering performance.

In a communication system in which a high-frequency wave is used as a carrier, it is necessary to use a high-frequency filter as a signal analysis, and in the dielectric resonator-type filter, a dielectric material having a high dielectric constant is used. Also known as the "iron core."

According to the analysis, the filter is mainly used as the signal analysis in the communication system of the carrier. In the process, the processing of the filter is complicated, and the iron core is limited, and the multi-core can not be effectively used in space. To improve the utility of the filter; however, the applicant has filed the application of Taiwan Patent Registration No. M395310 and the Chinese mainland patent number: ZL201020240944.3, which improves the iron core setting and processing method of the conventional iron core structure to apply the effective space setting. At the same time, a plurality of cores; in the case (as shown in Figures 1 and 2), the proposed filter 1 is composed of an upper substrate 10, a plurality of core modules 11, and a plurality of connection terminal modules. 12 and the lower substrate 13 and the like are combined; the upper and lower substrates 10, 13 have a conductive circuit board in which a plurality of perforations 100, 101, 130, 131 are formed, and the plurality of perforations 100, 130 have three rows on both sides. One end of the terminal 120 of the connection terminal module 12 is correspondingly disposed, and the plurality of through holes 101 and 131 are located on the inner side, and the terminals 110, 110' of the iron core modules 11 and 11' are correspondingly disposed through the module. Iron core modules 11, 11 And the connection of the connection terminal module 12 can provide a quick and efficient connection and reduce the generation of defective ratios; the core modules 11, 11' are embedded with a plurality of terminals 110, 110' before injection molding, Both sides The terminals 110, 110' are wound between the core and stored in the central groove, and the terminals 110, 110' are respectively disposed between the inner through holes 101, 131 of the upper substrate 10 and the lower substrate 13 in the forward and reverse directions; The terminal module 12 is pre-embedded in the plurality of terminals 120 before injection molding, and a slider 121 that can be displaced up and down is disposed between the plurality of terminals 120 of the terminal module 12, which can help the terminals of the longer end correspond to the lower end. The perforation 130 of the substrate 13 can be more accurately and quickly positioned and soldered; however, by modularizing the iron core and the connection terminal, the filter 1 can be nearly completely automated during the connection and assembly, which can reduce the overall The defect rate of the process and the addition of a limited space content to place more core modules to improve the performance of the filter 1.

However, in the prior art, the core can be modularized to improve the conventional processing mode and the number of cores to improve the filtering efficiency; the filter 1 is based on a printed circuit board (Fig. 2). The lower substrate 10, 13 serves as a carrier for the connection, and connects the core modules 11, 11' and the connection terminal module 12, and since the guide circuit is arranged in the printed circuit board, when the filter is When used, the magnetic wave generated by the machine will also cause a large filter change due to the change and difference of the guide line in the printed circuit board. In order to determine the quality of the filter, the applicant proposes another form. The filter is not set by the printed circuit board as a carrier, and is set in a layered manner to greatly reduce the interference of the filter.

Therefore, the applicant has a better function for the more sophisticated filter, and designs a chimeric filter to provide a filter that combines the mother and child to form a module to reduce the interference during filtering. And can be arranged in combination according to the needs of use, providing better filtering performance.

The present invention relates to a chimeric filter, which is a combination of a mother core module and a sub-core module, wherein the mother and child core modules respectively comprise: a body, a plurality of terminals, a plurality of irons The core and a cover are combined, wherein the mother iron core module has upper and lower grooves between the plurality of terminals on both sides for the iron core setting and the sub iron core module to be fitted, and the sub iron core module is in two A groove is provided between the plurality of terminals on the side for the iron core, and a filter is formed by laminating and fitting the mother and child core modules.

A preferred embodiment of the chisel type filter according to the present invention is characterized in that the mother core module is provided with a plurality of perforations on both sides.

A preferred embodiment of the mating type filter according to the present invention is characterized in that the female core module forms a groove on the top surface and the bottom surface.

A preferred embodiment of the chisel type filter according to the present invention is characterized in that the sub-core module is provided with a plurality of perforations on both sides.

A preferred embodiment of the chisel type filter according to the present invention is characterized in that the sub-core module forms a recess in the top surface.

A preferred embodiment of the mating type filter according to the present invention is characterized in that the female and sub-core modules are disposed in the recess of the top surface for the plurality of cores.

The detailed description and technical content of the present invention will now be described as follows:

First, please refer to FIG. 3, FIG. 4 and FIG. 5, which are schematic exploded perspective views of a chimeric filter according to the present invention. The filter 2 of the chimeric filter of the present invention is composed of a female iron. The core module 20 and a sub-core module 21 are laminated, and the female core module 20 includes: The base body 200, the plurality of terminals 201, the plurality of cores 202, and a cover body 203 are combined. The sub-core module 21 includes: a body 210, a plurality of terminals 211, a plurality of cores 212, and a cover 213; The base body 200 of the mother iron core module 20 is an approximately rectangular block body, and forms rectangular recesses 204 and 205 toward the center in the upper and lower planes (not shown, please refer to FIG. 6 first). A plurality of through holes 208 are formed on the left and right sides of the grooves 204 and 205, and a ladder-shaped fitting portion 206 is formed on both sides of a groove 204 for covering the cover body 203. However, the groove 204 of the seat body 200 is supplied. The iron core 202 is disposed, and the recess 205 is provided for the sub-core module 21, and the through hole 208 is provided for the plurality of terminals 201. The terminal 201 is a conductor, is disposed between the through holes 208, and provides iron. The wire 2020 is wound around the core 2020. The cover 203 is a rectangular body and is covered between the side embedded portions 206 of the base 200. Further, the base 210 of the sub-core module 21 is approximately rectangular. The block body forms a rectangular groove 214 toward the center between the upper planes (not shown in the figure, please refer to FIG. 6 first), and forms a plurality of holes on the left and right sides of the groove 214. 217, a ladder-shaped embedded portion 215 is formed on both sides of a recess 214 for the cover body 213 to be closed. However, the recess 214 of the base 210 is provided to the core 212, and the through-hole 217 is provided. The plurality of terminals 211 are disposed. The terminal 211 is a conductor. The terminal 211 is disposed between the through holes 217 and is provided with a wire 2120 between the cores 212. The cover 213 is a rectangular body and is covered by the base 210. After the female core module 20 and the sub-core module 21 are respectively assembled, the top of the sub-core module 21 is fitted into the recess 205 of the female core module 20; In combination, a chimeric filter is formed. Therefore, the present invention does not use a printed circuit board as a carrier, but is arranged in a stacked manner to greatly reduce filtering interference and increase filtering performance.

Please refer to FIG. 6 and FIG. 7 for a side cross-sectional view of the chimeric filter of the present invention. It is intended that the filter 2 is formed by a female core module 20 and a sub-core module 21, wherein the recesses 204 and 205 are formed between the bases 200 of the female core module 20, and the grooves are formed. A plurality of tubular through holes 208 are formed between the two sides of the 204 and 205, and a terminal 201 is disposed between the through holes 208. The two ends of the terminal 201 extend to the outside of the base 200, and a plurality of cores 202 are disposed in the groove 204. 202, the wire 2020 is wound, and the end of the wire 2020 is wound around one end of the two terminals 201, and then covered by a cover 203 on the top surface of the base 200 to form a module; the sub-core module 21 A plurality of tubular through holes 217 are formed between the two sides of the recesses 214, and a plurality of tubular through holes 217 are formed between the two sides of the recesses 214. The two ends of the terminals 211 extend to the outside of the base 210 and the recesses 214. A plurality of cores 212 are provided. The core 212 is wound around the wire 2120, and the end of the wire 2120 is wound around one end of the two terminals 211, and then covered by a cover 213 on the top surface of the base 210 to form a mold. The recess 205 of the base 200 of the female core module 20 corresponds to the sub-core module 21, and is fitted to each other to form a mosaic filter. Device.

Please refer to FIG. 8 , FIG. 9 , FIG. 10 , FIG. 11 , FIG. 12 , and FIG. 13 , which are schematic diagrams of an embodiment of the chimeric filter of the present invention. The filter 2 is formed by a female core module 20 and a sub-core module 21, and the mother and child core modules 20 and 21 are covered by the covers 203 and 213 and the bases 200 and 210. The plurality of cores 202, 212 and the plurality of terminals 201, 211 are formed. However, in the embodiment, the two sides of the base 210 of the sub-core module 21 can be further extended, and a plurality of through holes 218 are formed, and the female core mold The height of the group 200 is relatively reduced, and the terminal 201 of the female core module 20 is provided between the through holes 218 of the sub-core module 21, and the positioning function of the terminal 201 enables the mother and child core modules 20, 21 more accurate and stable combination; see also FIG. 9, FIG. 10, FIG. 11, FIG. 12, and FIG. 13, which are schematic views of an embodiment of the chimeric filter of the present invention, wherein the present invention Is composed of a female core module 20 and A sub-core module 21 is nested and integrated with each other in a male and female manner, and the mother and child core modules 20 and 21 are combined with the components of the cover bodies 203 and 213 and the base bodies 200 and 210, and are disposed therein. The plurality of cores 202, 212 and the plurality of terminals 201, 211 (not shown, see FIG. 5), however, the mother and child core modules 20, 21 of the present invention are implemented as shown in FIG. The sub-core module 21' can be integrally formed by the cover body 203, the base body 200, the iron core 202, and the terminal 201, and has a core and a terminal 211'. The iron core module 21' is fitted into the recess 205 of the female core module 20 to form the filter 2; and as shown in Fig. 10, the integrally formed female core module 20' and the sub-core mold can be formed. Group 21', and each module comprises a core and terminals 201', 211', and the sub-core module 21' is fitted into the groove 205' of the parent core module 20' to form a filter 2; As shown in FIG. 11 , it may be an integrally formed female core module 20 ′ and includes a core and a terminal 201 ′ and a sub-core module 21 with a cover 213 , a seat 210 , a core 212 , and a terminal 211 . Combined, the sub-core module 21 is fitted The filter 2 is formed in the recess 205' of the female core module 20'; further, as shown in Figures 12 and 13, the filter 2 of the present invention comprises a female core module 20 and a sub-iron The core modules 21 are nested and joined to each other in a male-female manner. However, in order to make the fitting direction correct, the core modules 21 can be formed on the recess 205 of the female core module 20 and the side of the base 210 of the sub-core module 21. The tenon 207 and the concavity 216 serve as a fitting anti-staying mechanism.

Please refer to FIG. 14 , FIG. 15 , FIG. 16 , and FIG. 17 , which are schematic diagrams of an embodiment of the chisel type filter of the present invention. The filter 2 is composed of a female core module 20 and a The sub-core module 21 is laminated and assembled. However, in the implementation, the filter 2 of unequal number can be set according to the requirements of different devices, wherein the width X of the filter 2 can be formed in a long rectangular shape according to the use requirement (such as the 14th As shown in the figure), according to different needs, the filter 2 can be one or more sub-core molds. The group 21 is matched with a female core module 20, and can be matched with the mother and child core modules of different widths X (as shown in Fig. 15, Fig. 16, and Fig. 17). It achieves the filtering and reducing the interference of the rate wave in accordance with various requirements.

In the foregoing description, the present invention has been described with reference to the specific embodiments of the invention. The description and drawings are intended to be illustrative and not restrictive. Therefore, it is intended that the present invention cover the modifications and variations of the scope of the appended claims.

1, 2‧‧‧ filter

10‧‧‧Upper substrate

100, 101, 130, 131, 208, 217, 218‧ ‧ piercing

11, 11'‧‧‧ iron core module

110, 110', 120‧‧‧ terminals

12‧‧‧Connecting terminal module

121‧‧‧ Slider

13‧‧‧lower substrate

20, 20'‧‧‧ mother core module

200, 210‧‧‧ body

201, 201', 211, 211'‧‧‧ terminals

202, 212‧‧‧ iron core

2020, 2120‧‧‧ wire

203, 213‧‧‧ cover

204, 205, 205', 214‧‧ ‧ grooves

206, 215‧‧ embedded

207‧‧‧榫

216‧‧‧ concave

21, 21'‧‧‧ sub-core module

X‧‧‧Width

Figure 1: A perspective view of a conventional filter.

Fig. 2 is a perspective exploded view of a conventional filter.

Fig. 3 is a perspective view showing a chimeric filter of the present invention.

Fig. 4 is a perspective exploded view showing the chimeric filter of the present invention.

Fig. 5 is a perspective exploded view showing the assembly of the chimeric filter of the present invention.

Fig. 6 is a side cross-sectional view showing the chimeric filter of the present invention.

Fig. 7 is a side view sectional view showing the fitting type filter of the present invention.

Fig. 8 is a schematic view showing an embodiment of a core module of the mosaic type filter of the present invention.

Fig. 9 is a schematic view showing an embodiment of a core module of the mosaic type filter of the present invention.

Fig. 10 is a view showing an embodiment of a core module of the mosaic type filter of the present invention.

Figure 11 is a schematic view showing an embodiment of a core module of the chimeric filter of the present invention.

Fig. 12 is a schematic view showing an embodiment of the foolproof mechanism of the chimeric filter of the present invention.

Figure 13 is a schematic view showing an embodiment of the foolproof mechanism of the chimeric filter of the present invention.

Figure 14 is a schematic view showing an embodiment of the width of the chimeric filter of the present invention.

Fig. 15 is a view showing an arrangement example of a fitting type filter of the present invention.

Fig. 16 is a view showing a setting embodiment of a chimer type filter of the present invention.

Fig. 17 is a view showing an arrangement example of a fitting type filter of the present invention.

2‧‧‧ filter

20‧‧‧Female core module

200, 210‧‧‧ body

201, 211‧‧‧ terminals

203‧‧‧ cover

21‧‧‧Subcore module

Claims (7)

A chisel type filter is mainly characterized in that: a mother iron core module is composed of a body, a cover body, a plurality of iron cores and a plurality of terminal assemblies, wherein a groove is arranged inside; and a sub-core module is provided The utility model comprises a body, a cover body, a plurality of iron cores and a plurality of terminal structures, and is mainly used for fitting into the mother iron core module; the filter is a mother and a child iron core module, and the two are combined by a fitting manner. The terminals are arranged in parallel on both sides for insertion on the circuit board. The chisel type filter according to claim 1, wherein the base body of the female core module forms a plurality of grooves and a plurality of perforations. The chisel type filter according to claim 1, wherein the base of the mother iron core module forms a tenon. The chisel type filter according to claim 1, wherein the sub-core module body forms a groove and a plurality of perforations. The chisel type filter according to claim 1, wherein the sub-core module body forms a recess. The chisel type filter according to claim 1, wherein the width of the mother core module and the sub-core module can be increased or decreased according to requirements. The chisel type filter according to claim 1, wherein the filter can be implemented by juxtaposing one or more sub-core modules and a female core module.