TWI600235B - Filter module structure - Google Patents

Description

Filter module structure

A filter module structure, especially a novel filter module structure.

Nowadays, the rapid development of computer technology, desktop computers or notebook computers have been widely found in every corner of the society, and the development trend of computers is also moving toward the direction of computing power, speed and small size, due to network communication. Technology is also rapidly evolving, bringing people's lives, learning, work and leisure into a new realm that is different from the past, making people's relationship with the Internet more eager and inseparable.

Furthermore, with the development trend of computers or notebook computers, the connectors inside the computer have also been greatly reduced. However, when the connector is reduced in size, it is necessary to consider the signal interference caused by its electromagnetic effect, which generally affects. The reason for the noise interference of the connector can be roughly divided into two parts, one is the electromagnetic wave interference from the connector, the other is the interference generated inside the connector, and the RJ45 connector is mostly used for digital digits. In communication, there is a filter module installed in the network connector to solve the above disadvantages, and the external network signal received by the network connector can be filtered, and the actual useful signal is retained, so that After the network signal is transmitted to the external control circuit interface and converted into a serial data transmission signal, the signal processing can be performed in the data processing system.

In order to make the RJ45 connector have better electrical performance, a filter module is provided therein. As shown in FIG. 1 , the conventional filter module is composed of an insulating body 10 ′, a connecting terminal 20 ′ and a filter coil 30 ′ component, and the filter coil 30 ′ is assembled to the circuit board before electrical welding, and the filter coil 30 ′ needs to be first The metal lead 31' is wound and wound onto the connection terminal 20' of the insulative housing 10', and the metal lead 31' is soldered to the connection terminal 20', and then soldered to the circuit board. However, the above filter module has a large occupied structure, a long manufacturing cycle, a complicated structure, and a high production cost. Therefore, it is necessary to improve the structure of the current filter module.

In view of this, the present invention is directed to the lack of the prior art, and the main purpose thereof is to provide a filter module structure, which can effectively solve the existing filter module has a large occupied space, a long production cycle, a complicated structure, and a relatively high production cost. Higher problems.

In order to achieve the above object, the present invention adopts the following technical solutions:

A filter module structure comprises an insulating body, a connecting terminal and a filter coil; the insulating body has a coil accommodating cavity, and the two sides of the coil accommodating cavity have a protective barrier, and the other sides of the coil accommodating cavity have more a splitting column, a bell mouth is formed between the adjacent two splitting columns, the bottom of the splitting column is provided with a dividing slot, and the dividing slot communicates with the inside of the coil receiving cavity through the bell mouth; the connecting terminal is combined with the insulating body Together, the connecting terminal has a wire soldering portion and a soldering leg portion, the wire soldering portion is located outside the coil receiving cavity, and the soldering leg portion protrudes out of the insulating body; the filter coil is fixed in the coil receiving cavity, and the lead of the filter coil is The bellows and the branching groove are passed through the surface of the wire bonding portion and welded to the wire bonding portion.

As a preferred solution, the wire bonding portion extends horizontally, and the soldering leg portion extends vertically downwards, further comprising a circuit board, the insulating body is abutted on a surface of the circuit board, and the wire bonding portion is on the surface of the circuit board. The solder fillet is vertically inserted into the surface of the circuit board to solder the electrical connection.

As a preferred solution, the wire soldering portion is bent obliquely to the upper side, and the soldering leg portion extends vertically downward, further comprising a circuit board, the insulating body is abutted on the surface of the circuit board, and the soldering leg portion is vertically inserted. The surface of the board is soldered electrically.

As a preferred solution, the wire bonding portion extends horizontally, and the outer end of the wire bonding portion extends with a plug portion extending vertically downward, further comprising two circuit boards located on the insulating body. The two outer sides are separated from the insulating body, and the plug portion is inserted into a corresponding electrical connection on the circuit board.

As a preferred solution, the wire bonding portion and the soldering leg portion are integrally integrally connected and extend vertically downward along the outer sidewall of the insulating body, and further include a circuit board, the insulating body is abutted on a surface of the circuit board, the soldering leg The part is vertically inserted into the board for soldering electrical connections.

In a preferred embodiment, the wire bonding portion and the soldering leg portion are integrally integrally connected, and the wire bonding portion protrudes vertically downward, and the soldering leg portion is bent and extended at a tail end of the wire bonding portion, and the soldering leg portion The horizontal extension further includes two circuit boards respectively abutting the two outer side surfaces of the insulative housing, and the soldering leg portions are inserted into the corresponding circuit board for soldering electrical connection.

In a preferred embodiment, the wire bonding portion and the soldering leg portion are integrally integrally connected, and the wire bonding portion protrudes vertically downward, and the soldering leg portion is bent and extended at a tail end of the wire bonding portion, and the soldering leg portion The horizontal extension further includes a circuit board that abuts against a surface of the circuit board that is soldered to the surface of the circuit board.

As a preferred solution, the circuit board is provided with an electronic device located on a surface, a bottom surface or a side surface of the circuit board.

As a preferred solution, a plurality of support blocks are protruded from the bottom of the insulating body.

As a preferred solution, the coil accommodating cavity is arranged in a plurality of intervals, and each of the coil accommodating cavities is fixed with the foregoing filter coil.

The present invention has obvious advantages and advantageous effects compared with the prior art. Specifically, it can be known from the above technical solutions:

By providing a wire soldering portion on the connecting terminal and fixing the filter coil in the coil accommodating cavity, the lead wire is led out of the coil accommodating cavity through the bell mouth and the branching groove and is in electrical contact with the surface of the wire bonding portion, thereby replacing the soldering electrical connection. The traditional method of wire-wound welding makes the structure of the product simpler and more compact, saves space, has better electrical performance, facilitates sharing, and has simple process. It can be easily automated production using equipment, effectively shortening the production cycle and reducing production. Cost, bring more benefits to the enterprise.

The invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Referring to the second to sixth figures, a specific structure of the first preferred embodiment of the present invention is shown, including an insulative housing 10, a connection terminal 20, and a filter coil 30.

The insulative housing 10 has a coil accommodating cavity 11 having a guard rail 12 on both sides thereof, and the other sides of the coil accommodating cavity 11 have a plurality of split posts 13 and adjacent two split posts A bell mouth 14 is formed between the legs 13 . The bottom of the splitter column 13 is provided with a branching slot 15 . The branching slot 15 communicates with the inside of the coil accommodating cavity 11 through the bell mouth 14 , wherein the coil accommodating cavity 11 is used for fixing The filter coil 30 is used to protect and fix the filter coil 30. The design of the bell mouth 14 facilitates the automatic separation of the lead wires 31 of the filter coil 30 through the mechanism, and the splitter slot 15 at the bottom of the splitter column 13 facilitates the filtering. Leads 31 on the coil 30.

The connection terminal 20 is combined with the insulative housing 10, and the connection terminal 20 and the insulative housing 10 can be combined by IM molding or machine positioning. The connection terminal 20 has a wire bonding portion 21 and a solder leg portion 22, and the lead wire is soldered. The portion 21 is located outside the coil accommodating chamber 11 and extends outside the insulating body 10.

The filter coil 30 is fixed in the coil accommodating cavity 11, and the lead wire 31 of the filter coil 30 passes through the bell mouth 14 and the branching groove 15 against the surface of the wire bonding portion 21 and is welded to the wire bonding portion 21.

Specifically, in the embodiment, the wire bonding portion 21 extends horizontally, and the solder leg portion 22 extends vertically downwards, and further includes a circuit board 40 that is abutted on the surface of the circuit board 40. The wire bonding portion 21 is abutted on the surface of the circuit board 40. The soldering leg portion 22 is vertically inserted into the surface of the circuit board 40 for soldering electrical connection, and the circuit board 40 is provided with an electronic device 50 on the circuit board. The bottom surface of the electronic device 50 can be a resistor, a capacitor, an inductor, a discharge tube (GDT), a high voltage protection element (Surge) or a choke coil (CMC), etc., and the present invention uses a choke coil to achieve voltage transformation and a function of filtering, and a plurality of support blocks 16 are protruded from the bottom of the insulative housing 10, the support block 16 is abutted on the surface of the circuit board 40, and the coil receiving cavity 11 is arranged side by side with a plurality of intervals. Each of the coil accommodating chambers 11 is fixed with the aforementioned filter coil 30.

At the time of manufacture, the connection terminal 20 is first formed. As shown in the third figure, the specific structure after the stamping is completed for the connection terminal 20, the strip portion 201 is connected to both ends of the connection terminal 20, and the strip portion 201 functions to connect the terminal In the reel packaging, the tape portion 201 extends inwardly from the wire bonding portion 21, and the wire bonding portion 21 functions to electrically connect with the lead 31 of the filter coil 30, and the wire bonding portion 21 extends downwardly to the solder leg portion 22, and the solder fillet The function of the portion 22 is to be electrically welded to the circuit board 40 of the product, and the protection leg 202 can be selectively designed on the side of the tape portion 201. The function of the protection leg 202 is to prevent deformation of the receiving terminal of the reel, and the middle of the tape portion 201 is a bridge. The connection portion 203, the function of the bridge connecting portion 203 is connected to the insulative housing 10 to facilitate the automatic reel receiving, and then, as shown in the second figure, the connecting terminal 20 is combined with the insulative housing 10 (IM molding or machine positioning) Then, the filter coil 30 is placed in the coil accommodating cavity 11 of the insulative housing 10, and the lead wire 31 of the filter coil 30 is led out of the coil accommodating cavity 11 through the bell mouth 14 and the branching slot 15 and respectively connected to the connection terminal 20. The wire bonding portion 21 is electrically welded, After the fixed medium (such as glue) is added, the filter coil 30 is fixed in the coil accommodating cavity 11, and the structure of the novel filter module is completed, as shown in the sixth figure, and finally according to the actual needs of the product structure. The excess terminal portion of this structure is cut and electrically connected to the circuit board 40.

Referring to the seventh embodiment, the specific structure of the second preferred embodiment of the present invention is shown. The specific structure of the present embodiment is basically the same as the specific structure of the first preferred embodiment, and the difference is :

In the embodiment, the wire bonding portion 21 is bent and extended obliquely outward to save space above the circuit board 40.

Referring to the eighth embodiment, the specific structure of the third preferred embodiment of the present invention is shown. The specific structure of the present embodiment is basically the same as the specific structure of the first preferred embodiment, and the difference is :

In this embodiment, the wire bonding portion 21 extends horizontally, and the outer end of the wire bonding portion 21 extends with a plug portion 23 extending vertically downward, further comprising two circuit boards 40, the two The circuit board 40 is located on both outer sides of the insulative housing 10 and is separated from the insulative housing 10. The plug portion 23 is inserted into the corresponding circuit board 40 for soldering electrical connection. The electronic device 50 is located on the inner side of one of the circuit boards 40. The device 50 can also be placed on the outer side of the circuit board 40, or the electronic device 50 can be placed on the inner and outer sides of the circuit board 40, which can be set as needed, not limited.

Referring to the ninth and tenth drawings, the specific structure of the fourth preferred embodiment of the present invention is shown. The specific structure of the present embodiment is substantially the same as the specific structure of the first preferred embodiment. The difference is:

In this embodiment, the wire bonding portion 21 and the soldering leg portion 22 are integrally integrally connected and extend vertically downward along the outer sidewall of the insulative housing 10, and the insulative housing 10 abuts against the surface of the circuit board 40. The portion 22 is vertically inserted into the circuit board 40 for soldering electrical connection, and the coil accommodating chamber 11 is four arranged side by side, the filter coils 30 are four, and the four filter coils 30 are embedded in the corresponding coil accommodating chambers 11. The number of the coil accommodating chambers 11 may be one or more, and the number thereof may be set according to actual needs.

Referring to FIG. 11 , a specific structure of the fifth preferred embodiment of the present invention is shown. The specific structure of the present embodiment is substantially the same as the specific structure of the first preferred embodiment, and is different. Yes:

In the present embodiment, the wire bonding portion 21 and the soldering leg portion 22 are integrally integrally connected, and the wire bonding portion 21 extends vertically downward, and the soldering leg portion 22 is bent and extended at the tail end of the wire bonding portion 21. The soldering leg portion 22 extends horizontally, and further includes two circuit boards 40 respectively abutting the outer side surfaces of the insulative housing 10, and the soldering leg portions 22 are inserted into the corresponding circuit board 40 for soldering electrical connection. The structure of the coil accommodating cavity 11 is four at the same time, and the four filter coils 30 are embedded in the corresponding coil accommodating cavity 11 . And the electronic device 50 is located on the outer side of one of the circuit boards 40. Of course, the electronic device 50 can also be placed on the inner side of the circuit board 40, or the electronic device 50 can be placed on the inner and outer sides of the circuit board 40, as needed. Settings are not limited.

Referring to FIG. 12, it shows a specific structure of a sixth preferred embodiment of the present invention. The specific structure of the present embodiment is substantially the same as the specific structure of the foregoing fifth preferred embodiment, and is different. Yes:

In this embodiment, the circuit board 40 is one, and the insulative housing 10 is abutted on the surface of the circuit board 40. The soldering leg portion 22 is soldered to the surface of the circuit board 40. The electronic device 50 is located on the circuit board. On the surface of 40.

The design of the present invention is focused on: by providing a wire bonding portion 21 on the connection terminal 20 and fixing the filter coil 30 in the coil accommodating cavity 11, the lead wire 31 leads out of the coil accommodating cavity through the bell mouth 14 and the branching groove 15. 11 and the surface of the wire bonding portion 21 is in contact with the welding electrical connection, instead of the traditional wire-wound welding method, the structure of the product is simpler and more compact, space-saving, electrical performance is better, and the utility is simple, and the process is simple. It can facilitate the automated production and production of equipment, effectively shorten the production cycle, reduce production costs, and bring more benefits to the enterprise.

The above is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention. Therefore, any minor modifications, equivalent changes and modifications made to the above embodiments in accordance with the technical spirit of the present invention are still It is within the scope of the technical solution of the present invention.

10'‧‧‧Insulated body
20'‧‧‧Connecting terminal
30'‧‧‧Filter coil
31'‧‧‧Metal lead
10‧‧‧Insulated body
11‧‧‧Cable housing
12‧‧‧ protective barrier
13‧‧ ‧ splitter column
14‧‧‧ bell mouth
15‧‧‧Separation slot
16‧‧‧Support block
20‧‧‧Connecting terminal
21‧‧‧Wire soldering department
22‧‧‧ soldering foot
23‧‧‧ Sockets
201‧‧‧Material Department
202‧‧‧protective feet
203‧‧‧Matbridge connection
30‧‧‧Filter coil
31‧‧‧ lead
40‧‧‧ boards
50‧‧‧Electronic devices

The first picture is a perspective view of a conventional filter module. The second drawing is a perspective view of the manufacturing process of the first preferred embodiment of the present invention. The third drawing is an enlarged schematic view of the uncut strip portion of the connecting terminal in the first preferred embodiment of the present invention. The fourth figure is an enlarged schematic view of the insulative housing in the first preferred embodiment of the present invention. Figure 5 is a perspective view showing the connection terminal provided on the insulative housing in the first preferred embodiment of the present invention. The sixth drawing is an enlarged schematic view of the first preferred embodiment of the present invention after completion of fabrication. Figure 7 is a perspective view of a second preferred embodiment of the present invention. Figure 8 is a perspective view of a third preferred embodiment of the present invention. The ninth drawing is a perspective view of the fourth preferred embodiment of the present invention. The tenth drawing is a perspective view of the fourth preferred embodiment of the present invention after completion. Figure 11 is a perspective view of a fifth preferred embodiment of the present invention. Figure 12 is a perspective view of a sixth preferred embodiment of the present invention.

10‧‧‧Insulated body

11‧‧‧Cable housing

12‧‧‧ protective barrier

13‧‧ ‧ splitter column

14‧‧‧ threading port

15‧‧‧Separation slot

16‧‧‧Support block

20‧‧‧Connecting terminal

21‧‧‧Wire soldering department

22‧‧‧ soldering foot

201‧‧‧Material Department

30‧‧‧Filter coil

31‧‧‧ lead

Claims (10)

A filter module structure includes an insulating body, a connecting terminal and a filter coil, wherein: the insulating body has a coil accommodating cavity, and the two sides of the coil accommodating cavity have a protective barrier, and the other sides of the coil accommodating cavity The utility model has a plurality of branching columns, a bell mouth is formed between the adjacent two branching columns, a branching slot is arranged at the bottom of the dividing line column, and the dividing line slot communicates with the inside of the coil receiving cavity through the bell mouth; the connecting terminal and the insulating The body is coupled together, the connecting terminal has a wire soldering portion and a soldering leg portion, the wire bonding portion is located outside the coil receiving cavity, and the soldering leg portion protrudes out of the insulating body; the filter coil is fixed in the coil receiving cavity, and the filter coil is The leads pass through the bell mouth and the splitter groove against the surface of the wire bonding portion and are soldered to the wire bonding portion. The filter module structure of claim 1, wherein the wire soldering portion extends horizontally, and the soldering leg portion extends vertically downwards, further comprising a circuit board, the insulating body abutting on a surface of the circuit board, The wire bonding portion abuts against the surface of the circuit board, and the solder leg portion is vertically inserted into the surface of the circuit board to be electrically connected. The filter module structure of claim 1, wherein the wire soldering portion is bent and extended to the outer side, and the soldering leg portion extends vertically downward, further comprising a circuit board, the insulating body abutting the circuit On the surface of the board, the solder fillet is vertically inserted into the surface of the board for soldering electrical connections. The filter module structure of claim 1, wherein the wire bonding portion extends horizontally, and the outer end of the wire bonding portion extends with a plug portion, the solder leg portion extends vertically downward, and further includes two The circuit board is located on both outer sides of the insulative housing and is separated from the insulative housing, and the plug portion is inserted into the corresponding circuit board for soldering electrical connection. The filter module structure of claim 1, wherein the wire bonding portion and the soldering leg portion are integrally formed in series and extend vertically downward along an outer sidewall of the insulating body, further comprising a circuit board, the insulating body On the surface of the circuit board, the solder fillet is vertically inserted into the soldering electrical connection on the circuit board. The filter module structure of claim 1, wherein the wire bonding portion and the soldering leg portion are integrally integrally connected, and the wire bonding portion extends vertically downward, and the soldering leg portion is at the end of the wire bonding portion. The end bend extends and the solder leg extends horizontally, and further includes two circuit boards respectively abutting the outer side surfaces of the insulative housing, and the solder leg portions are inserted into the corresponding circuit board for soldering electrical connection. The filter module structure of claim 1, wherein the wire bonding portion and the soldering leg portion are integrally integrally connected, and the wire bonding portion extends vertically downward, and the soldering leg portion is at the end of the wire bonding portion. The end bend extends and the solder leg extends horizontally, further comprising a circuit board that abuts against a surface of the circuit board that is soldered to the surface of the circuit board. The filter module structure of claim 2, 3, 4, 5, 6 or 7 is characterized in that: the circuit board is provided with an electronic device, and the electronic device is located on a surface, a bottom surface or a side surface of the circuit board. The filter module structure of claim 2, 3, 4, 5, 6 or 7 is characterized in that a plurality of support blocks are protruded from the bottom of the insulative housing. The filter module structure of claim 2, 3, 4, 5, 6 or 7 is characterized in that: the coil accommodating cavity is arranged at a plurality of intervals, and each of the coil accommodating cavities is fixed with the foregoing Filter coil.