CN218770452U

CN218770452U - Adapter with filtering function and electronic equipment

Info

Publication number: CN218770452U
Application number: CN202223241598.2U
Authority: CN
Inventors: 吕荣宇; 艾秀君; 杨靖安
Original assignee: Tianjin Jingwei Hengrun Technology Co ltd
Current assignee: Tianjin Jingwei Hengrun Technology Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-03-28
Anticipated expiration: 2032-11-28

Abstract

The application discloses take filtering capability's adapter and electronic equipment makes electronic equipment can multiple connector of adaptation under the prerequisite of realizing filtering capability. The adapter includes: the socket comprises a socket shell, an EMC circuit board, an assembly body and a magnetic ring, wherein the EMC circuit board, the assembly body and the magnetic ring are mounted on the basis of the socket shell; the assembly body is sleeved in the magnetic ring to form a structural part with an inductance function, and the EMC circuit board is connected with the structural part to form a duplex filter circuit; the input positive electrode and the input negative electrode of the duplex filter circuit are socket jacks and are used for adapting to a connector plug; and the output positive electrode and the output negative electrode of the duplex filter circuit are a socket output busbar and are used for connecting the input positive electrode and the input negative electrode of the electronic equipment.

Description

Adapter with filtering function and electronic equipment

Technical Field

The utility model relates to a power electronic technology field, more specifically say, relate to a take filtering function's adapter and electronic equipment.

Background

When the signal at the input end of the connector is accompanied by an interference signal (such as an electromagnetic interference signal, a radio frequency interference signal, etc.), the output result of the electronic device and even the subsequent component of the electronic device will deviate, thereby affecting the operational reliability of the whole system.

At present, there are connectors with filtering function for extracting a desired signal from an input signal and transmitting the signal to an electronic device to filter an unwanted interference signal. However, the types of connectors selected for the electronic device may be different in different scenarios, and not all types of connectors may have filtering functions, so that the problem of selecting either the type of connectors or the filtering functions according to the requirement is faced at this time.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a take filtering capability's adapter and electronic equipment makes the multiple connector of electronic equipment adaptation under the prerequisite that realizes filtering capability.

An adapter with filtering function, comprising: a socket housing, and an electromagnetic compatibility EMC circuit board 2, an assembly body 4, and a magnetic ring 5 mounted based on the socket housing;

the assembly body 4 is sleeved in the magnetic ring 5 to form a structural member with an inductance function, and the EMC circuit board 2 is connected with the structural member to form a duplex filter circuit;

the input positive electrode and the input negative electrode of the duplex filter circuit are socket jacks 9 and are used for adapting to plugs of a connector 8;

the output positive electrode and the output negative electrode of the duplex filter circuit are socket output busbars and are used for connecting the input positive electrode and the input negative electrode of the electronic equipment.

In one embodiment, the receptacle housing includes an adapter top cover 3 and an adapter bottom cover 6;

wherein, the upper cover 3 of the adapter is buckled on the bottom shell 6 of the adapter;

the EMC circuit board 2 is fixed on the upper surface of the adapter upper cover 3; one side of the upper surface of the adapter upper cover 3 is provided with jacks 9 for inserting the positive and negative poles of the plug of the connector 8;

the assembly body 4 comprises a first positive busbar 41 and a first negative busbar 42, and the first positive busbar 41 and the first negative busbar 42 are of inverted T-shaped structures; the first ends of the two inverted T-shaped structures penetrate into one end of the magnetic ring 5 which is transversely arranged and penetrate out of the other end of the magnetic ring 5;

the inner cavity of the adapter bottom shell 6 accommodates and supports the assembly body 4 and the magnetic ring 5;

second ends of the two inverted T-shaped structures penetrate through the upper adapter cover 3 from bottom to top and then are electrically connected with one side of the EMC circuit board 2; the positive and negative electrodes of the plug of the connector 8 are inserted into the jacks 9 and then electrically connected with the third ends of the two inverted T-shaped structures;

a second positive busbar 61, a second negative busbar 62 and a grounding busbar 63 are arranged on one side of the inner cavity of the adapter bottom shell 6, and one ends of the second positive busbar 61 and the second negative busbar 62 penetrate out of the adapter bottom shell 6 and are used for connecting the positive electrode and the negative electrode of the electronic device; the other ends of the second positive busbar 61 and the second negative busbar 62 are used for being electrically connected with the first ends of the two inverted T-shaped structures; one end of the grounding busbar 63 is grounded, and the other end of the grounding busbar penetrates out of the adapter bottom shell 6 and then extends upwards and is electrically connected with the other side of the EMC circuit board 2.

In one embodiment, the adapter cover 3 is provided with a plurality of fasteners on its outer side for mating with the protrusions on the adapter base 6.

In one embodiment, the EMC circuit board 2 is fixed to the upper surface of the adapter upper cover 3 by screws 1.

In one embodiment, one side of the upper surface of the adapter cover 3 is convex, and the upper surface of the convex part is provided with the jack 9.

In one embodiment, the cavity of the protruding portion accommodates two conductive connectors 7, one end of each of the two conductive connectors 7 is used for electrically connecting with the positive and negative electrodes of the plug of the connector 8, and the other end is electrically connected with the first ends of the two inverted T-shaped structures.

In one embodiment, the upper surface of the adapter cover 3 is provided with several bosses for supporting the EMC circuit board 2.

In one embodiment, fitting body 4 further comprises an insulating sheath 43; the insulating sheath 43 is used to wrap the portions of the two inverted T-shaped structures that are not in contact with other conductive components.

In one embodiment, the adapter bottom case 6 wraps the portions of the second positive bus bar 61, the second negative bus bar 62, and the ground bus bar 63, which are not in contact with other conductive members, with an insulating material.

An electronic device, comprising: such as any of the adapters with filtering functions disclosed above.

According to the technical scheme provided by the utility model, the utility model discloses an adapter kernel is double entry filter circuit, and the adapter appearance is the socket form, and no matter what kind of type the pipe connector is, as long as the positive negative pole of connector plug can insert the adapter jack, and electronic equipment just can pass through this kind of connector of adapter adaptation to receive the pure signal after the double entry is filtered, thereby solved the problem that exists among the prior art.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of an adapter with a filtering function according to an embodiment of the present invention;

FIG. 2 is an exploded view of the adapter with filtering shown in FIG. 1;

FIG. 3 is a schematic view of the internal structure of the upper cover of the adapter shown in FIG. 1;

FIG. 4 is a schematic diagram of the external structure of the upper cover of the adapter shown in FIG. 1;

FIG. 5 is an exploded view of the assembly in the adapter of FIG. 1;

fig. 6 is an exploded view of the adapter bottom shell in the adapter shown in fig. 1.

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.

The embodiment of the utility model discloses take filtering function's adapter (hereinafter simply referred to as adapter), its front view and explosion diagram are shown for example in fig. 1 and fig. 2. The adapter includes: a socket housing, and an EMC (Electromagnetic Compatibility) circuit board 2, an assembly body 4, and a Magnetic ring 5 mounted based on the socket housing;

wherein fig. 1 and 2 only exemplify that the socket housing includes an adapter upper cover 3 and an adapter bottom case 6;

the input positive electrode and the input negative electrode of the duplex filter circuit are socket jacks 9 which are used for adapting to plugs of a connector 8;

The embodiment of the utility model discloses the adapter kernel is double entry filter circuit, and the adapter appearance is the socket form, and no matter what kind of type is connected 8, as long as the positive negative pole of 8 plugs of connector can insert adapter jack 9, electronic equipment just can pass through this kind of connector of adapter adaptation to receive the pure signal after the double entry is strained, thereby guarantee entire system's operational reliability.

The mechanical design of the components of the adapter can be, but is not limited to, that shown in fig. 1-6. The following is described by way of example only with reference to fig. 1 to 6:

wherein fig. 3 shows an internal structure of the adapter upper cover 3, fig. 4 shows an external structure of the adapter upper cover 3, fig. 5 is an exploded view of the assembly body 4, and fig. 6 is an exploded view of the adapter bottom case 6;

the upper cover 3 of the adapter is buckled on the bottom shell 6 of the adapter;

the EMC circuit board 2 is fixed on the upper surface of the adapter upper cover 3; one side of the upper surface of the adaptor upper cover 3 is provided with a jack 9 (for example, a rectangular jack, but not limited thereto, only the rectangular jack is taken as an example in fig. 1 to 4) for inserting a positive pole and a negative pole of a plug of the connector 8;

the assembly body 4 comprises a first positive busbar 41 and a first negative busbar 42, and the first positive busbar 41 and the first negative busbar 42 are of inverted T-shaped structures; the first ends 91 of the two inverted T-shaped structures penetrate into one end of the magnetic ring 5 which is transversely placed and penetrate out of the other end of the magnetic ring 5;

the inner cavity of the adapter bottom shell 6 is used for accommodating and supporting the assembly body 4 and the magnetic ring 5;

the second ends 92 of the two inverted T-shaped structures penetrate through the upper cover 3 of the adapter from bottom to top (penetration is realized through corresponding openings in the upper cover 3) and are electrically connected with one side of the EMC circuit board 2; the positive and negative electrodes of the plug of the connector 8 are inserted into the jacks 9 and then electrically connected with the third ends 93 of the two inverted T-shaped structures;

a second positive busbar 61, a second negative busbar 62 and a grounding busbar 63 are arranged on one side of the inner cavity of the adapter bottom shell 6 (the second positive busbar 61 and the second negative busbar 62 form a socket output busbar), and one ends of the second positive busbar 61 and the second negative busbar 62 penetrate out of a shell 64 of the adapter bottom shell 6 and are used for connecting a positive electrode and a negative electrode of electronic equipment; the other ends of the second positive busbar 61 and the second negative busbar 62 are used for being electrically connected with a first end 91 of the two inverted T-shaped structures; one end of the grounding busbar 63 is grounded, and the other end of the grounding busbar penetrates out of the adapter bottom shell 6 and then extends upwards and is electrically connected with the other side of the EMC circuit board 2.

The operation of the adapter shown in fig. 1 to 6 will be described in detail below:

the bus bar can be a copper bar or an aluminum bar, and the surface of the bus bar is generally subjected to insulation treatment and is mainly used as a lead. The bus bar is sleeved in a magnetic ring 5 made of ferrite materials, the bus bar is electrified when the magnetic ring 5 works, a magnetic field exists around the electrified bus bar, when the current in the electrified bus bar changes, the magnetic field around the electrified bus bar changes, the magnetic ring 5 can compensate the change of the magnetic field around the electrified bus bar to generate induced electromotive force, and the induced electromotive force plays a role in blocking the change of the current in the electrified bus bar (when the current in the electrified bus bar increases, the induced electromotive force generated by the magnetic ring 5 is opposite to the current direction, so that the current is prevented from increasing, meanwhile, part of electric energy is converted into magnetic energy to be stored in the magnetic ring 5, when the current in the electrified bus bar decreases, the induced electromotive force generated by the magnetic ring 5 is the same as the current direction, the stored electric energy is released at the same time, and the reduced current is compensated). Based on this, the embodiment of the present invention provides a first positive electrode busbar 41 and a first negative electrode busbar 42 are sleeved in the magnetic ring 5, so as to form a structural member with an inductance function.

The EMC circuit board 2 includes a plurality of capacitors, and fig. 1 to 2 exemplify only that the EMC circuit board 2 includes six capacitors, and the six rectangular projections on the EMC circuit board 2 shown in fig. 1 to 2 are the six capacitors mounted on the substrate of the EMC circuit board 2.

After the worker inserts the positive and negative electrodes of the connector 8 plug into the jack 9 of the adapter, the positive and negative electrodes of the connector 8 plug are electrically connected with the third ends 93 of the first positive electrode busbar 41 and the first negative electrode busbar 42, and the second ends 92 of the first positive electrode busbar 41 and the first negative electrode busbar 42 are electrically connected with one side of the EMC circuit board 2, so that the positive and negative electrodes of the connector 8 plug are electrically connected with one end of the structural member with the inductance function and one side of the EMC circuit board 2.

One end of the ground busbar 63 extends upward after penetrating out of the adapter bottom case 6 and is electrically connected with the other side of the EMC circuit board 2, that is, the other side of the EMC circuit board 2 is grounded.

The first ends 91 of the first positive busbar 41 and the first negative busbar 42 are electrically connected with the second positive busbar 61 and the second negative busbar 62, and after the workers electrically connect the positive and negative poles of the electronic equipment with the second positive busbar 61 and the second negative busbar 62, the other end of the structural member with the inductance function is electrically connected with the electronic equipment.

According to the contents of the first three natural sections, the embodiment of the present invention discloses an adapter which is a duplex filter circuit composed of a capacitor and an inductor. The signal is transmitted to the electronic equipment through the connector 8 and the duplex filter circuit in sequence, the inductor mainly plays a role in attenuating the signal in the low-impedance circuit, the capacitor mainly plays a role in attenuating the signal in the high-impedance circuit, and after being filtered by the capacitor and the inductor, the interference signal can be inhibited, so that the electronic equipment obtains a relatively pure signal. The main function of the ground bus bar 63 is to provide a low impedance path for signal return.

Since the adapter has a duplex filtering function, no matter what type the connector 8 is, as long as the positive and negative electrodes of the plug of the connector 8 can be inserted into the jack 9 of the adapter and contact with the first ends of the first positive electrode busbar 41 and the first negative electrode busbar 42, the electronic device can be adapted to the connector through the adapter and receive the pure signal subjected to duplex filtering, so that the working reliability of the whole system is ensured.

It should be noted that, during design, there is a sufficient distance between the first positive busbar 41 and the first negative busbar 42, so as to ensure that there is a sufficient creepage distance between the first positive busbar 41 and the first negative busbar 42 when a high voltage and a large current are passed. Similarly, there is a sufficient creepage distance between the second positive busbar 61 and the second negative busbar 62. In addition, the adapter upper cover 3 and the adapter bottom case 6 are designed to have a size that provides enough space for accommodating the structure with the inductance function, the second positive busbar 61, the second negative busbar 62, the ground busbar 63, and the like.

In one embodiment, to ensure the fastening tightness between the adapter top cover 3 and the adapter bottom shell 6, a plurality of fasteners (only 8 fasteners are shown in fig. 1-4 as an example, three fasteners are respectively arranged on the front side and the rear side of the adapter top cover 3, and one fastener is arranged on the left side and the right side of the adapter top cover 3) may be arranged on the outer side of the adapter top cover 3 for mating with the protrusion on the adapter bottom shell 6, so that the adapter top cover 3 and the adapter bottom shell 6 are fastened tightly.

In any of the embodiments disclosed above, the EMC circuit board 2 may be fixed to the upper surface of the adapter upper cover 3 by screws 1, for example, two screws are used to fix both right and left sides of the EMC circuit board 2 in fig. 1. The screw connection is convenient to implement, firm in connection, and the later stage of being convenient for is dismantled and is maintained and change, but it needs to explain that this embodiment is not limited to the screw connection mode.

In any of the embodiments disclosed above, one side of the upper surface of the adapter upper cover 3 is protruded, and the upper surface of the protruded portion is provided with the insertion hole 9, so that the position of the insertion hole 9 is not at the same level as the fixed position of the EMC circuit board 2, thereby avoiding that when the plug of the connector 8 is inserted into the adapter, the bottom surface edge of the connector 8 is pressed to the EMC circuit board 2, which may result in that the plug of the connector 8 cannot be completely inserted, as shown in fig. 1 to 4, for example.

Further, considering that when the height of the protruding portion is set to be higher, even if the plug of the connector 8 can be completely inserted, the situation that the positive and negative electrodes of the plug of the connector 8 are shorter and cannot contact with the first positive electrode bus bar 41 and the first negative electrode bus bar 42 may exist, for example, as shown in fig. 2, the two conductive connecting members 7 are accommodated in the inner cavity of the protruding portion, and one ends of the two conductive connecting members 7 are electrically connected with the positive and negative electrodes of the plug of the connector 8, and the other ends of the two conductive connecting members are electrically connected with the first ends of the two inverted T-shaped structures.

In any of the embodiments disclosed above, the upper surface of the adapter cover 3 is provided with a plurality of bosses for supporting the EMC circuit board 2, as shown in fig. 2 and 4, for example; glue can be poured between the bosses, so that the EMC circuit board and the adapter upper cover 3 are connected more firmly.

In any of the embodiments disclosed above, fitting body 4 further comprises an insulating sheath 43; the insulating sheath 43 is used to wrap the parts of the two inverted T structures which are not in contact with other conductive parts, so that the surrounding parts are not affected by the high voltage and large current flowing in the two inverted T structures. Further, the insulating sheath 43 may be integrally formed with the two inverted T-shaped structures by insert molding, such as shown in fig. 2 and 5, but not limited thereto.

In any of the embodiments disclosed above, the adapter bottom case 6 wraps the portions of the second positive busbar 61, the second negative busbar 62 and the ground busbar 63, which are not in contact with other conductive components, with an insulating material, so as to protect the peripheral components from the influence of high voltage and large current passing through the second positive busbar 61, the second negative busbar 62 and the ground busbar 63. Further, the adapter bottom case 6 may be integrally formed with the second positive busbar 61, the second negative busbar 62 and the ground busbar 63 by insert molding, for example, as shown in fig. 2 and fig. 6, but not limited thereto.

In any of the embodiments disclosed above, the assembly body 4 is electrically connected to the EMC circuit board 2, the conductive connector 7, the second positive busbar 61, and the second negative busbar 62, and the electrical connection between the EMC circuit board 2 and the ground busbar 63 is realized by contact, so that the contact portions are welded to ensure the reliability of the electrical connection.

Furthermore, the embodiment of the utility model provides a still disclose an electronic equipment, include: such as any of the adapters with filtering functions disclosed above.

Such as, but not limited to, a controller.

To sum up, the utility model discloses an adapter kernel is compound filter circuit, and the adapter appearance is the socket form, and no matter what kind of type the pipe connector is, as long as the positive negative pole of connector plug can insert the adapter jack, and electronic equipment just can pass through this section of connector of adapter adaptation to receive the pure signal after compound filtering, thereby solved the problem that exists among the prior art.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. For the electronic device disclosed in the embodiment, since the electronic device corresponds to the adapter disclosed in the embodiment, the description is simple, and for relevant points, reference may be made to the description of the adapter, which is not described herein again.

The terms "first," "second," and the like in the description and in the claims, as well as in the drawings, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the use of the verb "comprise a" to define an element does not exclude the presence of another, identical element in a process, method, article, or apparatus that comprises the element. The term "one embodiment" means "at least one embodiment". The term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments".

While several specific implementation details are included in the above discussion, these should not be construed as limitations on the scope of the disclosure. Certain features that are described in the context of separate embodiments can also be implemented in combination in a single embodiment. Conversely, various features that are described in the context of a single embodiment can also be implemented in multiple embodiments separately or in any suitable subcombination.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the embodiments of the invention. Thus, the present embodiments are not intended to be limited to the embodiments shown herein but are to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An adapter with a filtering function, comprising: the socket comprises a socket shell, and an electromagnetic compatibility (EMC) circuit board (2), an assembly body (4) and a magnetic ring (5) which are installed on the basis of the socket shell;

the assembly body (4) is sleeved in the magnetic ring (5) to form a structural part with an inductance function, and the EMC circuit board (2) is connected with the structural part to form a duplex filter circuit;

the input positive electrode and the input negative electrode of the duplex filter circuit are socket jacks (9) and are used for adapting to plugs of a connector (8);

and the output positive electrode and the output negative electrode of the duplex filter circuit are a socket output busbar and are used for connecting the input positive electrode and the input negative electrode of the electronic equipment.

2. The adapter with filter function according to claim 1, wherein the socket housing comprises an adapter upper cover (3) and an adapter bottom case (6);

wherein, the adapter upper cover (3) is buckled on the adapter bottom shell (6);

the EMC circuit board (2) is fixed on the upper surface of the adapter upper cover (3); one side of the upper surface of the adapter upper cover (3) is provided with jacks (9) for inserting the positive and negative poles of the plug of the connector (8);

the assembly body (4) comprises a first positive busbar (41) and a first negative busbar (42), and the first positive busbar (41) and the first negative busbar (42) are of inverted T-shaped structures; the first ends of the two inverted T-shaped structures penetrate into one end of the magnetic ring (5) which is transversely arranged and penetrate out of the other end of the magnetic ring (5);

the inner cavity of the adapter bottom shell (6) accommodates and supports the assembly body (4) and the magnetic ring (5);

the second ends of the two inverted T-shaped structures penetrate through the upper cover (3) of the adapter from bottom to top and then are electrically connected with one side of the EMC circuit board (2); the positive and negative poles of the plug of the connector (8) are inserted into the jacks (9) and then are electrically connected with the third ends of the two inverted T-shaped structures;

a second positive busbar (61), a second negative busbar (62) and a grounding busbar (63) are arranged on one side of the inner cavity of the adapter bottom shell (6), and one ends of the second positive busbar (61) and the second negative busbar (62) penetrate out of the adapter bottom shell (6) and are used for connecting positive electrodes and negative electrodes of electronic equipment; the other ends of the second positive busbar (61) and the second negative busbar (62) are electrically connected with the first ends of the two inverted T-shaped structures; one end of the grounding busbar (63) is grounded, and the other end of the grounding busbar penetrates out of the adapter bottom shell (6) and then extends upwards and is electrically connected with the other side of the EMC circuit board (2).

3. The adapter with the filtering function as claimed in claim 2, wherein a plurality of buckles are arranged on the outer side of the upper cover (3) of the adapter and used for matching with the protrusions on the bottom shell (6) of the adapter.

4. Adapter with filter function according to claim 2, characterized in that the EMC circuit board (2) is fixed to the upper surface of the adapter upper cover (3) by means of screws (1).

5. The adapter with filter function according to claim 2, wherein one side of the upper surface of the adapter upper cover (3) is convex, and the upper surface of the convex part is provided with the insertion hole (9).

6. The adapter with filter function according to claim 5, wherein the inner cavity of the protruding portion accommodates two conductive connecting members (7), one end of each of the two conductive connecting members (7) is used for electrically connecting with the positive and negative electrodes of the plug of the connector (8), and the other end of each of the two conductive connecting members is electrically connected with the first ends of the two inverted T-shaped structures.

7. Adapter with filter function according to claim 2, characterized in that the upper surface of the adapter cover (3) is provided with several bosses for supporting the EMC circuit board (2).

8. Adapter with filter function according to claim 2, characterized in that the fitting body (4) further comprises an insulating sheath (43); the insulating sheath (43) is used for wrapping the parts of the two inverted T-shaped structures which are not in contact with other conductive parts.

9. The adapter with the filtering function according to claim 2, wherein the bottom shell (6) of the adapter wraps the portions of the second positive busbar (61), the second negative busbar (62) and the grounding busbar (63) which are not in contact with other conductive members with insulating materials.

10. An electronic device, comprising: an adapter with filter function according to any one of claims 1 to 9.