CN201690036U - Module electric connector with inner circuit board - Google Patents

Abstract

The utility model discloses a module electric connector with inner circuit board, which comprises an insulating housing, an inner circuit board and a shielding housing, wherein the insulating housing comprises an abutting space and a containing space which respectively contain an abutting electric connector and the inner circuit board, the abutting space and the containing space of the insulating housing is separated by a division wall, and an abutting terminal of the abutting electric connector can penetrate through the division wall to enter into the abutting space. The inner circuit board comprises a plurality of common-module choke coils and a plurality of transformers, each common-module choke coils and each transformers are respectively formed by winding wires, the wires of each common-module choke coils and each transformers are respectively welded on the suitable contacts of the inner circuit board, and the wires are properly connected with the contacts by the electronic circuits on the inner circuit board. The shielding housing is coated on the outer edges of the insulating housing and the inner circuit board.

Description

Module electric connector with interior circuit board

Technical field

The utility model relates to a kind of module electric connector with at least one interior circuit board, refers to a kind of module electric connector that is used in transmission Ethernet electronic signal especially.

Background technology

High frequency Ethernet high frequency signals transmitted transmission for electromagnetic interference (Electro-MagneticInterference, EMI) quite responsive; And generally be used for connecting or the cable of carry high frequency Ethernet is that unshielded twisted pair (Unshielded Twisted Pair Cable, UTP cable) with a kind of low price is as transmission medium.This UTP cable does not have metal screen layer, therefore when high-frequency signal during in this unshielded twisted pair transmission, this unshielded twisted pair can't provide effective electromagnetic wave shielding, causes in unshielded twisted pair high frequency signals transmitted to be easy to produce reciprocal effect and produce noise (Noise) with other electronic equipment.Be generally and overcome the disappearance that this unshielded twisted pair is subject to disturb, and at high frequency Ethernet module electric connector, be called the RJ-45 electric connector again, interior device one electronics secondary module is carried out screening signal (Signal Conditioning) with this electronics secondary module.This electronics secondary module is made up of a plurality of electronic component on an interior circuit board and this interior circuit board, and be provided with electronic circuit in this interior circuit board, by the electronic circuit on this interior circuit board and each electronic component filtering high frequency common mode noise (CommonMode Noise).In a plurality of electronic components of this electronics secondary module, main with common mode choke coil (CommonMode Choke Coil) and transformer (Transformer), when special demands are arranged, the adding resistor that this electronics secondary module can be suitable, capacitor, inductor or other integrated circuit.

As shown in Figure 6, the U.S. the 7th, 044, No. 750 patent discloses a kind of module electric connector.This module electric connector mainly is made up of an insulation shell A, an electronics secondary module B and a shield shell C.This insulation shell A mainly is made up of a main body A 1 and an auxiliary frame body A2, and the main body A 1 of this insulation shell A has a butt joint opening A11, and this butt joint opening A11 can hold a butt joint electric connector (not illustrating in the diagram).The auxiliary frame body A2 of this insulation shell A is the main body A 1 that is assembled in this insulation shell A, and this auxiliary frame A2 has an accommodation space A21, and the accommodation space A21 of this auxiliary frame A2 can hold this electronics secondary module B.This electronics secondary module B is made up of one group of butt joint terminal B1, one first interior circuit board B2, a carrying box body B3, a second circuit board B4 and one group of splicing ear B5.The end that respectively docks terminal B1 of this electronics secondary module B extends into the butt joint opening A11 of this insulation shell A, and respectively to dock the terminal B1 other end be to be welded on this first circuit board B2.This carrying box body B3 goes up device a plurality of intermediate terminal B31 and a plurality of electronic coil B32, each intermediate terminal B31 two ends is electrically connected this first circuit board B2 and second circuit board B4 respectively, two circuit board B2, B4 electrically conduct shown in making, and each electronic coil B32 of this electronics secondary module B is entwined by many leads B321 respectively.The multiple conducting wires B321 of each electronic coil B32 is wound in suitable intermediate terminal B31 respectively, makes each electronic coil B32 have the electrical characteristic of common mode choke coil or transformer respectively.The end of each splicing ear B5 is welded in this second circuit board B4 respectively, and the end of each splicing ear B5 extends this electronics secondary module B respectively.This shield shell C roughly coats this insulation shell A and this electronics secondary module B, to protect this insulation shell A and this electronics secondary module B, makes this electronics secondary module B not be subjected to the external electromagnetic wave interference.

In the disclosed prior art of Fig. 6, a plurality of electronic coil B32 of this electronics secondary module B are wound in lead each the intermediate terminal B31 on this carrying box body B3 respectively, and under narrow space restriction on this carrying box body B3, production line must utilize spacing trickle between each intermediate terminal B31 that many lead B321 are wrapped on the correct intermediate terminal B31 one by one, and must note between each lead B321 whether problem of short-circuit being arranged.

Because many lead B321 of electronic coil B32 are difficult to be properly oriented in the small spacing of each intermediate terminal B31, make module electric connector production line face significant challenge for the volume production of product always, therefore be necessary this is improved.

Summary of the invention

Main purpose of the present utility model is to provide a kind of module electric connector with interior circuit board, the electronic coil lead of this module electric connector can not use intermediate terminal of the prior art, makes the electronics secondary module of this module electric connector can be easier of volume production.

Because in the disclosed technology of the utility model, this electronics secondary module needn't be electrically connected each electronic coil and circuit board with intermediate terminal, thus below this specification only with the electronics secondary module differentiation of interior circuit board one speech and prior art.Can be to dispose a plurality of electronic circuits and various electronic component on the interior circuit board of the present utility model, these electronic components can be traditional electronic components such as common mode choke coil, transformer, resistor, capacitor and inductor.

The disclosed module electric connector of the utility model is made up of an insulation shell, an interior circuit board and a shield shell.This insulation shell has a butt joint space and an accommodation space, the butt joint space of this insulation shell can hold a butt joint electric connector and insert coupling, this insulation shell accommodation space is enough to hold this interior circuit board at least, the butt joint space of this insulation shell and accommodation space are to be separated by a division wall, this division wall allows the butt joint terminal of this butt joint electric connector therefrom to pass, enter this butt joint space, have a plurality of electronic components on this interior circuit board, a plurality of electronic components on this interior circuit board comprise a plurality of common mode choke coils and a plurality of transformer at least, this shield shell is coated on this insulation shell and this interior circuit board outer rim, it is characterized in that: respectively this common mode choke coil on this interior circuit board and respectively this transformer twine and form by lead respectively, respectively this lead is welded in the suitable contact of this interior circuit board respectively, and dispose suitable electronic circuit on this interior circuit board, to be electrically connected the contact on this interior circuit board respectively.

Wherein, a plurality of electronic components on this interior circuit board also comprise at least one capacitor.

Wherein, a plurality of electronic components on this interior circuit board also comprise a plurality of resistors.

Wherein, the insulation shell of this module electric connector further is provided with a plurality of light-emitting diodes.

Useful technique effect of the present utility model is, separates by this partition wall to make this butt joint electric connector can't pass this division wall to enter this accommodation space.And by the suitable electrical connection of electronic circuit on this interior circuit board, to make things convenient for this module electric connector of production line volume production.

Description of drawings

Fig. 1 is for stereo appearance figure is finished in the utility model assembling.

Fig. 2 is the front view of Fig. 1.

Fig. 2 A is A-A line profile among Fig. 2.

Fig. 3 is the three-dimensional exploded view of Fig. 1.

Fig. 3 A is the three-dimensional exploded view at another visual angle of Fig. 1.

Fig. 4 is the utility model interior circuit board and electronic component end view.

Fig. 4 A is the stereo appearance figure of Fig. 4.

Fig. 5 is the interior circuit board of Fig. 4 and the electronic circuitry of electronic component.

Fig. 6 is the prior art exploded view.

Wherein, description of reference numerals is as follows:

A insulation shell A1 main body

A11 butt joint opening A2 auxiliary frame body

A21 accommodation space B electronics secondary module

B1 butt joint terminal B2 first interior circuit board

B3 carrying box body B31 intermediate terminal

B32 electronic coil B321 lead

B4 second circuit board B5 splicing ear

The C shield shell

1 insulation shell, 11 butt joint spaces

12 division walls, 13 accommodation spaces

14 display unit, 2 interior circuit boards

21 electronic components, 211 common mode choke coils

2111 leads, 212 transformers

2121 leads, 22 contacts

221 ground contacts, 3 shield shells

31 procapsids, 32 back casings

321 elastic arms

Embodiment

Shown in Fig. 1, Fig. 2 and Fig. 2 A, the utility model provides a kind of module electric connector with interior circuit board, and this module electric connector is made up of an insulation shell 1, an interior circuit board 2 and a shield shell 3.This insulation shell 1 is provided with butt joint space 11, a division wall 12 and an accommodation space 13, and the butt joint space 11 of this insulation shell 1 can hold a butt joint electric connector (not illustrating in the diagram) and insert coupling.The division wall 12 of this insulation shell 1 stops this butt joint electric connector (not illustrating in the diagram), make this butt joint electric connector can not pass through the butt joint space 11 of this insulation shell 1 and enter this accommodation space 13, but the butt joint terminal of this butt joint electric connector can pass this division wall 12, enters this butt joint space 11.The accommodation space 13 of this insulation shell 1 can hold this interior circuit board 2, and is with a shield shell 3 protections outside this insulation shell 1 and this interior circuit board 2.

As Fig. 4, Fig. 4 A and shown in Figure 5, have suitable electronic circuit (not illustrating in the icon) and polyelectron part 21 on this interior circuit board 2.In the present embodiment, described a plurality of electronic components 21 comprise four common mode choke coils 211 and four transformers 212 on this interior circuit board 2, and therefore 48 contacts 22 are arranged on this interior circuit board 2.Shown in Fig. 4 and Fig. 4 A, each common mode choke coil 211 and transformer 212 all are to use conventional wires 2111,2121 (enamelled wire) to be entwined, each lead 2111,2121 is fixed in the contact 22 of these interior circuit board 2 correspondences respectively, by the suitable respectively connection of the electronic circuit on this interior circuit board 2, make this interior circuit board 2 can carry out specific function, for example: filtering noise.

Because the lead 2111,2121 of each common mode choke coil 211 and transformer 212 is fixed on the contact 22 of these interior circuit board 2 correspondences respectively, each electronic component 21 suitably connects by the electronic circuit on this interior circuit board 2, make production line can be simply with each wire bonds on each correct contact 22.

In the aforementioned content of the utility model, the electronic component 21 on this interior circuit board 2 still can add traditional resistor, capacitor and inductor electronic components 21 such as (with reference to Fig. 5) except common mode choke coil 211 and transformer 212 that right quantity can be set.As shown in Figure 5, electronic circuit arrangement on electronic circuit on this interior circuit board 2 and the kind of each electronic component 21, quantity and this interior circuit board 2 is different and variant according to the actual demand of module electric connector, and the electronic circuit arrangement in the utility model icon is only with a kind of high frequency Ethernet module electric connector illustration that can be used to the 1GHz high-frequency signal.

In this preferred embodiment, described a plurality of electronic component 21 is to be example with four common mode choke coils 211 and four transformers 212 on this interior circuit board 2, and each common mode choke coil 211 and transformer 212 are respectively to twine with three leads 2111,2121 in each accompanying drawing of this preferred embodiment, so have 48 contacts 22 on this interior circuit board 2 at least; But this is for implementing an example of technology that the utility model discloses, the personnel that are familiar with this technology know by inference when the utility model is implemented in the interior circuit board 2 of eight common mode choke coils 211 and four transformers 212, if each common mode choke coil 211 and transformer 212 are respectively to be entwined by three leads, then have 72 contacts 22 at least on this interior circuit board 2, and 22 of each contacts are suitably to be electrically connected by the electronic circuit on this interior circuit board 2.

As Fig. 3, Fig. 3 A and shown in Figure 5, it often is to be grounded by the electronic circuit of usefulness that the high-frequency electronic signal is generally arranged, and therefore also disclosing in the disclosed technology of the utility model has a kind of design that utilizes this shield shell 3 with these interior circuit board 21 ground connection.Shield shell 3 among the utility model embodiment is made up of a procapsid 31 and a back casing 32, this back casing 32 extends an elastic arm 321 towards this interior circuit board 2, and this interior circuit board 22 is provided with a suitable ground contact 221 corresponding to the elastic arm 321 of this back casing 32, then when this back casing 32 is assembled in this insulation shell 1, the ground contact 221 of these elastic arm 321 these interior circuit boards 2 of contact makes this back casing 32 have identical earth potential with the ground contact 221 of this interior circuit board 2.When the back casing 32 of this shield shell 3 was electrically connected to a certain system earth circuit (not illustrating in the icon), therefore the ground contact 221 of this interior circuit board 2 had identical current potential with this earthed circuit.

Shown in Fig. 3 and Fig. 3 A, the disclosed insulation shell 1 of the utility model can further be provided with a plurality of display unit 14, promptly light-emitting diode (Light Emitting Didodes, LEDs).This display unit 14 is devices on demand and optionally, and the user can observe this module electric connector by this display unit 14 and transmit situation with the signal that docks between electric connector (not illustrating in the diagram).

The utility model preferred embodiment is not in order to limit the utility model; any person skilled in the art; in not breaking away from spirit and scope of the present utility model; therefore can do a little change and retouching, protection range of the present utility model should be looked the scope that appending claims defines and is as the criterion.

Claims (4)

1. module electric connector with interior circuit board, this module electric connector is by an insulation shell, one interior circuit board and a shield shell are formed, this insulation shell has a butt joint space and an accommodation space, the butt joint space of this insulation shell can hold a butt joint electric connector and insert coupling, this insulation shell accommodation space is enough to hold this interior circuit board at least, the butt joint space of this insulation shell and accommodation space are to be separated by a division wall, this division wall allows the butt joint terminal of this butt joint electric connector therefrom to pass, enter this butt joint space, have a plurality of electronic components on this interior circuit board, a plurality of electronic components on this interior circuit board comprise a plurality of common mode choke coils and a plurality of transformer at least, this shield shell is coated on this insulation shell and this interior circuit board outer rim, it is characterized in that: respectively this common mode choke coil on this interior circuit board and respectively this transformer twine and form by lead respectively, respectively this lead is welded in the suitable contact of this interior circuit board respectively, and dispose suitable electronic circuit on this interior circuit board, to be electrically connected the contact on this interior circuit board respectively.

2. the module electric connector with interior circuit board as claimed in claim 1 is characterized in that: a plurality of electronic components on this interior circuit board also comprise at least one capacitor.

3. the module electric connector with interior circuit board as claimed in claim 1 is characterized in that: a plurality of electronic components on this interior circuit board also comprise a plurality of resistors.

4. the module electric connector with interior circuit board as claimed in claim 1, it is characterized in that: the insulation shell of this module electric connector further is provided with a plurality of light-emitting diodes.

Images