CN2409629Y - Electric connector - Google Patents

Abstract

The utility model relates to an electric connector, which is assembled on the surface of a circuit board and electrically contacted with a circuit of the circuit board. The circuit board is provided with more than one positioning hole, the electric connector comprises an insulation casing body and a plurality of conductive terminals, and the insulation casing body is provided with an assembling face; the point of more than one positioning hole of a corresponding circuit board on the assembling face is convexly provided with more than one positioning post which can penetrate through inner part of the corresponding positioning hole. Each conductive terminal is arranged in the casing body; one end of each conductive terminal is connected with the outer part, and the other end convexly extends out of the assembling face and can generate an electric contact with the circuit of the circuit board to cause the corresponding circuits of the conductive terminal and the circuit board to aim; thereby, the effect of advanced positioning can be achieved.

Description

Electric connector

The utility model relates to a kind of electric connector, particularly relates to a kind ofly being used in the portable phone and circuit board is assembled electric connector easily.

As shown in Figure 1, it is the exploded view of the circuit board 2 of an existing electric connector 1 and a portable phone, this electric connector 1 have an inserted terminal 11 be used for other outer connection members (for example: charger for the passengers, the cradle of desktop etc.) connect, and one guiding access 12 be used for forming and be electrically connected with this circuit board 2, and this electric connector 1 comprises an insulation shell 13, and a plurality of conducting terminals 14, they are arranged in this insulation shell 13 and by this inserted terminal 11 and extend to guiding access 12, each terminal 14 has a tail end 141 that extends this guiding access 12 and be electrically connected with this circuit board 2, in general, being electrically connected between this electric connector 1 and the circuit board 2, be to utilize solder technology the tail end 141 of this terminal 14 to be soldered to the conductive pad of corresponding circuits on the circuit board 2, finish being electrically connected between electric connector 1 and the circuit board 2, utilize two-screw to pass the screw 15 of this electric connector 1 and the through hole 21 of this circuit board 2 again, this electric connector 1 and circuit board 2 relative lockings on the portable phone body.

People use for convenience, the function that portable phone possessed is more and more many to be transmitted as data, words etc. are dialled in acoustic control, so this electric connector 1 is more and more complicated with the design of circuit board 2, the situations such as closeness height of circuit on more and more many and this circuit board 2 of the number of the conducting terminal that has as this electric connector 1, but, because of the volume of portable phone more and more little, related this electric connector 1 that makes also dwindles with circuit board 2 thereupon, allow minimum that the area of corresponding conductive pad becomes on tail end 141 and this circuit board 2 of this conducting terminal 14, when therefore welding, the tail end 141 of this conducting terminal 14 is not easy the conductive pad of alignment circuit plate 2 correspondences, make this electric connector 1 location difficulty more, cause assembling flow path very complicated, and the position error because of this electric connector 1 makes the welding failure easily, and cause the generation of defective item, and increase production cost.

The purpose of this utility model is to provide a kind of and assembles electric connector easily with circuit board.

Another purpose of the present utility model is to provide a kind of electric connector that is electrically connected that just can finish between electric connector and the circuit board that must not weld.

Another purpose of the present utility model is to provide a kind of electric connector of easy location.

The electric connector that provides a kind of rate of finished products high is provided a purpose more of the present utility model.

Electric connector of the present utility model is to be assembled on the circuit board, it is characterized in that: the elasticity arm that protrudes out a plurality of conducting terminals on this electric connector and the one side that circuit board contacts, and be convexly equipped with at least one reference column on this face, the post place is provided with hole, certain at least position in the certain at least position of this circuit board correspondence, during assembling, penetrate corresponding location hole by this reference column, make this electric connector pre-aligned, to reach the effect that makes things convenient for this electric connector and circuit board assembling.

Electric connector of the present utility model, can be assembled on the surface of a circuit board and produce and electrically contact with the circuit of this circuit board, it is characterized in that: this circuit board is provided with at least one location hole, this connector comprises an insulation shell and a plurality of conducting terminal, this insulation shell has an assembling face, on this assembling face, at least one location hole place that should circuit board is convexly equipped with at least one reference column, each conducting terminal is provided in a side of in this housing, and having an end can make respectively this conducting terminal be connected with outside the generation, and the other end protrudes out outside this assembling face, can produce with the circuit of this circuit board and electrically contact, during assembling, the reference column of this insulation shell is penetrated the location hole of this circuit board correspondence earlier, allow on conducting terminal and this circuit board of this electric connector corresponding circuit aim at, make both can have good electrical contact.

Below by preferred embodiment and accompanying drawing electric connector of the present utility model is elaborated:

Fig. 1 is the assembling exploded view of the circuit board of existing electric connector and portable phone.

Fig. 2 is that preferred embodiment of the present utility model is assembled in the schematic diagram on the portable phone.

Fig. 3 is the decomposing schematic representation of the utility model preferred embodiment and portable phone housing.

Fig. 4 is the three-dimensional exploded view of the utility model preferred embodiment and portable phone circuit board.

As shown in Figure 2, electric connector 4 of the present utility model is to be assembled on the portable phone 3, the portable phone 3 of present embodiment has a housing 31, the bottom of this housing 31 has an opening 32, one end face 414 of this electric connector 4 is exposed by these opening 32 places, to allow that this electric connector 4 is connected with outside the generation, as shown in Figure 3, this electric connector 4 is assembled on the surface 51 of the circuit board 5 in the portable phone 3, and produce and to electrically contact with circuit on this circuit board 5, in the present embodiment, this circuit board 5 is a printed circuit board (PCB) (PCB), as shown in Figure 4, the surface 51 of this circuit board 5 is provided with many circuit, and is provided with a conductive pad 511 on relevant circuit, when the terminal of this electric connector 4 contacts with the conductive pad 511 of circuit board 5, can produce and be electrically connected (please hold the back narration) between the two, the electric connector 4 of present embodiment comprises an insulation shell 41 and a plurality of conducting terminal 42, and in this electric connector 4 and be provided with a microphone 6.

As described in Figure 4, this electric connector 4 and circuit board 5 is connected and makes conducting terminal 42 more obvious for convenience of description, so the assembling face 412 of this electric connector 4 is made progress, the insulation shell 41 of this electric connector 4 has an end face 411, the one assembling face 412 relative with this end face 411, two opposite sides wall 413 between this end face 411 and assembling face 412,413 ' and two opposite end faces 414,414 ', in the present embodiment, when this electric connector 4 is assembled on the circuit board 5 in the portable phone 3, end face 414 meetings of this electric connector 4 are exposed by bottom opening 32 places of the housing 31 of portable phone 3, in the present embodiment, this insulation shell 41 is in both ends of the surface 414, be provided with a plurality of slotted eyes that hold terminal 42 between 414 ', these slotted eyes comprise storage tank 415, direct current inserting hole 4141 and stereo inserting hole 4143, these storage tanks 415 and inserting hole 4141,4143 selectively are connected, and communicate with the assembling face 412 of this insulation shell 41 through selecting fixed slotted eye, on this assembling face 412, be convexly equipped with one first reference column 4121, this insulation shell 41 is arranged with a microphone storage tank 4122 at adjacent side wall 413 places, can a ccontaining microphone 6, in these end face 414 corresponding microphone storage tanks 4122 positions the MIC 4144 that one microphone that is communicated with this microphone storage tank 4122 is used is set penetratingly, and at each side wall surface 413,413 ' the spiro-locking section 4131 that stretches out, 4131 '.

This microphone 6 need be electrically connected to the conductive pad 511 ' of corresponding circuits on the circuit board 5, so that signal is sent, so a surface of the microphone 6 of present embodiment is convexly equipped with two second reference columns 61, set a conducting strip 611 that is connected with these microphone 6 internal electrics on the side of each second reference column 61.

The circuit board 5 of present embodiment is at corresponding first reference column 4121 and second reference column, 61 places, one first location hole 52 and two second location holes 53 that cooperate with these reference columns 4121,61 penetratingly are set, and a through hole 54 also penetratingly are set in spiro-locking section 4131 positions of a corresponding side wall surface 413.

Because the electric connector of present embodiment 4 is provided with direct current inserting hole 4141 and stereo inserting hole 4143, can be respectively for the grafting of travelling with charger and stereo plug, therefore be provided with a plurality of terminals to form different electrical path in this electric connector 4 to reach above-mentioned function, wherein all have an elasticity arm and extend on the assembling face 412 of this insulation shell 41, and have a contact site on each elasticity arm and can electrically contact by the conductive pad 511 corresponding with circuit board 5 with these circuit board 5 contacted each conducting terminals 42.

When this electric connector 4 of present embodiment is desired with circuit board 5 assemblings, at first, the assembling face 412 of this electric connector 4 is provided with conductive pad 511 near this circuit board 5,511 ' surface 51, allow first and second reference column 4121 of this electric connector 4 earlier, 61 penetrate first and second corresponding on this circuit board 5 location hole 52 respectively, after 53, the assembling face 412 of this electric connector 4 is covered on the circuit board 5, this moment this conducting terminal 42 second reference column 61 of contact site and microphone 6 on can be the respectively corresponding conductive pad 511 of conducting strip 611 with this circuit board 5,511 ' electrically contact, can place each sidewall 413 respectively by two-screw 7 at last, 413 ' spiro-locking section 4131, between 4131 ' and pass circuit board 5, with this electric connector 4 and these circuit board 5 relative lockings on the casing 31 of portable phone 3.

In sum, electric connector of the present utility model has following advantage:

1. electric connector 4 is located easily:

Because utilize cooperatively interacting between all location holes 52,53 of these reference columns 4121,61 and circuit board 5, just can allow the contact site of elasticity arm of each conducting terminal 42 of this electric connector 4 aim at conductive pad 511 corresponding on this circuit board 5, to reach the effect that makes this electric connector 4 pre-aligned, solve the existing shortcoming that is difficult for making conductive pad corresponding on conducting terminal 14 tail ends 141 these circuit boards 2 of aligning of this electric connector 1, make these electric connector 4 location be easy to advantage so the utility model has really.

2. there is not the welding assembling:

Because the assembling face 412 of this connector 4 covers the surface 51 of this circuit board 5, can allow conductive pad 511 on the direct contact circuit plate 5 of contact site of each conducting terminal 42, form and electrically connect, then by these reference columns 4121,61 and location hole 52, mutual interference between 53, and the lock spiral shell of this screw 7 is fixed, allow the contact site of each conducting terminal 42 keep in touch with corresponding conductive pad 511 on this circuit board 5, and because the elastic force effect of the elasticity arm of each conducting terminal 42, though make it be subjected to the strength of these circuit board 5 surfaces, 51 compactings, still has a strength that returns back to top, to guarantee good contact the between contact site and this conductive pad 511, and can reach the purpose that both are electrically connected, whereby, the utility model can be save existing welding action at assembling process, does not have the effect that this electric connector 4 and circuit board 5 assemblings are finished in welding to reach.

3. easy to assembly:

Utilize these reference columns 4121,61 and location hole 52,53 in the utility model, it is pre-aligned to reach electric connector 4, and directly corresponding with circuit board 5 conductive pad 511 of the contact site that utilizes each conducting terminal 42 elasticity arm contacts, formation is electrically connected, save the step of welding, so the utility model has effect easy to assembly really.

4. rate of finished products height:

Welding assembling and advantage easy to assembly are located conveniently, do not had to the mentioned as described above electric connector that the utlity model has, so can avoid existing because of being difficult for the difficult electric connector that causes of location and welding and the problem of the loose contact between the circuit board, the rate of finished products of product is improved, production cost also can be descended thereupon.

Specifically, this electric connector 4 of the present utility model also can be assembled in the electric equipment products that are different from portable phone, as radio telephone etc.

Claims (9)

1. electric connector is assembled on the surface of a circuit board and produces with the circuit of this circuit board and electrically contacts, and it is characterized in that:

This circuit board is provided with at least one location hole, and this electric connector comprises an insulation shell and a plurality of conducting terminal;

This insulation shell has an assembling face, on this assembling face at least one location hole place that should circuit board is convexly equipped with at least one reference column, and this reference column is to penetrate in the location hole of this circuit board correspondence;

Respectively this conducting terminal is located in this housing, has an end this conducting terminal is connected with outside the generation, and have the other end and convexedly stretch in outside this assembling face, and electrically contact with the circuit generation of this circuit board.

2. electric connector as claimed in claim 1 is characterized in that: the assembling face of this insulation shell more is arranged with a microphone storage tank, is equipped with a microphone in this microphone storage tank.

3. electric connector as claimed in claim 2 is characterized in that: a surface of this microphone is near the assembling face of this insulation shell, and on the surface of the assembling face of this insulation shell and this microphone this reference column is set.

4. electric connector as claimed in claim 3 is characterized in that: the surface of this microphone convexes with two reference columns.

5. electric connector as claimed in claim 1 is characterized in that: respectively the corresponding circuits of this conducting terminal and this circuit board is an Elastic Contact.

6. electric connector as claimed in claim 5 is characterized in that: respectively this conducting terminal has the assembling face that an elasticity arm extends this insulation shell, and the end of this elasticity arm has the contact site that is used for the circuit contacts corresponding with this circuit board.

7. electric connector as claimed in claim 1, it is characterized in that: the circuit board for this electric connector assembling is the circuit board of electric equipment products, these electric equipment products have a housing, this housing has an opening, and a surface of this electric connector is exposed for this electric connector by this opening part and is connected with outside.

8. electric connector as claimed in claim 7 is characterized in that: these electric equipment products are radio telephone.

9. electric connector as claimed in claim 7 is characterized in that: these electric equipment products are portable phone.

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