CN101800371A

CN101800371A - Electrical cnnector

Info

Publication number: CN101800371A
Application number: CN201010119384A
Authority: CN
Inventors: 原田阳平
Original assignee: Tyco Electronics Corp
Current assignee: Tyco Electronics Japan GK; TE Connectivity Corp
Priority date: 2009-01-20
Filing date: 2010-01-18
Publication date: 2010-08-11
Anticipated expiration: 2030-01-18
Also published as: JP2010170748A; CN101800371B; JP5432531B2

Abstract

The objective of the invention is to, a kind of electrical cnnector is provided, this electrical cnnector can be guaranteed the constant intensity of printed base plate fully and make the connector miniaturization.The present invention possesses enhancing outer cover (40), and this enhancing outer cover possesses the roughly sheath portion of U word shape (41), fixes the spigot (43,43) of this enhancing outer cover (40) on printed base plate (100).At this, strengthen outer cover (40) as structure along the side (20c, 20d) of the back side (20a) of housing (20) and its both sides, there is no need to make enhancing outer cover (40) above housing (20) and fixing.In addition, strengthen outer cover (40) and have the portion that is pressed into (42) that is pressed in the housing (20), will strengthen outer cover (40) and be fixed on reliably on the housing (20).At the back side of housing (20) (20a), can increase the width that forms the next door (22) be pressed into recess (24), preferably will be pressed into portion (42) and more be located at the top than the center of the short transverse at the back side.

Description

Electrical cnnector

Technical field

The present invention relates to connect for example electrical cnnector of the battery component of portable phone terminal.

Background technology

As shown in Figure 4, in that the block connector 3 that possesses the contact 2 more than 1 is set on the printed base plate 1, battery component or other connectors electrically are connected with this connector 3.

Such connector 3 adopts such structure: each contact 2 is welded on the wiring figure on the printed base plate 1, applied force is peeled off the welding portion of contact 2 and printed base plate 1 in order to prevent to connect battery component or other connectors, is securely fixed on the printed base plate 1 by the housing 4 of the foot part that is called as bolt (peg) 5 with connector 3.

In addition, the outer cover that has also proposed the top and side of the housing by will surrounding connector is fixed on the printed base plate, thereby further improves the method (for example, with reference to patent documentation 1) of connector to the constant intensity of printed base plate.

Patent documentation 1: Japan opens flat 6-68352 communique in fact

Summary of the invention

Yet in the method that bolt 5 is set of as shown in Figure 4 prior art, for as the structure that bolt 5 is fixed on the housing 4, the both sides that are formed in housing 4 form slot 6 and structure in this slot 6 are inserted on the top of bolt 5.Therefore, in order to ensure the maintenance intensity of inserting the bolt 5 in the slot 6, be necessary to increase the thickness t of sidewall 4a in the both sides of housing 4.

Yet, in electronic instrument, require its miniaturization usually, also be like this in connector 3.From such viewpoint, the thickness t that increases the sidewall 4a of housing 4 is not preferred.

On the other hand, as the technology that patent documentation 1 is put down in writing, be fixed on structure on the printed base plate if will surround the outer cover of the top and side of housing, so, housing itself can be sought miniaturization.

However, if as top the constituting of being surrounded housing by outer cover, then the height of connector only increases the degree that outer cover is set, and aspect the low level of connector, also exists room for improvement herein.

The present invention is based on the problem of such technology and makes, and its purpose is, provides a kind of and can guarantee with respect to the constant intensity of printed base plate fully and make the electrical cnnector of connector miniaturization.

The electrical cnnector of making under related purpose of the present invention is characterised in that to possess housing, be contained in the contact in the housing, a pair of foot of stationary housing and the framework that extends and connect a pair of foot along at least one side of housing.

Though the purposes to such electrical cnnector is not carried out any qualification, such electrical cnnector can be as the electrical cnnector of the battery component that for example connects the portable telephone terminal and is used.Such electrical cnnector is installed on the printed base plate, by portion of terminal of battery component etc. being urged to the side of electrical cnnector, thereby electrically is connected with contact in remaining on housing.

At this moment,, extend along at least one side of housing, can make the fixation of housing to printed base plate by making this framework by the foot of framework connection one.In addition, by making framework not above housing, but along the side, thereby avoid hindering the low level of electrical cnnector.

In order electrically to be connected, make the part of contact expose in the side of housing and be provided with connecting objects such as battery components.Though can framework be set along arbitrary side of the side of housing, preferably be provided with along relative another side, the side of exposing with contact.Because battery component etc. is urged to the side that contact exposes, thereby by making framework, can support the pushing force that acts on housing by battery component etc. from the rear side of housing by framework along the relative another side, side of exposing with contact.In addition, part and the framework that can also avoid contact to expose interfered.

Though can be by any structure with frame fixation on housing, preferably have by the side of inserting housing and be fixed on fixed part on the housing.Like this, by framework being inserted the side of housing, framework can be fixed on the housing reliably.In this case, by making framework along the relative another side, side of exposing with contact, thereby framework is inserted the another side,, can prevent from effectively to cause housing and framework to come off because of the pushing force of battery component etc. promptly with opposing backside surface sides such as battery components.

Preferably, on housing, be formed with a plurality of contact slots that hold a plurality of contacts, and, be formed with the next door each other at the contact slot that adjoins each other, in this case, by fixed part is inserted in the recess that forms on the next door, thereby with frame fixation on housing.

At this moment, preferred fixed part has with respect to the central part of the Width of the side of housing and a pair of tine of symmetry, by a pair of tine being pressed into the side of housing, thereby with frame fixation on housing.By possessing a pair of tine, become with respect to the power of the direction of reversing framework and firm structure.

And, preferred fixed part be configured in housing the side Width central part near.Thus, can support the pushing force that acts on housing by battery component etc. effectively by framework.

Preferably, under the state that housing is fixed on the fixed object (printed base plate etc.), fixed part is with respect to the central part of the side of housing and be configured in a side of leaving from fixed object.That is,, then insert fixed part in the housing with respect to the central part of the side of housing and be configured in the top of housing if with the bottom surface of such as the side on the fixed object that is fixed on printed base plate etc. as housing.Generally speaking, contact is from being fixed on base end part side direction on the printed base plate and the leading section side and width diminishes.Meanwhile,, can thicken the next door between the contact slot, be inserted in herein, just can not firmly fix framework thereby do not enlarge housing by fixed part with framework on the top of housing.

According to the present invention,, thereby can make the fixation of housing to printed base plate owing at least one side along the housing of electrical cnnector is provided with the framework that a pair of foot with stationary housing connects.In addition, by making framework not above housing, but, the low level of electrical cnnector can be avoided hindering, the miniaturization of electrical cnnector can be helped along the side.

And, on housing, be formed with a plurality of contact slots that hold a plurality of contacts, and, be formed with the next door each other at the contact slot that adjoins each other, in this case, by fixed part is inserted in the recess that forms on the next door, thereby do not need to be used for fixing the special space of framework, in this, also can help the miniaturization of electrical cnnector.

Description of drawings

Fig. 1 is the figure that shows the electrical cnnector of present embodiment, (a) is the stereogram of seeing electrical cnnector from front face side, (b) is the stereogram of seeing electrical cnnector from rear side.

Fig. 2 is the side view of electrical cnnector.

Fig. 3 is the part expanded view of electrical cnnector shown in Figure 1, (a) is the stereogram of seeing electrical cnnector from front face side, (b) is the stereogram of seeing electrical cnnector from rear side.

Fig. 4 is the stereogram of an example that shows the electrical cnnector of prior art.

Symbol description

10 ... electrical cnnector

20 ... housing

20a ... the back side (another side)

20b ... front (side)

20c, 20d ... the side

21 ... the contact slot

22 ... the next door

24 ... be pressed into recess

25 ... protuberance

30 ... contact

30a ... the bottom

30b ... contact site

40 ... strengthen outer cover

41 ... sheath portion

42 ... be pressed into portion's (fixed part)

42b, 42c ... be pressed into pawl (tine)

43 ... spigot (foot)

44 ... back support portion (framework)

45,46 ... the lateral bolster support part

47 ... receiving portion

48 ... connection part

100 ... printed base plate (fixed object)

200 ... battery component (connecting object)

Embodiment

Below, based on execution mode shown in the drawings, explain the present invention.

Fig. 1 is the figure of formation that is used to illustrate the electrical cnnector 10 of present embodiment.

Shown in Fig. 1 (a) and (b), the electrical cnnector 10 that is installed on the printed base plate (fixed object) 100 electrically is connected with battery component connecting object, that for example portable phone terminal is used.This electrical cnnector 10 by as the resinous housing 20 of insulating material, be contained in a plurality of contacts 30 in the housing 20 and the enhancing outer cover 40 that is installed on the outer peripheral face of housing 20 constitutes.

At this, in order to illustrate, in electrical cnnector 10, one side that suitably will be installed on the printed base plate 100 is called bottom surface or below, be called top its opposition side or the below, a side relative with battery component is called front or the place ahead, its opposition side is called the back side or rear.

Shown in Fig. 1 (b), housing 20 is the bulks that are cuboid as a whole and roughly, in order to hold contact 30, is formed with the contact slot 21 of a plurality of recess shapes on the 20a of the back side (another side) of housing 20.In the present embodiment, be formed with 3 contact slots 21.And, between the

contact slot

21,21 that adjoins each other, be formed with next door 22.

In each contact slot 21, maintain the contact 30 of specified quantity.In the present embodiment, the contact slot 21 that is arranged in central authorities in 3 contact slots 21 holds maintaining 1 contact 30, at the

contact slot

21,21 that is arranged in both sides, holds maintaining front end and branch into 2 contact 30 respectively.

As shown in Figure 2, each contact 30 is made of conductive material, and the bottom 30a that projects to foreign side (rear) from the back side 20a of housing 20 is welded on the wiring figure of printed base plate 100.In addition, as Fig. 1 (a) and shown in Figure 2, in contact 30, be provided with in the mode that projects to foreign side (the place ahead) from the peristome 23 that is formed on front (side) 20b relative with the back side 20a of housing 20 with the portion of terminal contact of battery component 200 and the contact site 30b that electrically connects.

By rearward pushing the portion of terminal of the side that is located at battery component 200 with respect to the front 20b of housing 20, thereby with respect to the contact site 30b of such contact 30 and battery component 200 is installed.When the portion of terminal of battery component 200 contacts with contact site 30b, in order to carry out electric connection reliably, each contact 30 is configured as roughly S word shape etc. as a whole, thus along from the front 20b of housing 20 to the projected direction in the place ahead of the contact site 30b power that plays a role.

As Fig. 1～shown in Figure 3, strengthen outer cover 40 by the sheath portion 41 of U word shape roughly, be pressed into portion's (fixed part) 42 and spigot (foot) 43 forms, this sheath portion 41 is along the back side 20a of housing 20 and side 20c, the 20d of its both sides, this is pressed into portion 42 and is pressed in the housing 20, and this spigot 43 is welded on the printed base plate 100.

Sheath portion 41 is formed by the back support portion (framework) 44 and the lateral bolster support

part

45,46 of band shape, this back support portion 44 extends along the Width (orientation of contact 30) of the back side 20a of housing 20, this lateral bolster support

part

45,46 is connected with the both ends of back support portion 44 and forms, and along side 20c, the 20d of housing 20.

And the part of the top of the lateral bolster

support part

45,46 of sheath portion 41 projects to the place ahead, thereunder is formed with the receiving portion 47 with bottom surface (that is the surface of the printed base plate 100) almost parallel of housing 20.On the other hand, on housing 20,, be formed with the protuberance 25 of the thickness approximate same size of outstanding and lateral bolster

support part

45,46 in the position relative with this receiving portion 47, be installed under the state of housing 20 at enhancing outer cover 40, the top 25a of protuberance 25 docks with receiving portion 47.

As shown in Figure 3, be pressed into portion 42 for by base portion 42a with a pair ofly be pressed into the roughly U word shape that pawl (tine) 42b, 42c form, this base portion 42a is along the back side 20a of housing 20, and it is side-prominent towards the housing 20 in the place ahead from the two ends of base portion 42a that this is pressed into pawl 42b, 42c.This is pressed into portion 42 and connects with sheath portion 41 via connection part 48.

On the 20a of the back side of housing 20,, be formed with this and be pressed into the bulged-in

recess

24,24 that is pressed into of

pawl

42b, 42c on the next door between 3

contact slots

21,21,21 22,22.Be pressed in the

recess

24,24 by being pressed into

pawl

42b, 42c, thus in base portion 42a and back support portion 44 under the state of the back side 20a of housing 20, will be pressed into portion 42 and sheath portion 41 is fixing.

Spigot 43 extends to the side from the bottom of the lateral bolster

support part

45,46 of sheath portion 41, when being installed in electrical cnnector 10 on the printed base plate 100, forms along the mode on the surface of printed base plate 100 with bottom surface 43a.

Such enhancing outer cover 40 for example is bent to form metallic plate by stamping-out and can cheap and easily forms.

And bottom surface 43a, the 43a of the

spigot

43,43 by will being formed at the both sides that strengthen outer cover 40 are welded on the printed base plate 100, thereby guarantee the constant intensity of electrical cnnector 10 to printed base plate 100.

At this,, as mentioned before, preferably be provided with in mode along back side 20a though the back support portion 44 of sheath portion 41 also can be provided with in the mode along the front 20b of housing 20.This be because, by battery component 200 effect from the place ahead of electrical cnnector 10 during rearward pushing force, support the housing 20 that is pushed by battery component 200 effectively by the sheath portion 41 of the rear side that is positioned at housing 20.

And according to identical viewpoint, at the back side of housing 20 20a, preferred back support portion 44 more is arranged on the top than the center of the short transverse of back side 20a.This is because by back support portion 44 is located at high as far as possible position, can make with spigot 43 is that the support moment of 44 pairs of housings 20 of back support portion at center is bigger.

In addition, at the back side of housing 20 20a, preferably be pressed into portion 42 and more be positioned at the top than the center of the short transverse of back side 20a and be provided with.Generally speaking, in order to be easy to carry out strain, contact 30 is along with from being weldingly fixed on that bottom 30a on the printed base plate 100 marches to the top and width diminishes.This be because, meanwhile because the

next door

22,22 between the

contact slot

21,21,21 can width increases along with marching to the top, thereby do not make the width dimensions of the profile part of housing 20 just increase can next door 22 on formation be pressed into recess 24.

According to aforesaid electrical cnnector 10, owing to possess the outer cover 40 of enhancing, this enhancing outer cover 40 possesses the roughly sheath portion 41 of U word shape, and the

spigot

43,43 of this enhancing outer cover 40 is fixed on the printed base plate 100, thereby housing 20 can be securely fixed on the printed base plate 100.At this, be along the back side 20a of housing 20 and the side 20c of its both sides, the structure of 20d owing to strengthen outer cover 40, thereby there is no need to make and strengthen outer cover 40 above housing 20 and fixing, do not hinder the low level of housing 20.

And, strengthen outer cover 40 and only be provided with lateral bolster

support part

45,46 along side 20c, the 20d of housing 20, be provided with spigot 43 integratedly in the bottom of this lateral bolster support part 45,46.So the existing structure that there is no need in the slot 6 that the both sides that bolt 5 are inserted in housing 4 shown in the image pattern 4 form is such, increase the thickness t of the sidewall 4a of housing 4 in order to ensure the maintenance intensity of bolt 5.As a result, the width dimensions of housing 20 can be reduced, the miniaturization of electrical cnnector 10 can be helped.

In addition, because by the back side 20a that strengthens outer cover 40 support housings 20, thereby can support moment with respect to performance from the pushing force of the battery component 200 of 20b side direction rear, the front effect of housing 20 and effectively.In addition, can prevent that also the portion that is pressed into 42 from coming off from housing 20.

In addition, because such enhancing outer cover 40 is integrated with

spigot

43,43, thereby compares with making the situation that strengthens outer cover and spigot respectively, can suppress cost of parts.In addition, only strengthen outer cover 40, just can carry out the assembling of spigot 43 simultaneously by on housing 20, installing.So, there is no need the existing structure shown in the image pattern 4 and assemble 2 bolts 5 like that, can suppress the assembly cost of the part of fabrication stage.

In addition, have the portion that is pressed into 42 that is pressed in the housing 20, thereby can be fixed on reliably on the housing 20 strengthening outer cover 40 owing to strengthen outer cover 40.And, if will be pressed into above portion 42 more is located at than the center of the short transverse of back side 20a at the back side of housing 20 20a, so, width diminishes contact 30 along with marching to leading section from bottom 30a, can increase the width that is formed with the next door 22 that is pressed into recess 24, thereby not make the width dimensions increase of the profile part of housing 20 just can fixedly be pressed into portion 42.In addition, be located at the portion that is pressed into 42 of such position, similarly bringing into play the effect that housing 20 is kept,, can resist effectively herein applying by battery component 200 when making housing 20 swing to the power of direction at rear with sheath portion 41.

And, be pressed into portion 42 and have a pair of pawl 42b, the 42c of being pressed into, be pressed on the

next door

22,22 of both sides of the contact slot 21 that is fixed on the central portion that is positioned at housing 20.Like this, be pressed into portion 42 with respect to the center of housing 20 and possess a pair of pawl 42b, the 42c of being pressed into symmetrically, can antitorque commentaries on classics and firmly fix housing 20.

In addition, 25a butt joint on the protuberance 25 of receiving portion 47 that forms on the lateral bolster

support part

45,46 of sheath portion 41 and formation on housing 20.Thus, can support moment with respect to performance from the pushing force of the battery component 200 of the 20b side direction rear, front of housing 20 effect and more effectively.In addition, dock with the top 25a of protuberance 25 by making receiving portion 47, can strengthen the location of outer cover 40, improve strengthen the assembly precision of outer cover 40, also obtain being easy to generate the effect of flatness (coplanarity) of bottom surface 43a, the 43a of spigot 43 with respect to housing 20.

In addition, in the above-described embodiment, can suitably change the shape, position of each one that strengthens outer cover 40 etc.For example,

spigot

43,43 also can be used as the mode that is inserted on the printed base plate 100 in the through hole that forms, the position that can also make sheath portion 41 or be pressed into portion 42 than the short transverse center of housing 20 more by the below.

In addition, as long as in the scope that does not break away from purport of the present invention, housing 20, contact 30 are that any formation all can.

In addition, only otherwise break away from purport of the present invention, just can accept or reject selection or suitably change to other formations the formation of enumerating in the above-mentioned execution mode.

Claims

1. electrical cnnector possesses:

Housing;

Be contained in the contact in the described housing;

The a pair of foot of fixing described housing; And

Extend and connect the framework of a pair of described foot along at least one side of described housing.

2. electrical cnnector according to claim 1 is characterized in that,

In order electrically to be connected with connecting object, make the part of described contact expose in the described side of described housing and be provided with,

Another described side that described framework is relative along the described side of exposing with described contact is provided with.

3. electrical cnnector according to claim 1 is characterized in that, described framework has by the described side of inserting described housing and is fixed on fixed part on the described housing.

4. electrical cnnector according to claim 3 is characterized in that,

On described housing, be formed with a plurality of contact slots that hold a plurality of described contacts, and, be formed with the next door each other at the described contact slot that adjoins each other,

By described fixed part is inserted in the recess that forms on the described next door, thus with described frame fixation on described housing.

5. electrical cnnector according to claim 4, it is characterized in that, described fixed part has with respect to the central part of the Width of the described side of described housing and a pair of tine of symmetry, by a pair of described tine being pressed into the described side of described housing, thus with described frame fixation on described housing.

6. electrical cnnector according to claim 5 is characterized in that, described fixed part be configured in described housing described side Width central part near.

7. electrical cnnector according to claim 5, it is characterized in that, under the state on the fixed object that described housing is fixed in this housing, described fixed part is with respect to the central part of the described side of described housing and be configured in a side of leaving from described fixed object.