CN201113144Y

CN201113144Y - Module connector

Info

Publication number: CN201113144Y
Application number: CNU2007201289090U
Authority: CN
Inventors: 师明
Original assignee: Molex Interconnect Shanghai Co Ltd; Molex LLC
Current assignee: Molex Interconnect Shanghai Co Ltd; Molex LLC
Priority date: 2007-08-23
Filing date: 2007-08-23
Publication date: 2008-09-10
Anticipated expiration: 2017-08-23
Also published as: TWM332285U

Abstract

The utility model discloses a module connector contains an insulator, a plurality of conductive terminal, and a casing. The insulating body comprises two opposite first side walls and second side walls, and an accommodating space which is defined by the first side walls and the second side walls and is provided with an opposite assembling opening and a butt joint opening. A plurality of terminal accommodating grooves for accommodating corresponding conductive terminals are respectively arranged on the opposite first side walls in parallel; the opposite second side wall is provided with a limiting part, and the accommodating space is defined as an assembling space and a butt joint space. A sub-circuit board is assembled into the assembly space from the assembly opening, and a docking module is assembled into the docking space from the docking opening. The shell is provided with a first side plate, a second side plate and a bottom plate, wherein the first side plate and the second side plate wrap the periphery of the insulating body, and the bottom plate covers the assembling opening to prevent the sub-circuit board from falling out of the accommodating space. The utility model has the advantages of stable product quality, being suitable for miniaturization, etc.

Description

Modular connector

Technical field

The utility model is about a kind of modular connector, especially about a kind of modular connector that uses sub-circuit board butt joint insert module.

Background technology

Common existing modular connector is to be installed in the electronic equipments such as mobile phone, PDA(Personal Digital Assistant), and with butt joint camera model, trace ball (trackball) etc., relevant technology can be with reference to No. the 200520069883rd, Chinese patent.Such modular connector is directly will be connected to main circuit board to connection module, on the main circuit board function corresponding circuit must be set, thereby the wiring on the main circuit board becomes complicated, takies circuit board space, is unfavorable for the stable of system; In case and this functional circuit goes wrong need replacing monoblock main circuit board, the maintenance cost of increase product.

In view of the above problems, some use the modular connector of sub-circuit board to begin in the industry cycle to grow up.

The utility model content

The utility model provides a kind of modular connector, and it can improve the stability of product, and is convenient to safeguard, is beneficial to the product miniaturization.

The utility model provides following technical proposal: a kind of modular connector comprises an insulating body, the receiving space that this insulating body comprises four sidewalls and enclosed by these sidewalls; Some conducting terminals that are contained in this insulating body; An and housing that cooperates with this insulating body.This insulating body comprises one group of relative the first side wall, and is provided with some terminal containing slots of accommodating conducting terminal respectively side by side on it.This receiving space has a relative assembling opening and docks opening; This housing is provided with base plate, and covers this assembling opening.

In one embodiment, this conducting terminal comprises one respectively and convexedly stretches in the docking section in this receiving space, the elastic arm that is connected with this docking section, and the weld part that is connected with this elastic arm.This insulating body also comprises one group of second relative sidewall, and this second sidewall is provided with relative limiting section.This limiting section is defined as assembling space from this assembling opening to this limiting section with this receiving space, and docks the butt joint space of opening from this limiting section to this.Also further be provided with on second sidewall of this insulating body and hold the draw-in groove of fixing this housing.This housing also further comprises and corresponding first, second side plate of this first, second sidewall, on this second side plate to being provided with holding part with matching by draw-in groove.One sub-circuit board is contained in this assembling space from this assembling opening, and is that the base plate of this limiting section and this housing is spacing.The height of this assembling space is the distance of limiting section to this base plate, and is somebody's turn to do the thickness of height more than or equal to this sub-circuit board.Have a breach on this daughter board, be respectively equipped with a location division that cooperates with this breach on this second relative sidewall and this sub-circuit board is located on horizontal level.Also be provided with the interior extension that protrudes in this receiving space on this relative the first side wall.In another embodiment, this module connector comprises this sub-circuit board.

The existing modular connector of the utility model, it is provided with the assembling space of accommodating sub-circuit board and accommodates butt joint space to connection module, and to connection module butt joint sub-circuit board, this sub-circuit board docks with the conducting terminal of modular connector, and then is connected to main circuit board; Thereby it is stable to have properties of product, and use cost is low, is fit to the product miniaturization.Simultaneously because this sub-circuit board can be contained in the diverse location in the butt joint space, thereby avoided the warpage issues of modular connector in welding process effectively.

Description of drawings

Fig. 1 is that the modular connector of a tree name the utility model embodiment is assemblied in the stereogram when docking a module on the circuit board;

Fig. 2 is one according to the modular connector of the utility model embodiment and assemble the stereogram of a sub-circuit board;

Fig. 3 is the modular connector of a tree name the utility model embodiment and the three-dimensional exploded view of a sub-circuit board;

Fig. 4 is one according to the insulating body of the modular connector of the utility model embodiment and the partial sectional view of conducting terminal;

Fig. 5 is one according to the insulating body of the module modular connector of the utility model embodiment and the partial sectional view of housing;

Fig. 6 one goes into vertical view when being in confined state behind the sub-circuit board according to the modular connector group of the utility model embodiment;

Fig. 7 is the cutaway view along ZZ line intercepting among Fig. 6;

Fig. 8 one goes in running order vertical view behind the sub-circuit board according to the modular connector group of the utility model embodiment;

Fig. 9 is the cutaway view along YY line intercepting among Fig. 8;

Figure 10 is that the modular connector of a tree name the utility model embodiment is assemblied in the stereogram on the main circuit board.

Symbol description among the figure:

1 modular connector
1 modular connector		2 insulating bodies	20 the first side walls
200 first ends	201 second ends	2 insulating bodies	20 the first side walls
200 first ends	201 second ends	Extension in 202	203 outer extensions
21 second sidewalls	22 receiving spaces	Extension in 202	203 outer extensions

220 assembling openings	221 butt joint openings
220 assembling openings	221 butt joint openings	The 22a assembling space	22b docks the space
23 terminal containing slots	231 displacement slot sections	The 22a assembling space	22b docks the space
23 terminal containing slots	231 displacement slot sections	232 holding slot sections	233 welding groove sections
234 flanks		232 holding slot sections	233 welding groove sections
234 flanks		24 draw-in grooves	240 installing ports
241 fixture blocks	242 location notchs	24 draw-in grooves	240 installing ports
241 fixture blocks	242 location notchs	243 guiding faces
25 location divisions	26 limiting sections	243 guiding faces
25 location divisions	26 limiting sections	3 conducting terminals	30 docking sections
31 elastic arms	32 holding parts	3 conducting terminals	30 docking sections
31 elastic arms	32 holding parts	320 first legs	321 second legs
322 interference parts		320 first legs	321 second legs
322 interference parts		33 weld parts
4 housings	40 first side plates	33 weld parts
4 housings	40 first side plates	41 second side plates	42 base plates
420 hollow-out parts		41 second side plates	42 base plates
420 hollow-out parts		43 holding parts	430 location divisions
431 trips		43 holding parts	430 location divisions
431 trips		44 fixed parts
5 sub-circuit boards	50 breach	44 fixed parts
5 sub-circuit boards	50 breach	51 contact zones
6 main circuit boards	The M module	51 contact zones

Embodiment

For better understanding spirit of the present utility model, it is described further below in conjunction with preferred embodiment of the present utility model.

As shown in Figure 1, 2, the modular connector 1 according to the utility model one embodiment is used to dock a trace ball module M.This modular connector 1 comprises an insulating body 2, some conducting terminals 3 that is contained in this insulating body 2, and a housing 4.This modular connector 1 electrically connects a sub-circuit board 5 and a main circuit board 6 by conducting terminal 3, is inserted in the trace ball module M of this modular connector 1 by being electrically connected by this sub-circuit board 5, thereby realizes being electrically connected of 6 of this module M and main circuit boards.

In conjunction with Fig. 2,3,4, insulating body 2 is a cuboid framework, it has four sidewalls, comprise two relative the first side walls 20 and two second relative sidewalls 21, each

sidewall

20,21 all has relative first end 200 and second end 201 and (is lower end, upper end in the present embodiment, with the side towards main circuit board 6 is down, is last for the side that connection module M is planted, down together).This four

sidewall

20,21 is enclosed one and is had assembling opening 220 and the receiving space 22 that docks opening 221.Each relative the first side wall 20 inboard are provided with the interior extension 202 of a pair of relative extension, and its outside is provided with some outer extensions 203; And this terminal containing slot 23 is arranged at this first side wall 20 respectively, and wherein one group of terminal containing slot 23 extends to outer extension 203 from being somebody's turn to do to slot on the interior extension 202; The terminal containing slot 23 of relative opposite side does not then take interior extension 202, is extension 203 outside the first side wall 20 extends to.Certainly, in other embodiments, the terminal containing slot 23 that is positioned at relative both sides can all begin to extend from extension 202, so that each conducting terminal 3 all is contained in the terminal containing slot 23 naturally; Perhaps all do not take extension 202 in this, directly extension 203 outside the first side wall 20 extends to makes conducting terminal 3 equal precompressed be housed in this terminal containing slot 23.Each terminal containing slot 23 bottom-up being recessed to form, has a displacement slot section 231 that communicates with receiving space 22 respectively, the one holding slot section 232 that communicates in the below with this displacement slot section 231, extend the welding groove section 233 between the outer extension 203, and the flank 234 (seeing Fig. 4,6,7,8,9) of this displacement slot section 231 of an interval and holding slot section 232.Be respectively equipped with a pair of draw-in groove 24 on each relative second sidewall 21.Each draw-in groove 24 has one and is positioned at the installing port 240 of lower end 200, and further is provided with a fixture block 241 that protrudes out by 201 places, upper end from its cell wall, reaches the location conduit 242 that is set up in parallel on draw-in groove 24 length bearing of trends with this fixture block 241.This fixture block 241 is in forming towards a side of receiving space 22, and has a guiding face 243 (referring to Fig. 5) that is tilted to installing port 240.Two second sidewalls, 21 middle parts also are provided with a location division 25 relatively by lower end 200, and extend the limiting section 26 of 25 both sides, location division.The breach 50 of opposite flank fastens on this location division 25 and the sub-circuit board 5, can locate this sub-circuit board 5 on horizontal level.This limiting section 26 is defined as the assembling space 22a that accommodates sub-circuit board 5 with receiving space 22, and accommodates the butt joint space 22b to connection module M, and sub-circuit board 5 is limited in this assembling space 22a.The depth D of this assembling space 22a is equal to or greater than the thickness T (see Fig. 7,9, the depth D that is respectively this assembling space 22a is greater than the thickness T of the correspondence position of, the sub-circuit board 5 that equals to accommodate) of the correspondence position of the sub-circuit board 5 of being accommodated.As Fig. 7, in a preferred embodiment, the depth D of this assembling space 22a is designed to be greater than the thickness T of the sub-circuit board 5 of being accommodated.That is, limiting section 26 is to the thickness T of the distance of assembling opening 220 greater than the correspondence position of sub-circuit board 5, and this distance D can move up and down to good in this assembling space 22a with this sub-circuit board 5.So, but sub-circuit board 5 go between the conducting terminal 3 of this modular connector 1 by 220 groups of openings of assembling at the starting stage nationality of assembling, this moment, sub-circuit board 5 was subjected to the butt of conducting terminal 3.In order to prevent that this module electric connector 1 from producing the warpage influence in follow-up welding process, this sub-circuit board 5 can be entered a position that is advanced near limiting section 26, this moment, this sub-circuit board then was in the non-stress state, be that conducting terminal 3 can be to these sub-circuit board 5 application of forces, and then when conducting terminal 3 is soldered on the circuit board 6, just can avoid warpage influence insulating body 2.

In conjunction with Fig. 2,3,4,6,7,8,9, each conducting terminal 3 structure is identical, have docking section 30, an elastic arm 31 that extends from this docking section 30, the U-shaped holding parts 32 of these elastic arm 31 extensions, an and weld part 33 from these holding parts 32 extensions certainly that convexedly stretches in the assembling space 22a respectively.This holding parts 32 further comprises first leg 320 that connects this elastic arm 31, and connects second leg 321 of this weld part 33; Each leg 320,321 is provided with some interference parts 322 of interfering with terminal containing slot 23 cell walls, so that each conducting terminal 3 is immobilizated in corresponding terminal containing slot 23.This docking section 30 convexedly stretches in assembling opening 220 places of receiving space 22.First leg 320 of this elastic arm 31 and holding parts 32 is contained in the displacement slot section 231 of terminal containing slot 23.Second leg 321 of this holding parts 32 is contained in this holding slot section 232.This weld part 33 extends welding groove section 233.This U-shaped holding parts 32 is crossed over the structure that flank 234 is contained in displacement slot section 231 and holding slot section 232, and interfere with corresponding cell wall respectively the interference part 322 of first, second leg 320,321 on the one hand, has increased the acting surface of fixing; Flank 234 has been also for it provides certain spacing and supporting role on the other hand, thereby has outstanding fixing effect.Because in this preferred embodiment, for the situation that prevents sub-circuit board 5 accidental destruction conducting terminal 3 when initially assembling takes place, the displacement slot section 231 of the terminal containing slot 23 of fluting on interior extension 202, more the displacement slot section 231 of the terminal containing slot 23 of fluting is not wide on interior extension 202.Thereby be contained in each conducting terminal 3 in the sub-accepting groove of each narrow end 23, its elastic arm 31 is to accommodate wherein with the compressive state of precompressed, promptly on it each terminal containing slot 23 to accommodate the displacement slot section 231 transverse widths design of elastic arm 31 parts little than the lateral separation between the two ends of elastic arm 31; Be contained in upward each conducting terminal 3 of each broad terminal containing slot 23 of relative another the first side wall 20b, its elastic arm 31 is to accommodate wherein with nature, i.e. the transverse width design that each terminal containing slot 23 is accommodated the displacement slot section 231 of elastic arm 31 parts on it is equal to or greater than the lateral separation between the two ends of elastic arm 31.So, two row's conducting terminals 3 are in preloading condition and nature respectively, make sub-circuit board 5 when being assembled to receiving space 22, and convenience is installed and can not be damaged conducting terminal 3.Yet at both sides terminal containing slot 23 all in the embodiment of interior extension 202 flutings, the width of the displacement slot section 231 of the terminal containing slot 23 of both sides all is enough to allow the elastic arm 31 of each conducting terminal 3 be accommodated wherein with nature, does not influence enforcement of the present utility model.

In conjunction with Fig. 2,3,5, this housing 4 has first side plate 40 and second side plate 41 of first,

second sidewall

20,21 of corresponding insulating body 2 respectively, and the base plate 42 of this first,

second side plate

40,41 of connection.This base plate 42 covers the assembling opening 220 of the receiving space 22 of insulating body 2, forms assembling space 22a with this limiting section 26.Wherein upwards protrude out the corresponding holding part 43 of draw-in groove 24 of a pair of and insulating body 2 on second side plate 41, each holding part 43 further comprises the location division with elastic reaction 430 of extending on second side plate 41, reach the trip 431 that extends from a side of these location division 430 other ends.The width of the location conduit 242 of the width of this location division 430 and draw-in groove 24 is suitable, just can be positioned wherein.This trip 431 is corresponding with fixture block 241 positions.In addition, also be provided with the fixed part 44 of some outside turnovers on second side plate 41.Base plate 42 is provided with a hollow-out parts 420 near the free end that the both sides of first side plates 40 are respectively equipped with docking section 30 that should conducting terminal 3, and this hollow-out parts 420 extends to another relative second side plate 41 from one second side plate, 41 places.

In conjunction with Fig. 2,7,9, this modular connector 1 needs the sub-circuit board 5 that cooperates is organized in the lump before assembling the time.Promptly, at first docking section 30 pushings of the conducting terminal 3 that sub-circuit board 5 one sides aligning elastic arm 31 is accommodated naturally, its elastic arm 33 is compressed in the terminal containing slot 23, the docking section 30 of the opposite side conducting terminal 3 that sub-circuit board 5 opposite sides are accommodated quasi-prepressing then can be with sub-circuit board 5 easily by 220 groups of assembling space 22a that go into insulating body 2 of assembling opening.The breach 50 of this sub-circuit board 5 cooperated with the location division 25 of insulating body 2 and prevented the displacement of this sub-circuit board 5 at horizontal level this moment.As shown in Figure 7, the height D of this assembling space 22a is greater than the relevant position thickness T of sub-circuit board 5 in the present embodiment, make this sub-circuit board 5 above assembling the time can be pushed into the docking section 30 of conducting terminal 3 and do not dock with this docking section 30, promptly this moment, this sub-circuit board 5 was not subjected to the effect that compresses of docking section 30 on horizontal level, was in confined state.Then with the installing port 240 of the respective card slot 24 on the holding part 43 corresponding insulating bodies 2 of housing 4, location division 430 advances in the conduit 242 of location, and the guiding face 243 of trip 431 plane applying fixture blocks 241 advances and the generation elastic deformation is until crossing fixture block 241 that elastic reset is snapped in to reach on this fixture block 241 and fixes this housing 4 on insulating body 2.With reference to Fig. 1,10, during application, the weld part 33 of the conducting terminal 3 of modular connector 1 and the fixed part 44 of housing 4 need be respectively welded on the main circuit board 6, because the sub-circuit board 5 in this assembling space 22a is in the non-stress state, therefore can avoid the warpage influence of welding temperature to insulating body 2.As shown in Figure 9, directly insert the butt joint space 22b of receiving space 22 when assembling this module M at last, and application of force nationality moves down this sub-circuit board 5 by the effect to connection module M and is 42 backstop location of base plate of this housing 4 downwards by butt joint opening 221.This moment this sub-circuit board 5 on Metal Contact band 51 dock with the docking section 30 of this conducting terminal 3, promptly in running order; And finally can reach the signal transmission between connection module M and sub-circuit board 5 and the main circuit board 6 by the effect of conducting terminal 3.Before and after butt joint, the free end of the docking section 30 of conducting terminal 3 is positioned at the hollow-out parts 420 of housing 4 all the time, does not contact with housing 4; Thereby avoid the generation of short circuit phenomenon.

Modular connector 1 of the present utility model, it is accommodated simultaneously connection module M is reached and this sub-circuit board 5 that connection module M is electrically connected, and saves the space of main circuit board 6 on the one hand, is fit to the product miniaturization, help improving the stability of product, reduce user's use cost; Assembling space 22a can accommodate this sub-circuit board 5 in different positions on the other hand, thereby has avoided the warpage issues of modular connector 1 in the welding stage effectively.In actual applications, whether this modular connector 1 can comprise sub-circuit board 5 wherein according to client's demand decision, does not influence essence of the present utility model.

Technology contents of the present utility model and technical characterstic disclose as above, yet those of ordinary skill in the art still may be based on teaching of the present utility model and announcements and done all replacement and modifications that does not deviate from the utility model spirit.Protection range of the present utility model should be not limited to the content that embodiment discloses, and should comprise various do not deviate from replacement of the present utility model and modifications, and is contained by the present patent application claim.

Claims

1. a modular connector comprises an insulating body, the receiving space that this insulating body comprises four sidewalls and enclosed by these sidewalls; Some conducting terminals that are contained in this insulating body; An and housing that cooperates with this insulating body; It is characterized in that this insulating body comprises one group of relative the first side wall, and be provided with some terminal containing slots of accommodating conducting terminal respectively side by side on it; This receiving space has a relative assembling opening and docks opening; This housing is provided with base plate, and covers this assembling opening.

2. modular connector as claimed in claim 1 is characterized in that this conducting terminal comprises one respectively and convexedly stretches in the docking section in this receiving space, the elastic arm that is connected with this docking section, and the weld part that is connected with this elastic arm.

3. modular connector as claimed in claim 2, it is characterized in that this insulating body also comprises one group of second relative sidewall, and this second sidewall is provided with relative limiting section, this limiting section is defined as assembling space from this assembling opening to this limiting section with this receiving space, and docks the butt joint space of opening from this limiting section to this.

4. modular connector as claimed in claim 3 is characterized in that also further being provided with on second sidewall of this insulating body and holds the draw-in groove of fixing this housing.

5. modular connector as claimed in claim 4 is characterized in that this housing also further comprises and corresponding first, second side plate of this first, second sidewall, on this second side plate to being provided with holding part with matching by draw-in groove.

6. as claim 3,4 or 5 described modular connectors, it is characterized in that a sub-circuit board is contained in this assembling space from this assembling opening, and be that the base plate of this limiting section and this housing is spacing.

7. modular connector as claimed in claim 6 is characterized in that the height of this assembling space is the distance of this limiting section to this base plate, and is somebody's turn to do the thickness of height more than or equal to this sub-circuit board.

8. modular connector as claimed in claim 7 is characterized in that having a breach on this daughter board, is respectively equipped with a location division that cooperates with this breach on this second relative sidewall and this sub-circuit board is located on horizontal level.

9. modular connector as claimed in claim 8 is characterized in that also being provided with on this relative the first side wall the interior extension that protrudes in this receiving space.

10. a modular connector comprises an insulating body, and this insulating body comprises four sidewalls and the receiving space of being enclosed by these sidewalls; Some conducting terminals that are contained in this insulating body; An and housing that cooperates with this insulating body; It is characterized in that this receiving space has a relative assembling opening and docks opening; This assembling opening covers for a base plate that is provided with on this housing, and also contains a sub-circuit board in this receiving space.

11. modular connector as claimed in claim 10 is characterized in that this insulating body comprises one group of relative the first side wall, and is provided with some terminal containing slots of accommodating conducting terminal respectively side by side on it; And this conducting terminal comprises one respectively and convexedly stretches in the docking section of docking with this sub-circuit board in this receiving space, the elastic arm that is connected with this docking section, and the weld part that is connected with this elastic arm.

12. modular connector as claimed in claim 11 is characterized in that this insulating body also includes one group of relative second sidewall, and which is provided with the relative limiting section that is used for this sub-circuit board of backstop; This limiting section with this receiving space be defined as from this assembling opening to this limiting section assembling space with from this limiting section to this dock opening the butt joint space.

13. modular connector as claimed in claim 12 is characterized in that this sub-circuit board is contained in this assembling space from this assembling opening, and is that the base plate of this limiting section and this housing is spacing.

14. modular connector as claimed in claim 13, the height that it is characterized in that this assembling space are the distance of limiting section to this base plate, and are somebody's turn to do the thickness of height more than or equal to this sub-circuit board.

15. as described modular connector one of in the claim 12,13,14, it is characterized in that having a breach on this sub-circuit board plate, be respectively equipped with a location division that cooperates with this breach on this second relative sidewall and this sub-circuit board is located on horizontal level.

16. further being provided with, modular connector as claimed in claim 15, its feature be used to hold the draw-in groove of fixing this housing on second sidewall of this insulating body.

17. modular connector as claimed in claim 16 is characterized in that this housing further comprises and corresponding first, second side plate of this first, second sidewall, on this second side plate to being provided with holding part with matching by draw-in groove.

18. modular connector as claimed in claim 17 is characterized in that also being provided with on this relative the first side wall the interior extension that protrudes in this receiving space.