CN200983412Y - Connection and plug part with circuit board box - Google Patents

Abstract

A connector with a circuit board case comprises a receiver and an inserter which can detach each other, wherein the receiver comprises a shell and a receiving spring lamination which is inserted into the shell, and the inserter comprises a basal body and a terminal spring lamination which is inserted into the basal body. The shell which comprises a circuit board case is made of insulant material, and a plurality of receiving slotted holes are arranged in parallel on one side or two sides of the bottom of the circuit board case, thereby each receiving spring lamination can be inserted into each receiving slotted hole. The basal body is made of insulant material, wherein the basal body is equipped with a plurality of paratactic terminal seats, each terminal seat comprises a bottom and an insert portion, and the terminal spring lamination is equipped in the corresponding slotted hole which is arranged at the terminal seat. Two sides of the circuit board case is provided with a plurality of elements for fixing the circuit board, and the upper portion of the receiving spring lamination is equipped with a circuit board contact chip which can be contacted with a circuit board bar. The utility model has the beneficial effects that no tools are needed when the circuit board is assembled, no other adapters are needed when the circuit board is connected with the connector, and the structure of the connector is simple and is reliably detached.

Description

The connector of band circuit board box

Technical field

The utility model belongs to the electric connector technical field, relates in particular to a kind of connector with circuit board box.

Background technology

Connector is widely used in electric product, and different its structures of functional requirement are also ever-changing.Alarm button in some product such as fire product, modules and other products, the function that connector will be realized are that the lead-in wire of circuit board (or haptic element) is connected with connector, and connect outside manufacture by the mode that patches, so require connector to have circuit board box.The patent No. that applicant of the present utility model has is 00251047.2, and name is called the utility model patent that spring patches body, is realization this purpose.But the technical scheme of No. 00251047.2 patent, circuit board itself is non-plug-in type with being connected of connector, needs to connect with screw; The structure of connector itself is also complicated in addition.

Summary of the invention

For overcoming the above-mentioned deficiency of prior art, the utility model provides a kind of connector with circuit board box, and circuit board can be packed into snap fit.This body structure of connector is also more simple, patches reliable.

The utility model solves its technical problem, and the scheme of taking is:

Connector is made up of supporting that can insert mutually and insert.Supporting is made of housing and the insertion spring leaf of accepting wherein; Insert is made of matrix and insertion terminal springs sheet wherein.The housing of supporting is holistic insulating material (as a moulding), the slotted eye of accepting that it includes circuit board box, circuit board box one or both sides, bottom and shows several perforations, and each is accepted spring leaf and promptly is inserted in each and accepts in the slotted eye.The matrix of insert is holistic insulating material (as a moulding), and structure is several terminal bases arranged side by side, and each terminal base has bottom and insertion section, and the terminal springs sheet is installed in the corresponding slotted eye of terminal base.There are several fasteners that is used for fixing circuit board said circuit board box both sides, and the board contact that can contact with the circuit board haptic element is arranged at the top of accepting spring leaf.

The above-mentioned spring leaf of accepting can be the punch forming of whole piece elastic sheet metal, and its lateral plan is the F type of a distortion, and its vertical part is for accepting contact, can insert and accept slotted eye, top one horizontal be board contact, middle one horizontal be the crosswise fixed sheet, be used for fixing with housing.After the accepting the slotted eye interpolation and go into to accept spring leaf of housing, its integral body promptly constitutes supporting.The spring leaf of accepting of accepting slotted eye and insertion constitutes a stacker.Terminal base can be designed to lateral plan and be similar to the L type that side is fallen, and horizontal component is the bottom, is the porose sheet in centre, and vertical component is the insertion section, and the inboard, insertion section has the shell fragment that runs through the bottom to insert slotted eye.The terminal springs sheet is the punch forming of whole piece elastic sheet metal, and its shape matches with terminal base, and lateral plan is similar to the L that side is fallen.Its horizontal component is terminals, but in the hole of insertion end stroma horizontal part, vertical component is the insertion contact, but the shell fragment of insertion end stroma inserts slotted eye.Behind the hole and shell fragment insertion slotted eye fixed terminal spring leaf of the terminal base of base portion by the bottom, integral body promptly constitutes insert.A terminal base constitutes one with the terminal springs sheet of being fixed and inserts terminal.

During use, the insertion terminal of insert is inserted the stacker of supporting, promptly constitute holistic connector.Corresponding accepting contact and insert contact contacts.

The method of circuit board of packing into is that circuit-board card is gone in the fastener of board box to get final product, and the haptic element of wiring board contacts with board contact.

The beneficial effects of the utility model are, the installation of circuit board need not by means of instrument, and circuit board with need not additional other connectors being connected of connector.Connector structure is simple, patches reliable.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is a whole profile of the present utility model;

Fig. 2 is the profile of supporting;

Fig. 3 is the profile of insert, also is simultaneously the profile that inserts terminal;

Fig. 4 is a schematic diagram of accepting spring leaf, and wherein a figure is a lateral plan, and b figure is the view of a figure along the A direction;

Fig. 5 is the schematic diagram of terminal springs sheet, and wherein a figure is a plan view, and b figure is the profile of a figure along the A-A direction;

Fig. 6 is the schematic diagram of supporting housing, and wherein a figure is a front view, and b figure is the profile of a figure along the B-B direction, and b1 figure is the enlarged drawing at b figure D position, and c figure is the profile of a figure along the A-A direction, and d figure is the rearview of a figure, and d1 figure is the right view of d figure;

Fig. 7 is the schematic diagram of insert matrix, and wherein a figure is a front view, and b figure is the profile of a figure along the A-A direction, and c figure is the right view of a figure, and d figure a figure is along the profile of B-B direction, and e figure is that a figure is the profile of the joint portion of abutting end stroma along the C-C direction.

Among the figure:

1. supporting;

2. housing, 21. circuit board box, 22. platforms, 23. accept slotted eye, 231. holding grooves, 232. patchholes, 233. top draw-in grooves, 234. bottom draw-in grooves, 241. flexible clamp pieces, 242. plasticity fasteners, 251. side's platform shape reference columns, 252. truncated cone-shaped reference columns, 26. installing holes;

3. accept spring leaf, 31. board contact, 32. crosswise fixed sheets, 33. kinks, 331. hangnails, 34. accept contact, 35. barbs;

4. insert;

5. matrix, 51. bottoms, 52. base apertures, 53. bottom margins, 54. insertion sections, 55. shell fragments insert slotted eye, 56. installing holes, 57. draw-in grooves;

6. terminal springs sheet, 61. terminals, 611. wiring holes, 612. afterbodys, 62. insert contacts, 621. elastic contact parts, 622. joint ends.

Embodiment

As Fig. 1, be the profile that is the connector of the state of patching, be plugged with insert (4) in the supporting (1).The profile of both released states respectively as shown in Figures 2 and 3.

As seen, supporting (1) is made of housing (2) and the insertion spring leaf (3) of accepting wherein in Fig. 2; As seen, insert (4) is made of matrix (5) and insertion terminal springs sheet (6) wherein in Fig. 3.

Below introduce housing (2) respectively, accept spring leaf (3), the structure of matrix (5) and terminal springs sheet (6), and connected mode between parts:

The structure of housing (2) is the integrated member of an injection mo(u)lding as shown in Figure 6.The middle part of housing is circuit board box (21), circuit board box (21) cross section is up big and down small two-layer configuration (seeing figure a, b, c), two inter-stages of its both sides have platform (22), the bottom of both sides platform (22) each and show 4 perforation platforms accept slotted eye (23) (seeing figure b, b1, d), be useful on the flexible clamp piece (241) of fixing circuit board on the dextral platform, there is plasticity fastener (242) corresponding position, left side, the also side's of having platform shape reference column (251) and truncated cone-shaped reference column (252) respectively in the middle of the both sides platforms, housing has reservation installing hole (26) for four jiaos.

The detail structure of accepting slotted eye (23) is shown in Fig. 6 b1, its underpart is holding groove (231), upper inner has the patchhole (232) that penetrates into platform, being parallel to each patchhole (232) on platform in the inner part respectively has a top draw-in groove (233) (to contrast Fig. 6 a), bottom draw-in groove (234) (contrast Fig. 6 d) is arranged in the lower surface of slotted eye (23) madial wall.In the practical application, the quantity of accepting slotted eye (23) differs and is decided to be 4 of every sides in this example, can decide as required; Also not necessarily both sides all have, and can only one-sidedly have.

The structure of flexible clamp piece (241) and plasticity fastener (242) is illustrated in conjunction with Fig. 6 a and c.Flexible clamp piece (241) is an inverted U-shaped, and the outside and housing (2) are connected as a single entity, and the inboard is cantilever-shaped, and its end is a dop, and the transverse elasticity displacement can take place dop under external force; Plasticity fastener (242) is for L shaped, and vertical component and housing (2) are connected as a single entity, the flat to the inside formation dop of stretching of horizontal component, and its shape is short and thick, and tangible strain does not take place under external force.During mounting circuit boards, earlier a side of circuit board is inserted and plasticity fastener (242), again opposite side is depressed, at this moment the edge of circuit board can push flexible clamp piece (241) and makes it to outer displacement, when circuit board position is lower than the dop of flexible clamp piece (241), external force is removed, and dop rebounds, and card is pressed on the circuit board.In fact, the fastener of both sides all can also be designed to flexible clamp piece

The structure of reference column is illustrated in conjunction with Fig. 6 a, b.Its cross section of square as seen from the figure platform shape reference column (251) is a rectangle, and the cross section of truncated cone-shaped reference column (252) is circular, and the effect of reference column is a locating circuit board.There are corresponding square opening draw-in groove and round mouth draw-in groove in the edge of circuit board, the circuit board side's of snapping in platform shape reference column (251) and truncated cone-shaped reference column (252) respectively when packing into.Can make the circuit board installation site accurate like this, and stop the back slip of packing into to produce displacement.Both sides are to make a mistake for the installation direction that prevents circuit board with the reference column of different cross section.This purpose also can utilize the position of reference column to realize, is not center symmetry (mounting center of circuit board relatively) as long as make the relative position of both sides reference column.Like this, in case the installation direction of circuit board is mistaken, then its draw-in groove just can't cooperate with reference column.

The structure of accepting spring leaf (3) as shown in Figure 4, these parts are the punch forming of full wafer elastic sheet metal.Its end view (figure a) shape as about the F of reverse distortion, its vertical part is for accepting contact (34), top one horizontal be board contact (31), centre one is horizontal to be crosswise fixed sheet (32).In conjunction with scheming a and b as seen, board contact (31) is two of symmetry again; The left end of crosswise fixed sheet (32) has a downward kink (33), and there is hangnail (331) its both sides, lower end; Accept the barb (35) that the lower end of contact (34) upwards bends up in oriented.

We return Fig. 2, and in conjunction with Fig. 4, Fig. 6, holding groove hole (23) are described and accept the fit system of spring leaf (3).The contact (34) of accepting that to accept spring leaf (3) is inserted into the holding groove (231) from patchhole (232), imposes the barb (35) that certain pressure makes the lower end of accepting contact (34) and snaps in the bottom draw-in groove (234) of slotted eye (23); Push crosswise fixed sheet (32), make its kink (33) insert top draw-in groove (233), both sides, the lower end hangnails (331) of kink (33) promptly with the bilaterally-chucked of top draw-in groove (233).Being about to accept spring leaf (3) like this has been installed to and has accepted in the slotted eye (23).

After the accepting of housing (2) inserted in the slotted eye (23) and accepted spring leaf (3), its integral body promptly constituted supporting (1).Wherein each is accepted slotted eye (23) and constitutes a stacker with the spring leaf (3) of accepting that inserts.After circuit board was packed circuit board box (21) into, board contact (31) is the haptic element Elastic Contact of circuit board down.

The structure of the matrix (5) of insert (4) is the integrated member of an injection mo(u)lding as shown in Figure 7.There is installing hole (56) at two, and the centre is several terminal bases arranged side by side.As scheme shown in the d, the cross section of terminal base is similar to the L type that side is fallen, and horizontal component is bottom (51), and vertical component is insertion section (54).In conjunction with scheming a and d as seen, bottom (51) are the rectangle sheet, and there is rectangular base hole (52) centre, and the outside of base apertures (52) is bottom margin (53); In conjunction with the structure of figure a, b, c and the visible insertion section of d (54), its global shape is a rectangular cylinder, and madial wall has a pair of shell fragment to insert slotted eye (55), and shell fragment inserts slotted eye (55) and runs through the bottom downwards, extends upwardly into matrix and forms draw-in groove (57).The structure of the joint portion between the abutting end stroma is seen figure a and e, from visible its planar configuration of a figure, from visible its cross-sectional configuration of e figure.

The structure of terminal springs sheet (6) as shown in Figure 5, these parts are the punch forming of full wafer elastic sheet metal.Its shape matches with terminal base, and lateral plan is similar to the L that side is fallen, and its horizontal component is terminals (61), and vertical component is for inserting contact (62).Terminals (61) are oval-shaped wiring holes (611) near end, are used for connecting lead-in wire by parts such as screws, and end is afterbody (612); There are two horizontal bendings at the middle part of terminals (61), makes it to form not on same plane, but parallel two parts, two-part vertical range is identical with the thickness of terminal base bottom (51); Inserting contact (62) has symmetrical two, and the inside arched part in its stage casing is elastic contact part (621), and end is joint end (622).

We return Fig. 3, and in conjunction with Fig. 5, Fig. 7, the fit system of terminal base and terminal springs sheet (6) are described.The terminals (61) of terminal springs sheet (6) are interted from the bottom of terminal base into base apertures (52), will insert contact (62) again and insert shell fragment insertion slotted eye (55) from bottom to top, insert draw-in groove (57) until joint end (622).At this moment, the upper surface of the lower surface of terminals (61) afterbodys (612) and bottom margin (53) is fitted, and terminals (61) are fitted near the lower surface of upper surface that inserts contact (62) part and bottom (51) appropriate section.Like this, promptly realized cooperating of terminal base and terminal springs sheet (6).

Behind the terminal base fixed terminal spring leaf (6) of base portion (5), integral body promptly constitutes insert (4).Wherein each terminal base constitutes an insertion terminal with the terminal springs sheet of being fixed (6).

At last, return Fig. 1, and, the fit system of supporting (1) and insert (4) is described in conjunction with Fig. 2, Fig. 3.Each of insert (4) inserted terminal insert in the corresponding stacker of supporting (1), insert and insert the elastic contact part (621) of contact (62) in the terminal and contact with the contact (34) of accepting in the stacker; Because elastic contact part (621) is and arches upward shape and have elasticity, so can guarantee and accept contact (34) and reliably contact.

Only show the insert (4) on right side among Fig. 1, the structure on Zuo Ce insert and right side is identical in actual applications, the installation direction symmetry.

Fig. 8 to Figure 10 has illustrated in addition three kinds of embodiment.

Fig. 8 is three kinds of structural representations in addition of accepting spring leaf.Compare with Fig. 4: wherein a figure kink (33) is compared just in time opposite with the position of accepting contact (34) (barb (35) that comprises the lower end) with Fig. 4; B figure kink (33) and accept contact (34) (barb (35) that comprises the lower end) is compared left-right symmetric with Fig. 4; The direction of c figure barb (35) is opposite with Fig. 4.

With the accepting the detail structure of accepting slotted eye (23) that spring leaf matches and also should change of this three kinds of structures: cooperate the position of accepting its top draw-in groove (233) of slotted eye (23) of a figure to be located on the platform in the outer part and the corresponding position of kink (33); The structure left-right symmetric shown in its structure of slotted eye (23) and Fig. 6 b1 of accepting that cooperates b figure; Cooperating its structural change of slotted eye (23) of accepting of c figure is patchhole (232) and top draw-in groove (233), all translations laterally of bottom draw-in groove (234), and bottom draw-in groove (234) places the lower end of slotted eye (23) lateral wall.Because of this variation realizes easily according to existing diagrammatic sketch, so do not provide the diagrammatic sketch after the variation.

Fig. 9 is the another kind of structural representation of terminal springs sheet, compares with Fig. 5, and difference is that the direction that arches upward of elastic contact part (621) is opposite.The matrix (5) of the insert (4) that matches with this terminal springs sheet changes: shell fragment inserts slotted eye (55) and draw-in groove (57) is located at the outside, insertion section (54).Because of this variation realizes easily according to existing diagrammatic sketch, so do not provide the diagrammatic sketch after the variation.

Figure 10 is three kinds of fit systems in addition of accepting spring leaf (3) and terminal springs sheet (6).Be not difficult to draw three kinds of fit systems in addition of supporting (1) and insert (4) according to these three kinds of fit systems.

Claims (10)

1. connector with circuit board box, comprise the supporting (1) and the insert (4) that can patch mutually, supporting (1) is made of housing (2) and the insertion spring leaf (3) of accepting wherein, and insert (4) is made of matrix (5) and insertion terminal springs sheet (6) wherein; Housing is holistic insulating material, and what it included circuit board box (21), circuit board box (21) one or both sides, bottom and showed several perforations accepts slotted eye (23), and each is accepted spring leaf (3) and promptly is inserted in each and accepts in the slotted eye (23); Matrix (5) is holistic insulating material, and structure is several terminal bases arranged side by side, and each terminal base has bottom (51) and insertion section (54), and terminal springs sheet (6) is installed in the corresponding slotted eye of terminal base; It is characterized in that: there are several fasteners that is used for fixing circuit board circuit board box (21) both sides, and the board contact (31) that can contact with the circuit board haptic element is arranged at the top of accepting spring leaf (3).

2. according to a kind of connector as claimed in claim 1 with circuit board box, it is characterized in that: said circuit board box (21) is the up big and down small two-layer configuration of cross section, two inter-stages of its both sides have platform (22), accept slotted eye (23) promptly and be listed in the bottom of platform (22) and connect platform, fastener also places on the platform.

3. a kind of connector with circuit board box according to claim 1 and 2 is characterized in that: said fastener one side is flexible clamp piece (241), and opposite side is plasticity fastener (242).

4. a kind of connector with circuit board box of stating according to claim 2 certificate is characterized in that: the reference column that also is useful on the circuit board location respectively on the platform of said both sides.

5. a kind of connector with circuit board box according to claim 4 is characterized in that: said reference column, the side side of being a platform shape reference column (251), opposite side are truncated cone-shaped reference column (252).

6. a kind of connector with circuit board box according to claim 4 is characterized in that: said both sides reference column, relative position is asymmetric for the mounting center of circuit board.

7. a kind of connector according to claim 1 and 2 with circuit board box, it is characterized in that: said slotted eye (23) bottom of accepting is holding groove (231), upper inner has the patchhole (232) that penetrates into platform, being parallel to each patchhole (232) on platform in the inner part respectively has a top draw-in groove (233), in the lower surface of slotted eye (23) madial wall bottom draw-in groove (234) is arranged; Accept spring leaf (3) and be the punch forming of full wafer elastic sheet metal, the side-looking figure is as the F of distortion, and its vertical part is for accepting contact (34), top one horizontal be board contact (31), middle one horizontal be crosswise fixed sheet (32), board contact (31) is symmetrical two; There is a downward kink (33) end of crosswise fixed sheet (32); Accept the barb (35) that the lower end of contact (34) upwards bends up in oriented; Accept contact (34) and be inserted in the holding groove (231) by patchhole (232), the barb of lower end (35) snaps in the bottom draw-in groove (234), and kink (33) is inserted in the top draw-in groove (233).

8. a kind of connector with circuit board box according to claim 7 is characterized in that: there is hangnail (331) both sides, lower end of said crosswise fixed sheet (32) part bending down (33), with the bilaterally-chucked of top draw-in groove (233).

9. a kind of connector according to claim 1 with circuit board box, it is characterized in that: the cross section of said terminal base is similar to the L type that side is fallen, horizontal component is bottom (51), vertical component is insertion section (54), base apertures (52) is arranged in the middle of (51) at the bottom, insertion section (54) be a cylinder, madial wall has a pair of shell fragment to insert slotted eye (55), run through the bottom downwards, extend upwardly into matrix (5) and form draw-in groove (57); Terminal springs sheet (6) is the punch forming of full wafer elastic sheet metal, its shape matches with terminal base, lateral plan is similar to the L that side is fallen, its horizontal component is terminals (61), vertical component is for inserting contact (62), and terminals (61) are a wiring hole (611) near end, and inserting contact (62) has symmetrical two, the inside arched part in its stage casing is elastic contact part (621), and end is joint end (622); The terminals (61) of terminal springs sheet (6) intert from the bottom of terminal base into base apertures (52), insert contact (62) and insert shell fragment insertion slotted eye (55) from bottom to top, insert draw-in groove (57) until joint end (622).

10. a kind of connector according to claim 1 with circuit board box, it is characterized in that: there are two horizontal bendings at the middle part of the terminals (61) of said terminal springs sheet (6), make it to form not on same plane, but parallel two parts, two-part vertical range is identical with the thickness of terminal base bottom (51).

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