CN210517183U

CN210517183U - Wire-to-board connector

Info

Publication number: CN210517183U
Application number: CN201921762789.9U
Authority: CN
Inventors: 赵世志; 彭厚福
Original assignee: Weifeng Electronic Guangdong Co Ltd
Current assignee: Weifeng Electronic Guangdong Co Ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-05-12
Anticipated expiration: 2029-10-18

Abstract

The utility model relates to the technical field of connectors, in particular to a line-to-board connector, which comprises a male seat and a female seat, wherein the inner walls of the two sides of the male seat are respectively provided with a catching groove, the two sides of the female seat are respectively provided with a pressing piece, the two sides of the female seat are respectively provided with a lock catch, and the lock catch is positioned between the female seat and the pressing piece; when the male seat is inserted into the female seat, the buckle lock is arranged in the buckle groove; when the male seat and the female seat need to be separated, the pressing piece is pressed to enable the lock catch to deform and to exit the buckle groove. The utility model discloses a pressing member comes control padlock to break away from the catching groove, has the little advantage of deformation scope in lever lock mechanism relatively, can avoid the padlock because of the unable condition emergence that recovers after a lot of extensive deformation, can also avoid leading to the phenomenon emergence that public seat can't break away from female seat because of the casing is too hard, convenient to use.

Description

Wire-to-board connector

Technical Field

The utility model belongs to the technical field of the connector technique and specifically relates to indicate a line to board connector.

Background

Wire-to-board connectors include a male socket (i.e., a board end connector) and a female socket (i.e., a wire end connector), and generally, after the male socket is plugged into the female socket, a male terminal of the male socket is inserted into a female terminal of the female socket to achieve electrical conduction. Wire pair board connector is applied to usually and need pulls out the equipment of inserting the power, consequently in order to guarantee reliably being connected between public seat and the female seat, and can pull out smoothly when needs are pulled out, is provided with coupling mechanism between public seat and the female seat usually, and this coupling mechanism has the effect of being convenient for connect and convenient to detach, adopts the most buckling mechanism.

However, most of the connecting mechanisms of the existing wire-to-board connector are integrally formed with the shell, and the commonly used connecting mechanism is a lever-type buckling mechanism which is convenient to open, but the deformation degree is large when the connecting mechanism is opened, so that the effect that plastic cannot be restored can be generated after the connecting mechanism is used for a plurality of times, and the male seat and the female seat cannot be reliably connected; and because of this reason, appeared on the market at present and directly set up the fastener in public seat/female seat casing, when needs public seat and female seat separation, made the casing to warp a little through pressing the casing of public seat/female seat promptly to let the fastener realize breaking away from the catching groove in can pasting the inner wall of female seat/public seat, but this mode often can appear the phenomenon emergence that the fastener can't block in the catching groove because casing hardness is great, thereby influenced the separation of public seat and female seat.

Disclosure of Invention

The utility model discloses problem to prior art provides a line to board connector, can enough avoid the hasp the consequence that can't resume deformation to appear, can avoid the hasp can't break away from the effect of catching groove smoothly again.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a line to board connector, including public seat and female seat, the both sides inner wall of public seat is provided with the catching groove respectively, the both sides of female seat are provided with the pressing member respectively, the both sides of female seat are equipped with the hasp respectively, the hasp is located between female seat and the pressing member;

when the male seat is inserted into the female seat, the buckle lock is arranged in the buckle groove; when the male seat and the female seat need to be separated, the pressing piece is pressed to enable the lock catch to deform and to exit the buckle groove.

Furthermore, the pressing piece comprises a pressing part and a connecting part, one end of the pressing part is connected to the female seat through the connecting part, and the other end of the pressing part is arranged in a suspended manner; an assembling portion is arranged on one end face, close to the female seat, of the pressing portion, assembling grooves are formed in the sides, opposite to each other, of the assembling portions respectively, and the lock catch is assembled in the assembling grooves.

Furthermore, two sides of the female seat are respectively provided with a contact groove, and the pressing groove is opposite to the assembling part and is used for assembling the assembling part.

Furthermore, the lock catch comprises an installation part, a bending part, a suspended part and a hook catch, the installation part and the suspended part are respectively connected to two ends of the bending part, the installation part is installed on the female seat, and the suspended part is located between the female seat and the pressing piece; the hook is arranged at the suspended part and used for being assembled into the fastening groove.

Furthermore, the mounting part is provided with a positioning elastic sheet, the female seat is internally provided with a mounting groove, and the side wall of the mounting groove is communicated with a positioning groove; when the installation part is assembled in the installation groove, the positioning elastic sheet is assembled in the positioning groove and abutted against the inner side wall of the positioning groove.

Furthermore, a guide part is further arranged between the hook buckle and the suspension part, guide grooves are respectively arranged on two sides of the female seat, and the guide part is movably arranged in the guide grooves.

Furthermore, the female seat comprises a female shell and a plurality of female terminals arranged on the female shell, the pressing piece and the buckling groove are both arranged on the female shell, the female shell is internally provided with end holes with the same number as that of the female terminals, and the female terminals and the end holes are correspondingly arranged one by one; the male seat comprises a male shell and male terminals, the number of the male terminals is the same as that of the female terminals, and the male terminals are arranged on the male shell; when the male shell is inserted into the female shell, the male terminals are correspondingly abutted with the female terminals one to one.

Furthermore, the female terminal comprises a clamping part for clamping the male terminal and a puncture part for puncturing and conducting an external lead, the clamping part is connected with the puncture part, and the clamping part and the puncture part are respectively exposed at two ends of the end hole; the clamping part comprises at least two clamping fingers, a gap is formed between the at least two clamping fingers, and a convex hull is arranged on one end face of each clamping finger, back to the gap;

when the male terminal is inserted into the gap, the clamping fingers are forced to deform and move towards the inner wall direction of the end hole, and the convex hull is used for being abutted against the inner wall of the end hole so as to ensure that each clamping finger is reliably abutted against the male terminal.

Preferably, the puncturing part comprises two puncturing fingers which are opposite to each other, a wire groove is arranged between the two puncturing fingers, and the puncturing fingers are used for puncturing an insulating layer of an external wire and are abutted against a conductive layer of the wire; the bosses are arranged on the back-to-back sides of the two piercing fingers respectively, the bosses are used for achieving back-off interference with the insulating layers of external wires, and the bosses are also used for abutting against the inner side walls of the end holes.

Furthermore, two sides of the male seat are respectively provided with a grounding seat, a grounding sheet is arranged in the grounding seat, a slot and a guide slot communicated with one side of the slot are arranged in the grounding seat, the grounding sheet comprises a body, a guide part and two grounding parts, the guide part is arranged on one end surface of the body, and the two grounding parts are respectively arranged on two sides of the body; when the body is assembled in the slot, the guide piece is assembled in the guide slot and used for realizing the positioning of the body, the two grounding parts are both positioned at the outer side of the grounding seat, and the two grounding parts are both used for being connected with an external circuit board.

Furthermore, the body is also provided with a buckling hole, and the slot is communicated with the buckling groove; when the male seat is connected with the female seat, the lock catch is inserted into the slot and clamped in the lock hole.

The utility model has the advantages that: the utility model discloses a pressing member comes control padlock to break away from the catching groove, has the little advantage of deformation scope in lever lock mechanism relatively, can avoid the padlock because of the unable condition emergence that recovers after a lot of extensive deformation, can also avoid leading to the phenomenon emergence that public seat can't break away from female seat because of the casing is too hard, convenient to use.

Drawings

Fig. 1 is a schematic view of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a schematic view of the female seat of the present invention.

Fig. 4 is another schematic view of the female base of the present invention.

Fig. 5 is a schematic view of the lock of the present invention.

Fig. 6 is a cross-sectional view of the present invention at the fitting position of the pressing member and the lock catch.

Fig. 7 is a schematic view of the female terminal of the present invention.

FIG. 8 is another schematic view of the female terminal of the present invention

Fig. 9 is a schematic view of a male seat of the present invention.

Fig. 10 is a schematic view of the grounding plate of the present invention.

Fig. 11 is a schematic diagram of the connection process between the lock catch and the grounding plate of the present invention.

Fig. 12 is a schematic view of the locking device and the grounding plate of the present invention.

Reference numerals: 1-male seat, 2-female seat, 3-lock catch, 4-grounding piece, 5-external wire, 11-male shell, 12-male terminal, 21-female shell, 22-female terminal, 23-pressing piece, 31-mounting part, 32-bending part, 33-suspended part, 34-clasp, 35-positioning elastic piece, 36-guiding part, 41-body, 42-guiding part, 43-grounding part, 44-limiting part, 111-buckling groove, 112-grounding seat, 211-abutting groove, 212-mounting groove, 213-positioning groove, 214-end hole, 221-clamping part, 222-piercing part, 231-pressing part, 232-connecting part, 233-assembling part, 411-buckling hole, 1121-slot, 2211-clamping finger, 2212-gap, 2213-convex bag, 2221-piercing part, 1122, 2222-wire slot, 3-finger 2221-boss, 2331-assembling groove.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 and 9, the utility model provides a pair of line to board connector, including public seat 1 and female seat 2, the both sides inner wall of public seat 1 is provided with catching groove 111 respectively, the both sides of female seat 2 are provided with pressing piece 23 respectively, hasp 3 has still been installed respectively to the both sides of female seat 2, and hasp 3 is located between female seat 2 and the pressing piece 23.

When the male seat 1 and the female seat 2 need to be inserted oppositely, the male seat 1 and the female seat 2 are directly aligned and then are close to each other and inserted oppositely, at the moment, the lock catch 3 is extruded towards the female seat 2 until the lock catch 3 is arranged in the buckling groove 111 and then the lock catch 3 is reset, so that the buckling effect can be realized, and at the moment, the lock catch 3 is arranged in the buckling groove 111; when the male base 1 needs to be separated from the female base 2, the worker can take the male base 1 away from the female base 2 only by pressing the pressing piece 23 to deform the lock catch 3, i.e. the lock catch 3 is extruded and deformed in the direction of the female base 2 to exit the buckle groove 111. The utility model discloses a pressing member 23 controls the padlock and breaks away from catching groove 111, has the advantage that deformation range is little in lever lock mechanism relatively, can avoid the padlock because of the unable condition emergence that restores after a lot of extensive deformation, can also avoid leading to the phenomenon emergence that public seat 1 can't break away from female seat 2 because of the casing is too hard, convenient to use.

Specifically, the male seat 1 and the female seat 2 are both made of plastic, the lock catch 3 is made of metal, and the lock catch 3 made of metal is beneficial to improving the deformation recovery capability of the lock catch 3, so that the service life of the utility model is further prolonged; since the pressing member 23 has a small deformation degree, it is only necessary to use plastic, and preferably, the pressing member 23 and the female socket 2 are integrally formed by injection molding.

As shown in fig. 3, in the present embodiment, the pressing member 23 includes a pressing portion 231 and a connecting portion 232, one end of the pressing portion 231 is connected to the female seat 2 through the connecting portion 232, and the other end of the pressing portion 231 is suspended; an assembling portion 233 is disposed on an end surface of the pressing portion 231 close to the female seat 2, assembling grooves 2331 are respectively disposed on opposite sides of the assembling portion 233, and the latches 3 are assembled in the assembling grooves 2331. Pressing portion 231 is arranged in a hanging mode, so that pressing piece 23 can be deformed to drive lock catch 3 to exit from buckle groove 111 when pressing is conducted, and assembling portion 233 is used for forming assembling groove 2331, so that part of lock catch 3 is installed in assembling groove 2331, and therefore it is guaranteed that lock catch 3 can be driven to move inevitably when pressing piece 23 is pressed, and reliability of opening effect of lock catch 3 is guaranteed to be controlled in a pressing mode. Specifically, two sides of the female seat 2 are respectively provided with an abutting groove 211, and the abutting groove 211 is directly opposite to the assembling portion 233 and is used for assembling the assembling portion 233 to guide the pressing member 23 and avoid the dislocation of the pressing member 23.

As shown in fig. 4 and 5, in the present embodiment, the locking device 3 includes a mounting portion 31, a bending portion 32, a hanging portion 33 and a hook 34, the mounting portion 31 and the hanging portion 33 are respectively connected to two ends of the bending portion 32, the mounting portion 31 is mounted on the female seat 2, and the hanging portion 33 is located between the female seat 2 and the pressing member 23; the hook buckle 34 is arranged on the suspended part 33, and the hook buckle 34 is used for being assembled into the buckle groove 111; specifically, the mounting portion 31 is provided with a positioning elastic sheet 35, the female seat 2 is provided with a mounting groove 212, and the side wall of the mounting groove 212 is communicated with a positioning groove 213; when the mounting portion 31 is assembled in the mounting groove 212, the positioning elastic piece 35 is assembled in the positioning groove 213 and the positioning elastic piece 35 abuts against the inner side wall of the positioning groove 213. That is, the mounting portion 31 is installed in the mounting groove 212, the positioning elastic piece 35 is deformed by being abutted by the inner sidewall of the positioning groove 213, and the positioning elastic piece 35 is made of metal, so that the positioning elastic piece 35 has a certain capability of restoring the deformation, and after the pressing member 23 is released, the latch 3 is restored without being subjected to an external force, so that the hook latch 34 is latched in the latch groove 111.

Specifically, as shown in fig. 5, a guide portion 36 is further disposed between the hook 34 and the suspended portion 33, guide grooves (not shown in the figure) are respectively disposed on two sides of the female seat 2, and the guide portion 36 is movably disposed in the guide grooves, so that the moving direction of the hook 34 is ensured not to be deviated, and the occurrence of a dislocation phenomenon is avoided.

As shown in fig. 2, 4 and 9, in this embodiment, the female socket 2 includes a female housing 21 and a plurality of female terminals 22 mounted on the female housing 21, the pressing piece 23 and the buckling groove 111 are both disposed on the female housing 21, the female housing 21 is provided with end holes 214 having the same number as that of the female terminals 22, and the female terminals 22 and the end holes 214 are mounted in a one-to-one correspondence; the male socket 1 comprises a male shell 11 and male terminals 12 with the same number as that of the female terminals 22, and the male terminals 12 are all arranged on the male shell 11; when the male housing 11 is inserted into the female housing 21, the male terminals 12 are in one-to-one corresponding contact with the female terminals 22.

Specifically, as shown in fig. 5, 7 and 8, the female terminal 22 includes a clamping portion 221 for clamping the male terminal 12 and a piercing portion 222 for piercing and conducting an external conducting wire, the clamping portion 221 is connected to the piercing portion 222, and the clamping portion 221 and the piercing portion 222 are respectively exposed at two ends of the end hole 214; the clamping portion 221 includes at least two clamping fingers 2211, a gap 2212 is disposed between the at least two clamping fingers 2211, and a convex hull 2213 is disposed on an end surface of the clamping finger 2211 opposite to the gap 2212.

When the male terminal 12 is inserted into the gap 2212, the clamping fingers 2211 are forced to deform and move towards the inner wall of the end hole 214, the convex hulls 2213 are used for abutting against the inner wall of the end hole 214 to ensure that each clamping finger 2211 is reliably abutted against the male terminal 12, so that the convex hulls 2213 act as fulcrums to apply force to the clamping fingers 2211 in the direction of the gap 2212 by abutting against the inner wall of the end hole 214 through the convex hulls 2213, namely, the clamping fingers 2211 can be ensured to be reliably contacted with the male terminal 12.

Preferably, as shown in fig. 7 and 8, the puncturing part 222 includes two puncturing fingers 2221 facing each other, a wire slot 2222 is provided between the two puncturing fingers 2221, and the puncturing finger 2221 is used for puncturing the insulation layer of the external wire 5 and abutting against the conductive layer of the wire; bosses 2223 are respectively provided at the opposite sides of the two piercing fingers 2221, and the bosses 2223 are used for realizing back-off interference with the insulating layer of the external wire 5. When the piercing part 222 needs to be electrically connected to the external wire 5, the piercing finger 2221 needs to be moved along a direction perpendicular to the length direction of the external wire 5, so that the piercing finger 2221 is inserted into the insulating layer of the external wire 5 to contact with the conductive layer of the external wire, at this time, the piercing finger 2221 continues to be moved until the boss 2223 also penetrates through the insulating layer of the external wire, because only the top of the piercing finger 2221 is pointed to pierce the insulating layer to form a piercing opening, and the piercing finger 2221 is only opened and passed along with the insertion of the piercing finger 2221, and after the boss 2223 passes through the piercing opening, the sectional area of the piercing finger 2221 in the piercing opening is reduced, so that the opened piercing opening is contracted to wrap the piercing finger 2221, so that the boss 2223 and the insulating layer of the external wire 5 realize the effect of back-off interference, that the external wire can be prevented from sliding out of the female terminal 22 along the direction of the piercing finger 2221, the phenomenon of poor contact is avoided.

As shown in fig. 1, 2, 9 and 10, in the present embodiment, the grounding seat 112 is respectively disposed on two sides of the male seat 1, the grounding plate 4 is installed in the grounding seat 112, the slot 1121 and the guide slot 1122 communicating with one side of the slot 1121 are disposed in the grounding seat 112, the grounding plate 4 includes a body 41, a guide 42 and two grounding portions 43, the guide 42 is disposed on one end surface of the body 41, and the two grounding portions 43 are respectively disposed on two sides of the body 41; when the body 41 is assembled in the slot 1121, the guide member 43 is assembled in the guide slot 1122 for positioning the body 41, and the two grounding portions 43 are both located outside the grounding seat 112, and the two grounding portions 43 are both used for connecting with an external circuit board.

Specifically, as shown in fig. 9 to 12, as another embodiment of the present invention, the fastening groove 111 is a through groove, that is, the locking buckle 3 realizes the fastening through another way: the body 41 is further provided with a fastening hole 411, and the slot 1121 is communicated with the fastening slot 111; when the male base 1 is connected to the female base 2, the lock catch 3 is inserted into the slot 1121 and is locked in the lock catch hole 411. Because the ground lug 4 is mostly interference fit with the slot 1121 among the prior art, after the male seat 1 and the female seat 2 are oppositely inserted, the lock catch 3 is inserted into the lock hole 411 to realize the positioning lock, so that the stability of the lock can be further improved. Preferably, the top of the body 41 of the grounding plate 4 is bent to form a limiting portion 44, and the limiting portion 44 is used for guiding the hook buckle 34, that is, as shown in fig. 11 and 12, when the latch 3 needs to be clamped in the buckle hole 411, the hook buckle 34 of the latch 3 is located right above the grounding plate 4, and therefore, if the latch is moved downwards directly, the latch will be inevitably blocked by the top of the grounding plate 4; at this time, because the limiting portion 44 is bent, the hook buckle 34 can be guided to slide down along the limiting portion 44 and be extruded and deformed inward, until the hook buckle 34 is exposed in the buckle hole 411, the lock catch 3 can be deformed again to push the hook buckle 34 into the buckle hole 411, so as to achieve the locking effect.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.

Claims

1. The utility model provides a wire to board connector, includes public seat and female seat, its characterized in that: the inner walls of the two sides of the male seat are respectively provided with a buckling groove, the two sides of the female seat are respectively provided with a pressing piece, the two sides of the female seat are respectively provided with a lock catch, and the lock catch is positioned between the female seat and the pressing piece;

when the male seat is connected with the female seat, the buckle lock is arranged in the buckle groove; when the male seat and the female seat need to be separated, the pressing piece is pressed to enable the lock catch to deform and to exit the buckle groove.

2. The wire-to-board connector according to claim 1, wherein: the pressing piece comprises a pressing part and a connecting part, one end of the pressing part is connected to the female seat through the connecting part, and the other end of the pressing part is arranged in a suspended manner; the two sides of one end face, close to the female seat, of the pressing part are respectively provided with an assembling part, one side, opposite to each other, of each assembling part is respectively provided with an assembling groove, and the lock catch is assembled in the assembling grooves.

3. The wire-to-board connector according to claim 2, wherein: and the two sides of the female seat are respectively provided with a contact groove, and the pressing groove is opposite to the assembling part and is used for assembling the assembling part.

4. The wire-to-board connector according to claim 1, wherein: the lock catch comprises an installation part, a bending part, a suspended part and a hook catch, the installation part and the suspended part are respectively connected to two ends of the bending part, the installation part is installed on the female seat, and the suspended part is located between the female seat and the pressing piece; the hook is arranged at the suspended part and used for being assembled into the fastening groove.

5. The wire-to-board connector according to claim 4, wherein: the mounting part is provided with a positioning elastic sheet, the female seat is internally provided with a mounting groove, and the side wall of the mounting groove is communicated with a positioning groove; when the installation part is assembled in the installation groove, the positioning elastic sheet is assembled in the positioning groove and abutted against the inner side wall of the positioning groove.

6. The wire-to-board connector according to claim 4, wherein: still be provided with the guide part between knocker and the portion of suspending empty, the both sides of female seat are provided with the guide slot respectively, and the guide part activity sets up in the guide slot.

7. The wire-to-board connector according to claim 1, wherein: the female seat comprises a female shell and a plurality of female terminals arranged on the female shell, both the pressing piece and the buckling groove are arranged on the female shell, the female shell is internally provided with end holes with the same number as that of the female terminals, and the female terminals and the end holes are correspondingly arranged one by one; the male seat comprises a male shell and male terminals, the number of the male terminals is the same as that of the female terminals, and the male terminals are arranged on the male shell; when the male shell is inserted into the female shell, the male terminals are correspondingly abutted with the female terminals one by one;

the female terminal comprises a clamping part for clamping the male terminal and a puncture part for puncturing and conducting an external lead, the clamping part is connected to the puncture part, and the clamping part and the puncture part are respectively exposed at two ends of the end hole; the clamping part comprises at least two clamping fingers, a gap is formed between the at least two clamping fingers, and a convex hull is arranged on one end face of each clamping finger, back to the gap;

8. The wire-to-board connector according to claim 7, wherein: the puncture part comprises two puncture fingers which are opposite to each other, a wire groove is arranged between the two puncture fingers, and the puncture fingers are used for puncturing the insulating layer of the external wire and are abutted against the conductive layer of the wire; the bosses are arranged on the back-to-back sides of the two piercing fingers respectively, the bosses are used for achieving back-off interference with the insulating layers of external wires, and the bosses are also used for abutting against the inner side walls of the end holes.

9. The wire-to-board connector according to claim 1, wherein: the grounding seat is respectively arranged on two sides of the male seat, a grounding sheet is arranged in the grounding seat, a slot and a guide groove communicated with one side of the slot are arranged in the grounding seat, the grounding sheet comprises a body, a guide part and two grounding parts, the guide part is arranged on one end surface of the body, and the two grounding parts are respectively arranged on two sides of the body; when the body is assembled in the slot, the guide piece is assembled in the guide slot and used for realizing the positioning of the body, the two grounding parts are both positioned at the outer side of the grounding seat, and the two grounding parts are both used for being connected with an external circuit board.

10. The wire-to-board connector according to claim 9, wherein: the body is also provided with a buckling hole, and the slot is communicated with the buckling groove; when the male seat is connected with the female seat, the lock catch is inserted into the slot and clamped in the lock hole.