CN112467424A

CN112467424A - Connector assembly

Info

Publication number: CN112467424A
Application number: CN202011213756.6A
Authority: CN
Inventors: 朱炳文; 王成海
Original assignee: Dongguan Dingtong Precision Polytron Technologies Inc
Current assignee: Dongguan Dingtong Precision Polytron Technologies Inc
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-03-09

Abstract

The present invention provides a connector assembly comprising: the shell comprises an inserting chamber and a fixing chamber, and the horizontal plane of the fixing chamber is higher than that of the inserting chamber; the female terminals are arranged in the shell and comprise first contact pins and second contact pins, and the first contact pins and the second contact pins are matched with the shell; the PCB is respectively connected with the first contact pin and the second contact pin, and two ends of the PCB are connected with the shell; the male terminals are used for being connected with the female terminals and penetrate through the female terminals; the plug is connected with the male terminals; the connector assembly provided by the invention realizes point connection, so that the connection of a plurality of female terminals and a plurality of male terminals at any point is realized, and the connection effect is increased while the overall size is reduced.

Description

Connector assembly

Technical Field

The invention relates to the technical field of connectors, in particular to a connector assembly.

Background

In the prior art, a planar grid in a connector is mounted on a plurality of conductive terminals in an insulating body, each conductive terminal comprises a base part for mounting, an elastic arm protruding upwards from the base part and a plurality of welding foot parts protruding downwards from the base part in a bending way; holding grooves corresponding to the respective conductive terminals are formed in the insulating body.

Since the conventional conductive terminals have the solder legs bent downward from the base portion and formed, each conductive terminal is inserted into the holding groove of the insulating body from the bottom surface of the insulating body toward the end surface of the insulating body. After the conductive terminals are inserted into the retention slots of the dielectric body, the spring arms of the conductive terminals project from the top surface of the dielectric body to make electrical contact with the conductive terminals of the mating connector. In addition, after the conductive terminal is inserted into the holding groove of the insulating body, the soldering foot portion of the conductive terminal protrudes from the bottom surface of the insulating body for soldering to the conductive PCB board. Since the conductive terminal has the soldering leg portion protruding downward from the base portion, the entire length of the conductive terminal is caused to be large, which results in a sufficient depth for holding the entire conductive terminal holding groove to ensure the stability of the conductive terminal; therefore, the overall size is increased, and a large space is occupied after connection, so that the structure of the whole product is increased.

Disclosure of Invention

The invention aims to provide a connector assembly which has reasonable structure, reduces the whole size through improving the inside, avoids occupying larger space, reduces the structure of the whole product,

the present invention provides a connector assembly comprising:

the shell comprises an inserting chamber and a fixing chamber, and the horizontal plane of the fixing chamber is higher than that of the inserting chamber;

the female terminals are arranged in the shell and comprise first contact pins and second contact pins, and the first contact pins and the second contact pins are matched with the shell;

the PCB is respectively connected with the first contact pin and the second contact pin, and two ends of the PCB are connected with the shell;

the male terminals are used for being connected with the female terminals and penetrate through the female terminals;

and the plug is connected with the male terminals.

As a further technical solution, the method further comprises: and the fixing plates are respectively connected with the female terminals.

As a further technical solution, the fixing plate includes:

the first fixing section is connected with the first contact pin;

the second fixing section is connected with the second contact pin;

and the horizontal plane of the second fixed section is lower than the horizontal plane of the first fixed section.

As a further technical solution, the first pin includes:

one end of each upper row of pins is arranged in the splicing chamber; the other end is arranged in the fixed chamber;

the first connecting piece is arranged on the upper rows of needles in a penetrating manner;

the second connecting piece is arranged at the other end of the upper row of needles in a penetrating way.

As a further technical scheme, one end of each of the upper rows of needles forms a first arc-shaped groove; the other ends of the upper rows of pins are provided with first frame grooves; the second connecting piece is arranged at the position of the first frame groove.

As a further technical solution, the second pin includes:

one end of each lower row of pins is arranged in the splicing chamber, and the other end of each lower row of pins is arranged in the splicing chamber;

the third connecting piece is arranged on the lower rows of needles in a penetrating manner;

and the fourth connecting piece is arranged at the other ends of the lower rows of needles in a penetrating manner.

As a further technical scheme, a second arc-shaped groove is formed at one end of each lower row of needles and is arranged opposite to the first arc-shaped groove formed at one end of each upper row of needles; the other ends of the lower rows of needles form second frame grooves; the fourth connecting piece is arranged at the second frame groove.

As a further technical scheme, a plurality of mounting grooves are formed in the first connecting piece; the third connecting piece is provided with a plurality of mounting bulges matched with the mounting grooves.

As a further technical scheme, the end face of one end of the plurality of male terminals inserted into the plurality of female terminals is one of a spherical surface and a conical surface.

As a further technical scheme, a plurality of clamping grooves are formed in two sides of the fixing chamber and used for connecting the first contact pin and the second contact pin.

According to the technical scheme, the structure of the female terminals is changed by changing the internal structure of the shell and matching the structures of the first contact pin and the second contact pin, so that the overall size is reduced, the connection mode with the male terminals is changed after the first contact pin and the second contact pin are combined, point connection is realized, the connection of any point of the female terminals and the male terminals is realized, and the connection effect is increased while the overall size is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic view of a connector assembly of the present invention;

FIG. 2 is an enlarged view of the first pin structure;

fig. 3 is an enlarged view of the mechanism of the second pin.

Description of reference numerals:

1-a shell; 11-a plug-in chamber; 12-a stationary chamber; 2-a female terminal; 21-first pin; 211-upper row of needles; 212-a first connector; 213-a second connector; 214-a first arc-shaped slot; 215-first bezel; 22-second pin; 221-lower row of needles; 222-a third connector; 223-a fourth connection; 224-a second arcuate slot; 225-second bezel; 226-mounting bosses; 3-a PCB board; 4-male terminal; 5-a plug; 6, fixing a plate; 61-a first fixed segment; 62-second fixed segment.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-3, the present invention provides a connector assembly comprising:

the shell 1 is a foundation which is integrally connected through the shell 1, the shell 1 comprises an inserting chamber 11 and a fixing chamber 12, and the horizontal plane of the fixing chamber 12 is higher than that of the inserting chamber 11; as shown in fig. 1, the cross section of the housing 1 is L-shaped, so that the space of the housing 1 is fully utilized, and the mounting of a plurality of female terminals 2 can be better matched;

the plurality of female terminals 2 are arranged in the shell 1, the female terminals 2 comprise first contact pins 21 and second contact pins 22, and the first contact pins 21 and the second contact pins 22 are matched with the shell 1; specifically, each female terminal 2 comprises a first pin 21 and a second pin 22, the number of the female terminals 2 is determined according to actual conditions, and 3 female terminals 2 are adopted in the invention; when the first pin 21 and the second pin 22 are matched, a space for accommodating the male terminal 4 is formed;

the PCB 3 is respectively connected with a first pin 21 and a second pin 22, and two ends of the PCB 3 are connected with the shell 1; in the invention, a specific PCB (printed circuit board) 3 is clamped with a shell 1, a clamping column is oppositely arranged on the shell 1, and a bayonet matched with the clamping column is arranged on the PCB 3, so that when the PCB 3 is installed, the installation of the PCB 3 and the shell 1 is realized through the matching of the clamping column and the bayonet;

the male terminals 4 are used for being connected with the female terminals 2 and penetrate through the female terminals 2; in the actual use process, after the plurality of female terminals 2 are connected with the shell 1, the plurality of male terminals 4 are inserted into the plurality of female terminals 2 to realize the connection of the female terminals 2 and the male terminals 4, and the conduction is realized in the use process, specifically, the number of the male terminals 4 is the same as that of the female terminals 2, and in the invention, the number of the male terminals 4 is 3;

and for the convenience of operation, a tea dirt plug 5 is preferably arranged, and the plug 5 is connected with a plurality of male terminals 4; in the operation process, the plug 5 is directly operated, and direct contact with the male terminals 4 is avoided;

in order to better connect the plurality of female terminals 2, the invention also comprises a plurality of fixing plates 6, the fixing plates 6 are respectively connected with the plurality of female terminals 2, specifically and respectively connected with the first plugs 5 and the second plugs 5 in the plurality of female terminals 2, and a plurality of fixing holes are arranged on the fixing plates 6, the arrangement of the fixing holes is the same as that of the plurality of first plugs 5 and the plurality of second plugs 5, so that the plurality of female terminals 2 are conveniently connected with the plurality of first plugs 5 and the plurality of second plugs 5;

due to the structural particularity of the plurality of female terminals 2, in the invention, the fixing plate 6 comprises a first fixing section 61 and a second fixing section 62, and the first fixing section 61 is connected with the first pin 21; the second fixed section 62 is connected with the second pin 22; and the second fixed section 62 is located at a lower level than the first fixed section 61; thus, the first fixing section 61 and the second fixing section 62 are in a step shape, and the structures of the first pin 21 and the second pin 22 in the female terminal 2 are reasonably matched;

wherein the content of the first and second substances,

the first pin 21 includes a plurality of upper pins 211, a first connector 212 and a second connector 213, and one end of the plurality of upper pins 211 is disposed in the plugging chamber 11; the other end is arranged in the fixed chamber 12; the first connecting pieces 212 are arranged on the upper rows of pins 211 in a penetrating manner; the second connecting piece 213 is arranged at the other end of the upper row of needles 211 in a penetrating way; in the invention, the preferable upper row of pins 211 is the upper row of pins 211 supported by beryllium copper, so that the deformation can be realized in the process of inserting a plurality of male terminals 4 while the strength is ensured;

as shown in fig. 2, one end of the plurality of upper pins 211 forms a first arc-shaped slot 214; the first frame grooves 215 at the other ends of the plurality of upper pins 211; the second connection member 213 is disposed at the first frame groove 215; this results in a reduction in the overall length of first pin 21;

the second pin 22 comprises a plurality of lower pins 221, a third connecting piece 222 and a fourth connecting piece 223; one end of each lower pin 221 is arranged in the splicing chamber 11, and the other end is arranged in the splicing chamber 11; the third connecting piece 222 is arranged on the lower pins 221 in a penetrating way; the fourth connecting piece 223 penetrates through the other ends of the lower pins 221; in the invention, the preferable lower row of pins 221 is the lower row of pins 221 supported by beryllium copper, so that the deformation can be realized in the process of inserting a plurality of male terminals 4 while the strength is ensured;

as shown in fig. 3, a second arc-shaped slot 224 is formed at one end of the lower pins 221, and is disposed opposite to the first arc-shaped slot 214 formed at one end of the upper pins 211; the other ends of the lower pins 221 form a second frame groove 225; the fourth link 223 is disposed at the second bezel 225;

the first pin 21 and the second pin 22 are combined to form the female terminal 2, the first arc-shaped groove 214 and the second arc-shaped groove 224 are matched to form an inserting space, when the male terminal 4 is inserted, the male terminal is placed in the inserting space, and one end of the first pin 21 and one end of the second pin 22 can be in contact with the male terminal 4 according to the inserting length of the male terminal 4, so that the connecting flexibility of the first pin 21 and the second pin is improved;

the first frame groove 215 and the second frame groove 225 are overlapped, and it is required to ensure that the other ends of the first pin 21 and the second pin 22 can be connected with the PCB 3, and the height of the second frame groove 225 is smaller than the height of the first frame groove 215, so that after the overlapping, the other ends of the first pin 21 and the second pin 22 can be contacted with the PCB and connected after the contact;

in the present invention, the first pin 21 is fixed to the housing 1 by the cooperation of the first connector 212 and the second connector 213, and the second pin 22 is fixed to the housing 1 by the cooperation of the third connector 222 and the fourth connector 223, however, in the present invention, a plurality of slots are disposed at two sides of the fixing chamber 12 for connecting the first pin 21 and the second pin 22; namely, the first connector 212 and the second connector 213 are placed in the card slot, and the third connector 222 and the fourth connector 223 are placed in another card slot, so that the first pin 21 and the second pin 22 are fixed;

after installation, the first pin 21 and the second pin 22 are ensured not to be displaced, and preferably, a plurality of installation grooves are formed in the first connecting piece 212; the third connecting piece 222 is provided with a plurality of mounting protrusions 226 matched with the mounting grooves; the relative displacement between the first pin 21 and the second pin 22 is avoided through the matching of a plurality of mounting grooves and a plurality of mounting bulges 226;

when the plurality of male terminals 4 are inserted, the male terminals 4 can contact with the female terminals 2, so that the base area is reduced, and the male terminals 4 are prevented from being damaged, in the invention, preferably, the end surfaces of the plurality of male terminals 4 inserted into one ends of the plurality of female terminals 2 are one of spherical surfaces or conical surfaces; therefore, the contact area during insertion is reduced, the damage to the male terminal 4 is reduced, and the service life of the male terminal 4 is prolonged; in the present invention, one end of the male terminal 4 is preferably a tapered surface.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A connector assembly, comprising:

and the plug is connected with the male terminals.

2. The connector assembly of claim 1, further comprising: and the fixing plates are respectively connected with the female terminals.

3. The connector assembly of claim 2, wherein the retaining plate comprises:

the first fixing section is connected with the first contact pin;

the second fixing section is connected with the second contact pin;

4. The connector assembly of claim 1, wherein the first pin comprises:

the first connecting piece is arranged on the upper row of needles in a penetrating manner;

and the second connecting piece is arranged at the other ends of the upper row of needles in a penetrating manner.

5. The connector assembly of claim 4, wherein one end of a plurality of said upper pins defines a first arcuate slot; a first frame groove is formed at the other end of each upper row of needles; the second connecting piece is arranged at the position of the first frame groove.

6. The connector assembly of claim 5, wherein the second pin comprises:

the third connecting piece is arranged on the lower row of needles in a penetrating manner;

and the fourth connecting piece is arranged at the other ends of the lower needles in a penetrating manner.

7. The connector assembly of claim 6, wherein a second arcuate slot is formed at one end of a plurality of said lower pins and is disposed opposite said first arcuate slot formed at one end of a plurality of said upper pins; the other ends of the lower pins form second frame grooves; the fourth connecting piece is arranged at the second frame groove.

8. The connector assembly of claim 7, wherein said first connector member has a plurality of mounting slots formed therein; and the third connecting piece is provided with a plurality of mounting bulges matched with the mounting grooves.

9. The connector assembly of claim 1, wherein an end surface of one end of said plurality of male terminals that is inserted into said plurality of female terminals is one of a spherical surface and a tapered surface.

10. The connector assembly of claim 1, wherein a plurality of slots are provided on both sides of the mounting chamber for connecting the first pin and the second pin.