CN217405782U - Plug connector and connector assembly - Google Patents

Abstract

The application provides a plug connector and a connector assembly. The plug connector comprises an insulating base and a plug conductive terminal, wherein the insulating base is provided with a plug groove and a through groove, and the through groove is communicated with the plug groove; the plug conductive terminal is positioned in the plug-in groove and connected with the insulating base, and the plug conductive terminal is provided with a contact part which is positioned in the plug-in groove. The insulation base is provided with the insertion groove and the through groove, and the insertion groove is communicated with the through groove, so that the inner cavity of the insulation base is communicated with the peripheral space of the insulation base through the groove position of the through groove, the problem that the elastic deformation of the plug conductive terminal is blocked when the plug connector and the socket connector are plugged is avoided, meanwhile, the through groove can effectively reduce the capacitance of the contact area between the plug conductive terminal and the socket conductive terminal, greatly improve the characteristic impedance of the contact area, and ensure that the characteristic impedance of the contact area meets the design requirement.

Description

Plug connector and connector assembly

Technical Field

The utility model relates to an electronic component's technical field especially relates to a plug connector and connector assembly.

Background

The connector assembly comprises a plug connector and a socket connector, and the plug connector and the socket connector are plugged in a butting way to realize electric connection signal transmission. However, the conventional plug connector has a problem that the terminal has high capacitance in the contact area of the plug connector and the receptacle connector with respect to the socket, even if the characteristic impedance of the contact area is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the weak point among the prior art, provide a lower plug connector of characteristic impedance of contact area and connector assembly.

The purpose of the utility model is realized through the following technical scheme:

a plug connector, comprising:

the insulation base is provided with an inserting groove and a through groove, and the through groove is communicated with the inserting groove;

and the plug conductive terminals are positioned in the plug-in connection grooves and connected with the insulating base, and contact parts are formed on the plug conductive terminals and positioned in the plug-in connection grooves.

In one embodiment, the insulation base is further formed with an accommodating cavity, the accommodating cavity is communicated with the insertion groove, and the through groove is communicated with the accommodating cavity and the insertion groove respectively.

In one embodiment, the interference part is positioned in an area where the insertion groove is correspondingly communicated with the through groove.

In one embodiment, the interference part is partially arranged in the accommodating cavity in a protruding mode; and/or the like, and/or,

the elastic arm part of the plug conductive terminal is connected with the part of the abutting part and is arranged corresponding to the through groove.

In one embodiment, the number of the plug conductive terminals is at least two, namely a first plug conductive terminal and a second plug conductive terminal;

the number of the insertion grooves is at least two, the insertion grooves are respectively a first insertion groove and a second insertion groove, and the first insertion groove and the second insertion groove are communicated with the accommodating cavity; the through grooves comprise a first through groove and a second through groove; the first through groove is communicated with the first inserting groove and the accommodating cavity respectively, and the second through groove is communicated with the second inserting groove and the accommodating cavity respectively;

the first plug conductive terminal is positioned in the first inserting groove and connected with the insulating base, and the contact part of the first plug conductive terminal is positioned in the area where the first inserting groove is correspondingly communicated with the first through groove; the second plug conductive terminals are positioned in the second inserting groove and connected with the insulating base, and the contact parts of the second plug conductive terminals are positioned in the areas where the second inserting groove is correspondingly communicated with the second through groove.

In one embodiment, the abutting portions of the first plug conductive terminals and the abutting portions of the second plug conductive terminals are both convexly arranged in the accommodating cavity.

In one embodiment, the contact portions of the first plug conductive terminals and the contact portions of the second plug conductive terminals are bent, and the contact portions of the first plug conductive terminals and the contact portions of the second plug conductive terminals are bent toward a direction in which the contact portions are close to each other.

In one embodiment, each plug conductive terminal comprises a welding pin, a clamping point fixing part, an elastic arm part and the abutting part which are sequentially connected, the welding pin is at least partially positioned on the outer side of the insulating base, the clamping point fixing part is positioned in the insertion groove and is fixedly connected with the insulating base, and part of the elastic arm part is positioned in a region where the insertion groove is communicated with the through groove.

In one embodiment, the elastic arm portion comprises a first bending portion, a second bending portion, a third bending portion and a fourth bending portion which are connected in sequence, one end of the first bending portion, which is far away from the second bending portion, is connected with the clamping point fixing portion, the bending direction of the first bending portion is opposite to that of the second bending portion, the bending direction of the third bending portion is opposite to that of the fourth bending portion, and one end of the fourth bending portion, which is far away from the third bending portion, is connected with the abutting portion.

In one embodiment, the abutting part is provided with a contact point, and the fourth bending part is bent towards one side close to the contact point; and/or the like, and/or,

the contact part comprises a fifth bending part and a sixth bending part which are connected, one end of the fifth bending part, which is far away from the sixth bending part, is connected with one end of the fourth bending part, which is far away from the third bending part, and the fifth bending part and the sixth bending part are both bent towards one side close to the third bending part; and/or the presence of a catalyst in the reaction mixture,

the plug connector further comprises a plug welding reinforcing pin, the insulating base is provided with a plug slot, and the plug welding reinforcing pin is arranged in the plug slot in a penetrating mode and connected with the insulating base.

A connector assembly comprising a plug connector as described in any of the above embodiments.

Compared with the prior art, the utility model discloses at least, following advantage has:

in the plug connector, the insulating base is provided with the plug groove and the through groove, the plug groove is communicated with the through groove, and the plug conductive terminal is positioned in the plug groove and connected with the insulating base, so that the plug conductive terminal is fixedly arranged on the insulating base; in addition, the contact part is positioned in the insertion groove, and the insertion groove is communicated with the through groove, so that the inner cavity of the insulating base is communicated with the peripheral space of the insulating base through the groove position of the through groove, the problem that the elastic deformation of the plug conductive terminal is blocked when the plug connector and the socket connector are plugged is avoided, meanwhile, the through groove can effectively reduce the capacitance of the contact area between the plug conductive terminal and the socket conductive terminal, the characteristic impedance of the contact area is greatly improved, and the characteristic impedance of the contact area is ensured to meet the design requirement.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on these drawings without inventive efforts.

FIG. 1 is a schematic view of one embodiment of a connector assembly prior to mating;

FIG. 2a is a schematic view of the connector assembly of FIG. 1 in use;

FIG. 2b is a cross-sectional view of the connector assembly of FIG. 1;

FIG. 3 is a schematic view of a plug connector of the connector assembly shown in FIG. 2 a;

figure 4 is a perspective cross-sectional view of the plug connector shown in figure 3;

FIG. 5 is a schematic view of a plug connector of the connector assembly shown in FIG. 2 a;

fig. 5a is a schematic diagram illustrating deformation of the conductive terminals of the plug connector shown in fig. 3 before and after plugging;

FIG. 6 is a schematic view of a receptacle connector of the connector assembly shown in FIG. 2 a;

FIG. 7 is a schematic view of the connector assembly shown in FIG. 2a from another perspective in which the plug conductive terminals abut the receptacle conductive terminals;

FIG. 8 is an exploded view of the connector assembly of FIG. 1;

FIG. 9 is a schematic view of a floating base of the base body of the receptacle connector of the connector assembly of FIG. 8;

FIG. 10 is a structural schematic diagram of the floating base member of FIG. 9 from another perspective;

fig. 11 is a top view of the receptacle connector of the connector assembly of fig. 1;

FIG. 12 is a cross-sectional view of the connector assembly of FIG. 2 a;

FIG. 13 is another cross-sectional view of the connector assembly of FIG. 2 a;

fig. 14 is a schematic structural view of a connector assembly of another embodiment after being inserted.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The application provides a plug connector which comprises an insulating base and a plug conductive terminal, wherein the insulating base is provided with a plug-in groove and a through groove, and the through groove is communicated with the plug-in groove; the plug conductive terminal is positioned in the plug-in groove and connected with the insulating base, and an abutting part is formed on the plug conductive terminal and positioned in the plug-in groove. Because the insulating base forms inserting groove and through groove, the inserting groove communicates with through groove, because the plug conductive terminal locates in inserting groove and connects with insulating base, make the plug conductive terminal mount and fix to insulating base; in addition, because the contact part is positioned in the plug groove, and the plug groove is communicated with the through groove, the inner cavity of the insulating base is communicated with the peripheral space of the insulating base through the groove position of the through groove, the problem that the elastic deformation of the plug conductive terminal is blocked when the plug connector and the socket connector are plugged is avoided, meanwhile, the through groove can effectively reduce the capacitance of the contact area between the plug conductive terminal and the socket conductive terminal, greatly improve the characteristic impedance of the contact area, and ensure that the characteristic impedance of the contact area meets the design requirement.

In order to better understand the technical scheme and the beneficial effects of the present application, the following detailed description is made in conjunction with specific embodiments:

as shown in fig. 1-2 b, the connector assembly 10 of one embodiment includes a plug connector 100. In one embodiment, the connector assembly 10 further includes a receptacle connector 200, and the plug connector 100 is plugged with the receptacle connector 200 to electrically connect the plug connector 100 with the receptacle connector 200. In the present embodiment, the connector assembly 10 is used to electrically connect two circuit boards 20, wherein the plug connector 100 is electrically connected to one of the circuit boards, and the socket connector 200 is electrically connected to the other circuit board.

Referring to fig. 3 to 5, in one embodiment, the plug connector 100 includes an insulating base 100a and plug conductive terminals 100b, the insulating base 100a is formed with a plug slot 108 and a through slot 104, the through slot 104 is communicated with the plug slot 108, so that an inner cavity of the insulating base is communicated with a peripheral space of the insulating base through a slot position of the through slot, and thus, no insulating material is present in the middle of the insulating base, i.e., the insulating material in the through slot region is removed, thereby effectively reducing the capacitance of an abutting region between the plug conductive terminals and the receptacle conductive terminals, greatly improving the characteristic impedance of a contact region, and ensuring that the characteristic impedance of the contact region meets the design requirements. The plug conductive terminal 100b is located in the inserting groove 108 and connected to the insulating base 100a, so that the plug conductive terminal 100b is fixedly assembled on the insulating base 100 a. The plug conductive terminals 100b are formed with interference portions 110, the interference portions 110 are located in the insertion grooves 108, the interference portions 110 are used for abutting against the receptacle conductive terminals 200a of the receptacle connector 200 when the plug connector 100 is inserted into the receptacle connector 200, so that the plug connector 100 is electrically connected with the receptacle connector 200, signal transmission is realized, meanwhile, the abutting portions of the interference portions 110 and the receptacle conductive terminals of the receptacle connector 200 are exposed to the air, and the capacitance of the abutting regions of the plug conductive terminals and the receptacle conductive terminals can be effectively reduced, the characteristic impedance of the contact region is greatly improved, and the characteristic impedance of the contact region is ensured to meet the design requirements.

In the plug connector 100, the insulating base 100a is formed with the inserting groove 108 and the through groove 104, the inserting groove 108 is communicated with the through groove 104, and the plug conductive terminal 100b is located in the inserting groove 108 and connected with the insulating base 100a, so that the plug conductive terminal 100b is fixedly mounted on the insulating base 100 a; in addition, because the abutting part 110 is positioned in the inserting groove 108, and the inserting groove 108 is communicated with the through groove 104, the inner cavity of the insulating base is communicated with the peripheral space of the insulating base through the groove position of the through groove, so that the problem that the elastic deformation of the plug conductive terminal is blocked when the plug connector and the socket connector are oppositely inserted is avoided, meanwhile, the through groove can effectively reduce the capacitance of the abutting area of the plug conductive terminal and the socket conductive terminal, the characteristic impedance of the contact area is greatly improved, and the characteristic impedance of the contact area is ensured to meet the design requirement.

Referring to fig. 4 and 5, in one embodiment, the insulating base 100a further forms an accommodating cavity 106, the accommodating cavity 106 is communicated with the inserting groove 108, and the through groove 104 is respectively communicated with the accommodating cavity 106 and the inserting groove 108, so that the accommodating cavity of the insulating base is communicated with the peripheral space of the insulating base through the groove position of the through groove, and thus no insulating material is present in the middle of the insulating base, i.e., the insulating material in the through groove region is removed, thereby effectively reducing the capacitance of the contact region between the plug conductive terminal and the socket conductive terminal, greatly improving the characteristic impedance of the contact region, and ensuring that the characteristic impedance of the contact region meets the design requirements. In the present embodiment, the receiving cavity 106 is formed in the middle of the insulating base 100 a. It is understood that in other embodiments, the accommodating cavity 106 is not limited to be formed in the middle of the insulating base 100a, for example, the accommodating cavity 106 is formed in the area of the insulating base 100a offset from the middle.

Referring to fig. 4 and 5, in one embodiment, the abutting portion 110 is located in a region where the insertion slot 108 is correspondingly communicated with the through slot 104, that is, the abutting portion 110 is correspondingly disposed at a position where the insertion slot 108 is communicated with the through slot 104, that is, the abutting portion is correspondingly disposed with the through slot, so that the accommodating cavity of the insulating base is communicated with the peripheral space of the insulating base through the slot position of the through slot, and thus no insulating material is present in the middle of the insulating base, that is, the insulating material in the through slot region is removed, thereby effectively reducing the capacitance of the abutting region between the plug conductive terminal and the socket conductive terminal, greatly improving the characteristic impedance of the contact region, and ensuring that the characteristic impedance of the contact region meets the design requirement. Referring to fig. 5a, in addition, the insulation base 100a is formed with a through slot 104 in a region corresponding to the interference portion 110, so that the interference portion 110 is reliably elastically deformed when interfering with the receptacle conductive terminal 200a of the receptacle connector 200, i.e. when the plug conductive terminal 100b interferes with the receptacle conductive terminal 200a of the receptacle connector 200, a reliable deformation space is provided at a position corresponding to the through slot 104, thereby avoiding the problem that the elastic deformation of the plug conductive terminal 100b is obstructed by the insulation base 100a, even if the plug conductive terminal 100b is compressed without obstruction when being pressed, the through slot 302 communicates the inner cavity of the plug connector 100 with the peripheral space, the interference portion 110 of the plug conductive terminal 100b is exposed in the air, the terminal can be observed from the outer side of the connector assembly 10, and serves as a spring wall compression avoiding position, and after the plug connector 100 is mated with the receptacle connector 200, the effect of the characteristic impedance of the electrical connection of the connector assembly 10 is greatly improved. Furthermore, the part of the elastic arm 140 of the plug conductive terminal connected to the abutting part 110 is arranged corresponding to the through slot, so that the elastic arm can better avoid the obstruction of the insulating base when elastically deforming.

As shown in fig. 2a and fig. 6, in one embodiment, the receptacle connector 200 includes a receptacle body 200b and receptacle conductive terminals 200a, the receptacle body 200b is formed with a mounting groove 202 and a mating cavity 204, the receptacle conductive terminals 200a are disposed in the mounting groove 202 and connected to the receptacle body 200b, and the insulating base 100a is disposed in the mating cavity 204 and connected to the receptacle body 200 b. In one embodiment, a tongue portion 204a is protruded from an inner wall of the mating cavity 204, the tongue portion 204a forms a first fixing groove 206 communicating with the mounting groove 202, the receptacle conductive terminal 200a is partially located in the first fixing groove 206 and connected to the tongue portion 204a, and the tongue portion 204a is located in the accommodating cavity 106 and mated with the insulating base 100a, such that the plug connector 100 is mated with the receptacle connector 200, the contact portion 110 abuts against the receptacle conductive terminal 200a in the accommodating cavity 106, and the plug conductive terminal 100b is reliably electrically connected to the receptacle conductive terminal 200 a. The receptacle connector 200 and the plug connector 100 are electrically connected when being plugged. Because the plug connector 100 and the receptacle connector 200 are inserted into each other, the plug connector 100 and the receptacle connector 200 are connected in a mating manner, so that the mating interface between the plug connector 100 and the receptacle connector 200 has better stability in a floating process; because the socket conductive terminal 200a is partially located in the first fixing groove 206 and connected to the tongue portion 204a, and the abutting portion 110 abuts against the socket conductive terminal 200a in the mating cavity 204, and the plug connector 100 and the socket connector 200 are mated and connected, the plug connector 100 and the socket connector 200 are reliably electrically connected, and the problem of poor electrical connection stability of the connector assembly 10 is solved.

As shown in fig. 2a and 5, in one embodiment, the number of the plug conductive terminals 100b is at least two, which are a first plug conductive terminal 1002 and a second plug conductive terminal 1004. The first plug conductive terminal 1002 and the second plug conductive terminal 1004 are respectively located at two sides of the tongue piece portion 204 a. The number of the insertion grooves 108 is at least two, and the insertion grooves respectively include a first insertion groove 1082 and a second insertion groove 1084, and the first insertion groove 1082 and the second insertion groove 1084 are both communicated with the accommodating cavity 106; the through grooves 104 include a first through groove 1042 and a second through groove 1044; the first through groove 1042 is respectively communicated with the first plug-in groove 1082 and the accommodating cavity 106, and the second through groove 1044 is respectively communicated with the second plug-in groove 1084 and the accommodating cavity 106; the first plug conductive terminal 1002 is located in the first inserting groove 1082 and connected with the insulating base 100a, and the contact portion 110 of the first plug conductive terminal 1002 is located in an area where the first inserting groove 1082 is correspondingly communicated with the first through groove 1042; the second plug conductive terminals 1004 are located in the second insertion groove 1084 and connected to the insulating base 100a, and the contact portions 110 of the second plug conductive terminals 1004 are located in the region where the second insertion groove 1084 and the second through groove 1044 are correspondingly communicated, so that each plug conductive terminal 100b is assembled and connected to the insulating base 100a, and each plug conductive terminal 100b is exposed to the air through the corresponding insertion groove 108 and through groove 104, so that each plug conductive terminal 100b has a better deformation space and characteristic impedance. In this embodiment, the number of the plug conductive terminals 100b is plural, the number of the insertion grooves 108 and the number of the through grooves 104 are plural, the plural insertion grooves 108 are in one-to-one correspondence with the plural through grooves 104, the plural through grooves 104 are in one-to-one correspondence with the accommodating cavity 106, the plural plug conductive terminals 100b are in one-to-one correspondence with the plural insertion grooves 108, and the abutting portions 110 of each plug conductive terminal 100b are located in the corresponding areas where the inserting slots 108 are correspondingly communicated with the corresponding through slots 104, the plurality of plug conductive terminals 100b are arranged in two rows, so that the plurality of plug conductive terminals 100b can be reliably mounted on the insulating base 100a, and each plug conductive terminal 100b is correspondingly abutted and electrically connected with the socket conductive terminal, meanwhile, the impedance characteristic of the corresponding conflict between each plug conductive terminal 100b and the socket conductive terminal is greatly improved, and the characteristic impedance of the contact area is ensured to meet the design requirement. In addition, the insulating base 100a forms a corresponding through groove 104 in an area corresponding to the abutting portion 110 of each plug conductive terminal 100b, so that the abutting portion 110 of each plug conductive terminal 100b is reliably elastically deformed when abutting against the corresponding receptacle conductive terminal 200a, i.e., a reliable deformation space is provided at a position corresponding to the through groove 104 when each plug conductive terminal 100b abuts against the corresponding receptacle conductive terminal 200a, thereby avoiding the problem that the elastic deformation of each plug conductive terminal 100b is obstructed by the insulating base 100a, and realizing reliable transmission of a plurality of signals even if each plug conductive terminal 100b is compressed without obstruction when being pressed. As shown in fig. 2a and fig. 6, in the present embodiment, the number of the mounting grooves 202 and the number of the receptacle conductive terminals 200a are plural, the receptacle conductive terminals 200a are respectively inserted into the corresponding mounting grooves 202 and connected to the receptacle body 200b, the receptacle conductive terminals 200a are respectively abutted against the abutting portions 110 of the plug conductive terminals 100b in a one-to-one correspondence manner, so that each receptacle conductive terminal 200a is abutted against the abutting portion 110 of the corresponding plug conductive terminal 100b, even if each receptacle conductive terminal 200a is electrically connected to the abutting portion 110 of the corresponding plug conductive terminal 100b, thereby simultaneously realizing transmission of a plurality of electrical connection signals.

As shown in fig. 2a and fig. 5, in one embodiment, the interference portion 110 is partially protruded into the receiving cavity 106, so that the interference portion 110 reliably abuts against the terminal of the receptacle connector 200 when the plug connector 100 is plugged into the receptacle connector 200. In one embodiment, the contact portions 110 of the first plug conductive terminals 1002 and the contact portions 110 of the second plug conductive terminals 1004 are protruded into the accommodating cavities 106, so that the contact portion 110 of each plug conductive terminal 100b can contact with the corresponding receptacle conductive terminal 200a for conduction when the plug connector 100 is inserted into the receptacle connector 200.

As shown in fig. 2a and fig. 5, in one embodiment, the interference portions 110 of the plug conductive terminals 100b are bent toward a side close to the tongue-shaped portion 204a, so that the interference portions 110 are better abutted with the receptacle conductive terminals 200 a. In the present embodiment, the number of the plug conductive terminals 100b is at least two, and the contact portions 110 of the two plug conductive terminals 100b are bent toward a side close to the tongue-shaped portion 204a, so that the contact portions 110 of the two plug conductive terminals 100b are better abutted to the two receptacle conductive terminals 200a, respectively. In the present embodiment, the abutting portions 110 of the two plug conductive terminals 100b are bent toward one side close to the tongue-shaped portion 204a, and each plug conductive terminal 100b is formed by bending the front portion of the terminal at the contact region, so that the plug connector 100 and the receptacle connector 200 can respectively form at least one contact point on the left and right of the contact region, so that the plug connector 100 and the receptacle connector 200 have a better plugging force after being plugged, and the resistance applied when the plug connector 100 is plugged with the receptacle connector 200 is smaller. In one embodiment, the contact portions 110 of the first plug conductive terminals 1002 and the contact portions 110 of the second plug conductive terminals 1004 are bent, and the contact portions 110 of the first plug conductive terminals 1002 and the contact portions 110 of the second plug conductive terminals 1004 are bent toward a direction close to each other, so that when the plug connector 100 is inserted into the receptacle connector 200, the contact portions 110 of the first plug conductive terminals 1002 and the contact portions 110 of the second plug conductive terminals 1004 can better clamp and contact the tongue portions 204a of the receptacle connector 200, and the plug connector 100 is reliably electrically connected to the receptacle connector 200.

As shown in fig. 2a and fig. 5, in one embodiment, each plug conductive terminal 100b includes a soldering pin 120, a fastening portion 130, an elastic arm portion 140 and an abutting portion 110, which are connected in sequence, the soldering pin 120 is at least partially located outside the insulating base 100a, the fastening portion 130 is located in the insertion slot 108 and is fixedly connected to the insulating base 100a, the elastic arm portion 140 is partially located in a region where the insertion slot 108 communicates with the through slot 104, when each plug conductive terminal 100b abuts against the receptacle conductive terminal 200a and is deformed, the elastic arm portion 140 is deformed greatly, since the elastic arm portion 140 is partially located in the region where the insertion slot 108 communicates with the through slot 104, the abutting portion 110 is reliably deformed elastically when abutting against the receptacle conductive terminal 200a, i.e. when the plug conductive terminal 100b abuts against the receptacle conductive terminal 200a, a reliable deformation space is provided at a position corresponding to the through slot 104, thus, the problem that the elastic deformation of the plug conductive terminal 100b is obstructed by the insulating base 100a is avoided, even if the plug conductive terminal 100b is compressed without obstruction.

As shown in fig. 2a, 5 and 7, in one embodiment, the spring arm 140 of each plug conductive terminal 100b includes a first bending portion 142, a second bending portion 144, a third bending portion 146 and a fourth bending portion 148 connected in sequence, one end of the first bending portion 142 away from the second bending portion 144 is connected to the locking point fixing portion 130, a bending direction of the first bending portion 142 is opposite to a bending direction of the second bending portion 144, a bending direction of the third bending portion 146 is opposite to a bending direction of the fourth bending portion 148, and one end of the fourth bending portion 148 away from the third bending portion 146 is connected to the abutting portion 110, so that the spring arm 140 has a better elastic deformation, and the structure of the spring arm 140 is more compact. In one embodiment, the bending angle of the first bending portion 142 is 60 to 100 degrees, the bending angle of the second bending portion is 60 to 100 degrees, the bending angle of the third bending portion is 100 to 160 degrees, and the bending angle of the fourth bending portion is 100 to 160 degrees. In this embodiment, the bending angle of the first bending portion 142 is 90 degrees, the bending angle of the second bending portion is 90 degrees, the bending angle of the third bending portion is 130 degrees, and the bending angle of the fourth bending portion is 130 degrees, so that the elastic arm portion 140 can better elastically abut against the abutting portion 110 when the insertion is abutted.

As shown in fig. 2a, 5 and 7, in one embodiment, the abutting portion 110 has the abutting point 112, and the fourth bending portion 148 is bent toward a side close to the abutting point, so that the elastic arm 140 has a better elastic force when the abutting portion 110 abuts against the receptacle conductive terminal 200a, and further the abutting portion 110 abuts against the receptacle conductive terminal 200a better, so that the abutting portion 110 and the receptacle conductive terminal 200a are electrically connected reliably; and/or, in one embodiment, the interference portion 110 includes a fifth bending portion 113 and a sixth bending portion 115 connected to each other, an end of the fifth bending portion 113 far away from the sixth bending portion 115 is connected to an end of the fourth bending portion 148 far away from the third bending portion 146, and the fifth bending portion 113 and the sixth bending portion 115 are both bent towards a side close to the third bending portion 146. And/or, as shown in fig. 4, in one embodiment, the plug connector 100 further includes a plug welding reinforcing pin 100c, the insulating base 100a is provided with a plug slot 108, and the plug welding reinforcing pin 100c is inserted into the plug slot 108 and connected to the insulating base 100a, so that the insulating base 100a is fixedly connected to the plug welding reinforcing pin 100 c. In the present embodiment, the plug connector 100 is fixedly soldered to the circuit board by the plug soldering reinforcement pins 100 c.

As shown in fig. 2a, 5 and 6, in one embodiment, the socket body 200b includes a fixed base 210 and a floating base 220, the fixed base 210 is formed with a receiving groove 203, and the floating base 220 is located in the receiving groove 203 and movably connected to the fixed base 210. Referring to fig. 8 to 10, in the present embodiment, the socket body 200b is a floating base 220, and the receiving groove 203 is used to receive a part of the structure of the floating base 220, so that the fixed base 210 is used to receive a lower half portion 223 of the floating base 220, and further, the insulating base 100a and the socket body 200b are connected in a floating manner, and the connector assembly 10 is electrically connected in a board-to-board manner. Further, the mounting groove 202 includes a second fixing groove 202a formed on the fixing base 210 and a connecting groove 202b formed on the floating base 220, the second fixing groove 202a is communicated with the connecting groove 202b, the opposite insertion cavity 204 is formed on the floating base 220, so that the floating base 220 and the insulating base 100a are connected with each other in an opposite insertion manner, the socket conductive terminal 200a is located in the second fixing groove 202a and connected with the fixing base 210, and the socket conductive terminal 200a is inserted into the first fixing groove 206 through the connecting groove 202b, so that the socket conductive terminal 200a is respectively connected with the fixing base 210 and the floating base 220, and the fixing base 210 and the floating base 220 are connected in a relatively floating manner. In the present embodiment, the number of the mounting grooves 202 and the number of the socket conductive terminals 200a are at least two, and the two socket conductive terminals 200a are respectively located at two sides of the tongue-shaped portion 204 a. Each socket conductive terminal 200a is located in the corresponding second fixing groove 202a and connected to the fixed base 210, and each socket conductive terminal 200a is inserted into the corresponding first fixing groove 206 through the corresponding connecting groove 202b, so that each socket conductive terminal 200a is connected to the fixed base 210 and the floating base 220, respectively, and the fixed base 210 and the floating base 220 are connected in a relatively floating manner.

As shown in fig. 2a and fig. 6, the connecting groove 202b further includes a connecting hole 2022 and a supporting avoiding groove 2024, which are communicated with each other, the socket conductive terminal 200a is disposed in the connecting hole 2022, and the socket conductive terminal 200a is located in the supporting avoiding groove 2024 and connected to the floating base, so that the socket conductive terminal is reliably supported and mounted on the floating base, and further the socket conductive terminal is better elastically supported on the floating base, and meanwhile, the problem that the floating base slides greatly with the socket conductive terminal in the floating process relative to the fixed base is avoided, so that the floating base better floats relative to the fixed base. In the present embodiment, the connection hole 2022 communicates with the first fixing groove 206. Furthermore, the supporting and avoiding groove 2024 is formed on the bottom surface of the floating base 220, so that the processing difficulty of the supporting and avoiding groove 2024 is low. Furthermore, a supporting inclined plane 2025 is formed on the inner wall of the supporting avoiding groove 2024, so that the supporting avoiding groove 2024 better adapts to the deformation of the socket conductive terminals, and the socket conductive terminals are better attached to and supported by the floating base.

As shown in fig. 2a, 6 and 7, in one embodiment, the socket conductive terminal 200a includes a socket soldering portion 250, a connection interference portion 260, a middle bending portion 230 and an interference portion 240 connected in sequence, the connection interference portion 260 is located in the second fixing groove 202a and connected to the fixing base 210, the middle bending portion 230 of the socket conductive terminal 200a is located in a gap between the floating base 220 and the fixing base 210, so that the socket conductive terminal 200a is elastically supported on the floating base 220, and thus the floating base 220 is floatingly connected to the fixing base 210, and thus the connector assembly 10 achieves a board-to-board floating connection. The interference portions 240 of the receptacle contacts 200a are inserted into the corresponding first fixing grooves 206 through the connecting grooves 202b, so that the receptacle contacts 200a are assembled and connected to the tongue portions 204 a. In the present embodiment, the number of the socket conductive terminals 200a is at least two, and the connection interference portion 260 of each socket conductive terminal 200a is located in the corresponding second fixing groove 202a and connected to the fixing base 210, so that each socket conductive terminal 200a is connected to the fixing base 210. The middle bent portion 230 of each socket conductive terminal 200a is located in the gap between the floating base 220 and the fixed base 210, so that each socket conductive terminal 200a is elastically supported on the floating base 220, and thus the floating base 220 is connected to the fixed base 210 in a floating manner, so that the connector assembly 10 realizes a board-to-board floating connection. The interference portion 240 of each socket contact 200a is inserted into the corresponding first fixing groove 206 through the corresponding connecting groove 202b, so that each socket contact 200a is assembled and connected to the tongue portion 204 a. In one embodiment, the socket soldering portion 250, the connection interference portion 260, the middle bending portion 230 and the interference portion 240 are integrally formed, so that the socket soldering portion 250, the connection interference portion 260, the middle bending portion 230 and the interference portion 240 are sequentially and reliably fixed and connected, and the structure of each socket conductive terminal 200a is relatively compact. It is understood that in other embodiments, the socket welding portion 250, the connection interference portion 260, the middle bending portion 230 and the interference portion 240 may be formed separately and fixed by welding or gluing.

As shown in fig. 2a, 6 and 7, in one embodiment, the middle bending portion 230 of each socket conductive terminal 200a includes a first bending portion 231, a first straight portion 232, a second bending portion 233, a second straight portion 234, a third bending portion 235, a third straight portion 236 and a fourth bending portion 237 which are connected in sequence, wherein an end of the first bending portion away from the first straight portion is connected to the connection interference portion 260, and an end of the fourth bending portion away from the third straight portion is connected to the interference portion 240, such that the middle bending portion 230 of each socket conductive terminal 200a is connected to the connection interference portion 260 and the interference portion 240, respectively. In one embodiment, the bending angle of the first bending portion is 110 to 170 degrees, the bending angle of the second bending portion is 170 to 200 degrees, the bending angle of the third bending portion is 100 to 130 degrees, and the bending angle of the fourth bending portion is 110 to 170 degrees. In this embodiment, the bending angle of the first bending portion is 150 degrees, the bending angle of the second bending portion is 180 degrees, the bending angle of the third bending portion is 110 degrees, and the bending angle of the fourth bending portion is 150 degrees, so that the middle bending portion 230 has better elasticity, and can better absorb the stress caused by dislocation, so that the structure of the connector assembly 10 is more stable, the problem of easy damage and deformation of the structure of the connector assembly 10 is avoided, and stable and reliable electrical connection is realized. Specifically, the middle bent portion 230 is an R-shaped elastically deformable conductor, so that the middle bent portion 230 has better elasticity, and can better absorb the stress caused by the misalignment, so that the structure of the connector assembly 10 can be more stably floated.

As shown in fig. 2a and fig. 6, each socket conductive terminal 200a is mounted between the fixed base 210 and the floating base 220, and when the plug connector 100 and the socket connector 200 are inserted and pulled out in the positive and negative directions of the Z axis, even if there is a misalignment between the central axes of the two connector assemblies 10 in the positive and negative directions of the X axis or/and the positive and negative directions of the Y axis, under the combined action of the guide posts 301 of the plug connector 100 and the guide grooves 801 of the socket connector 200, the R-shaped elastic deformation conductor 60 can absorb the stress caused by the misalignment, so that the structure of the connector assembly 10 is stable, the problem of structural damage and deformation of the connector assembly 10 is not caused, the welding positions of the two connector assemblies 10 with the upper and lower circuit boards are protected, and the stable and reliable electrical connection between the boards is realized. In this embodiment, the shapes of the mating areas of the insulating base 100a and the socket body 200b are both frame-fitting structures, that is, the structure of the insulating base 100a mating with the socket body 200b and the structure of the socket body 200b mating with the insulating base 100a are both frame-fitting structures, so that the mating areas of the insulating base 100a and the socket body 200b are nested with each other, thereby forming a stable frame-fitting structure and ensuring the stability of the base and the capability of resisting high temperature, high vibration and large mechanical impact during the floating process of the connector assembly 10.

As shown in fig. 1, 8 and 9, in one embodiment, the floating base 220 includes a base main body 222, a first wing portion 224 and a second wing portion 226, the first wing portion 224 and the second wing portion 226 are relatively protruded from two sides of the base main body 222, the base main body 222 is disposed in the receiving groove 203 and movably connected to the fixed base 210, and the opposite insertion cavity 204 is formed in the base main body 222. Referring to fig. 6, the maximum distance between the contour projection line of the first side wing 224 on the fixed base 210 and the contour projection line of the second side wing 226 on the fixed base 210 in the width direction of the receiving groove 203 is greater than the width of the receiving groove 203, that is, the distance between the outermost edge of the first side wing 224 on the fixed base 210 in the width direction and the outermost edge of the second side wing 226 on the fixed base 210 in the width direction is greater than the width of the receiving groove 203, that is, referring to fig. 6 and 10, the width of the upper half of the floating base 220 is greater than the width of the receiving groove 203 of the fixed base 210, so that the floating base 220 will not tilt when floating in the receiving groove 203 relative to the fixed base 210, further, the plug conductive terminals 100b are reliably brought into contact with the receptacle conductive terminals 200a, thereby improving the electrical connection performance of the connector assembly 10. In the present embodiment, the width direction of the receiving groove 203 is the Y-axis direction, the plugging/unplugging direction of the plug connector 100 and the receptacle connector 200 is the Z-axis direction, the plug conductive terminals 100b are located on the YOZ plane, and two ends of the plug conductive terminals 100b are respectively mounted on the fixed base 210 and the floating base 220. The floating base 220 can float relative to the fixed base 210 in the X \ Y \ Z axis direction.

As shown in fig. 1, 8 and 9, in one embodiment, the first and second wing portions 224 and 226 are relatively protruded from the outer side wall of the top portion of the base body 222, so that the floating base 220 has a simple structure, and the floating base 220 can be prevented from tilting relative to the fixed base 210. To better avoid the problem of tilting of the floating base member 220 while floating with respect to the fixed base member 210, as shown in fig. 6 and 10, further, the upper half 221 of the floating base 220 has a length greater than that of the receiving groove 203 of the fixed base 210, that is, the length of the upper half of the floating base 220 in the X-axis direction is greater than the length of the receiving groove 203 of the fixed base 210 in the X-axis direction, and the dimension of the upper half of the floating base 220 in the X-axis or Y-axis direction is greater than the dimension of the receiving groove 203 of the fixed base 210, so as to avoid the problem that the upper half of the floating base 220 is inclined with respect to the plane of the fixed base 210 when the floating base 220 floats with respect to the fixed base 210, that is, the upper half of the floating base 220 is prevented from tilting when the floating base 220 floats with respect to the fixed base 210, so that the plug connector 100 and the receptacle connector 200 can be reliably electrically connected and contacted when being plugged. As shown in fig. 11, in the present embodiment, the length L2 of the upper half of the floating base 220 is greater than the length of the receiving groove of the fixed base 210, and the length L2 of the upper half of the floating base is smaller than the peripheral length L1 of the fixed base. The width W2 of the upper half of the floating base is larger than the width of the receiving groove of the fixed base, and the width W2 of the upper half of the floating base is smaller than the peripheral width W1 of the fixed base. As shown in fig. 10, the thickness of both sides of the upper half 221 of the floating base member 220 is greater than that of the middle portion to reinforce the structural strength of the floating base member. And/or, in one embodiment, the tongue portion 204a protrudes from the top surface of the base body 222 such that the height of the tongue portion 204a is higher than the upper plane of the top of the base body 222, thereby allowing the isolation base 100a to be better inserted into the floating base 220.

As shown in fig. 12 and 13, in one embodiment, the shapes of the mating regions of the insulating base 100a and the socket body 200b are both frame-fitting structures, so that the insulating base 100a and the socket body 200b are nested and plugged with each other, and further, the connection and the mating regions of the insulating base 100a and the socket body 200b are more stable, and the stability of the base and the capabilities of high temperature resistance, high vibration resistance and large mechanical impact resistance during the floating process of the connector assembly are ensured. And/or, referring to fig. 1 and fig. 8, in one embodiment, the socket connector 200 further includes socket soldering reinforcing pins 200c, the socket soldering reinforcing pins 200c are connected to the socket body 200b, and at least a portion of the socket soldering reinforcing pins 200c are exposed outside the socket body 200b, so that the socket body 200b is soldered to the circuit board through the socket soldering reinforcing pins 200c, and the socket body 200b is reliably fixed to the circuit board. Further, socket welding reinforcing pin 200c is formed with two bending clamping pins 270, and two bending clamping pins are arranged relatively, and socket welding reinforcing pin 200c cup joints on socket body 200b, and each bending clamping pin is used for welding on the circuit board, makes socket welding reinforcing pin 200c connect in socket body 200 b.

As shown in fig. 2a, in one embodiment, the abutting portion 110 of each plug conductive terminal 100b is provided with at least one abutting point 112, and the abutting point of the abutting portion 110 of each plug conductive terminal 100b abuts against the abutting interference portion 240 of the corresponding socket conductive terminal 200a, so that each plug conductive terminal 100b and the corresponding socket conductive terminal 200a are reliably abutted and electrically connected. In one embodiment, the number of the interference points of the interference portions 110 of each plug conductive terminal 100b is one, and the number of the interference portions 240 of each receptacle conductive terminal 200a is one, so that only one contact point exists in the channel where each receptacle conductive terminal 200a is electrically contacted with the plug conductive terminal 100 b. The interference portion 240 of each receptacle conductive terminal 200a is located in the corresponding first fixing groove 206 and connected to the tongue portion 204a, and the interference point of the interference portion 110 of each plug conductive terminal 100b abuts against the interference portion 240 of the corresponding receptacle conductive terminal 200 a. In the present embodiment, the abutting portions 110 of the two plug conductive terminals 100b are bent toward a side close to the tongue-shaped portion 204 a. Specifically, the abutting point of the abutting portion 110 of each plug conductive terminal 100b is a bent convex point, the bent convex point protrudes toward one side close to the tongue piece portion 204a, and the bent convex point abuts against the abutting interference portion 240, so that the abutting points of the abutting portions 110 of each plug conductive terminal 100b abut against the corresponding abutting interference portions 240 of the socket conductive terminals 200a, respectively.

It is understood that in other embodiments, the number of the abutting points 112 of the abutting portion 110 of each plug conductive terminal 100b is not limited to one. As shown in fig. 14, in one embodiment, the number of the abutting points 112 of the abutting portion 110 of each plug conductive terminal 100b is two, which are the first abutting point 112a and the second abutting point 112b, so that there are only two abutting points in the channel for abutting and electrically connecting each receptacle conductive terminal 200a and the plug conductive terminal 100 b. The number of the interference portions 240 of each socket conductive terminal 200a is two, which are respectively a first interference portion 240 and a second interference portion 240, the first interference portion 240 and the second interference portion 240 are oppositely disposed, the first interference portion 240 is located in the first fixing groove 206 and connected to the tongue portion 204a, the inner wall of the opposite insertion cavity 204 is formed with a third fixing groove 208, the third fixing groove 208 is communicated with the mounting groove 202, the second interference portion 240 is located in the first fixing groove 206 and connected to the inner wall of the opposite insertion cavity 204, so that each plug conductive terminal 100b is better in interference electrical connection with the corresponding socket conductive terminal 200a, the insertion and extraction force and the number of contact points after the plug connector 100 is in butt joint with the socket connector 200 are improved, the contact robustness of the terminal contact under the high and low temperature rapid change, high vibration and high mechanical impact scenes is increased, and the high temperature rapid change, high vibration and high mechanical impact scenes of the connector assembly 10 are further improved, Contact stability in high vibration, high mechanical shock environments. In the present embodiment, the abutting portions 110 of the two plug conductive terminals 100b are bent toward a side close to the tongue-shaped portion 204 a. Specifically, the first contact point of the contact portion 110 of each plug conductive terminal 100b is a first bending convex point, the second contact point is a second bending convex point, the first bending convex point protrudes toward one side close to the tongue piece portion 204a, the first bending convex point abuts against the first contact interference portion 240, the second bending convex point protrudes toward one side far away from the tongue piece portion 204a, and the second bending convex point abuts against the second contact interference portion 240, so that the contact portion 110 of each plug conductive terminal 100b more reliably contacts against the corresponding socket conductive terminal 200 a.

Compared with the prior art, the utility model discloses at least, following advantage has:

in the plug connector 100, the insulating base 100a is formed with the inserting groove 108 and the through groove 104, the inserting groove 108 is communicated with the through groove 104, and the plug conductive terminal 100b is located in the inserting groove 108 and connected with the insulating base 100a, so that the plug conductive terminal 100b is fixedly mounted on the insulating base 100 a; in addition, because the abutting part 110 is positioned in the inserting groove 108, and the inserting groove 108 is communicated with the through groove 104, the inner cavity of the insulating base is communicated with the peripheral space of the insulating base through the groove position of the through groove, so that the problem that the elastic deformation of the plug conductive terminal is blocked when the plug connector and the socket connector are oppositely inserted is avoided, meanwhile, the through groove can effectively reduce the capacitance of the abutting area of the plug conductive terminal and the socket conductive terminal, the characteristic impedance of the contact area is greatly improved, and the characteristic impedance of the contact area is ensured to meet the design requirement.

The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A plug connector, comprising:

the insulation base is provided with an inserting groove and a through groove, and the through groove is communicated with the inserting groove;

the plug conductive terminals are positioned in the inserting grooves and connected with the insulating base, and contact parts are formed on the plug conductive terminals and positioned in the inserting grooves.

2. The plug connector of claim 1, wherein the insulating base further defines an accommodating cavity, the accommodating cavity is communicated with the insertion groove, and the through groove is communicated with the accommodating cavity and the insertion groove respectively; the interference part is positioned in the area where the insertion groove is correspondingly communicated with the through groove.

3. The plug connector of claim 2, wherein said interference portion is partially disposed in said receiving cavity; and/or the like, and/or,

the elastic arm part of the plug conductive terminal is connected with the part of the abutting part and is arranged corresponding to the through groove.

4. The plug connector of claim 2, wherein the number of the plug conductive terminals is at least two, namely a first plug conductive terminal and a second plug conductive terminal;

the number of the insertion grooves is at least two, the insertion grooves are respectively a first insertion groove and a second insertion groove, and the first insertion groove and the second insertion groove are communicated with the accommodating cavity; the through grooves comprise a first through groove and a second through groove; the first through groove is communicated with the first inserting groove and the accommodating cavity respectively, and the second through groove is communicated with the second inserting groove and the accommodating cavity respectively;

the first plug conductive terminal is positioned in the first inserting groove and connected with the insulating base, and the contact part of the first plug conductive terminal is positioned in the area where the first inserting groove is correspondingly communicated with the first through groove; the second plug conductive terminals are positioned in the second inserting groove and connected with the insulating base, and the contact parts of the second plug conductive terminals are positioned in the area where the second inserting groove is correspondingly communicated with the second through groove.

5. The plug connector of claim 4, wherein the interference portions of the first plug conductive terminals and the interference portions of the second plug conductive terminals are both convexly disposed in the receiving cavity.

6. The plug connector of claim 5, wherein the contact portions of the first plug conductive terminals and the contact portions of the second plug conductive terminals are bent, and the contact portions of the first plug conductive terminals and the contact portions of the second plug conductive terminals are bent toward a direction in which the first plug conductive terminals and the second plug conductive terminals approach each other.

7. The plug connector of claim 4, wherein each of the plug conductive terminals includes a soldering pin, a fastening point fixing portion, a spring arm portion and the abutting portion, the soldering pin is at least partially located outside the insulating base, the fastening point fixing portion is located in the insertion slot and is fixedly connected with the insulating base, and a portion of the spring arm portion is located in a region where the insertion slot is communicated with the through slot.

8. The plug connector of claim 7, wherein the resilient arm includes a first bending portion, a second bending portion, a third bending portion and a fourth bending portion, the first bending portion is away from the second bending portion, the first bending portion is connected to the fastening point fixing portion, the first bending portion is opposite in bending direction to the second bending portion, the third bending portion is opposite in bending direction to the fourth bending portion, and the fourth bending portion is away from the third bending portion, and the abutting portion is connected to the third bending portion.

9. The plug connector according to claim 8, wherein the interference portion is provided with an abutting point, and the fourth bent portion is bent toward a side close to the abutting point; and/or the like, and/or,

the contact part comprises a fifth bending part and a sixth bending part which are connected, one end of the fifth bending part, which is far away from the sixth bending part, is connected with one end of the fourth bending part, which is far away from the third bending part, and the fifth bending part and the sixth bending part are both bent towards one side close to the third bending part; and/or the presence of a catalyst in the reaction mixture,

the plug connector further comprises a plug welding reinforcing pin, the insulating base is provided with a plug slot, and the plug welding reinforcing pin is arranged in the plug slot in a penetrating mode and connected with the insulating base.

10. A connector assembly, comprising a plug connector according to any one of claims 1 to 9.

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