CN220605094U - Plug connector and combination device of matched socket connector - Google Patents

Abstract

The utility model provides a plug connector and a combined device of an inter-matched socket connector, the plug connector comprises a base body with a containing space and a sliding seat which is arranged on the mounting surface of the base body in a sliding way, a shell is sleeved outside the base body, the upper side plates of the two sides of the shell are respectively provided with a through hole, a buckle assembly is pivoted on the base body, a pressing surface of the buckle assembly is positioned on the mounting surface and at the rear side of the body of the sliding seat, support arms and a buckling part are arranged on the two sides of the pressing surface in a same direction in an extending way, the buckle assembly is provided with a supporting elastic sheet, when the plug connector is in butt joint with the inter-matched socket connector, each supporting elastic sheet is supported downwards against the base body, the buckling part is in upward elastic pre-force to clamp into a buckling hole of the socket connector to form positioning, and when the sliding seat is linked through the pressing surface or a pull belt, the elastic part is elastically deformed to unlock, at the moment, the buckling part is separated from the buckling hole, so that the plug connector forms stable butt joint and reliable action in butt joint in the butt joint.

Description

Plug connector and combination device of matched socket connector

Technical Field

The utility model relates to a plug connector and a combination device of an inter-matched socket connector, in particular to a plug connector, wherein a buckle assembly and a shell are arranged on a base body of the plug connector, an insulating colloid is formed in a containing space of the base body so as to form fixation in the base body for a circuit board, and meanwhile, the shell, the circuit board and wires are mutually combined into a firm coating and joint on the base body so as to prevent contact peeling or shaking during plugging and unplugging, and further achieve the effect of reliable electric connection.

Background

The development trend of the computer is also advancing towards the directions of strong operation function, high speed and small volume, so that the number of the communication ports of the computer is also reduced, the communication ports can be spliced on other equipment with the same specification, such as a vehicle sound, a vehicle computer, a charging device, a satellite navigation device, a communication device and the like, however, the communication ports in the equipment are cable plugs of a cable combination plug except a socket, so that the future development of the cable plug is also water-swelling, but the cable plug is smaller in size, and the cable plug can not be directly pulled in the process of plugging through a good structural design in the whole structural configuration, so that the cable plug and the socket connector are prevented from being damaged easily due to the fact that the cable plug and the socket connector are too small in size; in addition, under the condition that the plug is not provided with any supporting or fixing structure, the cable plug is easily pulled to drop after being inserted into the socket, and signal transmission is further affected, therefore, in the above detailed description, the problem of designing the cable plug can be found, the main consideration of ensuring the stability of the cable plug when the cable plug is abutted to the socket connector is focused, in addition, the situation that the plug is exposed when the cable plug is connected with the cable and the situation that the cable is pulled to separate the plug is avoided in the use process, so that the conventional defect is that the related art needs to be additionally researched and developed to improve the defects and the shortcomings of the prior art.

Disclosure of Invention

Accordingly, in view of the above-mentioned problems and disadvantages, it is a primary object of the present utility model to provide a combination device having a plug connector and a receptacle connector for mating with the plug connector.

The utility model provides a plug connector and a combination device of a socket connector matched with the plug connector, which is characterized by comprising the plug connector, a buckle assembly and the socket connector, wherein:

the plug connector is characterized in that a circuit board is arranged in a seat body with a containing space, a butt joint part and a mounting surface at the rear side of the butt joint part are arranged in front of the seat body, a shell with a fixed space for containing and positioning the seat body is arranged outside the seat body, and perforations are respectively arranged at the upper plate of the shell;

the buckle assembly is pivoted between the seat body and the shell, a pressing surface of the buckle assembly is positioned on the mounting surface, a support arm and a hooking part protruding upwards are sequentially arranged on two sides of the pressing surface in an extending manner towards the direction of the abutting part, the buckle assembly is provided with a supporting elastic piece propped against the seat body, and the pressing surface can elastically deform the supporting elastic piece when being pressed to link the hooking parts of the two support arms to downwards deviate a distance at the perforation; and

The socket connector is provided with a plug-in part for the butt joint part of the plug connector to be in butt joint to form electric connection, and buckling holes for buckling and positioning the buckling parts are respectively arranged at the upper aspect plates on two sides of the plug-in part.

The plug connector and the combination device of the matched socket connector are characterized in that butt-joint terminal groups are respectively arranged on the two side surfaces of the front of the circuit board, and contact groups for fixing preset wires are respectively arranged on the two side surfaces of the rear of the circuit board.

The plug connector and the matched socket connector combination device thereof are characterized in that the two opposite sides of the circuit board are respectively provided with a convex part, and the accommodating space of the base body is internally provided with a stop part for limiting each convex part of the circuit board during assembly.

The plug connector and the matched socket connector combination device thereof, wherein, the two sides of the mounting surface of the base body are provided with positioning parts for the pin joint positioning of the buckle assembly, and the two sides of the pressing surface of the buckle assembly extend towards the butting part respectively to form the supporting arm and the supporting spring piece below for the upward elastic pre-force of the supporting arm.

The plug connector and the matched socket connector combination device thereof, wherein the positioning part of the base body is provided with limiting parts for the supporting elastic pieces of the two support arms of the buckle assembly to be supported at two sides of the periphery of the butting part.

The plug connector and the matched socket connector combination device thereof, wherein the positioning parts at two sides of the base body are respectively provided with a pivoting part, and the two support arms of the buckle assembly are provided with a rotating part combined with the pivoting part at one side of the hooking part and the supporting elastic piece, which passes over the pressing surface.

The plug connector and the matched socket connector combination device thereof are characterized in that the base body is also provided with a sliding seat which is arranged on the mounting surface in a sliding way and is provided with a body at the front side of the buckle assembly, a pull belt is combined on the body, at least one elastic part capable of stretching and displacing is formed by the body backwards, and the pull belt pulls the sliding seat to enable the elastic part to elastically deform, so that the body pushes the pressing surface to link the buckling parts of the two support arms to elastically deviate downwards at the perforation of the shell.

The plug connector and the combination device of the matched socket connector thereof are characterized in that the installation surface of the seat body is provided with a stop part for the elastic parts at the two sides of the rear of the body of the sliding seat to be abutted.

The plug connector and the matched socket connector combination device thereof, wherein the body of the sliding seat is provided with a pushing part for combining the pull belt in the through hole to form positioning.

The plug connector and the matched socket connector combination device thereof, wherein convex rails are respectively arranged on two sides of the mounting surface of the seat body, track pieces are arranged on two sides of the body of the sliding seat, and the track pieces are provided with track holes which are sleeved on the convex rails in a limiting mode.

The elastic part of the sliding seat is an S-shaped elastic body which is continuously bent.

The plug connector and the matched socket connector combination device thereof, wherein the two side plates of the shell are provided with limiting shaft parts at the rear side positions.

The plug connector and the combination device of the matched socket connector thereof are characterized in that at least one clamping part is arranged on the bottom surface of the base body, and a clamping hole for forming assembly clamping corresponding to the clamping part when the base body is assembled is arranged on the bottom surface of the shell.

The plug connector and the matched socket connector combination device thereof, wherein the bottom side of the shell is provided with at least one fixing hole at the rear position, and an insulating colloid which combines the base body, the circuit board and the fixing hole of the shell is also integrally formed in the accommodating space.

The utility model provides a plug connector, the body of the plug connector is internally provided with a containing space for the circuit board assembly of a butt joint terminal group, the front part of the body is provided with a butt joint part and an installation surface at the rear side of the butt joint part, a shell is sleeved outside the body, the shell is respectively provided with through holes at the upper side plates, wherein the body of the sliding seat is arranged on the installation surface in a sliding way, a pull belt is combined on the body, at least one continuously turning-shaped elastic part is formed backwards by the body, the buckle assembly is pivoted on the body, the pressing surface of the buckle assembly is positioned at the rear side of the body of the sliding seat, and support arms and upwards protruding buckling parts are sequentially arranged at the two sides of the pressing surface towards the butt joint part, and the buckle assembly is provided with supporting elastic buckling pieces which are propped against the body, wherein the supporting elastic buckling pieces can elastically deform to link the two support arms to the through holes to downwards shift a distance, the elastic buckling parts are combined with the through holes, the elastic buckling parts are downwards, the body is pulled by the body to form a small size, and the wire rod can be firmly connected with the plug connector in a wire rod connector by the contact, and the wire rod connector is firmly formed in a small size when the plug connector is combined with the wire rod connector, and the plug connector is firmly formed.

The utility model also provides a plug connector and a combination device of the matched socket connector, the inside of the seat body of the plug connector is provided with a containing space for assembling a circuit board with a butt joint terminal group, the front part of the seat body is provided with a butt joint part and a mounting surface at the rear side of the butt joint part, wherein the body of the sliding seat is arranged on the mounting surface in a sliding way, a shell is sleeved outside the seat body, the upper side of the shell is respectively provided with a through hole, a pull belt is combined on the body, at least one elastic part with continuous turning shape is formed at the backward part of the body, the buckle assembly is pivoted on the seat body, the pressing surface of the buckle assembly is positioned on the rear side of the body of the sliding seat, and is sequentially provided with a support arm and an upward protruding hook buckling part at the two sides of the pressing surface towards the butt joint part, when the butt joint part of the plug connector is inserted into the socket connector to form an electrical connection, the two elastic parts are respectively provided with through holes, the two elastic parts are respectively connected with the bottom surfaces of the support arm, the two elastic parts can be separated from the elastic parts at the downward deformation of the first elastic parts, the two elastic parts can be separated from the downward deformation of the elastic parts, the first elastic parts can be separated from the elastic parts, the downward deformation of the elastic parts can be separated from the elastic parts, and the elastic parts can be deformed downward the elastic parts, and deformed, the insulating colloid is integrally formed behind the accommodating space of the base body after the accommodating space is configured, so that the circuit board is fixed in the base body, the shell, the circuit board and the wires are mutually combined to form a firm coating and are connected to the base body, and when the thin plug connector with smaller size is plugged, the shell, the circuit board or the wires are prevented from generating contact stripping or shaking, so that the effects of ensuring the electrical connection of the plug connector and preventing damage are achieved.

Drawings

Fig. 1 is a perspective view of the present utility model.

Fig. 2 is a perspective view of the plug connector and the receptacle connector of the present utility model before mating.

Fig. 3 is an exploded perspective view of the present utility model.

Fig. 4 is another perspective exploded view of the present utility model.

Fig. 5 is a perspective view of the housing of the present utility model.

Fig. 6 is a perspective view of a housing and a circuit board of the plug connector of the present utility model before being formed.

Fig. 7 is a perspective view of a base and a circuit board of another view of the plug connector of the present utility model before being formed.

Fig. 8 is a perspective view of a molded housing and a circuit board of the plug connector of the present utility model.

Fig. 9 is a side cross-sectional view of the present utility model after it has been molded.

FIG. 10 is a side cross-sectional view of the hook portion of the molded buckle assembly of the present utility model.

Reference numerals illustrate: 1-a plug connector; 10-a circuit board; 101-butting terminal sets; 102-a contact set; 103-convex; 11-a base; 110-accommodation space 1101-stop 111-abutment; 112-a mounting surface; 1121-a stop; 113-a positioning part; 1131-a limit part; 1132-male rail; 1133-a pivot; 114-an engagement portion; 12-a housing; 120-fixed space; 121-a limit groove; 122-perforating; 123-limiting shaft parts; 124-a snap hole; 125-fixing holes; 13-wire; 2-a sliding seat; 21-a body; 210-pushing part; 2101-through holes; 211-track pieces; 2110—track holes; 22-an elastic part; 3-a buckle assembly; 31-pressing surface; 310-notch; 32-support arms; 321-hooking parts; 322-supporting and holding the spring plate; 33-a rotating part; 4-pulling a belt; 5-insulating colloid; a 6-socket connector; 61-a plug-in part; 62-buckling holes; 7-a circuit board.

Detailed Description

To achieve the above objects and advantages, the present utility model adopts the technical means and its construction, and features and functions of the preferred embodiments of the present utility model will be described below in detail with reference to the accompanying drawings, so as to facilitate complete understanding.

Referring to fig. 1 to 10, as can be clearly seen from the drawings, the present utility model provides a plug connector and a combination device of a socket connector thereof, comprising a plug connector 1, a sliding seat 2 and a buckle assembly 3, wherein:

the plug connector 1 comprises a circuit board 10, a base 11 and a housing 12, wherein the circuit board 10 is provided with a butt-joint terminal set 101 at the two front side surfaces, a contact set 102 for welding wires 13 is provided at the two rear side surfaces of the circuit board 10, two opposite sides of the circuit board 10 are respectively provided with a convex part 103 in a convex manner, a containing space 110 for assembling the circuit board 10 is provided in the base 11, two inner sides of the containing space 110 are respectively provided with a stop part 1101 for limiting the convex part 103 of the circuit board 10 during assembling, the butt-joint terminal set 101 of the circuit board 10 penetrates out of the base 11, a butt-joint part 111 to two sides of the butt-joint terminal set 101 is provided at the front of the base 11, a mounting surface 112 and a stop part 1121 are sequentially formed at the rear side of the butt-joint part 111 on the upper surface of the base 11, and positioning portions 113 are formed on two sides of the mounting surface 112 of the base 11, wherein each positioning portion 113 is provided with a limiting portion 1131, a protruding rail 1132 and a pivoting portion 1133 in sequence from the abutting portion 111 to the rear, at least one engaging portion 114 is provided on the bottom surface of the base 11, in addition, a fixing space 120 for accommodating and positioning the base 11 is formed in the center of the housing 12, two opposite concave limiting grooves 121 are formed on two sides of the fixing space 120, a through hole 122 is respectively provided on the upper plate surface of the limiting groove 121, a limiting shaft portion 123 is provided on each of the two side plate surfaces of the housing 12, at least one or more fixing holes 125 are provided on the rear surface of the engaging hole 124 of the housing 12 corresponding to the engaging portion 114 when the base 11 is assembled.

The body 21 of the sliding seat 2 is combined with the positioning portion 113, and can be mounted on the mounting surface 112 in a limited sliding manner, a pushing portion 210 with a through hole 2101 is arranged on the body 21, a pull strap 4 is combined at the position of the through hole 2101 of the pushing portion 210, two sides of the body 21 after being folded back forwards are provided with vertical track plates 211 with track holes 2110, the track holes 2110 are sleeved on the convex rail 1132 in a limited manner to form a positioning manner, and elastic portions 22 of S-shaped elastic sheets in a continuous turning shape are respectively integrally formed at two sides of the body 21 towards the rear.

The buckle assembly 3 is pivotally positioned at the positioning portion 113, and has a pressing surface 31 disposed on the mounting surface 112 and capable of being pushed by the pushing portion 210 of the body 21 of the sliding seat 2, and a notch 310 slightly larger than the pull strap 4 is disposed in front of the pressing surface 31, two sides of the pressing surface 31 are respectively extended with the support arms 32 in the same direction, the hanging portion of the support arms 32 is upwardly protruded with the hooking portion 321, and under each support arm 32 and each hooking portion 321, a supporting spring 322 for providing an upward elastic pre-force to each support arm 32 is respectively disposed, and in addition, two support arms 32 are respectively disposed with a rotating portion 33 coupled to the pivot portion 1133 at each hooking portion 321 and each supporting spring 322 beyond the other side of the pressing surface 31.

In addition, when the utility model is assembled, the pull belt 4 is wound and fixed at the position of the through hole 2101 of the sliding seat 2, then the body 21 of the sliding seat 2 is arranged on the mounting surface 112 of the seat body 11, meanwhile, the track holes 2110 of the track plates 211 at the two sides of the body 21 are sleeved on the convex track 1132 in a limiting mode, the hanging tail ends of the elastic parts 22 integrally formed at the rear two sides of the body 21 are propped against the stop part 1121 of the mounting surface 112, the pressing surface 31 of the buckle assembly 3 is arranged on the mounting surface 112 and positioned at the rear of the body 21 of the sliding seat 2, the rotating parts 33 of the two support arms 32 are pivoted and positioned between the pivoting parts 1133 of the positioning parts 113 and the limiting shaft parts 123 of the shell 12, the hook parts 321 and the lower propping elastic pieces 322 of the two support arms 32 are arranged at the limiting parts 1131, the fixing space 120 at the center of the shell 12 is sleeved in the limiting groove 121 in a relatively concave mode by the butting part 111, the limiting shaft 123 is placed in the rotating portion 33 to be sleeved on the pivoting portion 1133 to be positioned, the clamping portion 114 of the base 11 penetrates out of the clamping hole 124 of the housing 12 to be clamped and positioned, meanwhile, the two hooking portions 321 are positioned at the limiting portion 1131 of the positioning portion 113 and penetrate out of the through hole 122 at the upper plate surface of the housing 12, at this time, the supporting elastic sheet 322 is supported downwards on the bottom surface of the limiting portion 1131 to form an upward elastic pre-force holding state of the hooking portions 321 supporting the two support arms 32, so as to form an un-formed state of the combination among the base 11, the sliding base 2, the clamping assembly 3 and the housing 12, the contact group 102 of the circuit board 10 is welded with the wire 13, and the butt-joint terminal group 101 of the circuit board 10 is pushed in the rear side direction of the accommodating space 110 of the base 11, the butt-joint terminal group 101 of the circuit board 10 extends out of the butt-joint part 111 of the base 11 to form positioning, at this time, the insulating colloid 5 is integrally formed at the rear part of the accommodating space 110 of the base 11, so that the contact group 102 of the circuit board 10 and the wires 13 positioned at the contact group 102 are covered with the insulating colloid 5, so that the circuit board 10 is stably fixed in the accommodating space 110 of the base 11, and the insulating colloid 5 is combined at the fixing hole 125 of the molded shell 12, thereby the shell 12 and the circuit board 10 welded with the wires 13 are combined with each other through the insulating colloid 5 to form a firm covering joint with the base 11, and the overall configuration of the plug connector of the utility model can be completed.

As can be clearly seen from fig. 1 to fig. 4, the socket connector 6 is soldered on a circuit board 7, and the board surface on two sides of the plugging portion 61 of the socket connector 6 is provided with fastening holes 62 for fastening and positioning the fastening portions 321 of the two support arms 32.

Referring to fig. 2 and 10, it can be clearly seen that when the present utility model is locked, the mating portion 111 of the plug connector 1 of the present utility model is first inserted into the inserting portion 61 of the receptacle connector 6 to form an electrical connection, and then the two holding spring pieces 322 are supported downward against the bottom surface of the limiting portion 1131, and the hooking portions 321 of the two arms 32 are clamped into the fastening holes 62 in an upward elastic pre-force retaining state to form a positioning.

As can be clearly seen from fig. 10, the present utility model has two unlocking modes, the first mode is to press the pressing surface 31 of the buckle assembly 3, that is, the rotating portion 33 is an axial point, so that the pressing elastic piece 322 is supported downward against the bottom surface of the limiting portion 1131 to elastically deform, and the pressing surface 31, the two arms 32 and the hooking portion 321 of the buckle assembly 3 are linked to elastically deflect downward by a distance at the space of the mounting surface 112, at this time, the two hooking portions 321 are separated from the fastening hole 62 of the plugging portion 61 of the socket connector 6 and descend into the through hole 122 of the housing 12, even if the plug connector 1 of the present utility model can be easily separated from the electrical connection of the socket connector 6 by pulling the pull belt 4 at the through hole 2101, the elastic portion 22 of the sliding seat 2 is elastically deformed by pressing the pushing portion 210 to push the pressing surface 31 so that the two arms 32 and the hooking portion 321 are elastically deflected downward by a distance at the space of the mounting surface 112, and the two hooking portion 321 can be separated from the socket connector 6 from the fastening hole 62 of the housing 61 and then separated from the housing 12, and then can be easily separated from the electrical connection of the plug connector 1 to the housing 11 by the electrical connection of the plug connector 12, and the electrical connection of the present utility model can be prevented from the electrical connection of the plug connector 1 to the housing 11 and the electrical connector 11 by the electrical connector 12, and the electrical connector 11 can be easily separated from the electrical connector 11 and the electrical connector 11 by the electrical connector 11.

Furthermore, as can be clearly seen from fig. 3, 4 and 10, the two sides of the pressing surface 31 of the present utility model extend in the same direction to form the support arm 32 and the supporting spring piece 322 supported upward on the support arm 32 is disposed below the support arm 32, and the two support arms 32 are aligned with the hooking portion 321 and the supporting spring piece 322 at a vertical interval, so that when the two supporting spring pieces 322 elastically support downward on the bottom surface of each limiting portion 1131, the hooking portion 321 of the two support arms 32 above the two supporting spring pieces 322 stably generates a vertical upward elastic pre-force retaining state, however, the two supporting spring pieces 322 only need to have the hooking portion 321 of the two support arms 32 to retain the vertical upward elastic pre-force when the pressing surface 31 is not touched or the pull belt 4 is not pulled, and the simple and uniform change and modification of the positions of the two supporting spring pieces 322 are not limited by the protection scope of the present utility model.

In addition, in the preferred embodiment of the present utility model, the elastic parts 22 of the S-shaped spring sheet with continuous turning shape are integrally formed at the two backward sides of the body 21 of the sliding seat 2, however, the number of the elastic parts 22 may be at least one, which is provided for the sliding seat 2 to form a sliding state on the seat body 11 through the elastic parts 22 with telescopic displacement, and the S-shaped spring sheet integrally formed with the elastic parts 22 may be in a shape of "Z" or "8", or the elastic parts 22 may be formed by using the extending spring sheet in the sliding seat 2, so that the elastic parts 22 only need to have the shape of elastic deformation and restoring function, such simple uniform change and modification are not limiting the protection scope of the present utility model.

In addition, in the present embodiment, the center of the mating portion 111 of the plug connector 1 is provided with the mating terminal set 101 of the circuit board 10, so that the mating terminal set 101 of the circuit board 10 in the plug connector 1 can be electrically connected with the socket connector 6, and therefore, the mating terminal set 101 of the circuit board 10 in the plug connector 1 is not necessarily designed as a circuit board type, but can also be used as a cable connector of a plug or a socket with other plural terminals or conductive plates designed as a cable combination, and such simple equivalent changes and modifications are not limited to the protection scope of the present utility model, and such simple equivalent changes and modifications are also included in the patent scope covered by the present utility model.

In addition, in the present embodiment, the rotating portion 33 of the latch assembly 3 of the plug connector 1 is combined with the pivot portion 1133 of the housing 11, and the housing 12 is assembled on the housing 11, so that the limiting shaft portion 123 of the housing 12 is assembled at the pivot portion 1133 to form a pivot state in which the latch assembly 3 is axially limited and swings around the pivot portion 1133, and the latch assembly 3 may be independently assembled on the pivot portion 1133 of the housing 11 or the limiting shaft portion 123 of the housing 12 is designed in a swinging state.

In addition, the present utility model mainly aims at the main characteristics that the pressing surface 31 can elastically deform the supporting elastic sheet 322 to link the hooking portion 321 of the two support arms 32 to deflect downwards by a certain distance, and when the pull belt 4 pulls the sliding seat 2 to elastically deform the elastic portion 22 to link the hooking portion 321 of the two support arms 32 to deflect downwards, and the insulating colloid 5 is integrally formed at the rear of the accommodating space 110 of the seat 11, so as to fix the circuit board 10 in the seat 11, and combine the housing 12, the circuit board 10 and the wires 13 with each other to firmly cover and engage the seat 11, thereby achieving the effects of firmly abutting and reliable action of the plug connector 1 on the corresponding socket connector 6, and when the thin and small-sized plug connector 1 is plugged and pulled, the insulating colloid 5 integrally formed by the plug connector 1 is used to prevent the housing 12, the circuit board 10 or the wires 13 from generating contact peeling or shaking, so as to achieve the effects of firmly electrically connecting and firmly preventing damage of the plug connector 1.

The foregoing detailed description is directed to a preferred embodiment of the present utility model, which is not intended to limit the scope of the appended claims, but rather should be construed broadly and construed to cover all such equivalent variations and modifications which fall within the true spirit and scope of the utility model.

Claims (14)

1. The utility model provides a plug connector and assorted socket connector's composite set thereof which characterized in that, including plug connector, buckle assembly and socket connector, wherein:

the plug connector is characterized in that a circuit board is arranged in a seat body with a containing space, a butt joint part and a mounting surface at the rear side of the butt joint part are arranged in front of the seat body, a shell with a fixed space for containing and positioning the seat body is arranged outside the seat body, and perforations are respectively arranged at the upper plate of the shell;

the buckle assembly is pivoted between the seat body and the shell, a pressing surface of the buckle assembly is positioned on the mounting surface, a support arm and a hooking part protruding upwards are sequentially arranged on two sides of the pressing surface in an extending manner towards the direction of the abutting part, the buckle assembly is provided with a supporting elastic piece propped against the seat body, and the pressing surface can elastically deform the supporting elastic piece when being pressed to link the hooking parts of the two support arms to downwards deviate a distance at the perforation; and

The socket connector is provided with a plug-in part for the butt joint part of the plug connector to be in butt joint to form electric connection, and buckling holes for buckling and positioning the buckling parts are respectively arranged at the upper aspect plates on two sides of the plug-in part.

2. The plug connector and the combination of the same according to claim 1, wherein the circuit board is provided with butt-joint terminal sets at two side surfaces at the front and contact sets for fixing preset wires at two side surfaces at the rear.

3. The assembly of a plug connector and a mating receptacle connector according to claim 1, wherein the two opposite sides of the circuit board are respectively provided with a protrusion, and the receiving space of the base is provided with a stop portion for limiting the protrusions of the circuit board during assembly.

4. The plug connector and the assembly device of the receptacle connector according to claim 1, wherein the mounting surface of the base has positioning portions for pivotally positioning the latch assembly, and the support arm and the supporting spring plate below the support arm are respectively extended toward the abutting portion from two sides of the pressing surface of the latch assembly.

5. The plug connector and the assembly device of the receptacle connector according to claim 4, wherein the positioning portion of the base is formed with a limiting portion for supporting the supporting spring of the two arms of the latch assembly at two sides of the periphery of the abutting portion.

6. The plug connector and the assembly device of the receptacle connector according to claim 4, wherein the positioning portions at both sides of the housing are respectively provided with a pivot portion, and the two arms of the fastening assembly are provided with a rotating portion coupled to the pivot portion at a side of the hooking portion and the abutting elastic piece passing over the pressing surface.

7. The plug connector and the combination device of the matched socket connector according to claim 1, wherein the base is further provided with a sliding seat which is arranged on the mounting surface in a sliding way and is provided with a body at the front side of the buckle assembly, a pull belt is combined on the body, at least one elastic part capable of stretching and displacing is formed at the rear side of the body, the pull belt pulls the sliding seat to enable the elastic part to elastically deform, and the body pushes the pressing surface to link the buckling parts of the two support arms to elastically deflect downwards at the perforation of the shell.

8. The plug connector and the assembly of the mating receptacle connector according to claim 7, wherein the mounting surface of the housing is formed with a stopper portion for the elastic portions of the rear two sides of the body of the sliding housing to abut.

9. The plug connector and the assembly of the mating receptacle connector according to claim 7, wherein the body of the sliding seat is provided with a pushing portion for the pull strap to be combined with the through hole to form a positioning.

10. The plug connector and the assembly of the mating receptacle connector according to claim 7, wherein the mounting surface of the housing has a protruding rail on each side, the body of the sliding housing has a rail piece on each side, and the rail piece has a rail hole for engaging with the protruding rail.

11. The plug connector and the mating receptacle connector assembly of claim 7, wherein the resilient portion of the sliding seat is an S-shaped resilient body with a continuous bending shape.

12. The plug connector and mating receptacle connector assembly of claim 1, wherein the housing side plates are provided with a retainer shaft at a rear position.

13. The plug connector and the assembly device of the compatible socket connector according to claim 1, wherein the bottom surface of the housing is provided with at least one engaging portion, and the bottom surface of the housing is provided with an engaging hole for forming an assembling engagement corresponding to the engaging portion when the housing is assembled.

14. The plug connector and the assembly of the mating receptacle connector according to claim 1, wherein the bottom side of the housing has at least one fixing hole at a rear position, and an insulating gel integrally formed in the receiving space for bonding the housing, the circuit board and the fixing hole of the housing to each other.