TWM542280U - Electrical connector - Google Patents

Description

Electrical connector

The present invention provides an electrical connector, in particular, a positioning mechanism on a seat body is pivotally connected with a rotating body, and a stopper portion is provided on one side of the limiting hole of the outer casing, and the second sliding body of the rotating body The side of the slot is provided with a latching portion for abutting against the blocking portion. When the swiveling body is rotated to expand the plugging interface, the blocking portion and the latching portion can be used to enhance the overall tensile strength and structural strength.

According to the rapid development of electronic technology, electronic devices such as notebook computers and tablet computers have become commonplace in all corners of the society. Due to the rapid development of the Internet, users need instant information, files or emails. It can be connected to the Internet through electronic devices to search for various information, instant messaging or online games.

Furthermore, as electronic devices such as notebook computers, tablet computers, and ultra-thin notebook computers tend to be light, thin, short, and small, the connector structure on the internal circuit board of the electronic device casing must match its volume. Reduced and more precise, the overall structural strength needs to be strengthened accordingly, and the general electronic device will use the connector to achieve the connection with the circuit board, and the network plug can be inserted into the slot of the connector and with the plural The signal terminal is electrically connected, and after the network plug is inserted into the positioning, the elastic buckle on the network plug can be fastened in the limiting hole at the center of the slot, thereby transmitting the signal to the control through the circuit board. In the circuit, the electronic device is connected to the network for work.

However, the current network plug type on the market can be generally divided into RJ-11 plugs for use in telephones, fax machines, etc., and RJ-45 plugs for electronic devices connected to networks, multifunction machines, etc., but The connectors of the RJ series have a standard specification and have a certain volume. Today, electronic devices such as notebook computers, tablet computers, and ultra-thin notebook computers must be designed for thickness, and the thickness of the electronic device is required to be smaller than that of the RJ series. In addition to the circuit board inside the casing, if the connector is placed on the circuit board, it will occupy more space and space, so that the electronic device cannot be made thinner and lighter; therefore, some manufacturers have developed a sturdy connection. And a plurality of terminals are fixed on the insulating body, and a cover is pivotally connected by the connecting component on the insulating body, and a slot is formed between the insulating body and the cover plate, so that the connector can be reversely inverted and positioned After the circuit board inside the casing, the slot of the connector is exposed at the position of the hollow hole at the periphery of the casing, and the connection group can be utilized when the user pulls the cover. Forming a downwardly pivoted open inclination angle, for network plug connector plugged into the slot.

However, the electronic device is becoming more and more thinner, and it will also cause problems in the application of the connector, such as when the user pulls the cover or inserts the network plug into the slot of the connector. If the force of the user pulling or unplugging is too large, the connection between the insulating body and the cover plate may easily cause cracks, breakage, etc., so that the cover cannot be unscrewed or closed again, thereby affecting the net. The positioning effect when the plug is plugged in, it is also difficult to ensure the stability of the signal transmission, which is the key to the research and improvement of those who are still in the industry.

Therefore, in view of the above-mentioned deficiencies, the creators have collected relevant information, and through multi-party evaluation and consideration, and through years of experience in the industry, through continuous trial and modification, the new patents of such electrical connectors have been designed.

The main purpose of the present invention is to form a docking space between the base and the two side walls of the base body, and a plurality of docking terminals are positioned on the base, and a receiving groove is arranged at the rear of the base, and the positioning mechanism has The outer casing is fixed on the base, and the limiting hole is respectively disposed on the two side arms of the base of the outer casing and at the front of the shaft, and the limiting hole is provided with a stopping portion on the side of the limiting hole, and then the outer casing The shaft portion of the two side arms is pivotally connected with a rotating body, and the two side plates of the rotating body are provided with a sliding groove for the extending portion of the sliding portion, and the sliding groove is provided on one side of each sliding groove. The positioning portion of the positioning hole is rotated and supported by the locking portion of the positioning portion. When the rotating body of the positioning mechanism rotates from top to bottom and the space of the insertion interface is enlarged, the second blocking portion is respectively limited. The bottom surface of the bit hole is provided with a relatively inwardly blocking block, and the two latching portions of the rotating body are respectively located above the sliding groove, and are provided with reinforcing ribs protruding outward and located in the limiting hole, due to the plurality of blocking blocks The stop block and the plurality of reinforcing ribs are bent, so that when the rotating body rotates downward, the plurality of blocks and the plurality of blocks can be transmitted through The ribs are used to increase the tensile strength and structural strength, thereby increasing the overall service life, and the outer casing and the rotating body are integrally formed of a metal material, which not only has a small number of components, but also facilitates assembly and can be improved. The structural strength of the positioning mechanism and the smoothness of the operation, while ensuring the stability of the overall structure, thereby achieving the purpose of stable structure, simple assembly and low cost.

The secondary purpose of this creation is that after the external plug is inserted in the docking space of the seat, the two guide rails of the limiting portion of the rotating body can push the external plug flat upwards to avoid external plug insertion. After the bottom of the docking space, the front and rear heights are uneven, and after the external plug is inserted into the bottom, the opposite side wall faces are also resisted by the two pressing blocks, thereby reducing the external plug sides through the two pressing blocks. The gap between the wall surface and the rotating body of the positioning mechanism is used to prevent the contact between the plurality of conductive terminals of the external plug and the plurality of mating terminals, thereby achieving the purpose of improving stability during electrical transmission.

1‧‧‧ body

10‧‧‧ docking space

11‧‧‧Base

111‧‧‧ accommodating slots

112‧‧‧ recessed hole

113‧‧‧ Groove

12‧‧‧ side wall

121‧‧‧ embedded trough

1211‧‧‧Kakong

1212‧‧‧ stop surface

122‧‧‧Glossy buckle

13‧‧‧Docking terminal

131‧‧‧Contacts

132‧‧‧Welding Department

14‧‧‧Shield housing

141‧‧‧ tablets

142‧‧‧ buttonhole

143‧‧‧welding feet

2‧‧‧ Positioning agency

20‧‧‧ Plug interface

21‧‧‧Outer casing

211‧‧‧ base

212‧‧‧ side arm

213‧‧‧Axis

2131‧‧‧Axis hole

214‧‧‧Limited holes

215‧‧‧stops

2151‧‧‧ block

2152‧‧‧stop groove

216‧‧‧ positioning foot

217‧‧‧ buckle

218‧‧‧ buckle

219‧‧‧

22‧‧‧Rotating body

221‧‧‧ side panels

222‧‧‧Connecting Department

2221‧‧‧Bump

223‧‧‧Limited

2231‧‧‧ rail piece

224‧‧ ‧ slip groove

225‧‧‧Detention Department

2251‧‧‧Strengthened ribs

2252‧‧‧Buckle film

226‧‧‧Pressure block

2261‧‧‧Positioning holes

23‧‧‧Flexible components

231‧‧‧ First Responsible Department

232‧‧‧Deformation Department

233‧‧‧ Second Responsible Department

31‧‧‧ hole

32‧‧‧Contacts

33‧‧‧ jack

4‧‧‧ plug

41‧‧‧elastic buckle

42‧‧‧Electrical terminals

The first picture is a three-dimensional appearance of the creation.

The second picture is a three-dimensional exploded view of the creation.

The third figure is a three-dimensional exploded view of another perspective of the creation.

The fourth picture is a three-dimensional exploded view of another perspective of the creation.

The fifth figure is a side cross-sectional view of the creation.

The sixth picture is a three-dimensional appearance of the creation and board assembly.

The seventh figure is a three-dimensional appearance of the original plug before insertion.

The eighth figure is a side cross-sectional view of the original plug before being inserted.

The ninth diagram is a side cross-sectional view of the creation plug after being inserted.

The tenth figure is an exploded perspective view of another embodiment of the present creation.

In order to achieve the above objectives and effects, the technical means and structure of the present invention are described in detail in the preferred embodiment of the present invention, and the features and functions are as follows.

Please refer to the first, second, third, fourth and fifth figures, which are the three-dimensional appearance drawing, the three-dimensional exploded view, the other perspective exploded view, the other perspective exploded view and the side-viewed view. It can be clearly seen that the present invention includes a base 1 and a positioning mechanism 2, wherein the base 1 has a base 11 and side walls 12 are formed at two sides of the base 11, and the base 11 and the second A docking space 10 is formed between the side walls 12, and a plurality of docking terminals 13 are formed on the base 11 in a bent shape, and the mating terminal 13 is provided at one side. The contact portion 131 is located in the docking space 10, and the other side of the contact portion 131 is provided with a solder portion 132 which is formed by the rear of the base 11 and exposed to the outside of the base body 1 to form a vertical shape.

Furthermore, the pedestal 11 of the base 1 is recessed with a receiving groove 111 extending to the two side walls 12, and a recessed hole 112 is respectively provided at the outer side of the accommodating groove 111, and the pedestal 11 is located Grooves 113 are respectively disposed at two sides of the front side of the accommodating groove 111, and the inner side of the side wall 12 of the seat body 1 is provided with a recessed groove 121 having a card hole 1211 and a stop surface 1212, and the two side walls 12 are opposite to the outer side. At least one of the protrusions 122 is respectively protruded from the top of the base 11 and the two side walls 12 are respectively shielded and placed on the surface of the two sides of the shield case 14 The at least one fastening hole 142 is fastened to the at least one buckle 122, and a plurality of welding legs 143 extend from the bottom surface of the two side sheets 141.

The positioning mechanism 2 includes an outer casing 21, a rotating body 22, and an elastic member 23 for elastically supporting the rotating body 22. and a side arm extending in the same direction on both sides of the base 211 of the outer casing 21. 212, and the shaft portion 213 having the shaft hole 2131 is disposed on the two side arms 212 adjacent to the front portion of the base portion 211, and the limiting hole 214 is respectively disposed on the two side arms 212 and located in front of the shaft portion 213. A stop portion 215 is disposed on one side of the position hole 214, and a second inward stop block 2151 is disposed on the bottom surface of the limit hole 214, and is recessed on the opposite outer surface of the second stop block 2151. A plurality of positioning legs 216 are formed on the bottom surface of the second limiting hole 214 and in front of the stopping portion 215, and the other two side arms 212 are located behind the limiting hole 214. The buckle 217 is disposed on the outer casing 21 at two sides of the base 211, and is provided with an upwardly folded buckle piece 218.

However, the positioning mechanism 2 is located on the shaft portion 213 of the outer casing 21 to be pivotally connected with the rotating body 22, and an insertion interface 20 is formed between the outer casing 21 and the rotating body 22, and then the rotating body 22 has The second side plate 221 is provided with a connecting portion 222 pivotally connected to the shaft portion 213, and the connecting portion 222 has a protrusion 2221 protruding outwardly for pivoting in the shaft hole 2131, and the front side of the rotating body 22 is located at the front side of the rotating body 22 The limiting portion 223 is provided, and the limiting portion 223 has a rail piece 2231 which is located at an opposite inner side of the two side plates 221 and is bent upward and rearward, and is further disposed on the two side plates 221 for guiding the guiding portion 215. The sliding groove 224 is disposed on one side of each of the sliding grooves 224, and is disposed in the limiting hole 214 and is configured to be rotated against the blocking portion 225. The fastening portion 225 is located in the sliding groove 224. A reinforcing rib 2251 protruding outwardly and located in the limiting hole 214 is disposed at the upper portion, and a buckle extending into the sliding groove 224 and for rotating and resisting in the stopping groove 2152 is disposed below the reinforcing rib 2251 Holding the piece 2252, the two side plates 221 are respectively provided with an inwardly protruding pressing block 226 between the connecting portion 222 and the sliding groove 224; further, the elastic member 23 has a meandering shape 231 ends of the first resisting portion 231, by the first contacting portion has a shape bent forwardly curled deformed portion 232, bent outwardly and then rearwardly Xieshen has the second resisting portion 233.

The blocking portion 215 of the outer casing 21 is located at the bottom surface of the limiting hole 214 to provide a blocking block 2151 inwardly, and the outer surface of the blocking block 2151 is concavely provided with a stopping groove 2152, and the rotating body 22 is buckled. The portion 225 is disposed above the sliding groove 224 and has a reinforcing rib 2251 protruding outwardly and located in the limiting hole 214. The reinforcing rib 2251 is provided below the sliding groove 224 and is provided for rotation and resistance. The latching piece 2252 of the retaining groove 2152 is only a preferred embodiment. However, in the actual application, the blocking portion 215 of the outer casing 21 can also be provided with a buckle at the bottom surface of the limiting hole 214. Holding the ribs of the film, The latching portion 225 of the rotating body 22 is located above the sliding slot 224, and may also be provided with a blocking block that protrudes outward and is located in the limiting hole 214, and the inner side of the blocking block is provided with a reinforcing rib. The retaining groove is rotated, but the structure of the blocking portion 215 of the outer casing 21 and the locking portion 225 of the rotating body 22 are designed in many ways, and only the rotating body 22 needs to be rotated to the outer casing 21 The stop portions 215 can be mutually resisted, so any form that can achieve the aforementioned effects should be covered by the present invention. Such simple modifications and equivalent structural changes should be included in the scope of the patent of the present invention. , combined with Chen Ming.

When the present invention is assembled, the positioning mechanism 2 is firstly positioned under the base 11 of the base body 1 to embed the first abutting portion 231 of the elastic member 23 in the receiving groove at the rear of the base 11. In the 111, the two deformation portions 232 of the elastic member 23 are embedded in the two recesses 113 of the base 11, and the base portion 211 of the outer casing 21 can be embedded in the accommodating groove 111 and transmitted through the two sides of the base portion 211. The fastening piece 218 is positioned in the recessed hole 112 on the two sides of the rear side of the base 11 , and the two side arms 212 of the outer casing 21 are located in the insertion groove 121 on the inner side of the two side walls 12 , and The plurality of snaps 217 can be used to hold the plurality of latching holes 1211 in a position. At this time, the second abutting portion 233 of the elastic member 23 elastically supports the inner wall surface of the rotating body 22 and is An elastically deformed state, thereby completing the assembly of the socket type electrical connector conforming to the RJ-45 specification.

Please refer to the fifth and sixth figures, which are respectively a side view of the creation and a three-dimensional appearance before assembly with the circuit board. It can be clearly seen from the figure that the electrical connector of the creation can be broken. The board positioning manner is coupled to the circuit board 3, wherein the front side edge of the circuit board 3 is internally provided with a hole 31, and a plurality of contacts 32 and a hole 33 are disposed around the hole 31. Positioning the base 11 of the base 1 in the hole 31 on the circuit board 3, and repeating After the soldering portions 132 of the plurality of mating terminals 13 are respectively positioned in the corresponding contacts 32 on the circuit board 3, they are soldered to the circuit board 3 to form an electrical connection, and the plurality of soldering legs of the shield case 14 are shielded. 143, the plurality of positioning legs 216 of the outer casing 21 are positioned in the plurality of sockets 33 of the circuit board 3, so that the base body 1 and the positioning mechanism 2 form a stable joint position with the circuit board 3.

The above-mentioned electrical connector is a socket type that can conform to the RJ-45 specification, and the base body 1 is preferably matched with the positioning mechanism 2 and coupled to the circuit board 3 by using a broken plate positioning manner, thereby effectively saving the occupation thereof. The space on the circuit board 3, but in actual application, the positioning mechanism 2 can also be directly positioned on the circuit board 3 to be integrated, and the soldering portions 132 of the mating terminals 13 are welded by means of through hole welding. It is only a preferred implementation state on the circuit board 3. It can also be firmly integrated by the surface adhesion technology (SMT) welding method, and forms a good electrical connection state. However, the positioning of the seat body 1 and the positioning mechanism 2 is performed. There are many ways on the circuit board 3, so any form that can achieve the aforementioned effects should be covered by this creation. Such simple modification and equivalent structural changes should be included in the scope of the patent of this creation. To Chen Ming.

Please also refer to the seventh, eighth and ninth figures, which are the three-dimensional external view before the plug is inserted, the side cross-sectional view before plugging and the side view of the plug after plugging in. It can be clearly seen that the present invention is applicable to an electronic device (not shown), and the electronic device is preferably implemented as an ultra-thin notebook (Ultrabook), but in practical applications, it can also be a note. a computer, a tablet computer, etc., and the electronic device and the base 1 can be integrally formed or separately assembled, and the plurality of docking terminals 13 on the base 11 can transmit external network signals through the circuit board 3 and Supply power supply.

When the user inserts the external plug 4 into the docking space 10 of the base 1 by the insertion interface 20 of the positioning mechanism 2, the user can manually or downwardly move the rotating body 22 upwards or downwards. The rotating body 22 uses the connecting portion 222 to engage the shaft portion 213 of the outer casing 21 as an axis, and is rotated to the outside to assume an open state, or can be pushed up or down by the external plug 4 to the rotating body. In the limiting portion 223 at the front of the 22, after the rotating body 22 is pushed up, the shaft portion 213 of the outer casing 21 can be rotated and opened to the outside, and interlocked with the inner wall surface of the rotating body 22 downward. The pressing on the elastic member 23 is elastically deformed.

During the rotation of the rotating body 22 of the positioning mechanism 2, the two sliding grooves 224 of the rotating body 22 are generated along the guiding of the second blocking block 2151 of the blocking portion 215 of the outer casing 21. When the displacement of the ribs 2251 of the latching portion 225 is also slidably displaced in the limiting hole 214 of the outer casing 21, the rotating body 22 is to be rotated. After being rotated down to the position, the fastening piece 2252 extending under the reinforcing rib 2251 extends into the recessed stop groove 2152 on the outer side of the blocking block 2151 to form a stop position for limiting the rotating body 22 to the outside. The maximum angular range is rotated, and the space of the socket 20 formed between the outer casing 21 and the rotating body 22 is increased to facilitate the insertion of the external plug 4 from the socket 20 of the positioning mechanism 2 to the base 1. In the docking space 10, after the external plug 4 is inserted into the bottom surface of the docking space 10, the bottom surface of the external plug 4 is pushed by the two rail pieces 2231 of the limiting portion 223 and displaced toward the base 11 of the base body 1. Moreover, the outer plug 4 is also restrained by the two pressing blocks 226 against the two side wall surfaces, and the external plug 4 is in a limited state. I.e. latch 41 in the stopper portion 22 of the elastic member 223 rotating face of the cleat of a form of positioning, and a plurality of conductive external terminal 4 of the plug 42 and a plurality of The terminal 13 is formed into a good electrical docking state, and can be connected to the electronic device through the circuit board 3 to achieve the effect of signal transmission.

When the user wants to pull out the external plug 4, only the elastic clasp 41 on the external plug 4 is pressed, and the elastic clasp 41 is disengaged from the limit of the limiting portion 223 of the rotating body 22, and the external plug can be removed. 4 is laterally pulled out of the docking space 10 of the base body 1 along the rail piece 2231, and during the withdrawal of the external plug 4, the elastic element 23 in the extrusion is released, and the elastic reset function of the elastic element 23 is supported. Abutting against the rear of the rotating body 22, the shaft portion 213 of the outer casing 21 in front of the rotating body 22 is rotated toward the inner side to be in a closed state, and at the same time, the two sliding grooves 224 of the rotating body 22 are The action of the rotation of the second upward direction plate 221 of the two side plates 221 of the rotating body 22 is abutted against the insertion groove 121 of the two side walls 12 along the guiding of the two stopping portions 215 of the outer casing 21 . After the stop positioning is formed on the recessed stop surface 1212 at the lower portion, the space of the socket 20 formed between the outer casing 21 and the rotating body 22 can be reduced, and the overall height can be reduced and made thinner to meet the product. Light and short design requirements.

Referring to FIG. 10 again, it is a perspective exploded view of another embodiment of the present invention. It can be clearly seen from the figure that the positioning mechanism 2 of the present invention can omit the use of the elastic member 23 and change to the outer casing 21. The two side arms 212 are provided with a structural design of the buckle 219 opposite to the inner side, and when the rotating body 22 is rotated to be in a closed state, the plurality of buckles 219 are buckled on the other side of the rotating body 22 against the pressing block 226. In the positioning hole 2261, the outer casing 21 and the rotating body 22 are firmly engaged and positioned, and if the rotating body 22 needs to be rotated to be in an open state, only the rotating body 22 needs to be away from the seat body 1. The base 11 is pulled in the direction, and the pulling force needs to be greater than the fastening force of the buckle 219 in the positioning hole 2261, so that the buckle 219 can be positioned. The hole 2261 is disengaged to cause the rotating body 22 to be rotated outward to open.

When the rotating body 22 of the present positioning mechanism 2 is rotated from the top to the bottom and the space of the insertion interface 20 is enlarged, the blocking portion 215 is provided on the side of the second limiting hole 214 of the outer casing 21, and the rotation is provided. One side of the second sliding groove 224 of the body 22 is provided with a holding portion 225 which is located in the limiting hole 214 and is rotatably abutted against the stopping portion 215. The blocking block 2151 and the plurality of buckles of the plurality of blocking portions 215 The reinforcing ribs 2251 of the holding portion 225 are bent, so that when the rotating body 22 is rotated downward, the plurality of blocking blocks 2151 and the plurality of reinforcing ribs 2251 can be mutually resisted, thereby improving the tensile strength and the structural strength. In addition, the overall service life is increased, and the outer casing 21 and the rotating body 22 are integrally formed of a metal material, which not only has a small number of components, but also facilitates assembly, and can improve the structural strength of the positioning mechanism 2 and The smoothness of the operation and the stability of the overall structure are achieved, thereby achieving the effects of stable structure, simple assembly and low cost.

Furthermore, when the docking space 10 of the base body 1 is inserted into the external plug 4, the bottom surface of the external plug 4 is flat on the two rail pieces 2231 of the limiting portion 223, and the two rail pieces 2231 will be external plugs. 4 The direction of the base 11 of the base body 1 is pushed upwards, so that the front and rear ends of the external plug 4 are at the same level, thereby preventing the external plug 4 from being inserted into the bottom of the docking space 10, resulting in uneven height before and after. In the case of the sexual transmission, and because the external plug 4 is restrained by the two pressing blocks 226 against the two side wall faces, the two pressing parts 226 can be used to reduce the two side walls of the external plug 4 and the positioning mechanism 2 The gap between the rotating bodies 22 prevents the plurality of conductive terminals 42 of the external plug 4 from being in poor contact with the plurality of mating terminals 13, thereby achieving the effect of improving stability during electrical transmission.

The above detailed description is illustrative of a preferred embodiment of the present invention. However, the examples are not intended to limit the scope of the patent application of the present invention, and all other equivalents and modifications may be included in the scope of the patents covered by the present invention. .

In summary, the above-mentioned electrical connector is used to achieve its efficacy and purpose. Therefore, this creation is a new type of practicality, which is in line with the application requirements of the new patent, and is submitted according to law. I hope that the trial committee will grant this case as soon as possible to protect the hard work of the creators. If there is any doubt in the ruling committee, please do not hesitate to give instructions, the creators will try their best to cooperate and feel polite.

1‧‧‧ body

10‧‧‧ docking space

11‧‧‧Base

12‧‧‧ side wall

121‧‧‧ embedded trough

122‧‧‧Glossy buckle

13‧‧‧Docking terminal

132‧‧‧Welding Department

14‧‧‧Shield housing

141‧‧‧ tablets

142‧‧‧ buttonhole

143‧‧‧welding feet

2‧‧‧ Positioning agency

20‧‧‧ Plug interface

21‧‧‧Outer casing

211‧‧‧ base

212‧‧‧ side arm

213‧‧‧Axis

2131‧‧‧Axis hole

214‧‧‧Limited holes

215‧‧‧stops

2151‧‧‧ block

2152‧‧‧stop groove

216‧‧‧ positioning foot

217‧‧‧ buckle

218‧‧‧ buckle

22‧‧‧Rotating body

221‧‧‧ side panels

222‧‧‧Connecting Department

2221‧‧‧Bump

223‧‧‧Limited

2231‧‧‧ rail piece

224‧‧ ‧ slip groove

225‧‧‧Detention Department

2251‧‧‧Strengthened ribs

2252‧‧‧Buckle film

226‧‧‧Pressure block

23‧‧‧Flexible components

231‧‧‧ First Responsible Department

232‧‧‧Deformation Department

233‧‧‧ Second Responsible Department

Claims (11)

An electrical connector includes a seat body and a positioning mechanism, wherein: the base body has a base, and sidewalls are formed at two sides of the base, and an external plug is formed between the base and the two side walls. The mating docking space is further provided with a plurality of docking terminals on the base, and a receiving groove is arranged at the rear of the base; the positioning mechanism includes an outer shell body and a rotating body, and the outer shell body is positioned at the base of the base body. a side arm extending in the same direction on the two sides of the base of the outer casing, and a shaft portion is arranged on the two side arms adjacent to the front of the base, and then is worn on the two side arms and in front of the shaft portion respectively. a limiting hole is disposed, and a blocking portion is disposed on one side of the second limiting hole, and the connecting portion of the rotating body is pivotally connected to the shaft portion, and is disposed on the outer casing and the rotating body A plug-in interface is formed between the plug-in interface, and a retaining portion for holding and positioning the elastic clip on the external plug is disposed in front of the rotating body, and the two side plates are provided with a sliding slot for the blocking portion to extend. A side of each of the sliding grooves is provided with a fastening portion located in the limiting hole and configured to be rotated against the stopping portion. The electrical connector of claim 1, wherein the base of the base body is recessed with a receiving slot extending to the two side walls, and the base is located at two sides of the front side of the receiving slot. There is a groove, and the accommodating groove is provided with an elastic member for elastically supporting the rotating body and causing the rotating body to open or close, and the elastic element has a first abutment against the bottom of the accommodating groove The holding portion is bent forward at the two ends of the first abutting portion and has a curled portion and a deformation portion located in the groove, and is bent outwardly at each deformation portion for elastically supporting the body wall of the rotating body The second part of the department. The electrical connector of claim 1, wherein the base of the base body is respectively provided with a recessed hole at the outer side of the accommodating slot 2, and the positioning mechanism is provided at two sides of the base of the housing. A fastening tab that is held in a recessed hole. The electrical connector of claim 1, wherein the two side walls of the base body are oppositely disposed at an inner side for positioning the two side arms of the outer casing, and the insertion groove has a card hole and The two side plates of the rotating body are formed to abut the stop surface of the stop positioning, and the two side arms of the outer casing are located at the rear of the limiting hole and are provided with buckles for being locked in the card holes. The electrical connector of claim 1, wherein the two side walls of the base body are respectively convexly provided with at least one protruding buckle at opposite sides, and the base top and the two side walls of the base body are covered by the cover. a shielding shell made of a metal material, and at least one fastening hole for fastening to the at least one convex buckle is respectively disposed on the surface of the two sides of the shielding shell, and then extending at the bottom surface of the two side sheets A plurality of soldering feet positioned on a predetermined circuit board. The electrical connector of claim 1, wherein a side of each of the mating terminals of the base body is provided with a contact portion in the docking space, and the other side of the contact portion is provided outside the base and A soldering portion that is electrically connected to the predetermined circuit board. The electrical connector of claim 1, wherein the outer portion of the outer casing has a shaft hole, and the connecting portion of the rotating body has a protruding post pivotally connected to the shaft hole. . The electrical connector of claim 1, wherein the two blocking portions of the outer casing of the positioning mechanism are respectively located at the bottom surface of the limiting hole, and are provided with a relatively inward blocking block and a second stop block. a stop groove is formed on the opposite side of the outer surface, and the two fastening portions of the rotating body are respectively located above the sliding groove, and are provided with reinforcing ribs protruding outward and located in the limiting holes, and then under the reinforcing ribs A fastening piece extending into the sliding groove for rotating against the stop groove is provided. The electrical connector of claim 1, wherein the positioning mechanism is external to the housing The bottom surface of the second limiting hole is located at the front of the blocking portion, and is provided with a plurality of positioning legs which are bent outward and are positioned on the preset circuit board, and then a buckle is arranged on the opposite inner side of the two side arms of the outer casing. The two side plates of the rotating body are respectively provided with an inwardly protruding portion between the connecting portion and the sliding groove for pressing against the opposite side wall surfaces of the external plug, and the other side of the pressing block is formed with a buckle for the buckle block. Position the hole. The electrical connector of claim 1, wherein the positioning portion of the rotating body of the positioning mechanism has a plurality of opposite sides of the two side plates and is bent upward and rearward to extend the external plug toward the seat body. The base plate abuts against the guide rail piece, and the two side plates are respectively provided with an inwardly protruding portion between the connecting portion and the sliding groove for pressing against the opposite side wall surface of the external plug. The electrical connector of claim 1, wherein the outer casing and the rotating body of the positioning mechanism are integrally formed of a metal material.