CN210723561U

CN210723561U - Anti-interference connecting device and electronic equipment

Info

Publication number: CN210723561U
Application number: CN201921871378.3U
Authority: CN
Inventors: 张永恒
Original assignee: Shenzhen Ocn Technology Co ltd
Current assignee: Shenzhen Ocn Technology Co ltd
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-06-09
Anticipated expiration: 2029-11-01

Abstract

The utility model belongs to the technical field of signal transmission, the ability of solving the anti external signal interference of current multichannel signal connecting device is more weak, leads to the problem that signal transmission's accuracy reduces, provides an anti-interference connecting device and electronic equipment. The anti-interference connecting device comprises an anti-interference connecting device, wherein the anti-interference connecting device comprises a plug insulator, a first signal shielding frame, a plug signal terminal, a socket insulator, a second signal shielding frame and a socket signal terminal, and the plug signal terminal is connected with the socket signal terminal. The first signal shielding frame is sleeved on the plug insulator and surrounds the plug signal terminal and the socket signal terminal; the second signal shielding frame is sleeved on the socket insulator and surrounds the first signal shielding frame. The utility model discloses the realization is to the two-layer interfering signal shielding of each signal terminal in the connecting device to improve the anti external signal interference's of connecting device ability, improved signal transmission's accuracy.

Description

Anti-interference connecting device and electronic equipment

Technical Field

The utility model belongs to the technical field of signal transmission, specifically a jam-proof connecting device and electronic equipment.

Background

A multi-channel signal connection device is often used in a circuit substrate in a mobile phone to transmit multiple wireless communication signals, and generally includes a plug and a socket, where the socket is mounted on a circuit board of the mobile phone, the plug is connected with a signal wire, and when the plug and the socket are connected, a communication signal in the signal wire is transmitted to the circuit board of the mobile phone. The existing multi-channel signal connection device has weak capability of resisting external signal interference and influences the accuracy of signal transmission.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an anti-interference connecting device and electronic equipment for solve the anti external signal interference's of current multichannel signal connecting device ability less than, lead to the problem that signal transmission's accuracy reduces.

The utility model adopts the technical proposal that:

in a first aspect, the present invention provides an anti-interference connecting device, including a plug and a socket connected to each other, wherein the plug includes a plug insulator, a first signal shielding frame and a plug signal terminal disposed in the plug insulator, the socket includes a socket insulator, a second signal shielding frame and a socket signal terminal disposed in the socket insulator, and the plug signal terminal is connected to the socket signal terminal;

the first signal shielding frame is sleeved on the plug insulator and surrounds the plug signal terminal and the socket signal terminal; the second signal shielding frame is sleeved on the socket insulator, and surrounds the first signal shielding frame.

As a preferred scheme of the above interference-proof connection device, the first signal shielding frame includes a first welding plate and a second welding plate, the second signal shielding frame includes a third welding plate and a fourth welding plate, a first pin is disposed on a side of the first welding plate away from the socket, and a second pin is disposed on a side of the second welding plate away from the socket;

the third welding plate is arranged on one side of the socket insulator, the first welding plate is arranged between the third welding plate and the socket insulator, the fourth welding plate is arranged on the other side of the socket insulator, and the second welding plate is arranged between the fourth welding plate and the socket insulator; first welded plate, second welded plate, third welded plate and fourth welded plate are parallel to each other, first welded plate with be equipped with the clearance between the third welded plate, second welded plate with be equipped with the clearance between the fourth welded plate.

As a preferred embodiment of the above interference-proof connecting device, a third solder leg is disposed on one side of the third solder plate away from the plug, and a fourth solder leg is disposed on one side of the fourth solder plate away from the plug.

As a preferable embodiment of the above interference preventing connection device, the first signal shielding frame further includes a first plug fixing member, a second plug fixing member, a first connection plate and a second connection plate, and the first plug fixing member and the second plug fixing member are respectively installed at both ends of the plug insulator; the first connecting plate is arranged between the first welding plate and the third welding plate, the second connecting plate is arranged between the second welding plate and the fourth welding plate, and the first plug fixing piece, the first connecting plate, the second plug fixing piece and the second connecting plate are sequentially connected end to form a frame body.

As a preferable scheme of the interference-proof connecting device, a first contact elastic arm is arranged on the first connecting plate, the first contact elastic arm bends towards the third welding plate, and the first contact elastic arm is in contact with the third welding plate and is in a compressed state; and a second contact elastic arm is arranged on the second connecting plate, the second contact elastic arm bends towards the fourth welding plate, and the second contact elastic arm is in contact with the fourth welding plate and is in a compressed state.

As a preferable scheme of the interference-proof connecting device, a first guiding arc is arranged on one side of the first connecting plate facing the socket, and the first guiding arc is connected with the first welding plate; and one side of the second connecting plate, which faces the socket, is provided with a second guide-in arc, and the second guide-in arc is connected with the second welding plate.

As a preferable embodiment of the above interference preventing connection device, the second signal shielding frame further includes a first socket fixing member and a second socket fixing member, the first socket fixing member and the second socket fixing member are respectively installed at both ends of the socket insulator, and the first socket fixing member, the third welding plate, the second socket fixing member, and the fourth welding plate are sequentially connected end to form a frame body.

As a preferable scheme of the anti-interference connecting device, the anti-interference connecting device further includes a first blocking spacer and a second blocking spacer, the socket signal terminals are divided into two groups, namely a first group of socket signal terminals and a second group of socket signal terminals, and the first group of socket signal terminals and the second group of socket signal terminals are symmetrically arranged; the plug signal terminals are divided into two groups, namely a first group of plug signal terminals and a second group of plug signal terminals, the first group of plug signal terminals are connected with the first group of socket signal terminals, and the second group of plug signal terminals are connected with the second group of socket signal terminals; the first and second blocking spacers are disposed between the first and second sets of receptacle signal terminals and isolate signals of the first and second sets of receptacle signal terminals.

As a preferable mode of the interference-proof connecting device, the first blocking spacer and the second blocking spacer are located on the same plane, one end of the first blocking spacer is close to one end of the second blocking spacer, and a gap is formed between the first blocking spacer and the second blocking spacer.

In a second aspect, the present invention provides an electronic device, which includes any one of the above interference-proof connection devices.

To sum up, the utility model has the advantages that:

1. the utility model discloses a first signal shielding frame can shield the interference signal of first signal shielding frame outside among jam-proof connecting device and the electronic equipment, and the interference signal of second signal shielding frame outside can be shielded to the second signal shielding frame, realizes shielding the interference signal of each signal terminal two-layer in the connecting device to improve the anti external signal interference's of connecting device ability, improved signal transmission's accuracy;

2. the utility model discloses a first signal shielding frame includes first welded plate and second welded plate among jam-proof connecting device and the electronic equipment, and second signal shielding frame includes third welded plate and fourth welded plate, and one side that first welded plate deviates from the socket is equipped with first pin, and one side that second welded plate deviates from the socket is equipped with the second pin. The socket insulator is provided with a first welding plate, a second welding plate and a third welding plate; the first welding plate, the second welding plate, the third welding plate and the fourth welding plate are parallel to each other, a gap is formed between the first welding plate and the third welding plate, and a gap is formed between the second welding plate and the fourth welding plate; after the arrangement, the solder balls on the first welding feet and the second welding feet can be ensured not to hinder the normal connection of the socket and the plug;

3. the utility model discloses a plug and socket in jam-proof connecting device and electronic equipment are connected through first contact spring arm and second contact spring arm, have guaranteed the stability that plug and socket are connected;

4. the utility model discloses a first keeps off spacer and second fender spacer in jam-proof connecting device and the electronic equipment and keeps apart the signal of first group socket signal terminal and the signal of second group socket signal terminal jointly, avoids the signal of first group socket signal terminal and the signal of second group socket signal terminal to interfere with each other;

5. the utility model discloses an interference-proof connecting device and electronic equipment in first fender spacer and the second keep off and be equipped with the clearance between the spacer, so set up and can conveniently make, reduce cost.

Drawings

Fig. 1 is a schematic perspective view of a socket and a plug of an interference prevention connection device according to embodiment 1 of the present invention when connected to each other;

fig. 2 is a schematic perspective view of the interference-proof connection device according to embodiment 1 of the present invention when the socket and the plug are separated;

fig. 3 is a schematic perspective view of the interference preventing connection device according to embodiment 1 of the present invention when the plug is located above the socket;

fig. 4 is a schematic structural diagram of a plug in embodiment 1 of the present invention;

fig. 5 is an exploded schematic view of a plug in embodiment 1 of the present invention;

fig. 6 is a schematic structural view of the plug insulator according to embodiment 1 of the present invention;

fig. 7 is a schematic structural view of a first signal shielding frame in embodiment 1 of the present invention;

fig. 8 is a schematic structural diagram of another view angle of the first signal shielding frame in embodiment 1 of the present invention;

fig. 9 is a schematic structural view of a socket according to embodiment 1 of the present invention;

fig. 10 is an exploded view of a socket according to embodiment 1 of the present invention;

fig. 11 is a schematic structural view of an interposer insulator according to embodiment 1 of the present invention;

fig. 12 is a schematic structural view of a first barrier rib in embodiment 1 of the present invention;

fig. 13 is a schematic structural view of a second signal shielding frame in embodiment 1 of the present invention;

fig. 14 is a schematic structural view of the first signal shielding frame and the second signal shielding frame in embodiment 1 of the present invention when they are connected (when the plug insulator and the receptacle insulator are hidden);

fig. 15 is a cross-sectional view of the interference preventing coupling device according to embodiment 1 of the present invention;

fig. 16 is a simulation result diagram of the insertion loss of the plug signal terminal with reference number 141 according to embodiment 1 of the present invention, which varies with frequency;

fig. 17 is a simulation result diagram of the return loss of the plug signal terminal with reference number 141 according to the embodiment 1 of the present invention, which varies with frequency;

fig. 18 is a simulation result diagram of a standing wave ratio of the plug signal terminal denoted by reference numeral 141 according to embodiment 1 of the present invention varying with frequency;

fig. 19 is a schematic structural view of a socket according to embodiment 2 of the present invention;

fig. 20 is an exploded view of a socket according to embodiment 2 of the present invention;

fig. 21 is a schematic structural view of an interposer insulator according to embodiment 2 of the present invention;

fig. 22 is a schematic structural view of a first barrier spacer in embodiment 2 of the present invention.

Description of reference numerals:

1. a plug; 11. a plug insulator; 111. a plug substrate; 112 a first rib; 113. a second rib; 114. a third rib; 115. a fourth rib; 116. a first groove; 12. a first signal shielding frame; 121. a first plug fixing member; 1211. a third lead-in arc; 1212. a fourth lead-in arc; 1213. a first buckle-connection plate; 122. a second plug fixing member; 1221. introducing an arc; 1222. sixth leading-in circular arc; 1223. a second fastening and connecting plate; 1224. a second fastening groove; 123. a first connecting plate; 1231. a first lead-in arc; 1232. a first contact spring arm; 124. a second connecting plate; 1241. a second lead-in arc; 1242. a second contact spring arm; 125. a first weld plate; 1251. a first solder tail; 126. a second weld plate; 1261. a second fillet weld; 13. a first set of plug signal terminals; 14. a second set of plug signal terminals; 141. a plug signal terminal;

2. a socket; 21. a socket insulator; 211. a socket substrate; 212. a fifth rib; 213. a sixth rib; 214. a seventh rib; 2141. a first solder foot slot; 2142. a third solder foot groove; 215. an eighth rib; 2151. a second solder foot groove; 2152. a fourth solder foot slot; 216. a boss; 217. a second groove; 218. a third groove; 22. a second signal shielding frame; 221. a first socket fixing member; 2211. a seventh lead-in arc; 2212. a third buckle-connection plate; 2213. a first snap-fit block; 222. a second socket fixture; 2221. eighth leading-in circular arc; 223. a third weld plate; 2231. a third fillet weld; 224. a fourth weld plate; 2241. a fourth fillet weld; 23. a first set of receptacle signal terminals; 231. a seventh fillet weld; 24. a second set of receptacle signal terminals; 241. an eighth fillet weld; 25. a first barrier rib; 251. a fifth fillet weld; 26. a second barrier rib; 261. a sixth fillet weld; 27. a first bumper; 28. and a second bumper.

Detailed Description

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined with the following description to clearly and completely describe the technical solution in the embodiments of the present invention. It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element. In case of conflict, the various features of the embodiments and examples of the present invention may be combined with each other and are within the scope of the present invention.

Example 1:

as shown in fig. 1 to 3, embodiment 1 of the present invention discloses an interference-proof connection device, which includes a plug 1 and a socket 2 connected with each other, the plug 1 is located on the upper portion of the socket 2 (the upper portion of the plug is the side of the plug departing from the socket, and the lower portion of the socket is the side of the plug); as shown in fig. 4 and 5, the plug includes a plug insulator 11, a first signal shielding frame 12, a first set of plug signal terminals 13, and a second set of plug signal terminals 14. As shown in fig. 6, the plug insulator 11 includes a plug base plate 111, a first rib 112, a second rib 113, a third rib 114 and a fourth rib 115, the first rib 112 and the second rib 113 are respectively disposed at both ends of the plug base plate 111, the first rib 112 and the second rib 113 are disposed in parallel with each other, the third rib 114 and the fourth rib 115 are disposed between the first rib 112 and the second rib 113, and the third rib 114 and the fourth rib 115 are perpendicular to the first rib 112. Both ends of the third rib 114 are connected to the first rib 112 and the second rib 113, respectively, and both ends of the fourth rib 115 are connected to the first rib 112 and the second rib 113, respectively. The first rib 112, the second rib 113, the third rib 114 and the fourth rib 115 are provided on the lower surface of the plug base plate 111, and the first rib 112, the second rib 113, the third rib 114, the fourth rib 115 and the plug base plate 111 are integrally formed, so that the lower surface (the surface facing the socket) of the plug insulator 11 forms a first groove 116.

Each plug signal terminal of the first set of plug signal terminals 13 is mounted on the third rib 114, and each plug signal terminal of the second set of plug signal terminals 14 is mounted on the fourth rib 115 (since the connection structure of the plug signal terminals to the plug insulator 11 is well known to those skilled in the art, it will not be described in detail here). The number of plug signal terminals in the first group of plug signal terminals 13 is the same as the number of plug signal terminals in the second group of plug signal terminals 14, the number of plug signal terminals in the first group of plug signal terminals 13 is the same as the number of receptacle signal terminals in the first receptacle signal terminals, and the first group of plug signal terminals 13 and the second group of plug signal terminals 14 are symmetrically arranged.

The first signal shielding frame 12 is sleeved on the plug insulator 11, and the first signal shielding frame 12 surrounds the first group of plug signal terminals 13 and the second group of plug signal terminals 14. As shown in fig. 7 and 8, the first signal shielding frame 12 includes a first welding plate 125, a second welding plate 126, a first plug holder 121, a second plug holder 122, a first connecting plate 123 and a second connecting plate 124 (in this embodiment, the first signal shielding frame 12 is integrally formed); the first welding plate 125, the second welding plate 126, the first connection plate 123, and the second connection plate 124 are parallel to each other. A first connecting plate 123 and a second connecting plate 124 are respectively provided on opposite sides of the plug insulator 11, a first welding plate 125 is provided between the first connecting plate 123 and the plug insulator 11, and a second welding plate 126 is provided between the second connecting plate 124 and the plug insulator 11; the first connection plate 123 is connected to the first welding plate 125 through a first introduction arc 1231; the second connection plate 124 is connected to the second welding plate 126 through a second introduction arc 1241. A plurality of first fillets 1251 are arranged on the upper side of the first welding plate 125, the plurality of first fillets 1251 are distributed at equal intervals along the length direction of the first welding plate 125, a plurality of second fillets 1261 are arranged on the upper side of the second welding plate 126, and the plurality of second fillets 1261 are distributed at equal intervals along the length direction of the second welding plate 126 (the first fillets 1251 and the second fillets 1261 are grounded).

The first plug fixing member 121 and the second plug fixing member 122 are respectively mounted on the first rib 112 and the second rib 113, and the first plug fixing member 121, the first connecting plate 123, the second plug fixing member 122 and the second connecting plate 124 are sequentially connected end to form a frame. A third leading-in arc 1211 is disposed on a side of the first plug fixing element 121 facing the inside of the first groove 116, a fourth leading-in arc 1212 is disposed on a side of the first plug fixing element 121 facing away from the inside of the first groove 116, a first fastening plate 1213 extends upward from the fourth leading-in arc 1212, and a first fastening groove is disposed on the first fastening plate 1213. The second plug fixing member 122 is provided with a fifth guiding arc 1221 facing the inside of the first recess 116, a sixth guiding arc 1222 is provided on a side of the second plug fixing member 122 facing away from the inside of the first recess 116, the sixth guiding arc 1222 extends upward to form a second fastening plate 1223, and the second fastening plate 1223 is provided with a second fastening groove 1224 (the guiding arcs can guide a plug or a socket in the process of connecting the socket and the plug, so as to facilitate the connection between the plug and the socket).

As shown in fig. 9 and 10, the receptacle includes a receptacle insulator 21, a second signal shielding frame 22, a first set of receptacle signal terminals 23, and a second set of receptacle signal terminals 24. As shown in fig. 11, the socket insulator 21 includes a socket base 211, a fifth rib 212, a sixth rib 213, a seventh rib 214, an eighth rib 215, and a boss 216. The fifth rib 212 and the sixth rib 213 are respectively provided at both ends of the socket base plate 211, the fifth rib 212 and the sixth rib 213 are provided in parallel with each other, the seventh rib 214 and the eighth rib 215 are provided between the fifth rib 212 and the sixth rib 213, and both the seventh rib 214 and the eighth rib 215 are perpendicular to the fifth rib 212. Gaps are respectively arranged between the two ends of the seventh convex rib 214 and the fifth convex rib 212 and the sixth convex rib 213, and gaps are respectively arranged between the two ends of the eighth convex rib 215 and the fifth convex rib 212 and the sixth convex rib 213. The size of the boss 216 matches the size of the first recess 116, and the boss 216 nests within the first recess 116 when the receptacle is connected to a plug. The projection 216 is disposed between the seventh rib 214 and the eighth rib 215 in parallel with the seventh rib 214, such that a second groove 217 is formed between the projection 216 and the seventh rib 214, the size of the second groove 217 matches the size of the third rib 114, and the third rib 114 is embedded in the second groove 217 when the receptacle is connected with the plug; a third groove 218 is formed between the projection 216 and the eighth rib 215, the third groove 218 is sized to match the fourth rib 115, and the fourth rib 115 is inserted into the third groove 218 when the receptacle is connected with the plug. The fifth rib 212, the sixth rib 213, the seventh rib 214, the eighth rib 215, and the boss 216 are provided on the lower surface of the receptacle substrate 211, and the fifth rib 212, the sixth rib 213, the seventh rib 214, the eighth rib 215, the boss 216, and the receptacle substrate 211 are integrally formed.

A plurality of first signal terminal installation through grooves are formed in the second groove, the first signal terminal installation through grooves penetrate through the socket insulator 21 from top to bottom, the number of the first signal terminal installation through grooves matches with the number of the socket signal terminals in the first group of socket signal terminals 23, and the socket signal terminals in the first group of socket signal terminals 23 are correspondingly installed in one first signal terminal installation through groove (since the connection structure of the socket signal terminals and the first signal terminal installation through grooves is well known by those skilled in the art, detailed description is omitted). A plurality of second signal terminal installation through grooves are formed in the third groove, the second signal terminal installation through grooves penetrate through the socket insulator 21 from top to bottom, the number of the second signal terminal installation through grooves matches with the number of the socket signal terminals in the second group of socket signal terminals 24, and the socket signal terminals in the second group of socket signal terminals 24 are correspondingly installed in one second signal terminal installation through groove (since the connection structure of the socket signal terminals and the second signal terminal installation through grooves is well known by those skilled in the art, detailed description is omitted).

The first group of receptacle signal terminals 23 and the second group of receptacle signal terminals 24 are symmetrically disposed about the bosses 216, and the number of receptacle signal terminals in the first group of receptacle signal terminals 23 is the same as the number of receptacle signal terminals in the second group of receptacle signal terminals 24 (when a receptacle is connected to a plug, receptacle signal terminals in the first group of receptacle signal terminals 23 are connected to plug signal terminals in the first group of plug signal terminals 13, and receptacle signal terminals in the second group of receptacle signal terminals 24 are connected to plug signal terminals in the second group of plug signal terminals 14).

A first spacer 25 and a second spacer 26 are inserted into the boss 216, the first spacer 25 and the second spacer 26 are disposed between the first set of receptacle signal terminals 23 and the second set of receptacle signal terminals, and the first baffle spacer 25 and the second baffle spacer 26 are located on the same plane, the first baffle spacer 25 extends from one end of the boss 216 to the middle of the boss 216, the second baffle spacer 26 extends from the other end of the boss 216 to the middle of the boss 216, and a gap is left between the first baffle spacer 25 and the second baffle spacer 26 (the gap left between the first baffle spacer 25 and the second baffle spacer 26 can be conveniently manufactured, and the first baffle spacer 25 and the second baffle spacer 26 can be connected, i.e. no gap is provided), such that the first spacer 25 and the second spacer 26 collectively isolate the signals of the first set of receptacle signal terminals 23 from the signals of the second set of receptacle signal terminals. A fifth fillet 251 is arranged at one end of the first barrier rib 25 away from the second barrier rib 26, and the fifth fillet 251 extends to one side of the socket insulator 21 and extends out of the socket insulator 21; an end of the second barrier rib 26 facing away from the first barrier rib 25 is provided with a sixth fillet 261, and the sixth fillet 261 extends toward the other side of the socket insulator 21 and extends out of the socket insulator 21 (the fifth and

sixth fillets

251, 261 are grounded). A first bumper 27 and a second bumper 28 are also inserted into both ends of the boss 216, the first bumper 27 is integrally formed with the first barrier rib 25, and the second bumper 28 is integrally formed with the second barrier rib 26.

The second signal shielding frame 22 is sleeved on the socket insulator 21, as shown in fig. 13, the second signal shielding frame 22 includes a first socket fixing member 221, a second socket fixing member 222, a third welding plate 223 and a fourth welding plate 224, the first socket fixing member 221 and the second socket fixing member 222 are respectively installed at two ends of the socket insulator 21, and the third welding plate 223 and the fourth welding plate 224 are respectively disposed at two opposite sides of the socket insulator 21. The first socket fixing member 221, the third soldering plate 223, the second socket fixing member 222, and the fourth soldering plate 224 are sequentially connected end to form a frame (the second signal shielding frame 22), and the second signal shielding frame 22 is integrally formed. A plurality of third fillets 2231 are arranged on the lower side of the third welding plate 223, the plurality of third fillets 2231 are distributed at equal intervals along the length direction of the third welding plate 223, a plurality of fourth fillets 2241 are arranged on the lower side of the fourth welding plate 224, and the plurality of fourth fillets 2241 are distributed at equal intervals along the length direction of the fourth welding plate 224 (the third fillets 2231 and the fourth fillets 2241 are grounded). A seventh leading-in arc 2211 is arranged on one side of the first socket fixing piece 221 facing the inside of the second groove 217, a third buckling plate 2212 extends downwards from the seventh leading-in arc 2211, and a first buckling block 2213 is arranged on the third buckling plate 2212; an eighth guiding arc 2221 is disposed on one side of the second socket fixing member 222 facing the inside of the second groove 217, and a fourth fastening plate extends downward from the eighth guiding arc 2221, and a second fastening block is disposed on the fourth fastening plate.

As shown in fig. 14, when the socket is connected to the plug, the third welding plate 223 is located on a side of the first connecting plate 123 facing away from the first welding plate 125, a gap is provided between the first welding plate 125 and the third welding plate 223, the fourth welding plate 224 is located on a side of the second connecting plate 124 facing away from the second welding plate 126, and a gap is provided between the second welding plate 126 and the fourth welding plate 224. The first plug holder 121 and the second plug holder 122 are located between the first receptacle holder 221 and the second receptacle holder 222, so that the first signal shielding frame 12 surrounds the plug signal terminals and the receptacle signal terminals, and the second signal shielding frame 22 surrounds the first signal shielding frame 12. A first contact elastic arm 1232 is further disposed on the side of the first connecting plate 123 facing the third welding plate 223, the first contact elastic arm 1232 is bent toward the third welding plate 223, a second contact elastic arm 1242 is further disposed on the side of the second connecting plate 124 facing the fourth welding plate 224, and the second contact elastic arm 1242 is bent toward the fourth welding plate 224; when the receptacle is connected to the plug, the first contact spring arm 1232 contacts the third solder plate 223 and is compressed, and the second contact spring arm 1242 contacts the fourth solder plate 224 and is compressed, so that the first signal shielding frame 12 is connected to the second signal shielding frame 22. When the receptacle is connected to the plug, the first fastening block 2213 of the third fastening plate 2212 is fastened to the first fastening groove 1213 of the first fastening plate, and the second fastening block of the fourth fastening plate is fastened to the second fastening groove 1224 of the second fastening plate 1223.

As shown in fig. 14, in the operation process of the anti-interference connection device, the first signal shielding frame 12 can shield the interference signal outside the first signal shielding frame 12, and the second signal shielding frame 22 can shield the interference signal outside the second signal shielding frame 22, so as to shield two layers of interference signals of each signal terminal in the connection device, thereby improving the capability of the connection device against external signal interference and improving the accuracy of signal transmission. Meanwhile, the first and second solder legs generate solder balls on the solder legs during the soldering process, and the solder balls cause the solder legs to become larger in size, as shown in fig. 15, since a gap is formed between the first solder plate 125 and the third solder plate 223 and a gap is formed between the second solder plate 126 and the fourth solder plate 224, so as to ensure that the solder balls on the first and second solder legs do not interfere with the normal connection between the socket and the plug (if no gap is formed between the first solder plate 125 and the third solder plate 223 and no gap is formed between the second solder plate 126 and the fourth solder plate 224, the first solder plate 125 is approximately at the position of the first connecting plate 123 in fig. 15, the second solder plate 126 is approximately at the position of the second connecting plate 124 in fig. 15, during the process of inserting the plug into the socket from top to bottom, the solder balls on the first and the second solder legs are in contact with the third and

fourth solder plates

223 and 224, obstructing the connection of the socket with the socket).

In the state that the plug is connected with the socket, the plug signal terminal with the reference number 141 in fig. 3 is simulated in an analog mode, the insertion loss of the plug signal terminal is shown as the change with frequency as shown in fig. 16, the return loss of the plug signal terminal is shown as the change with frequency as shown in fig. 17, and the standing wave ratio of the plug signal terminal is shown as the change with frequency as shown in fig. 18; the values of IL (dB), VSWR, NEXT (dB) and FEXT (dB) of the plug signal terminals at 5GHz, 10GHz and 15GHz are shown in Table 1.

Items	5GHz	10GHz	15GHz
				IL(dB)	-0.15	-0.19	-0.23
VSWR	1.01	1.02	1.05
				NEXT(dB)	-60.35	-55.48	-50.31
FEXT(dB)	-60.35	-55.31	-51.03

TABLE 1

Attached: in table 1, il (db) is insertion loss, VSWR is standing wave ratio, next (db) is near end crosstalk, and fext (db) is adjacent interference.

As can be seen from fig. 16, 17, 18 and table 1, the interference-proof connection device in the present embodiment has good interference resistance.

Example 2:

as shown in fig. 19 and 20, the interference preventing connection device according to embodiment 2 of the present invention is modified from that of embodiment 1. Specifically, the socket insulator 21, the first group of plug signal terminals 13 and the second group of plug signal terminals 14, and the first barrier ribs 25 and the second barrier ribs 26 of the interference-preventing connecting device in embodiment 2 are different in structure.

As shown in fig. 21 in particular, the socket insulator 21 in embodiment 2 includes a plug base plate 111, a fifth rib 212, a sixth rib 213, a seventh rib 214, an eighth rib 215, and a boss 216. The fifth rib 212 and the sixth rib 213 are respectively provided at both ends of the socket base plate 211, the fifth rib 212 and the sixth rib 213 are provided in parallel with each other, the seventh rib 214 and the eighth rib 215 are provided between the fifth rib 212 and the sixth rib 213, and both the seventh rib 214 and the eighth rib 215 are perpendicular to the fifth rib 212. Gaps are respectively arranged between the two ends of the seventh convex rib 214 and the sixth convex rib 213 and the fifth convex rib 212, and gaps are respectively arranged between the two ends of the eighth convex rib 215 and the fifth convex rib 212 and the sixth convex rib 213. The projection 216 is disposed between the seventh rib 214 and the eighth rib 215 in parallel with the seventh rib 214, such that a second groove 217 is formed between the projection 216 and the seventh rib 214, and a third groove 218 is formed between the projection 216 and the eighth rib 215. The fifth rib 212, the sixth rib 213, the seventh rib 214, the eighth rib 215, and the boss 216 are provided on the lower surface of the receptacle substrate 211, and the fifth rib 212, the sixth rib 213, the seventh rib 214, the eighth rib 215, the boss 216, and the receptacle substrate 211 are integrally formed.

The socket signal terminals in the first group of socket signal terminals 23 are provided with seventh solder tails 231, the socket signal terminals in the second group of socket signal terminals 24 are provided with eighth solder tails 241, the seventh protruding rib 214 is provided with a plurality of first solder tail grooves 2141, the number of the first solder tail grooves 2141 is matched with the number of the socket signal terminals in the first group of socket signal terminals 23, wherein the seventh solder tails 231 on the socket signal terminals in the first group of socket signal terminals 23 are buckled in the first solder tail grooves 2141 on the seventh protruding rib 214. A plurality of second leg grooves 2151 are formed in the eighth protruding rib 215, the number of the second leg grooves 2151 matches the number of the receptacle signal terminals in the second group of receptacle signal terminals 24, and the eighth legs 241 of the receptacle signal terminals in the second group of receptacle signal terminals 24 are buckled in the second leg grooves 2151 of the eighth protruding rib 215.

Meanwhile, one end of the seventh protruding rib 214 is further provided with a third fillet weld groove 2142, and the fifth fillet weld 251 on the first blocking spacer 25 is buckled in the third fillet weld groove 2142 of the seventh protruding rib 214; one end of the eighth rib 215 is further provided with a fourth fillet groove 2152, and the sixth fillet 261 on the second barrier 26 is buckled in the fourth fillet groove 2152 of the eighth rib 215.

Embodiment 2 the rest of the structure and the operation principle are the same as those of embodiment 1.

Example 3:

as shown in fig. 3, embodiment 4 of the present invention discloses an electronic device including any one of the interference preventing connection devices in embodiment 1 or embodiment 2.

After electronic equipment adopted above-mentioned structure in embodiment 3, first signal shielding frame can shield the outside interfering signal of first signal shielding frame, and second signal shielding frame can shield the outside interfering signal of second signal shielding frame, realizes shielding the two-layer interfering signal of each signal terminal in the connecting device to improved the anti external signal interference's of connecting device ability, improved signal transmission's among the electronic equipment accuracy.

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

Claims

1. The anti-interference connecting device is characterized by comprising a plug and a socket which are connected with each other, wherein the plug comprises a plug insulator, a first signal shielding frame and a plug signal terminal arranged in the plug insulator, the socket comprises a socket insulator, a second signal shielding frame and a socket signal terminal arranged in the socket insulator, and the plug signal terminal is connected with the socket signal terminal;

2. The interference-proof connecting device according to claim 1, wherein the first signal shielding frame includes a first welding plate and a second welding plate, the second signal shielding frame includes a third welding plate and a fourth welding plate, a side of the first welding plate facing away from the socket is provided with a first pin, and a side of the second welding plate facing away from the socket is provided with a second pin;

3. The tamper-proof connection according to claim 2, wherein a side of the third soldering plate facing away from the plug is provided with a third solder foot and a side of the fourth soldering plate facing away from the plug is provided with a fourth solder foot.

4. The interference-proof connecting device of claim 2, wherein the first signal shielding frame further comprises a first plug fixing member, a second plug fixing member, a first connecting plate and a second connecting plate, the first plug fixing member and the second plug fixing member being respectively installed at both ends of the plug insulator; the first connecting plate is arranged between the first welding plate and the third welding plate, the second connecting plate is arranged between the second welding plate and the fourth welding plate, and the first plug fixing piece, the first connecting plate, the second plug fixing piece and the second connecting plate are sequentially connected end to form a frame body.

5. The tamper-proof connector according to claim 4, wherein the first connecting plate is provided with a first contact spring arm, the first contact spring arm is bent toward the third welding plate, and the first contact spring arm is in contact with the third welding plate and is in a compressed state; and a second contact elastic arm is arranged on the second connecting plate, the second contact elastic arm bends towards the fourth welding plate, and the second contact elastic arm is in contact with the fourth welding plate and is in a compressed state.

6. The tamper-proof connection device of claim 4, wherein a side of the first connection plate facing the socket is provided with a first lead-in arc, the first lead-in arc being connected with the first welding plate; and one side of the second connecting plate, which faces the socket, is provided with a second guide-in arc, and the second guide-in arc is connected with the second welding plate.

7. The interference-proof connecting device of claim 4, wherein the second signal shielding frame further comprises a first socket fixing member and a second socket fixing member, the first socket fixing member and the second socket fixing member are respectively installed at both ends of the socket insulator, and the first socket fixing member, the third welding plate, the second socket fixing member and the fourth welding plate are sequentially connected end to end as a frame body.

8. The tamper-proof connector according to any one of claims 1 to 7, further comprising a first spacer and a second spacer, wherein the socket signal terminals are in two sets, a first set of socket signal terminals and a second set of socket signal terminals, respectively, and the first set of socket signal terminals and the second set of socket signal terminals are symmetrically disposed; the plug signal terminals are divided into two groups, namely a first group of plug signal terminals and a second group of plug signal terminals, the first group of plug signal terminals are connected with the first group of socket signal terminals, and the second group of plug signal terminals are connected with the second group of socket signal terminals; the first and second blocking spacers are disposed between the first and second sets of receptacle signal terminals and isolate signals of the first and second sets of receptacle signal terminals.

9. The tamper-proof coupling device of claim 8 wherein the first septum and the second septum are located on the same plane, one end of the first septum is adjacent to one end of the second septum, and a gap is provided between the first septum and the second septum.

10. An electronic device characterized in that it comprises a tamper-proof connection device according to any of claims 1 to 9.