CN215418868U - Compact totally-enclosed socket RJ45 network interface connector and mounting structure - Google Patents
Compact totally-enclosed socket RJ45 network interface connector and mounting structure Download PDFInfo
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- CN215418868U CN215418868U CN202121320022.8U CN202121320022U CN215418868U CN 215418868 U CN215418868 U CN 215418868U CN 202121320022 U CN202121320022 U CN 202121320022U CN 215418868 U CN215418868 U CN 215418868U
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Abstract
The utility model discloses a compact fully-closed socket RJ45 network interface connector, which comprises a shielding shell, a plastic main body and connecting terminals, wherein the front half end part of the plastic main body is provided with a plurality of interface cavities for inserting RJ45 plugs, a plurality of terminal positioning grooves are arranged in each interface cavity, the rear end of the bottom plate surface of the plastic main body is provided with a clearance groove, a plurality of terminal through holes are arranged on the clearance groove, and each connecting terminal passes through each terminal through hole along the terminal positioning groove. This network interface connector is equipped with the clearance groove in the bottom plate face rear end of plastic main part, when this connector with high temperature reflow soldering on the circuit board, make and form the clearance cavity between the plastic main part bottom plate face of conductive terminal department and the circuit board, avoid the plastic of plastic main part bottom plate to melt conductive terminal in, avoid the circuit board to appear climbing tin, shielding shell eye-splice is on the first half tip of plastic main part in addition, the shielding shell is half packet type structure, the area is few, thereby use raw and other materials few, save material, and save cost.
Description
Technical Field
The utility model relates to the technical field of connector sockets, in particular to a compact type fully-closed socket RJ45 network interface connector and a mounting structure.
Background
With the arrival of the information age, networks have been rapidly developed, and meanwhile, network connectors have been widely used, the network connectors are one of information socket (i.e., communication outlet) connectors in a wiring system, the connectors are composed of plugs (connectors, crystal heads) and sockets (modules), and the plugs have 8 grooves and 8 contacts. The network connector is connected between the wires through a plug and a socket to achieve electrical continuity of the wires. The network connector occupies an important position in the era at present or in the future, and has great application and development prospects.
At present, network connectors are still under development and improvement, at present, network connectors can be divided into single-cell network connectors and multi-cell network connectors according to the number of jacks, specifications can be selected according to use requirements of different users, and a common single-layer multi-cell RJ45 network connector on the market at present generally comprises a plastic main body, a shielding shell and a plurality of conductive terminals, although the plastic main body is designed in a multi-cell integral manner, the back of the plastic main body is provided with a plurality of holes, and the dustproof performance is low in practical application; and shielding shell is mostly the full package design, and in the in-service use, the inventor finds that the electromagnetic interference that produces only needs in the first half of plastic main part, lie in the first half of plastic main part and play the shielding effect that should have, has a bit to waste the material, in addition when the conductive terminal high temperature reflow soldering of product on the circuit board, the plastic main part bottom plate that contacts with the circuit board after the high temperature reflow soldering can melt conductive terminal department, influences the circuit board and climbs tin.
The totally closed socket RJ45 network connector of many cellular integral types of individual layer that this company previously applied for disclosing, application number is CN201920453419.0, its including be used for fixed product part plastic main part and a plurality of set up in the inside connecting terminal that is used for electric current and signal transmission of plastic main part, the totally closed structure of plastic main part formula as an organic whole, only be provided with a plurality of on the outer wall of plastic main part and pass through connecting terminal's through-hole, the through-hole set up in the rear side lower extreme of plastic main part. Although the product of the utility model adopts a totally-enclosed integrated design, the dustproof performance is more excellent compared with other products of the same type on the market, the shielding shell of the product of the utility model also adopts a bag-combining design, the material is wasted, and the production cost is improved.
Therefore, it is desirable to develop a single-layer multi-cell RJ45 network interface connector that does not melt the plastic of the plastic body base plate to the conductive terminals when soldering the product to the circuit board.
Disclosure of Invention
The utility model aims to overcome the defects and provide a single-layer multi-cell compact type fully-closed socket RJ45 network interface connector, wherein a clearance groove is arranged at the rear end of the bottom plate surface of a plastic main body, when the connector is used for welding a high-temperature reflow on a circuit board, a clearance cavity is formed between the bottom plate surface of the plastic main body at a conductive terminal and the circuit board, the plastic of the bottom plate of the plastic main body is prevented from being melted into the conductive terminal, the circuit board is prevented from tin climbing, in addition, a shielding shell is inserted and buckled on the front half end part of the plastic main body, the shielding shell is of a half-package structure, the area is small, the used raw materials are few, the materials are saved, and the cost is saved.
The technical scheme is as follows:
the utility model provides a totally closed socket RJ45 network interface connector of many cellular compactors of individual layer, including shielding shell, plastic main part and a plurality of set up in the inside connecting terminal that is used for electric current and signal transmission of plastic main part, the plastic main part includes half preceding tip, latter half tip set up a plurality of interface cavities that supply the RJ45 plug to peg graft on the leading flank of half preceding tip, the bottom of interface cavity is totally closed, each be equipped with a plurality of terminal positioning groove in the interface cavity, the bottom plate face rear end of plastic main part is equipped with keeps away the dead slot establish a plurality of terminal through-holes on keeping away the dead slot, each the terminal through-hole respectively with each terminal positioning groove intercommunication, each the connecting terminal is followed terminal positioning groove passes each the terminal through-hole, the shielding shell eye-splice is in on half preceding tip of plastic main part.
The depth of the clearance groove is 0.6mm to 0.8 mm.
And the surface of the bottom plate of the plastic main body is also provided with supporting legs for supporting the network connector socket.
And a spacing partition plate is arranged between two adjacent interface chambers, and the thickness of the spacing partition plate is 0.5mm to 1 mm.
The plastic connector is characterized by further comprising a plurality of signal lamps, two first through holes are formed in the front side faces of the plastic main body on the two sides above the interface chambers respectively, and the signal lamps are installed on the first through holes.
The shielding shell comprises a shell main body and a plurality of outer clamping elastic sheets, wherein the outer clamping elastic sheets are arranged on the outer side face of the periphery of the shell main body.
The shielding shell further comprises a plurality of grounding pins, and the plurality of grounding pins are arranged on the bottom plate surface of the shell main body.
The left side, the right side and the upper end in the interface chamber are provided with a plurality of slots matched with the RJ45 network connector connectors.
The shielding shell further comprises a plurality of inner clamping elastic sheets, one ends of the inner clamping elastic sheets are connected with the shell main body, and the other ends of the inner clamping elastic sheets extend into the slots on the left side and the right side in the interface cavity.
The utility model provides an adopt above-mentioned totally closed socket RJ45 network interface connector of many cellular compactors of individual layer's mounting structure, includes PCB board and the totally closed socket RJ45 network interface connector of many cellular compactors of individual layer, the bottom plate subsides of plastic main part is adorned on the roof face of PCB board, the roof face of PCB board with keep away and form between the dead slot and keep away the empty cavity.
It should be noted that:
in the description of the present invention, it is to be understood that the terms "upper", "lower", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the equipment or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The following illustrates the advantages or principles of the utility model:
1. the utility model provides a single-layer multi-cell compact type fully-closed RJ45 network interface connector, which comprises a shielding shell, a plastic main body and a plurality of connecting terminals arranged in the plastic main body and used for current and signal transmission, wherein the rear end of the bottom plate surface of the plastic main body is provided with a clearance groove; in addition, the shielding shell is inserted and buckled on the front half end part of the plastic main body, the shielding shell and the plastic are assembled in a mode of being directly pushed in, the assembling speed is high, the working hours are reduced, the shielding shell is of a half-wrapped structure, the area is small, therefore, the used raw materials are few, the materials are saved, and the cost is saved.
2. The depth of the clearance groove is 0.6mm to 0.8mm, so that the clearance distance between the rear end of the bottom plate surface of the plastic main body and the circuit board to be welded is ensured, the plastic of the bottom plate of the plastic main body is prevented from being melted into the conductive terminals, and the circuit board is prevented from tin climbing.
3. According to the connector, the spacing partition plate is arranged between two adjacent interface chambers, the thickness of the spacing partition plate is 0.5mm to 1mm, and the distance between two adjacent interface chambers of the traditional connector is more than 2 mm.
4. The shielding shell comprises a shell main body and a plurality of outer clamping elastic sheets, wherein the plurality of outer clamping elastic sheets are arranged on the periphery of the outer side of the shielding shell, so that the stability of the plug connection of the connector is improved.
5. The shielding shell also comprises a plurality of grounding pins, and the arrangement of the grounding pins can effectively inhibit internal noise and external interference.
6. The left side, the right side and the upper end in the interface cavity are respectively provided with a plurality of slots matched with the RJ45 network connector, and the slots are arranged to facilitate the plug-in connection with the network connector.
7. The shielding shell also comprises a plurality of inner clamping elastic sheets, and the inner clamping elastic sheets are arranged in the slots on the left side and the right side in the interface cavity, so that the plug connection between the network connector joint and the product is more stable.
8. The utility model also provides a mounting structure of the single-layer multi-cell compact type fully-closed RJ45 network interface connector, which forms a clearance cavity between the top plate surface of the PCB and the clearance groove, thereby preventing plastic of the plastic main body bottom plate from being melted into the conductive terminals and preventing the circuit board from tin climbing.
Drawings
Fig. 1 is a schematic perspective view of a single-layer multi-cell compact fully-enclosed RJ45 network interface connector according to an embodiment of the present invention.
Fig. 2 is an exploded view of a single-layer multi-cell compact fully-enclosed RJ45 network interface connector according to an embodiment of the present invention.
Fig. 3 is a front view of a single-layer multi-cell compact fully enclosed jack RJ45 network interface connector according to an embodiment of the present invention.
Fig. 4 is a cross-sectional view a-a of fig. 3.
FIG. 5 is a partial enlarged view of the plastic body according to the embodiment of the present invention.
Fig. 6 is a rear view of a single-layer multi-cell compact fully-enclosed RJ45 network interface connector mounting structure according to an embodiment of the present invention.
Fig. 7 is a cross-sectional view B-B of fig. 6.
Description of reference numerals:
10. shielding shell, 11, shell main part, 12, outer card shell fragment, 13, ground connection foot, 14, interior card shell fragment, 20, plastic main part, 21, half tip before, 211, interface cavity, 2111, slot, 22, half tip after, 23, terminal positioning groove, 24, keep away the dead slot, 241, terminal through-hole, 25 supporting legs, 26, interval baffle, 27, first opening, 30, connecting terminal, 40, signal lamp, 50, PCB board.
Detailed Description
The following provides a detailed description of embodiments of the utility model.
Referring to fig. 1 to 5, the RJ45 network interface connector of the single-layer multi-cell compact fully-enclosed socket provided by the present invention includes a shielding shell 10, a plastic main body 20 and a plurality of connection terminals 30 disposed inside the plastic main body 20 for transmitting current and signals, wherein the plastic main body 20 includes a front half end portion 21 and a rear half end portion 22, a plurality of interface cavities 211 for inserting RJ45 plugs are arranged on the front side surface of the front half end part 21, the bottom of the interface cavities 211 is totally closed, a plurality of terminal positioning grooves 23 are arranged in each interface cavity 211, a clearance groove 24 is arranged at the rear end of the bottom plate surface of the plastic main body 20, the clearance groove 24 is provided with a plurality of terminal through holes 241, each terminal through hole 241 is communicated with each terminal positioning groove 23, each connection terminal 30 passes through each terminal through hole 241 along the terminal positioning groove 23, and the shielding shell 10 is inserted and buckled on the front half end part 21 of the plastic main body 20.
The back end of the bottom plate surface of the plastic main body 20 is provided with a clearance groove 24, when the connector is used for welding the high-temperature reflow on a circuit board, a clearance cavity is formed between the bottom plate surface of the plastic main body 20 at the conductive terminal and the circuit board, the plastic of the bottom plate of the plastic main body 20 is prevented from being melted into the conductive terminal, and the tin climbing of the circuit board is prevented from being influenced; in addition, the shielding shell 10 is inserted and buckled on the front half end part 21 of the plastic main body 20, the shielding shell 10 and the plastic are assembled in a mode of being directly pushed in, the assembling speed is high, the working hours are reduced, the shielding shell 10 is of a half-wrapped structure, the area is small, therefore, the used raw materials are few, the materials are saved, and the cost is saved.
Preferably, the depth of the clearance groove 24 is 0.6mm to 0.8 mm. The clearance distance between the rear end of the bottom plate surface of the plastic main body 20 and the circuit board to be welded is ensured, the plastic of the bottom plate of the plastic main body 20 is prevented from being melted into the conductive terminals, and tin climbing of the circuit board is prevented from being influenced.
Wherein, the bottom plate surface of the plastic main body 20 is further provided with a supporting leg 25 for supporting the network connector socket.
A spacing partition 26 is arranged between two adjacent interface chambers 211, and the thickness of the spacing partition 26 is 0.5mm to 1 mm. The distance between two adjacent port cavities 211 of the traditional connector is more than 2mm, and the utility model reduces the distance between the two adjacent port cavities 211, so that the overall dimension of a product is smaller, and the space occupied by the product is reduced, thereby improving the utilization rate of the PCB 50 of the client overall mechanism, or reducing the PCB 50 and reducing the overall mechanism appearance, achieving the purposes of reducing material cost and improving product quality and value space.
The present invention further includes a plurality of signal lamps 40, two first through holes 27 are respectively formed on the front side surfaces of the plastic body 20 above the interface chambers 211, and the signal lamps 40 are installed on the first through holes 27.
The shielding shell 10 includes a shell main body 11, a plurality of outer clip spring plates 12, a plurality of grounding pins 13, a plurality of inner clip spring plates 14, and a plurality of outer clip spring plates 12 are arranged on the outer side surface of the periphery of the shell main body 11. The periphery of the outer side of the shielding shell 10 is provided with a plurality of outer clamping spring pieces 12, so that the stability of the plug connection of the connector is improved.
A plurality of ground pins 13 are provided on the bottom plate surface of the case main body 11. The ground pin 13 can effectively suppress internal noise and external interference.
The left side, the right side and the upper end in the interface chamber 211 are provided with a plurality of slots 2111 matched with the RJ45 network connector connectors. The slot 2111 is arranged to facilitate the plug-in connection with the network connector.
One end of the inner clip 14 is connected to the housing body 11, and the other end of the inner clip 14 extends into the slots 2111 on the left and right sides in the interface chamber 211. The inner card spring pieces 14 are arranged in the slots 2111 on the left side and the right side in the interface cavity 211, so that the plug connection between the network connector joint and the product is more stable.
Referring to fig. 6 to 7, the mounting structure of the single-layer multi-cell compact type fully-closed RJ45 network interface connector provided by the present invention includes a PCB 50 and the single-layer multi-cell compact type fully-closed RJ45 network interface connector, a bottom plate of the plastic main body 20 is attached to a top plate surface of the PCB 50, and a clearance cavity is formed between the top plate surface of the PCB 50 and the clearance groove 24, so as to prevent plastic of the bottom plate of the plastic main body 20 from being melted into a conductive terminal and prevent the circuit board from tin-climbing.
The above are merely specific embodiments of the present invention, and the scope of the present invention is not limited thereby; any alterations and modifications without departing from the spirit of the utility model are within the scope of the utility model.
Claims (10)
1. The utility model provides a totally closed socket RJ45 network interface connector of many cellular compactors of individual layer, its characterized in that, including shielding shell, plastic main part and a plurality of set up in the inside connecting terminal that is used for electric current and signal transmission of plastic main part, the plastic main part includes half preceding tip, latter half tip set up the interface cavity that a plurality of confessions RJ45 plugs pegged graft on the leading flank of half preceding tip, the bottom of interface cavity is totally closed, each be equipped with a plurality of terminal positioning groove in the interface cavity, the bottom plate face rear end of plastic main part is equipped with keeps away the dead slot establish a plurality of terminal through-holes on the dead slot, each the terminal through-hole respectively with each terminal positioning groove intercommunication, each the connecting terminal is followed terminal positioning groove passes each the terminal through-hole, the shielding shell eye-splice is in on half preceding tip of plastic main part.
2. The RJ45 network interface connector as claimed in claim 1, wherein the depth of the clearance groove is 0.6mm to 0.8 mm.
3. The RJ45 network interface connector as claimed in claim 1, wherein the plastic body further has supporting legs on its bottom surface for supporting the network connector socket.
4. The RJ45 network interface connector as claimed in claim 1, wherein a spacer plate is provided between two adjacent interface chambers, and the thickness of the spacer plate is 0.5mm to 1 mm.
5. The RJ45 network interface connector as claimed in claim 1, further comprising a plurality of signal lamps, two first openings are formed on the front side of the plastic body on both sides above the interface chambers, and the signal lamps are mounted on the first openings.
6. The RJ45 network interface connector as claimed in any one of claims 1 to 5, wherein the shielding shell includes a shell main body, a plurality of external clip elastic pieces disposed on the outer side of the periphery of the shell main body.
7. The RJ45 network interface connector as claimed in claim 6, wherein the shielding shell further comprises a plurality of grounding pins disposed on the bottom surface of the shell body.
8. The RJ45 network interface connector as claimed in claim 7, wherein the left, right and upper ends of the interface chamber are provided with a plurality of slots for matching with the RJ45 network connector.
9. The RJ45 network interface connector as claimed in claim 8, wherein the shielding shell further includes a plurality of inner clips, one end of each inner clip is connected to the shell main body, and the other end of each inner clip extends into the left and right slots in the interface cavity.
10. A mounting structure, comprising a PCB and the RJ45 network interface connector of the single-layer multi-cell compact fully-enclosed socket of any one of claims 1 to 9, wherein the bottom plate of the plastic body is attached to the top plate surface of the PCB, and a clearance cavity is formed between the top plate surface of the PCB and the clearance groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121320022.8U CN215418868U (en) | 2021-06-11 | 2021-06-11 | Compact totally-enclosed socket RJ45 network interface connector and mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121320022.8U CN215418868U (en) | 2021-06-11 | 2021-06-11 | Compact totally-enclosed socket RJ45 network interface connector and mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215418868U true CN215418868U (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121320022.8U Active CN215418868U (en) | 2021-06-11 | 2021-06-11 | Compact totally-enclosed socket RJ45 network interface connector and mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215418868U (en) |
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2021
- 2021-06-11 CN CN202121320022.8U patent/CN215418868U/en active Active
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