CN214478241U

CN214478241U - Network transmission line joint

Info

Publication number: CN214478241U
Application number: CN202120840896.XU
Authority: CN
Inventors: 若尾和正; 加藤千秋; 申洪淑
Original assignee: Yamayo Trading Co ltd; Yongxiang Computer Accessories Dongguan Co ltd; Yongji Computer Co ltd
Current assignee: Yamayo Trading Co ltd; Yongxiang Computer Accessories Dongguan Co ltd; Yongji Computer Co ltd; Sanwa Supply Co Ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2021-10-22
Anticipated expiration: 2031-04-22

Abstract

The utility model relates to the technical field of electronic devices, and discloses a network transmission line connector, which comprises a group of metal needles and a rubber core, wherein the metal needles and the rubber core are connected into a whole through embedding and injection molding; the elastic sheet is made of plastic and can prevent the connector from falling off from the socket in the using process; a flat cable clamp for fixing the core wires in the order of their arrangement; the inner mold rubber core is arranged between the flat cable clamp and the transmission line with the outer sheath, and fastens the flat cable clamp and the transmission line into a whole, and comprises a plastic upper cover, a plastic lower cover, a metal shielding shell, a network transmission line with a plurality of core wires, a transmission line sheath and the inner mold rubber core. The connector eliminates the defect of poor connection between the metal terminal and the core wire of the traditional network cable connector by the way of hot-pressing and welding the core wire of the transmission line and the connector metal needle.

Description

Network transmission line joint

Technical Field

The utility model relates to a communication device technical field, concretely relates to network transmission line connects.

Background

RJ45 connectors are widely used as connectors for communications in ethernet networks such as LANs. The LAN cable with connector connects a TP cable of 8 cores and 4 sets with a plug of an RJ45 connector, and performs signal transmission and reception between communication devices by inserting the RJ45 connector plug into a jack provided in a data device such as a computer, a Web camera, a switching hub, a wireless LAN access point, and an IP telephone.

As described above, as a reason why a LAN cable including an RJ45 connector is widely used for transmitting and receiving signals between communication devices, it is possible to easily obtain a connector and a plug in any place in the world using a standard common to the world, and one cable includes an 8-pole 8-core signal line and the like. Therefore, a LAN cable provided with an RJ45 connector is most suitable as a communication cable.

In addition, in recent years, so-called poe (power Over ethernet) has become widespread for supplying a direct current to a communication signal using the LAN cable, and power is supplied to these data devices.

Generally, as shown in japanese patent laid-open publication No. 2014-235902, connection of a needle and a core wire of a connector fitting is achieved by caulking in a state where a TP cable is inserted into the connector fitting. That is, by caulking the connector fitting into which the core wire is inserted, 8 needles are simultaneously pressed deeply into the connector fitting, and the core wire of the TP cable is pierced by the sharp front end portions of the upper ends of the respective needles, so that the core wire of the electric wire is crimped with the needles.

As disclosed in the above patent, when the LAN cable is used as a signal line or a POE power line, a contact failure between the cable and the connector terminal becomes a problem. In recent years, demand for a thin wire cable of 28 to 32AWG or more, for example, has increased as a LAN cable, and this expectation is large particularly when the LAN cable is used as a signal line of a communication device. In a thin TP cable, a cable having a thin core wire is used, and therefore, when the joint is crimped, the core wire may be cut and broken.

In addition, when a LAN cable is used as a signal line of a communication apparatus, the number of cases in which an electronic apparatus connected to a connector of the LAN cable is used in a mobile state is increasing. Therefore, the TP cable connector may be pulled away from the connector, which may cause a disconnection problem, which may affect the service life of the network transmission line connector.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a network transmission line connects, this connector can realize reaching and be connected with the firm between the metal needle, reduces the appearance of avoiding the broken string problem even, increase of service life.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a network transmission line joint comprises a metal needle, a cable, a metal needle rubber core, a cover body and an elastic sheet; the metal needles comprise four groups; each group comprises two metal needles which are arranged in a vertically staggered manner; four groups of metal needles are arranged in parallel; the four groups of metal needles are respectively connected with the metal needle rubber core; the cover body is arranged around the metal needle rubber core; one end of the metal needle rubber core is connected with the cable, and the other end of the metal needle rubber core is connected with the elastic sheet.

Furthermore, the metal needle and the metal needle rubber core are connected into a whole in a manner of embedding and injection molding.

Furthermore, the lid includes upper cover and lower cover, and upper cover and lower cover are located metal needle rubber core upper and lower both ends respectively.

Further, the upper cover and the lower cover are clamped.

Furthermore, still include the metal shielding shell, the metal shielding shell is located the lid outside.

Further, a flat cable clamp is included, and the flat cable clamp is connected with the core wire of the cable.

Further, still include heart yearn centre form rubber core, heart yearn centre form rubber core be located flat cable clamp and cable and with the cable between.

Further, still include the joint sheath, the joint sheath is connected with metal shielding shell.

Furthermore, the cable connector also comprises a joint sheath internal mold rubber core, wherein the joint sheath internal mold rubber core is positioned in the joint sheath, and two ends of the joint sheath internal mold rubber core are respectively connected with the cable.

Furthermore, the flat cable clamp is provided with a plurality of core wire slots for placing core wires.

The beneficial effect of this scheme of adoption lies in: the arrangement of the plastic elastic sheet in the scheme can prevent the connector from falling off after being inserted into the socket; the arrangement of the flat cable clamp can lead the core wires to fix the core wires according to the arrangement sequence; the core wire internal mold is formed between the flat cable clamp and the cable, so that the cable and the flat cable clamp are connected into a whole, and subsequent processing is facilitated. The upper cover and the lower cover are used for covering and fastening components such as the rubber core, the metal needle, the flat cable clamp and the like. The metal shielding shell is arranged, so that the internal core wire is not interfered by external electromagnetic waves, and the data transmission of the wire rod is more stable. The arrangement of the joint sheath is used for protecting the joint and facilitating the plugging and unplugging of the joint. The core wire groove is used for placing the core wire. The core wire internal mold rubber core is used for connecting the cable and the flat cable clamp to fasten the cable and the flat cable clamp together for subsequent processing.

In the embodiment, the solder peeling core wire end is covered with the solder in the welding cup groove of the metal needle and the rubber core component and is also plated with the tin material, and then the peeling core wire and the metal needle are butted in sequence and are subjected to hot-press welding at high temperature, so that the stable connection between the core wire and the metal needle is realized, the wire breakage is reduced or even avoided, and the service life of the joint is prolonged.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of a network transmission line connector according to the present invention;

fig. 2 is another schematic perspective view of an embodiment of a network transmission line connector according to the present invention;

fig. 3 is a schematic perspective exploded view of an embodiment of a network transmission line connector according to the present invention;

fig. 4 is another exploded view of an embodiment of a network transmission line connector according to the present invention;

fig. 5 is a schematic view of a metal pin assembly and a core wire assembly in an embodiment of a network transmission line connector according to the present invention;

fig. 6 is another perspective view of a metal pin assembly connected to a core wire assembly in an embodiment of a network transmission line terminal of the present invention;

FIG. 7 is an enlarged view taken at A in FIG. 3;

fig. 8 is an enlarged view of fig. 4 at B.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the cable comprises a metal needle 1, a metal needle rubber core 2, a welding cup groove 21, a first positioning column 22, a first shaft hole 23, a plastic elastic sheet 3, a first clamping hole 31, a second positioning column 32, a first clamping hook 33, a flat cable clamp 4, a second shaft hole 41, a core wire groove 42, a core wire inner mold rubber core 5, a plastic upper cover 6, a first clamping groove 61, a second clamping groove 62, a second clamping hook 63, a plastic lower cover 7, a third clamping hook 71, a second clamping hole 72, a third clamping groove 73, a metal shielding shell 8, a buckling angle 81, a fourth clamping hook 82, a tail clamp 83, a cable 9, a core wire 91, a peeled core wire 92, a sheath inner mold rubber core 10 and a joint sheath 11.

The embodiment is basically as shown in the attached figures 1 and 2: a network transmission line joint comprises metal needles 1, a cover body and plastic elastic sheets 3, wherein the metal needles 1 comprise four groups, each group comprises two metal needles 1 which are staggered up and down, the four groups of metal needles 1 are arranged in parallel, and the four groups of metal needles 1 are respectively connected with metal needle rubber cores 2. Specifically, the metal needle 1 and the metal needle rubber core 2 are fastened and connected into a whole through embedding and injection molding.

Referring to fig. 3, 4, 7 and 8, the metal needle rubber core 2 is provided with a plurality of cup welding grooves 21, and the number of the cup welding grooves 21 is the same as that of the metal needles 1 and corresponds to one another. The metal needle rubber core 2 is further provided with two first positioning columns 22 and two first shaft holes 23, and the two first positioning columns 22 are respectively located on two sides of the rear end of the metal needle rubber core 2. The first shaft hole 23 is arranged at the lower end of the metal needle rubber core 2.

The left end of the metal needle rubber core 2 is connected with the plastic elastic sheet 3. The plastic elastic sheet 3 is provided with two first clamping holes 31, two second positioning columns 32 and two first clamping hooks 33, the two first clamping holes 31 are respectively arranged on two sides of the plastic elastic sheet 3, the second positioning columns 32 are arranged in the middle of the lower portion of the plastic elastic sheet 3, and the first clamping hooks 33 are arranged at the right end of the lower portion of the plastic elastic sheet 3.

The metal needle rubber core 2 is located all around to the lid, and the lid includes plastics upper cover 6 and plastics lower cover 7, and plastics upper cover 6 is equipped with first draw-in groove 61, second draw-in groove 62 and second trip 63, and the quantity of first draw-in groove 61 is four, and four first draw-in grooves 61 set up in the 6 left parts of plastics upper cover, and second draw-in groove 62 sets up in the 6 right parts of plastics upper cover, and second trip 63 sets up in the 6 middle part both sides of plastics upper cover and with plastics upper cover 6 integrated into one piece. The plastic lower cover 7 is provided with third hooks 71, second clamping holes 72 and third clamping grooves 73, the number of the third hooks 71 is two, and the two third hooks 71 are respectively positioned at the two ends of the left side of the plastic lower cover 7 and are integrally formed with the plastic lower cover 7; the number of the second clamping holes 72 is two, and the two second clamping holes 72 are respectively positioned at two ends of the middle part of the plastic lower cover 7; the third locking groove 73 is located in the middle of the plastic lower cover 7.

The network transmission line joint in this embodiment further includes metal shielding shell 8, and the inner wall at the left side both ends of metal shielding shell 8 is equipped with one respectively and detains angle 81, and the terminal surface is equipped with two fourth trips 82 respectively about the metal shielding shell 8 right part, and the right-hand member of metal shielding shell 8 is equipped with the tail and presss from both sides 83.

The TPTP cable 9 is internally provided with a plurality of core wires 91, and the number of the core wires 91 is the same as that of the metal needles 1 and corresponds to the metal needles 1 one by one. The ends of the core wire 91 are stripped of the sheath to provide stripped core wires 92. The embodiment also comprises an inner mold rubber core 10 of the joint sheath, which can improve the injection molding yield of the joint sheath 11.

The network transmission line connector in this embodiment further includes a flat cable clamp 4 for orderly positioning the cores 91 of the TP cable 9. The flat cable clamp 4 is provided with a plurality of core wire slots 42, the plurality of core wire slots 42 are horizontally arranged, and the number of the core wire slots 42 is the same as that of the metal pins 1 and corresponds to that of the metal pins 1. Two second shaft holes 41 are respectively arranged at the front end and the rear end of the flat cable clamp 4, and the second shaft holes 41 are horizontally arranged.

The second engaging groove 62 and the fourth engaging hook 82 are engaged and positioned, so that the plastic upper cover 6 can be connected to the metal shielding shell 8. The second hook 63 is engaged with the second hole 72, and the third hook 71 is engaged with the first hole 31; the third engaging groove 73 engages with the first hook 33. The second shaft hole 41 is sleeved with the first positioning post 22, and the second positioning post 32 is sleeved with the first shaft hole 23. The buckling angle 81 is buckled with the first buckling groove 61.

The plastic elastic sheet 3 in the embodiment can prevent the connector from falling off after being inserted into the socket; the flat cable clamp 4 is arranged so that the core wires 91 are fixed in the arrangement order of the core wires 91; the core wire internal mold rubber core 5 is formed between the flat TPTP cable 9 and the transmission line with the outer skin, so that the transmission line and the flat cable clamp 4 are connected into a whole, and the subsequent processing is convenient. The plastic upper cover 6 and the plastic lower cover 7 are used for covering and fastening the rubber core, the metal needle 1, the flat cable clamp 4 and the like. The arrangement of the metal shielding shell 8 can make the external electromagnetic wave interference of the internal core wire 91, and the data transmission of the wire rod is more stable. The TPTP cable 9 sheath is arranged for protecting the joint and facilitating the plugging and unplugging of the joint. The core wire groove 42 is used for placing the core wire 91. The core wire inner mold rubber core 5 is used for connecting the TPTP cable 9 and the flat cable clamp 4 to be fastened together for subsequent processing.

Referring to fig. 5 and 6, the solder peeling core wire 92 covered by the solder is also plated with tin material in the solder cup groove 21 of the metal pin 1 and the rubber core assembly in this embodiment, and then the peeling core wire 92 and the metal pin 1 are butt jointed in sequence and are hot-pressed and welded at high temperature, so that the two components plated with tin in advance are firmly connected into a whole, thereby eliminating the defect of poor connection of the conventional joint terminal and the core wire 91 through piercing connection.

The above description is only an example of the present invention, and the detailed technical solutions and/or characteristics known in the solutions are not described too much here. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. A network transmission line connector comprises a metal needle, and is characterized in that: the metal needle rubber core, the cover body and the elastic sheet are also included; the metal needles comprise four groups; each group comprises two metal needles which are arranged in a vertically staggered manner; four groups of metal needles are arranged in parallel; the four groups of metal needles are respectively connected with the metal needle rubber core; the cover body is arranged around the metal needle rubber core; one end of the metal needle is welded with the core wire of the cable, and the other end of the metal needle is connected with the elastic sheet.

2. A network transmission line junction according to claim 1, wherein: the metal needle and the metal needle rubber core are connected into a whole in a manner of embedding and injection molding.

3. A network transmission line junction according to claim 1, wherein: the cover body comprises an upper cover and a lower cover, and the upper cover and the lower cover are respectively positioned at the upper end and the lower end of the metal needle rubber core.

4. A network transmission line junction according to claim 3, wherein: the upper cover and the lower cover are clamped.

5. A network transmission line junction according to claim 1, wherein: still include the metal shielding shell, the metal shielding shell is located the lid outside.

6. A network transmission line junction according to claim 5, wherein: the flat cable clamp is connected with a core wire of the cable.

7. A network transmission line junction according to claim 6, wherein: still include heart yearn centre form rubber core, heart yearn centre form rubber core is located between flat cable clamp and the cable and is connected with the cable.

8. A network transmission line junction according to claim 7, wherein: the connector comprises a metal shielding shell and is characterized by further comprising a connector sheath, wherein the connector sheath is connected with the metal shielding shell.

9. A network transmission line junction according to claim 8, wherein: the cable connector also comprises a joint sheath internal mold rubber core, wherein the joint sheath internal mold rubber core is positioned in the joint sheath, and two ends of the joint sheath internal mold rubber core are respectively connected with the cable.

10. A network transmission line junction according to claim 6, wherein: the flat cable clamp is provided with a plurality of core wire grooves for placing core wires.