CN209963447U

CN209963447U - USB transmission line with signal amplification function

Info

Publication number: CN209963447U
Application number: CN201920875688.6U
Authority: CN
Inventors: 邱秋林
Original assignee: Dongguan Shi Ying Electronics Co Ltd
Current assignee: Dongguan Shi Ying Electronics Co Ltd
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-01-17
Anticipated expiration: 2029-06-10

Abstract

The utility model discloses a USB transmission line with signal amplification function, which comprises a cable, a first joint and a second joint which are electrically connected with the two ends of the cable and a repeater which is electrically connected with the cable, wherein the repeater comprises a circuit board, a processing chip for regenerating and amplifying input signals and a light-emitting element which can indicate the signal transmission state are arranged on the circuit board, an inner shell is sleeved outside the circuit board of the repeater, an outer shell with a light-transmitting part is formed outside the inner shell and the cable by embedding and ejecting secondary molding, the light-transmitting part is aligned with the light-emitting element, which is different from the common assembly shell which adopts a bottom shell and an upper cover assembly mode, the structural design of the outer shell can be produced by only one set of mould, not only can simplify the process and the number of the used by the mould, but also does not need manual assembly, and the light-transmitting part is preformed on the outer shell, the assembling procedure and the condition of poor assembling caused by human factors can be reduced, and the aim of reducing the production cost is further fulfilled.

Description

USB transmission line with signal amplification function

Technical Field

The utility model provides a USB transmission line of utensil signal amplification function indicates especially that cable electric connection's repeater contains the circuit board to cup joint the interior casing in the circuit board outside and bury again and jet out the shell body that post forming has the printing opacity portion, be different from the mode of general assembly shell, can simplify the cover number that processing procedure and mould used, and then reach reduction in production cost's purpose.

Background

Nowadays, electronic technology is growing at a new and growing speed, so that the form of computers has been developed into notebook computers, tablet computers and the like which are small in size and convenient to carry, and are ubiquitous in every corner of society, when a user wants to perform data transmission or connect with other interface devices, an interface device interface is required, and the common interface device interface is most popular and widely used by the public, still uses a Universal Serial Bus (USB) as a mainstream, and uses the USB to have a function of supporting hot plug and play, so that the use is simpler and more convenient.

In addition, in the transmission line used in the current consumer electronic product, usually, the plug connector and the socket connector are mated and butted, and various signals and power are transmitted to the control circuit through the circuit board to execute the corresponding operation function, and in the application of products such as personal computers and industrial operation platforms, because the USB controller is mostly integrated in the Central Processing Unit (CPU) of the main system, the USB controller is located far away from the edge of the circuit board or the machine board, not only the signal transmission distance is increased, but also the signal strength is decreased with the increase of the transmission length when the USB signal is transmitted through the transmission line and the electronic product, generally, the repeater is used to provide the functions of signal reforming and gain amplification to solve the attenuation problem caused by the long-distance transmission of the signal, and the transmission line is applicable to the audio-visual engineering (such as digital network and image transmission), Audio, multimedia conference systems, etc.), shopping malls, exhibitions, etc.

The two ends of the cable of the transmission line are electrically connected with a first joint and a second joint, the cable is provided with a repeater, the repeater comprises an insulating shell and a circuit board accommodated in the insulating shell, the circuit board is provided with a processing chip, a light-emitting element and the like, the circuit board is electrically connected with the first joint and the second joint through the cable respectively, and an assembly shell is combined outside the circuit board and the cable.

SUMMERY OF THE UTILITY MODEL

The main object of the present invention is to provide a repeater, wherein the repeater electrically connected between the first connector and the second connector comprises a circuit board, the circuit board is provided with a processing chip for amplifying the input signal and a light emitting device for indicating the signal transmission status, the circuit board of the repeater is externally sleeved with an inner shell, the inner shell and the cable are externally formed with an outer shell having a light-transmitting portion by using a secondary embedding and injection molding, and the light-transmitting portion is aligned with the light emitting device, which is different from the assembly method of the general assembly shell using a bottom shell and an upper cover, the outer shell structure design can be produced by only one set of mold, which not only simplifies the number of processes and molds, but also does not need manual assembly, and the outer shell is preformed with a light-transmitting portion, and does not need to be additionally assembled with a light guide member, thereby reducing the poor assembly caused by the assembly process and human factors, thereby achieving the purpose of simplifying the manufacturing process and reducing the production cost.

In order to achieve the above object, the present invention provides a USB transmission line with signal amplification function, including a cable, a first connector and a second connector electrically connected to both ends of the cable, and a repeater electrically connected to the cable and between the first connector and the second connector, wherein the repeater includes a circuit board, and the circuit board is provided with a processing chip for regenerating and amplifying an input signal and a light emitting element for indicating a signal transmission state, wherein:

the outer part of the circuit board of the repeater is sleeved with an inner shell, and an outer shell with a light-transmitting part is formed outside the inner shell and the cable through secondary embedding and injection molding, and the light-transmitting part is aligned to the light-emitting element.

In an embodiment of the present invention, the cable includes a plurality of core wires, and a butt-joint portion and a terminal set passing through the butt-joint portion are respectively disposed at the front of the connector body of the first connector and the second connector, and the terminal set is respectively welded to two ends of the plurality of core wires.

In an embodiment of the present invention, the connector bodies of the first and second connectors are covered with shielding cases, and the shielding cases of the first and second connectors and the cable are embedded and injected to form an integrated insulating housing.

In an embodiment of the present invention, two sides of the insulating housing of the second joint are provided with lugs extending outwards, and two lugs are provided with screw holes and screws inserted into the screw holes.

In an embodiment of the present invention, the cable includes a first transmission line pair and a second transmission line pair of a plurality of core lines, and a first welding portion and a second welding portion are respectively disposed on the circuit board of the repeater for welding the first transmission line pair and the second transmission line pair thereon.

In an embodiment of the present invention, the light emitting element of the relay is a light emitting diode.

In one embodiment of the present invention, the inner housing of the repeater has an opening aligned with the light emitting element.

In an embodiment of the present invention, the inner housing of the repeater is a heat shrink tube or a heat shrink film.

In an embodiment of the present invention, the outer casing of the relay is formed by performing the light-transmitting portion by a mold in an insert-injection manner and then performing a secondary molding process.

In an embodiment of the present invention, the light-transmitting portion is a light guiding pillar.

Drawings

Fig. 1 is an exploded view of the USB transmission line of the present invention.

Fig. 2 is a schematic diagram of the USB transmission line of the present invention before forming.

Fig. 3 is a schematic diagram of the USB transmission line of the present invention after being formed.

Fig. 4 is a schematic view of the first joint of the present invention.

Fig. 5 is a schematic view of a second joint according to the present invention.

Reference numerals indicate 1-cable; 1 a-a first transmission line pair; 1 b-a second transmission line pair; 11-a core wire; 2-a first joint; 21-a connector body; 211-a docking station; 212-terminal set; 22-a shielding housing; 23-an insulating housing; 230-a docking space; 231-a lug; 232-screw hole; 233-screws; 3-a second linker; 31-a connector body; 311-a docking station; 312-terminal set; 32-a shielding housing; 33-an insulating housing; 4-a repeater; 41-a circuit board; 411 — first weld; 412-a second weld; 42-a processing chip; 43-a light emitting element; 44-an inner housing; 441-opening a hole; 45-outer shell; 451-a light-transmitting portion; 4511-light guide post; 452-die orifice.

Detailed Description

To achieve the above objects and advantages, the present invention provides a technical solution and a structure thereof, which are described in detail below with reference to the preferred embodiments of the present invention.

Please refer to fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, which are respectively an exploded schematic view of the USB transmission line, a schematic view of the USB transmission line before molding, a schematic view after molding, a schematic view of the first connector, and a schematic view of the second connector of the present invention, as can be clearly seen from the drawings, the USB transmission line with signal amplification function of the present invention includes a cable 1, a first connector 2, a second connector 3, and a repeater 4, wherein:

the cable 1 comprises a plurality of core wires 11, a first joint 2 and a second joint 3 are respectively and electrically connected to two ends of the cable 1, the cable 1 is electrically connected with a repeater 4 between the first joint 2 and the second joint 3, wherein a butt joint part 211 with a suspended tongue plate is arranged in front of a connector body 21 of the first joint 2, an exposed terminal group 212 is arranged on the surface of the tongue plate in a penetrating way, a shielding shell 22 covers the exterior of the connector body 21, and an insulating shell 23 is integrally formed outside the shielding shell 22 and the cable 1 in an embedding and ejecting way by utilizing a mold so as to form a female head conforming to USB standard specification (Type A or C); in addition, the second connector 3 also has a connector body 31, and the exposed terminal set 312 is disposed on the surface of the butt-joint portion 311 (such as the base) of the connector body 31, and the exterior of the connector body 31 is covered with the shielding shell 32, and then the shielding shell 32 and the exterior of the cable 1 can also be integrally formed with the insulating housing 33, and the second connector 3 is a male connector with different specifications from the first connector 2, and is best implemented as a male connector conforming to the USB standard specification (Type a or C), but not limited thereto, and can also be a male connector or a female connector conforming to the Mini or Micro USB specification, so the following description is provided together and is set forth in the following description of the present application.

Furthermore, two sides of the insulating housing 23 of the first connector 2 are provided with lugs 231 extending outwards, and a butt space 230 for exposing the connector body 31 is formed between the two lugs 231, and the lugs 231 are provided with screw holes 232 and screws 233 screwed into the screw holes 232, so as to form a U-shaped head capable of being locked.

As shown in fig. 2, the cable 1 includes a first transmission line pair 1a and a second transmission line pair 1b, and the first transmission line pair 1a and the second transmission line pair 1b are connected to each other through a repeater 4, the repeater 4 includes a circuit board 41, and a first soldering portion 411, a second soldering portion 412, a processing chip 42 and a light emitting element 43 are disposed on a surface of the circuit board 41, and the processing chip 42 is electrically connected to the first soldering portion 411, the second soldering portion 412 and the light emitting element 43 through wires to form an electrically conductive path, so that one end of a plurality of core wires 11 of the first transmission line pair 1a can be soldered to the terminal set 212 of the first connector 2 exposed behind the connector body 21, and the other end of each core wire 11 is soldered to the first soldering portion 411 of the circuit board 41, and one end of a plurality of core wires 11 of the second transmission line pair 1b can be soldered to the terminal set 312 of the second connector 3 exposed behind the connector body 31, then, the other end of each core wire 11 is soldered to the second soldering portion 412 of the circuit board 41, so as to complete the assembly of the USB transmission line semi-finished product of the present invention.

In this embodiment, the outer portion of the circuit board 41 of the repeater 4 is further sleeved with an inner housing 44 (such as a heat shrinkable tube or a heat shrinkable film) having an opening 441, and after the opening 441 is aligned with the light emitting element 43, an outer housing 45 is integrally formed outside the inner housing 44 and the cable 1 by a mold in an embedding and injecting manner, and the outer housing 45 is provided with a light transmitting portion 451 aligned with the light emitting element 43, and the outer housing 45 is formed by performing the light transmitting portion 451 in an embedding and injecting manner by a mold and then performing a secondary molding, wherein the light transmitting portion 451 is preferably a light guiding pillar 4511, and a plurality of mold holes 452 are formed at the periphery of the light transmitting portion 451 to facilitate the secondary molding by the mold.

When the utility model is used, the first connector 2 of the cable 1 is first connected to the inner wall of the casing, panel, mechanism baffle or back plate of the electronic product in a locking manner, the two lugs 231 of the insulating casing 33 are respectively abutted against the casing or the panel in the locking manner, and the screw 233 passes through the through hole of the casing or the panel and then is screwed into the screw hole 232 of the lug 231 to be locked and fixed into a whole, the second connector 3 of the cable 1 is abutted against the interface matched with the main board or the circuit board and is inserted into the socket connector by the connector body 21, and the terminal set 212 is respectively abutted against and contacted with the corresponding terminal set on the base to form an electrical connection, when the transmission line or the plug connector of another electronic product is inserted into the first connector 2 and is abutted against and contacted with the terminal set 212 of the connector body 21 to form an electrical connection, the cable can be respectively connected to the transmitting end and the other electronic product by the USB transmission line, so as to transmit power and signals.

In the process of transmitting signals, the USB transmission line can transmit signals from the transmitting end to the repeater 4 through the second connector 3 and the second transmission line pair 1b of the cable 1, and the processing chip 42, the electronic device, etc. on the circuit board 41 regenerates and amplifies the input signals, i.e. the original signals are amplified and shaped, and then transmitted to another electronic product through the first transmission line pair 1a and the first connector 2 of the cable 1, so that the repeater 4 can provide the functions of signal reforming and gain amplification, so that the signals can be transmitted on the cable 1 for a long distance without being limited by the effective transmission length of the transmission line, and light can be projected to the light-transmitting portion 451 of the housing 45 through the light-emitting device 43 (such as a light-emitting diode) to indicate the signal transmission state.

Furthermore, the utility model discloses a repeater 4 is for having cup jointed interior casing 44 outside circuit board 41, and utilize the mould in interior casing 44 outside in order to imbed the shell body 45 that jets out the post forming and have the printing opacity portion 451, be different from the mode that general assembly shell was for adopting the drain pan, upper cover assembly, need utilize two sets of moulds and equipment processing procedure production, the structural design of this kind of shell body 45 only needs one set of mould can be produced, not only can simplify processing procedure and mould and use the cover number, also need not carry out manual assembly, and it has printing opacity portion 451 to carry out the preforming on shell body 45, also need not to assemble in addition the leaded light component, with the bad condition of equipment that reduces equipment procedure and human factor and causes, and then reach the purpose of simplifying the processing procedure and reducible manufacturing cost.

The utility model discloses mainly to cable 1 in first joint 2 and second joint 3 between electric connection's repeater 4 contain circuit board 41, and be equipped with processing chip 42 and light emitting component 43 on circuit board 41, and repeater 4's circuit board 41 outside has cup jointed interior casing 44, and it has shell body 45 to utilize to bury in interior casing 44 outside and jet out the post forming, be different from general assembly shell for adopting the drain pan, the mode of upper cover equipment, this kind of shell body 45's structural design only needs one set of mould can produce, not only can simplify the processing procedure and mould and use the cover number, also need not carry out manual work equipment, and it has printing opacity portion 451 to take shape in advance on shell body 45, also need not assemble in addition leaded light component, with the condition that has the equipment badness that reduces assembly procedure and human factor to cause, and then reach the purpose of simplifying the processing procedure and can reduce in production cost.

The above detailed description is directed to a preferred embodiment of the present invention, but the present invention is not limited thereto, and other equivalent variations and modifications which do not depart from the spirit of the invention should be construed as being included therein.

Claims

1. A USB transmission line with signal amplification function comprises a cable, a first joint and a second joint which are electrically connected with two ends of the cable, and a repeater which is electrically connected on the cable and is arranged between the first joint and the second joint, wherein the repeater comprises a circuit board, and a processing chip for regenerating and amplifying an input signal and a light-emitting element for indicating a signal transmission state are arranged on the circuit board, and the USB transmission line is characterized in that:

2. The USB transmission line with signal amplification function of claim 1, wherein the cable comprises a plurality of core wires, and the first connector and the second connector are respectively provided with a butt-joint portion and a terminal set passing through the butt-joint portion at the front of the connector body, and the terminal sets are respectively welded to two ends of the plurality of core wires.

3. The USB transmission line with signal amplification function as claimed in claim 2, wherein the first connector and the second connector are covered with shielding cases respectively at the outer part of the connector body, and the shielding cases of the first connector and the second connector and the outer part of the cable are integrally formed with an insulating housing by insert molding.

4. The USB transmission line with signal amplification function as claimed in claim 3, wherein the second connector has two sides of the insulating housing with lugs extending outwards, and two lugs are provided with screw holes and screws inserted into the screw holes.

5. The USB transmission line with signal amplification function of claim 1, wherein the cable comprises a first transmission line pair and a second transmission line pair of a plurality of core wires, and a first soldering portion and a second soldering portion are respectively disposed on the circuit board of the repeater for soldering the first transmission line pair and the second transmission line pair.

6. The USB transmission line with signal amplification function of claim 1, wherein the light emitting device of the repeater is a light emitting diode.

7. The USB transmission line with signal amplification function as claimed in claim 1, wherein the inner housing of the repeater has an opening aligned with the light emitting element.

8. The USB transmission line with signal amplification function of claim 1, wherein the inner housing of the repeater is a heat shrink tube or a heat shrink film.

9. The USB transmission line with signal amplification function as claimed in claim 1, wherein the outer shell of the repeater is formed by pre-molding the light-transmitting portion by a mold in an insert-injection manner and then performing a secondary molding.

10. The USB transmission line with signal amplification function of claim 9, wherein the light-transmitting portion is a light-guiding pillar.