CN218632684U

CN218632684U - Signal converter capable of stably transmitting and receiving signals

Info

Publication number: CN218632684U
Application number: CN202223325954.9U
Authority: CN
Inventors: 张秀霞
Original assignee: Dongguan Boyye Industrial Co ltd
Current assignee: Dongguan Boyye Industrial Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-03-14
Anticipated expiration: 2032-12-12

Abstract

The utility model relates to the technical field of signal processing, in particular to a signal converter capable of stably receiving and transmitting signals, which comprises a shell, wherein the shell is provided with a power connection port, a processing module and a plurality of wiring ports, each wiring port comprises a shielding shell and a signal transmission piece arranged in the shielding shell, the shielding shell is inserted into the shell, the signal transmission piece is in signal connection with the processing module, hollow holes are respectively arranged at two sides of the shielding shell, guide strips are arranged in the hollow holes, and the guide strips are used for being collided with external plugs to form limiting plugs; the top and the bottom of shielding shell are provided with spacing hole respectively, spacing downthehole metal shrapnel that is provided with, and metal shrapnel's one end is connected in the inner wall in spacing hole, and other end fretwork sets up, and metal shrapnel's the other end is provided with and is used for the conflict portion that the process stretches into in the shielding shell. The utility model discloses an improve the structure of port for be connected between port and the plug more stable and reliable, thereby guaranteed signal transmission's stability.

Description

Signal converter capable of stably transmitting and receiving signals

Technical Field

The utility model belongs to the technical field of the signal processing technique and specifically relates to indicate a stable signal converter of receiving and dispatching signal.

Background

The signal converter is a device for converting between analog signals and digital signals, and is widely applied to various occasions. And the signal converter is connected with an external plug through a port to realize data interaction.

The existing connection technology between the port and the connector has the advantages that the signal accuracy, distortion processing and the like are very mature, but due to technical reasons, the plug and the port are inevitably subjected to tolerance, so that poor contact between the plug and the port is easy to occur, and the phenomenon of unstable signal transmission occurs.

Disclosure of Invention

The utility model discloses problem to prior art provides a stable signal converter of receiving and dispatching signal, through the structure of improving the port for be connected between port and the plug more stable and reliable, thereby guaranteed signal transmission's stability.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a pair of stable signal converter of receiving and dispatching signal, which comprises a housin, the casing is provided with connects electric port, processing module and a plurality of wiring port, connects electric port and a plurality of wiring port and all is connected with the control module electricity, the wiring port includes the shielding shell and sets up the signal transmission spare in the shielding shell, and the shielding shell is pegged graft in the casing, and signal transmission spare and processing module signal connection, the both sides of shielding shell are provided with the fretwork hole respectively, have the guide strip in the fretwork hole, and the guide strip is used for conflicting with external plug with spacing plug; the top and the bottom of shielding shell are provided with spacing hole respectively, and spacing downthehole metal shrapnel that is provided with, and the one end of metal shrapnel is connected in the inner wall in spacing hole, and other end fretwork setting, metal shrapnel's the other end are provided with and are used for the conflict portion that the abrupt stretch into in the shielding shell.

Further, the shielding case includes roof, bottom plate and two connecting portion, and two connecting portion all set up between roof and bottom plate and are located signal transmission spare both sides respectively, and connecting portion include vertical portion and kink, and the both ends of vertical portion are connected respectively in roof and kink, and the kink is connected in the bottom plate, and the width of roof is greater than the width of bottom plate.

Furthermore, both sides of shielding shell are provided with ground connection respectively and participate in and locating part, and two locating parts all are located the ground connection of both sides and participate in between, and the locating part is used for participating in with ground connection and contradicts in order to prevent that ground connection from participating in the deformation, and the locating part still is used for holding kink and vertical portion junction.

Preferably, each side of the shielding shell is provided with two grounding pins and two bending parts, and the grounding pins and the bending parts are arranged in a staggered mode.

Furthermore, the processing module comprises a conversion chip, an input circuit and an output circuit, the conversion chip is connected to the wiring port through the input circuit/output circuit, the input circuit comprises an input amplifier tube and an input filter, the amplifier tube is connected to the signal transmission piece and used for amplifying the signal input by the signal transmission piece, and the input filter is used for filtering the amplified signal and then transmitting the signal to the conversion chip.

Furthermore, the output circuit comprises an output filter, and the output filter is used for filtering the signal output by the conversion chip and then transmitting the signal to the wiring port.

Furthermore, the number of the input circuits is multiple, the multiple input circuits are respectively connected to different pins of the conversion chip, and each input circuit is respectively connected to different wiring ports.

The utility model has the advantages that: the utility model discloses a be provided with the guide strip respectively in shielding case both sides to be equipped with metal shrapnel respectively in shielding case top and bottom, aim at and contradict with signal transmission spare through guide strip guide plug, force the plug can not the luffing motion by metal shrapnel, guarantee that the wiring port can reliably be connected with the plug, with assurance signal receiving and dispatching is stable.

Drawings

Fig. 1 is a schematic view of the present invention.

Fig. 2 is a schematic diagram of the internal circuit distribution of the present invention.

Fig. 3 is a schematic diagram of the connection port of the present invention.

Fig. 4 is another schematic view of the connection port of the present invention.

Reference numerals: 1-casing, 2-connect the electric port, 3-processing module, 4-wiring port, 5-infrared interface, 6-shielding shell, 7-signal transmission spare, 31-conversion chip, 32-input circuit, 33-output circuit, 34-input amplifier tube, 35-input filter, 61-fretwork hole, 62-guide strip, 63-spacing hole, 64-metal shrapnel, 65-conflict portion, 66-roof, 67-bottom plate, 68-connecting portion, 71-injection molding, 72-terminal, 681-vertical portion, 682-kink, 683-ground pin, 684-locating part.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, the utility model provides a signal converter for stable receiving and transmitting signals, including casing 1, casing 1 is provided with connects electric port 2, processing module 3 and a plurality of wiring port 4, connects electric port 2 and a plurality of wiring port 4 and all is connected with the control module electricity, wiring port 4 includes shielding shell 6 and sets up signal transmission piece 7 in shielding shell 6, and shielding shell 6 pegs graft in casing 1, and signal transmission piece 7 is connected with processing module 3 signal, and shielding shell 6's both sides are provided with fretwork hole 61 respectively, have guide strip 62 in fretwork hole 61, and guide strip 62 is used for conflicting with external plug with spacing plug; the top and the bottom of shielding shell 6 are provided with spacing hole 63 respectively, are provided with metal shrapnel 64 in the spacing hole 63, and the one end of metal shrapnel 64 is connected in the inner wall in spacing hole 63, and other end fretwork sets up, and the other end of metal shrapnel 64 is provided with the conflict portion 65 that is used for the projection to go into in the shielding shell 6.

In actual use, the number of the wiring ports 4 is six, five of the wiring ports are input ports, and the other one of the wiring ports is an output port; and the guide strip 62 is disposed obliquely from one end near the opening of the connection port 4 to the other end, the oblique direction being inclined inwardly toward the connection port 4. That is, when the plug is inserted into the connection port 4, since the width of the plug is smaller than the aperture of the connection port 4, the plug can swing left and right or left after being inserted into the connection port 4, but the guide strip 62 of the present invention can guide the plug to move toward the middle along with the depth of being inserted into the connection port 4, and after the plug is inserted, the plug is limited by the guide strip 62 and kept in the middle without swinging left and right; in addition, because shielding shell 6 top and bottom are respectively by metal shrapnel 64, play the effect of exerting the elasticity to the plug, let the plug insert behind wiring port 4 and contradict by metal shrapnel 64 and realize the location to let the plug accurately contradict with the signal transmission spare 7 of wiring port 4, guaranteed signal transmission's stability.

The signal transmission part 7 described in this embodiment is composed of an injection molding part 71 and a plurality of terminals 72, and the plurality of terminals 72 are embedded in the injection molding part 71, so that a positioning effect is achieved; when the injection molding piece 71 is abutted to the plug, the terminals 72 abut to the corresponding positions of the plug respectively, the one-to-one abutting conductive effect is achieved, and the injection molding piece 71 can prevent the adjacent terminals 72 from contacting to cause short circuit.

In this embodiment, the shielding shell 6 includes a top plate 66, a bottom plate 67 and two connecting portions 68, the two connecting portions 68 are both disposed between the top plate 66 and the bottom plate 67 and located at two sides of the signal transmission member 7, the connecting portions 68 include an upright portion 681 and a bent portion 682, two ends of the upright portion 681 are connected to the top plate 66 and the bent portion 682, the bent portion 682 is connected to the bottom plate 67, and a width of the top plate 66 is greater than a width of the bottom plate 67.

The top plate 66 and the bottom plate 67 are arranged to be of structures with unequal widths, and the connection between the top plate and the bottom plate is realized through the non-straight connecting part 68, so that the shielding shell 6 is of an irregular structure, the effect of preventing reverse insertion is achieved, and the effect of supporting the plug by the matching of the connecting part 68 when the plug is inserted so as to avoid loosening is also ensured.

Specifically, two sides of the shielding shell 6 are respectively provided with a grounding pin 683 and a limiting member 684, the two limiting members 684 are both located between the grounding pins 683 on the two sides, the limiting member 684 is used for abutting against the grounding pin 683 to prevent the grounding pin 683 from deforming, and the limiting member 684 is also used for supporting a connection position between the bending portion 682 and the vertical portion 681; the position-limiting members 684 are specifically disposed perpendicular to the ground pins 683.

The grounding pin 683 is connected with the shell 1, so that the electric connection port 2 and the plug cannot be burnt when the interface is in short circuit, and the shielding effect is realized; the position-limiting members 684 serve to support the grounding pins 683, thereby preventing the grounding pins 683 from bending during installation or after long-term use and affecting the shielding effect.

Preferably, each side of the shielding shell 6 has two grounding pins 683 and two bent portions 682, and the grounding pins 683 are staggered with the bent portions 682.

In this embodiment, the processing module 3 includes a conversion chip 31, an input circuit 32 and an output circuit 33, the conversion chip 31 is connected to the connection port 4 through the input circuit 32/the output circuit 33, the input circuit 32 includes an input amplifier tube 34 and an input filter 35, the amplifier tube is connected to the signal transmission element 7 and is used for amplifying the signal input by the signal transmission element 7, and the input filter 35 is used for filtering the amplified signal and transmitting the signal to the conversion chip 31.

Specifically, the output circuit 33 includes an output filter, and the output filter is configured to filter the signal output by the conversion chip 31 and transmit the filtered signal to the connection port 4.

Specifically, the number of the input circuits 32 is plural, the plural input circuits 32 are respectively connected to different pins of the conversion chip 31, and each input circuit 32 is respectively connected to different connection ports 4.

The conversion chip 31 may be conventional LT8912B, PW5100 or DAC0832, etc., which does not belong to the protection scope of the present invention; the input filter 35, preferably an RC filter, is arranged on the input circuit 32, and the RC filter is also arranged on the output circuit 33 as an output filter, so that signals can be filtered during input/output, thereby ensuring the reliability and stability of the signals; in addition, the input circuit 32 further has an amplifier tube, which plays a role of amplifying the signal and transmitting the amplified signal to the conversion chip 31 for identification, so that the conversion signal output by the conversion chip 31 has higher fidelity.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.

Claims

1. The utility model provides a stable signal converter of receiving and dispatching signal, includes the casing, the casing is provided with connects electric port, processing module and a plurality of wiring port, connects electric port and a plurality of wiring port and all is connected its characterized in that with control module electricity: the wiring port comprises a shielding shell and a signal transmission piece arranged in the shielding shell, the shielding shell is inserted into the shell, the signal transmission piece is in signal connection with the processing module, hollow holes are respectively formed in two sides of the shielding shell, guide strips are arranged in the hollow holes, and the guide strips are used for abutting against an external plug to limit the plug; the top and the bottom of shielding shell are provided with spacing hole respectively, and spacing downthehole metal shrapnel that is provided with, and the one end of metal shrapnel is connected in the inner wall in spacing hole, and other end fretwork setting, metal shrapnel's the other end are provided with and are used for the conflict portion that the abrupt stretch into in the shielding shell.

2. The transceiver-signal-stabilized signal converter according to claim 1, wherein: the shielding shell comprises a top plate, a bottom plate and two connecting parts, wherein the two connecting parts are arranged between the top plate and the bottom plate and are respectively located on two sides of the signal transmission part, each connecting part comprises a vertical part and a bent part, two ends of the vertical part are respectively connected to the top plate and the bent parts, the bent parts are connected to the bottom plate, and the width of the top plate is larger than that of the bottom plate.

3. The transceiver-signal-stabilized signal converter of claim 2, wherein: the both sides of shielding shell are provided with ground connection respectively and participate in and locating part, and two locating parts all are located the ground connection of both sides and participate in between, and the locating part is used for participating in the conflict in order to prevent that ground connection from participating in the deformation with ground connection, and the locating part still is used for holding kink and vertical portion junction.

4. The transceiver-signal-stabilized signal converter of claim 3, wherein: each side of the shielding shell is provided with two grounding pins and two bending parts, and the grounding pins and the bending parts are arranged in a staggered mode.

5. The transceiver-signal-stabilized signal converter according to claim 1, wherein: the processing module comprises a conversion chip, an input circuit and an output circuit, the conversion chip is connected to the wiring port through the input circuit/the output circuit, the input circuit comprises an input amplifying tube and an input filter, the amplifying tube is connected to the signal transmission piece and used for amplifying signals input by the signal transmission piece, and the input filter is used for filtering the amplified signals and then transmitting the amplified signals to the conversion chip.

6. The transceiver-signal-stabilized signal converter of claim 5, wherein: the output circuit comprises an output filter, and the output filter is used for filtering the signal output by the conversion chip and then transmitting the signal to the wiring port.

7. The transceiver-signal-stabilized signal converter of claim 5, wherein: the number of the input circuits is multiple, the input circuits are respectively connected to different pins of the conversion chip, and each input circuit is respectively connected to different wiring ports.