CN217469945U

CN217469945U - Photoelectric transmission device

Info

Publication number: CN217469945U
Application number: CN202123318453.3U
Authority: CN
Inventors: 殷瑞麟; 王远; 方生金; 李治民; 李伟健; 何建云; 刘小乐
Original assignee: Shenzhen Oulingke Communication Technology Co ltd
Current assignee: Shenzhen Oulingke Communication Technology Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-09-20
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a photoelectric transmission device relates to photoelectric conversion technical field. In order to solve current photoelectric transmission device and generally transmit for the copper cable, have the short problem of transmission distance, specifically disclose including: upper cover and lower cover still include: the heat dissipation rubber mat is arranged on the lower cover, the heat dissipation rubber mat is arranged on the photoelectric conversion circuit board and the lower cover, the electric connector is simultaneously arranged on the upper cover and the lower cover, the photoelectric conversion module is connected with the electric connector, the upper cover is arranged on the lower cover through a bolt, the FA-MT tail fibers arranged on the photoelectric conversion circuit board replace the existing copper cable, and the problem that the existing copper cable is short in transmission distance is solved.

Description

Photoelectric transmission device

Technical Field

The utility model relates to a photoelectric conversion technology field, in particular to photoelectric transmission device.

Background

The photoelectric conversion device is divided into a hundred-megabyte optical fiber transceiver and a gigabit optical fiber transceiver, is a fast Ethernet, has the data transmission rate of 1Gbps, still adopts an access control mechanism of CSMA/CD and is compatible with the existing Ethernet, under the support of a wiring system, the original fast Ethernet can be smoothly upgraded, the original investment of a user can be fully protected, the gigabit network technology becomes a preferred technology for newly-built networks and transformation, and the performance requirement of a comprehensive wiring system is also improved. Related brands comprise manufacturers such as TP-link, TC-net, three-way communication, Chinese-character communication and the like, wherein industrial grades also have commercial types, and the parameter indexes of the common commercial types are lower and the range is narrower; the industrial grade performance is better, and the method is suitable for industrial environment. The optical-to-electrical converter is an ethernet transmission medium conversion unit for interchanging a short-distance twisted pair electrical signal and a long-distance optical signal, and mainly converts the optical signal into the electrical signal by using the photoelectric effect. When signals are transmitted in a long distance, the optical fibers are adopted for transmission, the transmission bandwidth of the optical fibers is wide, the stability is good, electric signals generated by a computer, a telephone, a fax or the like need to be converted into optical signals to be transmitted in the optical fibers, and a photoelectric converter is needed to be used, and can convert the electric signals into the optical signals and also can convert the optical signals into the electric signals. The existing photoelectric transmission device generally uses a copper cable for transmission, and has the problem of short transmission distance.

SUMMERY OF THE UTILITY MODEL

The utility model relates to a solve current photoelectric transmission device and have the short problem of transmission distance. The utility model provides a photoelectric transmission device.

The technical scheme of the utility model including upper cover and lower cover, still include: the photoelectric conversion circuit board is provided with the heat dissipation rubber mat, the electric connector is simultaneously installed on the upper cover and the lower cover, the photoelectric conversion module is connected with the electric connector, and the upper cover is installed on the lower cover through a bolt.

Preferably, the photoelectric conversion module includes: photoelectric conversion circuit board, arc, rigid-flex board, electric chip, optical chip and FA-MT tail optical fiber, install respectively on photoelectric conversion circuit board and rigid-flex board at the both ends of arc, rigid-flex board uses with the electric connector cooperation, and photoelectric conversion circuit board installs on the heat dissipation cushion, and the last equipartition of photoelectric conversion circuit board is provided with a plurality of electric chips and a plurality of optical chip, install FA-MT tail optical fiber on the photoelectric conversion circuit board.

Preferably, the rigid-flex board is provided with a circular hole for being matched and connected with an electrical connector.

Preferably, the photoelectric conversion circuit board includes: the photoelectric conversion device comprises an electrical interface unit, a micro control unit, a photoelectric conversion unit and an optical interface unit, wherein the micro control unit is used for controlling the photoelectric conversion unit, the control signal input and output end of the micro control unit is connected with the control signal input and output end of the photoelectric conversion unit, the electrical signal output end of the electrical interface unit is connected with the electrical signal input end of the photoelectric conversion unit, the received electrical signal is converted into an optical signal by the photoelectric conversion unit, the optical signal output end of the photoelectric conversion unit is connected with the optical signal input end of the optical interface unit, the optical signal output end of the optical interface unit is connected with the optical signal input end of the photoelectric conversion unit, the received optical signal is converted into an electrical signal by the photoelectric conversion unit, and the electrical signal output end of the photoelectric conversion unit is connected with the electrical signal input end of the electrical interface unit.

Preferably, the photoelectric conversion unit includes: light emission time drive module, VCSEL array, current conversion module and PD array, electrical interface unit's the signal of telecommunication output end links to each other with light emission time drive module's the signal of telecommunication input end, light emission time drive module turns into light signal with received electric signal, light emission time drive module is used for driving the VCSEL array, the VCSEL array links to each other with light interface unit, light interface unit's light signal output end links to each other with current conversion module's light signal input end, current conversion module is used for driving the PD array, the PD array links to each other with current conversion module, current conversion module converts received light signal into the signal of telecommunication, current conversion module's the signal of telecommunication output end links to each other with electrical interface unit's the signal of telecommunication input end.

Preferably, the FA-MT pigtail comprises: the photoelectric conversion circuit board comprises a circuit board connecting block, a first connecting head, a second connecting head and a fixing clamp, wherein the circuit board connecting block is installed on the photoelectric conversion circuit board, the circuit board connecting block is connected with the first connecting head through optical fibers, and the first connecting head and the second connecting head are matched through the fixing clamp for use.

Preferably, the second connector is provided with an armoured cable.

Preferably, a protective cover is provided on the photoelectric conversion circuit board.

A photoelectric transmission device in, replace current copper cable through FA-MT tail optical fiber and transmit, transmission distance is far away, has solved the short problem of current photoelectric transmission device transmission distance.

Drawings

FIG. 1 is a perspective view of an optical-electrical transmission device;

FIG. 2 is a schematic diagram of an internal structure of an optical-electrical transmission device;

FIG. 3 is a schematic diagram of an optical-electrical transmission device;

FIG. 4 is a schematic diagram of a photoelectric conversion circuit board of a photoelectric transmission device;

FIG. 5 is a schematic diagram of a FA-MT pigtail structure of an optical-electrical transmission device;

in the figure: 1. the LED module comprises an upper cover, 2, a lower cover, 3, an electric connector, 4, a heat dissipation rubber mat, 5, a photoelectric conversion module, 5-1, a photoelectric conversion circuit board, 5-1-1, an electrical interface unit, 5-1-2, a micro control unit, 5-1-3, a photoelectric conversion unit, 5-1-3-1, a light emission secondary driving module, 5-1-3-2, a VCSEL array, 5-1-3-3, a current conversion module, 5-1-3-4, a PD array, 5-1-4, an optical interface unit, 5-2, an arc plate, 5-3, a soft and hard combination plate, 5-4, an electric chip, 5-5, an optical chip, 5-6, FA-MT tail fibers, 5-6-1, 5-5, The device comprises a circuit board connecting block, 5-6-2 parts, a first connector, 5-6-3 parts, a second connector, 5-6-4 parts, a fixing clamp, 5-6-5 parts, an armored cable, 6 parts and a protective cover.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The first embodiment is as follows:

as shown in fig. 1 to 5, the device comprises an upper cover 1 and a lower cover 2, and further comprises: electric connector 3, heat dissipation cushion 4 and photoelectric conversion module 5, heat dissipation cushion 4 sets up on lower cover 2, and photoelectric conversion module 5 is provided with heat dissipation cushion 4 with lower cover 2, electric connector 3 installs simultaneously on upper cover 1 and lower cover 2, and photoelectric conversion module 5 links to each other with electric connector 3, and upper cover 1 passes through the bolt and installs on lower cover 2.

In this embodiment, the heat dissipation rubber mat 4 is mainly used to cool the photoelectric conversion circuit board 5-1, so as to prevent the chip from being damaged due to an excessively high temperature of the chip.

Example two:

as shown in fig. 1 to 5, the photoelectric conversion module 5 includes: the photoelectric conversion circuit board comprises a photoelectric conversion circuit board 5-1, an arc-shaped board 5-2, a soft and hard combination board 5-3, electric chips 5-4, optical chips 5-5 and FA-MT tail fibers 5-6, wherein two ends of the arc-shaped board 5-2 are respectively installed on the photoelectric conversion circuit board 5-1 and the soft and hard combination board 5-3, the soft and hard combination board 5-3 is matched with an electric connector 3 for use, the photoelectric conversion circuit board 5-1 is installed on a heat dissipation rubber mat 4, a plurality of electric chips 5-4 and a plurality of optical chips 5-5 are uniformly distributed on the photoelectric conversion circuit board 5-1, and the FA-MT tail fibers 5-6 are installed on the photoelectric conversion circuit board 5-1.

In this embodiment, when an electrical signal enters from the electrical connector 3, the electrical signal is transmitted to the photoelectric conversion circuit board 5-1, the electrical signal converts the electrical signal into an optical signal through the optical chip 5-5 on the photoelectric conversion circuit board 5-1, so as to convert the electrical signal into the optical signal, when the optical signal enters from the FA-MT tail fiber 5-6, the optical signal is transmitted to the photoelectric conversion circuit board 5-1, the optical signal converts the optical signal into the electrical signal through the electrical chip 5-4 on the photoelectric conversion circuit board 5-1, so as to convert the optical signal into the electrical signal, and the rigid-flexible board 5-3 is provided with a circular hole for being connected with the electrical connector 3 in a matching manner.

The electric chip 5-4 is HXR6112 type, the optical chip 5-5 is HXT6112 type at specific position, the HXT6112 type chip can be matched with the HXR6112 type chip to realize photoelectric conversion and electro-optical conversion.

Example three:

as shown in fig. 1 to 5, the photoelectric conversion circuit board 5-1 includes: an electrical interface unit 5-1-1, a micro control unit 5-1-2, a photoelectric conversion unit 5-1-3 and an optical interface unit 5-1-4, wherein the micro control unit 5-1-2 is used for controlling the photoelectric conversion unit 5-1-3, a control signal input/output end of the micro control unit 5-1-2 is connected with a control signal input/output end of the photoelectric conversion unit 5-1-3, an electrical signal output end of the electrical interface unit 5-1-1 is connected with an electrical signal input end of the photoelectric conversion unit 5-1-3, the photoelectric conversion unit 5-1-3 converts a received electrical signal into an optical signal, an optical signal output end of the photoelectric conversion unit 5-1-3 is connected with an optical signal input end of the optical interface unit 5-1-4, the optical signal output end of the optical interface unit 5-1-4 is connected with the optical signal input end of the photoelectric conversion unit 5-1-3, the photoelectric conversion unit 5-1-3 converts the received optical signal into an electric signal, and the electric signal output end of the photoelectric conversion unit 5-1-3 is connected with the electric signal input end of the electrical interface unit 5-1-1. The photoelectric conversion unit 5-1-3 includes: the driving circuit comprises a light emission sub-driving module 5-1-3-1, a VCSEL array 5-1-3-2, a current conversion module 5-1-3-3 and a PD array 5-1-3-4, wherein an electrical signal output end of the electrical interface unit 5-1-1 is connected with an electrical signal input end of the light emission sub-driving module 5-1-3-1, the light emission sub-driving module 5-1-3-1 converts a received electrical signal into an optical signal, the light emission sub-driving module 5-1-3-1 is used for driving the VCSEL array 5-1-3-2, the VCSEL array 5-1-3-2 is connected with the light interface unit 5-1-4, and an optical signal output end of the light interface unit 5-1-4 is connected with an optical signal input end of the current conversion module 5-1-3-3 The optical signal input end is connected, the current conversion module 5-1-3-3 is used for driving the PD array 5-1-3-4, the PD array 5-1-3-4 is connected with the current conversion module 5-1-3-3, the current conversion module 5-1-3-3 converts the received optical signal into an electric signal, and the electric signal output end of the current conversion module 5-1-3-3 is connected with the electric signal input end of the electric interface unit 5-1-1.

In this embodiment, the light emission sub-driver module 5-1-3-1 drives the VCSEL array 5-1-3-2 to convert an electrical signal into an optical signal, and the current converter module 5-1-3-3 drives the PD array 5-1-3-4 to convert the optical signal into an electrical signal.

Wherein, the micro control unit 5-1-2 is an AU6210 type chip.

Example four:

as shown in fig. 1 to 5, the FA-MT pigtail 5 to 6 includes: the photoelectric conversion circuit board comprises a circuit board connecting block 5-6-1, a first connecting head 5-6-2, a second connecting head 5-6-3 and a fixing clamp 5-6-4, wherein the circuit board connecting block 5-6-1 is installed on the photoelectric conversion circuit board 5-1, the circuit board connecting block 5-6-1 is connected with the first connecting head 5-6-2 through optical fibers, and the first connecting head 5-6-2 and the second connecting head 5-6-3 are matched through the fixing clamp 5-6-4. And the connector B5-6-3 is provided with an armored cable 5-6-5. The photoelectric conversion module 5 is provided with a protective cover 6.

In the embodiment, the fixing frame can tightly fix the first connector 5-6-2 and the second connector 5-6-3 together, so that the connectors are prevented from falling off when the fixing frame is used for a long time, and the protective cover 6 can effectively protect the circuit board and prevent the circuit board from being damaged.

The working principle is as follows: when an electric signal enters from the electric connector 3, the electric signal is transmitted to the photoelectric conversion circuit board 5-1, the electric signal is converted into an optical signal through an optical chip 5-5 on the photoelectric conversion circuit board 5-1, so that the electric signal is converted into the optical signal, when the optical signal enters from the FA-MT tail fiber 5-6, the optical signal is transmitted to the photoelectric conversion circuit board 5-1, and the optical signal is converted into the electric signal through an electric chip 5-4 on the photoelectric conversion circuit board 5-1, so that the optical signal is converted into the electric signal; the device replaces the existing copper cable with FA-MT tail fibers 5-6 installed on the photoelectric conversion circuit board 5-1, and solves the problem that the existing copper cable is short in transmission distance.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application belong to the protection scope of the present invention.

Claims

1. An optical-electrical transmission device, comprising an upper cover (1) and a lower cover (2), characterized by further comprising: electric connector (3), heat dissipation cushion (4) and photoelectric conversion module (5), heat dissipation cushion (4) set up on lower cover (2), and photoelectric conversion module (5) are provided with heat dissipation cushion (4) with lower cover (2), electric connector (3) are installed simultaneously on upper cover (1) and lower cover (2), and photoelectric conversion module (5) link to each other with electric connector (3), and upper cover (1) is installed on lower cover (2) through the bolt.

2. An optical-electrical transmission device according to claim 1, characterized in that the photoelectric conversion module (5) comprises: a photoelectric conversion circuit board (5-1), an arc-shaped board (5-2), a soft and hard combination board (5-3), an electric chip (5-4), an optical chip (5-5) and FA-MT tail fibers (5-6), the two ends of the arc-shaped plate (5-2) are respectively arranged on the photoelectric conversion circuit board (5-1) and the soft and hard combination plate (5-3), the soft and hard combination plate (5-3) is matched with the electric connector (3) for use, the photoelectric conversion circuit board (5-1) is arranged on the heat dissipation rubber mat (4), a plurality of electric chips (5-4) and a plurality of optical chips (5-5) are uniformly distributed on the photoelectric conversion circuit board (5-1), the photoelectric conversion circuit board (5-1) is provided with FA-MT tail fibers (5-6).

3. An optical-electrical transmission device according to claim 2, wherein the rigid-flex board (5-3) is provided with a circular hole for matching connection with the electrical connector (3).

4. The optical-electrical transmitting device according to claim 2, wherein the photoelectric conversion circuit board (5-1) comprises: the photoelectric conversion system comprises an electrical interface unit (5-1-1), a micro control unit (5-1-2), a photoelectric conversion unit (5-1-3) and an optical interface unit (5-1-4), wherein the micro control unit (5-1-2) is used for controlling the photoelectric conversion unit (5-1-3), the control signal input/output end of the micro control unit (5-1-2) is connected with the control signal input/output end of the photoelectric conversion unit (5-1-3), the electrical signal output end of the electrical interface unit (5-1-1) is connected with the electrical signal input end of the photoelectric conversion unit (5-1-3), the photoelectric conversion unit (5-1-3) converts received electrical signals into optical signals, and the optical signal output end of the photoelectric conversion unit (5-1-3) is connected with the optical interface unit (5-1-4) The optical signal input end of the optical interface unit (5-1-4) is connected with the optical signal input end of the photoelectric conversion unit (5-1-3), the photoelectric conversion unit (5-1-3) converts the received optical signal into an electric signal, and the electric signal output end of the photoelectric conversion unit (5-1-3) is connected with the electric signal input end of the electric interface unit (5-1-1).

5. An optical-electrical transmission device according to claim 4, characterized in that the photoelectric conversion unit (5-1-3) comprises: the light emitting sub-driver module (5-1-3-1), the VCSEL array (5-1-3-2), the current conversion module (5-1-3-3) and the PD array (5-1-3-4), the electrical signal output end of the electrical interface unit (5-1-1) is connected with the electrical signal input end of the light emitting sub-driver module (5-1-3-1), the light emitting sub-driver module (5-1-3-1) converts the received electrical signal into an optical signal, the light emitting sub-driver module (5-1-3-1) is used for driving the VCSEL array (5-1-3-2), the VCSEL array (5-1-3-2) is connected with the light interface unit (5-1-4), an optical signal output end of the optical interface unit (5-1-4) is connected with an optical signal input end of the current conversion module (5-1-3-3), the current conversion module (5-1-3-3) is used for driving the PD array (5-1-3-4), the PD array (5-1-3-4) is connected with the current conversion module (5-1-3-3), the current conversion module (5-1-3-3) converts the received optical signal into an electric signal, and an electric signal output end of the current conversion module (5-1-3-3) is connected with an electric signal input end of the electrical interface unit (5-1-1).

6. An optical-electrical transmission arrangement according to claim 2, wherein the FA-MT pigtails (5-6) comprise: the photoelectric conversion circuit board comprises a circuit board connecting block (5-6-1), a first connecting head (5-6-2), a second connecting head (5-6-3) and a fixing clamp (5-6-4), wherein the circuit board connecting block (5-6-1) is installed on the photoelectric conversion circuit board (5-1), the circuit board connecting block (5-6-1) is connected with the first connecting head (5-6-2) through optical fibers, and the first connecting head (5-6-2) and the second connecting head (5-6-3) are matched through the fixing clamp (5-6-4) for use.

7. An optical-electrical transmission device according to claim 6, wherein the second connector (5-6-3) is provided with an armouring cable (5-6-5).

8. An optical-electrical transmission device according to claim 1, wherein a protective cover (6) is provided on the photoelectric conversion module (5).