CN210268895U

CN210268895U - Integrating sphere device of multifunctional optical device

Info

Publication number: CN210268895U
Application number: CN201921415298.7U
Authority: CN
Inventors: 王献宝; 毛彦阳; 黎月明; 薛韶华
Original assignee: Shenzhen Huaxin Communication Technology Co Ltd
Current assignee: Shenzhen Huaxin Communication Technology Co Ltd
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-04-07
Anticipated expiration: 2029-08-26

Abstract

The utility model discloses a multi-functional optical device's integrating sphere device for improve integrating sphere device's compatibility and efficiency of software testing. Specifically, the integrating sphere device comprises a base, wherein a placement groove is formed in the front face of the base, a connecting seat is arranged in the placement groove, and the connecting seat is connected with LIV testing equipment through an optical fiber connecting wire. The groove opening of the placing groove is provided with a butt joint opening, a fixing hole is concavely arranged on one surface of the butt joint opening opposite to the placing groove, a PD fixing sleeve is arranged in the fixing hole, a large photosensitive surface PD detector is arranged in the PD fixing sleeve, and the pin position of the PD detector is inserted into the connecting seat. The front surface of the butt joint port is provided with an annular bulge coaxial with the butt joint port. The annular bulge is provided with an adapter matched with the optical fiber connector of the optical device to be tested, and the adapter is detachably arranged on the annular bulge of the butt joint port.

Description

Integrating sphere device of multifunctional optical device

Technical Field

The utility model relates to an optical communication's technical field, in particular to integrating sphere device of multi-functional optical device.

Background

Generally, in the field of production of active optical communication optical devices, after the optical devices BOSA and TOSA are assembled, LIV testing of an optical device transmitting end is performed, and performance indexes of the optical device transmitting end are mainly tested. After the optical device is powered up manually or by software control equipment, an integrating sphere converts an optical signal sent by the BOSA or the TOSA into an electric signal through photoelectric conversion and feeds the electric signal back to the LIV equipment, so that the performance index, such as optical power, of the transmitting end of the optical device is detected.

The integrating sphere is generally internally provided with a large photosensitive surface PD detector, an exposed standard adapting port is arranged at the position of the integrating sphere corresponding to the detector, and an optical fiber connector of an optical device is plugged into the standard adapting port to transmit an optical signal sent by a transmitting end to the photosensitive surface of the PD detector. However, the fiber connectors of the pigtails coupled with the optical devices are of various types, such as SC, FC, LC, ST, etc., and the fiber lengths of the pigtails are different, so that the operation is not flexible when the test is performed, resulting in low efficiency.

SUMMERY OF THE UTILITY MODEL

The main objective of the present invention is to provide an integrating sphere device of a multifunctional optical device, aiming at improving the compatibility and testing efficiency of the integrating sphere device.

In order to achieve the above object, the utility model provides an integrating sphere device of multi-functional optical device, including the base, it openly is equipped with the resettlement groove, the resettlement inslot is equipped with the connecting seat, the connecting seat passes through the fiber connection line and is connected with LIV test equipment.

The PD detector is characterized in that a butt joint port is arranged at the notch of the placement groove, a fixing hole is concavely formed in one surface, opposite to the placement groove, of the butt joint port, a PD fixing sleeve is arranged in the fixing hole, a large photosensitive surface PD detector is arranged in the PD fixing sleeve, and the pin position of the PD detector is inserted into the connecting seat.

The front surface of the butt joint port is provided with an annular bulge coaxial with the butt joint port. The adapter is detachably arranged on the annular bulge of the butt joint port.

Specifically, the adapter is sleeved on the annular bulge and is in threaded fit connection with the annular bulge.

Preferably, the front face of the base is obliquely arranged.

Preferably, a wiring hole is formed in the base, a first end of the wiring hole is communicated with the placing groove, a second end of the wiring hole is horizontally arranged, and the optical fiber connecting wire transversely penetrates through the second end of the wiring hole from the first end of the wiring hole and is connected with the connecting seat.

Preferably, a routing cover is arranged at the second end of the routing hole, and the routing cover tightly presses the optical fiber connecting wire passing through the routing hole.

Specifically, the wiring cover is fixed on the bottom surface of the base through screws.

Specifically, the docking port is fixed to the front surface of the base by a screw.

The technical scheme of the utility model through set up general butt joint mouth on the base of integrating sphere, the user can peg graft the lock pin adapter of different grade type on the butt joint mouth according to optical device's fiber connector's type for the integrating sphere can adapt to different active optical device BOSA, TOSA, and the lock pin adapter passes through screw-thread fit with the butt joint mouth and is connected, convenient dismantlement and installation, and the concentricity of installation is high, can improve the integrating sphere and to the compatibility and the efficiency of optical device test, and the test is accurate, the testing cost is low.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of an integrating sphere device of a multifunctional optical device according to the present invention;

FIG. 2 is a schematic structural diagram of an integrating sphere device plugged with a fiber connector of an optical device under test;

FIG. 3 is an enlarged view of a portion of the integrating sphere device inserted into the fiber connector of the optical device under test;

FIG. 4 is a schematic structural diagram of an integrating sphere device inserted with a laser diode;

FIG. 5 is an enlarged view, partially in section, of an integrating sphere apparatus interfaced with a laser diode;

the purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.

Detailed Description

The utility model provides an integrating sphere device of multi-functional optical device.

Referring to fig. 1-3, fig. 1 is a schematic structural diagram of an embodiment of the integrating sphere device of the multifunctional optical device of the present invention, fig. 2 is a schematic structural diagram of the integrating sphere device plugged with the optical fiber connector of the optical device to be tested, and fig. 3 is a partial cross-sectional enlarged view of the integrating sphere device plugged with the optical fiber connector of the optical device to be tested.

As shown in fig. 1-3, in the embodiment of the present invention, the integrating sphere device of the multifunctional optical device includes a base 100, a placing groove 110 is disposed on a front surface of the base, a connecting seat 111 is disposed in the placing groove 110, and the connecting seat 111 is connected to an LIV testing apparatus through an optical fiber connecting wire 112. The notch of the placing groove 110 is provided with a butt joint port 200, the butt joint port 200 is fixed on the front surface of the base 100 through a screw, a fixing hole is concavely arranged on one surface opposite to the placing groove 110, a PD fixing sleeve 300 is fixed in the fixing hole, a 2mm large photosensitive surface PD detector 310 is arranged in the PD fixing sleeve 300, the pin of the PD detector 310 is inserted in the connecting seat 111, and the photosensitive surface of the PD detector 310 and the plane of the notch of the fixing hole have an 8-degree inclination angle, so that light emitted by the emitting end of the light-detecting device is well received.

The front surface of the interface 200 is provided with an annular protrusion 210 coaxial with the interface, and the outer side of the annular protrusion 210 is provided with an external thread. The annular protrusion 210 is provided with a ferrule adapter 400, the ferrule adapter 400 has a sleeve portion 410 and an adapting portion 420, an inner thread is provided inside the sleeve portion 410, and the sleeve portion 410 is sleeved on the annular protrusion 210 and is in threaded fit connection with the annular protrusion 210. The adapting portion 420 is a jack, and the aperture of the jack is consistent with the ferrule aperture of the optical fiber connector 500 of the optical device under test. During testing, optical devices with different optical fiber connectors 500 can be connected by replacing the ferrule adapter 400 with different calibers.

During testing, according to the type of the optical fiber connector 500 of the optical device to be tested, the corresponding ferrule adapter 400 is selected and the ferrule adapter 400 is fixed on the docking interface 200, the optical device is powered up through a manual mode or a software control device, an optical signal emitted by the optical device to be tested is converted into an electrical signal through the PD detector 310 and is fed back to the LIV device, and thus the performance index of the transmitting end of the optical device is detected.

The technical scheme of the utility model through set up general to interface 200 on the base 100 of integrating sphere, the user can peg graft the lock pin adapter 400 of different grade type on interface 200 according to the optical fiber connector 500's of optical device type, make the integrating sphere can adapt to different active optical device BOSA, TOSA, and lock pin adapter 400 passes through screw-thread fit with the interface and is connected, convenient dismantlement and installation, and the concentricity of installation is high, can improve the integrating sphere and to the compatibility and the efficiency of optical device test, and the test is accurate, the test cost is low.

In the present embodiment, as shown in fig. 4-5, the LD adaptor 400' adapted to the laser diode 600 may also be used. During testing, the laser diode 600 may be directly inserted into the mounting port of the LD adapter 400' to bare-test the laser diode 600.

In this embodiment, the front surface of the base 100 is inclined to facilitate the insertion and extraction of the optical fiber connector 500 or the laser diode 600 of the device to be measured by an operator.

In this embodiment, a wire hole 120 is formed in the base 100, a first end of the wire hole 120 is communicated with the installation groove 110, a second end of the wire hole 120 is horizontally arranged, and the optical fiber connection wire 112 traverses from the first end of the wire hole 120 to the second end of the wire hole 120 and is connected with the connection seat 111. Through setting up wiring hole 120, conveniently walk the line, and disguise is good.

Preferably, a wire cover 130 is disposed at the second end of the wire hole 120, and the wire cover 130 is fixed to the bottom surface of the base 100 by screws. The optical fiber connection wire 112 passing through the wiring hole 120 can be tightly pressed by the wiring cover 130, so that the PD detector 310 is prevented from loosening caused by the optical fiber connection wire 112 pulling the connection seat 111 when the base 100 is moved.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. An integrating sphere device of a multifunctional optical device is characterized by comprising a base, wherein the front surface of the base is provided with a placement groove, a connecting seat is arranged in the placement groove, and the connecting seat is connected with LIV (laser induced breakdown Voltage) testing equipment through an optical fiber connecting wire;

the groove opening of the placing groove is provided with a butt joint opening, one surface of the butt joint opening, which is opposite to the placing groove, is concavely provided with a fixing hole, a PD fixing sleeve is arranged in the fixing hole, a large photosensitive surface PD detector is arranged in the PD fixing sleeve, and the pin position of the PD detector is inserted on the connecting seat;

the front surface of the butt joint port is provided with an annular bulge coaxial with the butt joint port; the adapter is detachably arranged on the annular bulge of the butt joint port.

2. The integrating sphere apparatus of multifunctional optical device as claimed in claim 1, wherein said adapter is sleeved on said annular protrusion and is screw-coupled with said annular protrusion.

3. The integrating sphere apparatus of multifunction optics according to claim 1, wherein the front surface of said base is disposed obliquely.

4. The integrating sphere device of multifunctional optical device as claimed in claim 3, wherein said base has a wire hole, a first end of said wire hole is connected to said mounting groove, a second end of said wire hole is horizontally disposed, and an optical fiber connecting wire crosses from the first end of said wire hole to the second end of said wire hole and is connected to said connecting base.

5. The integrating sphere apparatus of multifunctional optical device as claimed in claim 4, wherein said second end of said routing hole is provided with a routing cap, said routing cap pressing said optical fiber connection line passing through said routing hole.

6. The integrating sphere apparatus of multifunctional optical device according to claim 5, wherein said routing cover is fixed to the bottom surface of said base by screws.

7. The integrating sphere apparatus of multifunctional light device according to any one of claims 1 to 5, wherein said docking port is fixed to the front surface of said base by screws.