CN212721984U

CN212721984U - Test fixture for optical communication device

Info

Publication number: CN212721984U
Application number: CN202021849974.4U
Authority: CN
Inventors: 徐鹏嵩; 郭孝明; 朱晶; 王凯旋; 王贤杰; 顾涛; 胡海洋; 黄建军
Original assignee: Stelight Instrument Inc
Current assignee: Suzhou Lianxun Instrument Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-03-16
Anticipated expiration: 2030-08-28

Abstract

The utility model discloses a test fixture of optical communication device, weld test socket, backup pad, mounting panel and the apron on the PCB board including PCB board, a plurality of, backup pad, mounting panel and apron are superpose in PCB board top in proper order, be provided with the through-hole that supplies test socket upper end to pass in the backup pad, install the device that awaits measuring between mounting panel and the apron, this lower extreme that awaits measuring the device passes the mounting panel and is connected with test socket electricity, be provided with a heating plate between backup pad and the mounting panel. The utility model relates to a test fixture of optical communication device, structural design is ingenious, has improved the efficiency of software testing to the device, has strengthened the stability to the test socket installation.

Description

Test fixture for optical communication device

Technical Field

The utility model relates to a test fixture of optical communication device belongs to optical communication test technical field.

Background

At present, the TO test in the industry only has a normal temperature test fixture, but no TO high-temperature batch test fixture exists, along with the development of optical communication, the speed of a TO packaged laser reaches 25G, the commercial TO of 25G needs TO be subjected TO high-temperature test, and no adaptive batch fixture is available in the industry at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a test fixture of optical communication device, its structural design is ingenious, has improved the efficiency of software testing to the device, has strengthened the stability to the test socket installation.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a test fixture of optical communication device, includes PCB board, a plurality of welds test socket, backup pad, mounting panel and the apron on the PCB board, backup pad, mounting panel and apron superpose in PCB board top in proper order, be provided with the through-hole that supplies test socket upper end to pass in the backup pad, install the device that awaits measuring between mounting panel and the apron, the lower extreme of this device that awaits measuring passes the mounting panel and is connected with test socket electricity, be provided with a heating plate between backup pad and the mounting panel.

The further improved scheme in the technical scheme is as follows:

1. in the scheme, the cover plate is a plastic heat-insulating cover plate.

2. In the above scheme, the mounting plate is an aluminum alloy plate.

3. In the scheme, the supporting plate is a plastic heat-insulating plate.

4. In the above scheme, the cover plate is respectively provided with light-emitting holes corresponding to the devices to be tested.

5. In the above scheme, the lower surface of the mounting plate is also provided with a plurality of limiting grooves corresponding to the test sockets, and the upper ends of the test sockets are embedded into the limiting grooves.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

the utility model discloses test fixture of optical communication device, its structural design is ingenious, when possessing good compatibility, can adapt most normal atmospheric temperature, high temperature test system, can place many testers to be tested, has greatly improved efficiency of software testing to the device, reduce cost; in addition, still be provided with the spacing groove that a plurality of and test socket correspond on the lower surface of its mounting panel, test socket's upper end imbeds this spacing inslot, through the setting of spacing groove, has strengthened the stability to test socket installation, and the device to be tested of being convenient for is more firm to be connected with test socket to the precision and the stability of device to be tested test have been improved.

Drawings

FIG. 1 is a schematic structural view of a test fixture for optical communication devices according to the present invention;

fig. 2 is a schematic structural diagram of the lower surface of the mounting plate of the present invention.

In the above drawings: 1. a PCB board; 2. a test socket; 3. a support plate; 4. mounting a plate; 5. a cover plate; 10. A heating plate; 13. a limiting groove; 16. a device under test.

Detailed Description

In the description of this patent, it is 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 in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.

Example 1: the utility model provides a test fixture of optical communication device, includes that PCB board 1, a plurality of weld test socket 2, backup pad 3, mounting panel 4 and apron 5 on PCB board 1, backup pad 3, mounting panel 4 and apron 5 superpose in PCB board 1 top in proper order, be provided with the through-hole that supplies test socket 2 upper end to pass in the backup pad 3, install the device 16 that awaits measuring between mounting panel 4 and the apron 5, the lower extreme of this device 16 that awaits measuring passes mounting panel 4 and test socket 2 electricity and is connected, be provided with a heating plate 10 between backup pad 3 and the mounting panel 4.

The cover plate 5 is a plastic heat-insulating cover plate; the mounting plate 4 is an aluminum alloy plate; the supporting plate 3 is a plastic heat-insulating plate.

Example 2: the utility model provides a test fixture of optical communication device, includes that PCB board 1, a plurality of weld test socket 2, backup pad 3, mounting panel 4 and apron 5 on PCB board 1, backup pad 3, mounting panel 4 and apron 5 superpose in PCB board 1 top in proper order, be provided with the through-hole that supplies test socket 2 upper end to pass in the backup pad 3, install the device 16 that awaits measuring between mounting panel 4 and the apron 5, the lower extreme of this device 16 that awaits measuring passes mounting panel 4 and test socket 2 electricity and is connected, be provided with a heating plate 10 between backup pad 3 and the mounting panel 4.

The cover plate 5 is respectively provided with light-emitting holes corresponding to the devices to be tested 16; the lower surface of the mounting plate 4 is also provided with a plurality of limiting grooves 13 corresponding to the test socket 2, and the upper end of the test socket 2 is embedded into the limiting grooves 13.

When the test fixture of the optical communication device is adopted, the structure design is ingenious, the test fixture has good compatibility, can be adapted to most normal-temperature and high-temperature test systems, and can be used for placing a plurality of devices to be tested, so that the test efficiency of the devices is greatly improved, and the cost is reduced; the test socket has the advantages that the stability of installation of the test socket is enhanced through the arrangement of the limiting grooves, the device to be tested is more stable and connected with the test socket, and therefore the test precision and the test stability of the device to be tested are improved.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A test fixture for optical communication devices is characterized in that: weld test socket (2), backup pad (3), mounting panel (4) and apron (5) on PCB board (1) including PCB board (1), a plurality of, backup pad (3), mounting panel (4) and apron (5) superpose in PCB board (1) top in proper order, be provided with the through-hole that supplies test socket (2) upper end to pass on backup pad (3), install between mounting panel (4) and apron (5) and await measuring device (16), the lower extreme of this await measuring device (16) passes mounting panel (4) and test socket (2) electricity and is connected, be provided with a heating plate (10) between backup pad (3) and mounting panel (4).

2. The test fixture for optical communication devices of claim 1, wherein: the cover plate (5) is a plastic heat-insulating cover plate.

3. The test fixture for optical communication devices of claim 1, wherein: the mounting plate (4) is an aluminum alloy plate.

4. The test fixture for optical communication devices of claim 1, wherein: the supporting plate (3) is a plastic heat-insulating plate.

5. The test fixture for optical communication devices of claim 1, wherein: and light-emitting holes corresponding to the devices to be tested (16) are respectively formed in the cover plate (5).

6. The test fixture for optical communication devices of claim 1, wherein: the lower surface of the mounting plate (4) is also provided with a plurality of limiting grooves (13) corresponding to the test sockets (2), and the upper ends of the test sockets (2) are embedded into the limiting grooves (13).