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CN-224218395-U - Optical module thermal measurement tool

CN224218395UCN 224218395 UCN224218395 UCN 224218395UCN-224218395-U

Abstract

The utility model discloses an optical module thermal measurement tool which comprises an air cylinder, a pressing block, a stroke limiting assembly, an optical module mounting plate and a plurality of elastic pressing rod assemblies, wherein an output rod of the air cylinder is vertically downwards arranged, the pressing block is fixedly connected to the tail end of the output rod of the air cylinder, the stroke limiting assembly comprises a stroke limiting plate and a base which are mutually matched, the stroke limiting plate is fixed at the bottom of the pressing block and forms stroke limiting fit with the base, the optical module mounting plate is arranged in an accommodating space of the base, the upper ends of the pressing rods are connected with the pressing block, the lower ends of the pressing rods penetrate through the stroke limiting plate to hang corresponding optical module mounting positions, the springs are sleeved on the periphery of the pressing rods, and the upper ends and the lower ends of the springs are respectively abutted against the pressing block and a boss fixed on the pressing rod. This frock provides suitable pressure for optical module through elasticity depression bar + stroke limit structure, can not crush the optical module product again simultaneously, has ensured optical module product quality problem and optical module and heating block can stable contact, has promoted speed and the accuracy that the thermal test detected for optical module product thermal test efficiency improves.

Inventors

  • LIAO MENGTING
  • WEI YANJIAO
  • YANG GANG
  • WU CHENYU

Assignees

  • 深圳市三烨科技有限公司

Dates

Publication Date
20260508
Application Date
20250520

Claims (6)

  1. 1. Optical module heat surveys frock, its characterized in that includes: the output rod (11) of the air cylinder (1) is vertically downwards arranged; The pressing block (2) is fixedly connected to the tail end of the cylinder output rod (11); The stroke limiting assembly comprises a stroke limiting plate (3) and a base (4) which are matched with each other, wherein the stroke limiting plate (3) is fixed at the bottom of the pressing block (2) and forms stroke limiting fit with the base (4); The optical module mounting plate (5) is arranged in the accommodating space of the base (4); The elastic pressure bar assembly comprises a pressure bar (6) and a spring (7), wherein the upper end of the pressure bar (6) is connected with a pressing block (2), the lower end of the pressure bar passes through a stroke limiting plate (3) to hang corresponding to the installation position of the optical module, the spring (7) is sleeved on the periphery of the pressure bar (6), and the upper end and the lower end of the spring are respectively abutted against the pressing block (2) and a boss (8) fixed on the pressure bar (6).
  2. 2. The optical module heat measurement tool according to claim 1, wherein the stroke limiting plate (3) and the base (4) adopt a concave-convex matching structure, the stroke limiting plate (3) is of a convex structure, and a corresponding concave limiting groove is formed in the opening of the top of the base (4).
  3. 3. The optical module thermal measurement tool according to claim 1, wherein the travel limiting plate (3) is provided with an opening (31) through which the compression rod (6) passes.
  4. 4. The optical module heat measurement tool according to claim 1, wherein a through type air duct (9) is arranged at the rear part of the base (4), and an air inlet of the air duct (9) is communicated with external temperature control equipment.
  5. 5. The optical module heat measurement tool according to claim 1, wherein a cover plate (10) is detachably mounted on the top of the base (4).
  6. 6. The optical module heat measurement tool according to claim 1, wherein the compression bar (6) is made of a siren material, and the tail end contact surface of the compression bar is of an arc transition structure.

Description

Optical module thermal measurement tool Technical Field The utility model relates to the technical field of test tools, in particular to an optical module thermal measurement tool. Background The method is mainly used for large base stations such as mobile communication base stations and data centers aiming at the field of optical module application. Its product properties are very important. The interior of the optical module is generally composed of a bottom plate, a heat pipe, a heat conducting copper block and fins, and four parts are welded into the optical module by adopting a reflow soldering process. In order to verify the basic working performance of the optical module, it is simulated whether the optical module can maintain basic working conditions in extreme environments to evaluate its reliability and stability during long-term use. And a flexible thermal measurement tool mechanism is needed to be manufactured. The common method for thermal testing of the fixed product is that the buckle is fixed, the buckle can be fixed, the disassembly is complex, a large amount of labor is needed, the product is easy to crush, the pressure area is small, the heat conductivity is achieved, a part of heat is taken away during testing, the thermal conductivity of the product is influenced, the thermal testing result is influenced, if the pressure given by the buckle is insufficient, the product cannot be accurately positioned, the phenomenon of sliding blocks of the product occurs, the poor contact with a heating block can also influence the thermal testing result, the pressure given by a pressing block has two defects that 1, the product error or the tool error occurs, the product cannot be crushed, and 2, the given pressure cannot be controlled, so that the product is crushed and crushed. In summary, for this purpose, an optical module thermal testing tool is designed that can give a product proper pressure to perform a qualified thermal test and can not crush the product. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides an optical module thermal measurement tool, which solves the problems proposed by the background technology. In order to achieve the purpose, the utility model is realized by the following technical scheme that the optical module thermal measurement tool comprises: The output rod of the air cylinder is vertically downwards arranged; the pressing block is fixedly connected to the tail end of the cylinder output rod; the stroke limiting assembly comprises a stroke limiting plate and a base which are matched with each other, and the stroke limiting plate is fixed at the bottom of the pressing block and forms stroke limiting fit with the base; the optical module mounting plate is arranged in the accommodating space of the base; The elastic pressure bar assemblies comprise pressure bars and springs, wherein the upper ends of the pressure bars are connected with pressure blocks, the lower ends of the pressure bars penetrate through the stroke limiting plates to hang corresponding optical module installation positions, the springs are sleeved on the periphery of the pressure bars, and the upper ends and the lower ends of the springs are respectively abutted against the pressure blocks and the bosses fixed on the pressure bars. Further, the stroke limiting plate and the base adopt a concave-convex matching structure, the stroke limiting plate is of a convex structure, and a corresponding concave limiting groove is formed in the opening at the top of the base. Further, the travel limiting plate is provided with an opening for the compression bar to pass through. Further, the rear part of the base is provided with a through type air duct, and an air inlet of the air duct is communicated with external temperature control equipment. Further, the cover plate is detachably arranged on the top of the base. Furthermore, the compression bar is made of a siren material, and the contact surface of the tail end of the compression bar is of an arc transition structure. Compared with the prior art, the optical module thermal testing tool has the beneficial effects that the elastic compression bar and the travel limiting structure provide proper pressure for the optical module, meanwhile, the optical module product is not damaged by pressing, the quality problem of the optical module product is guaranteed, the optical module and the heating block can be stably contacted, the speed and the accuracy of thermal testing detection are improved, the operation difficulty is greatly reduced, and the thermal testing efficiency of the optical module product is improved. Drawings Fig. 1 is a schematic diagram of a perspective structure of an optical module thermal measurement tool; FIG. 2 is a schematic diagram of an explosion structure of an optical module thermal measurement tool; FIG. 3 is a schematic diagram showing the assembly structure of the pressing block, the travel limit