CN-224231618-U - Novel on-line monitoring sensor for trace water content in aviation fuel

CN224231618UCN 224231618 UCN224231618 UCN 224231618UCN-224231618-U

Abstract

The utility model belongs to the technical field of trace water detection, in particular to a novel on-line monitoring sensor for trace water content in aviation fuel, which comprises an original module, a signal processing module, a mechanical shell and a probe, wherein the diameter of the top of the probe is consistent with that of the mechanical shell, the probe is fixedly arranged at the bottom of the mechanical shell, a PD (potential difference) mounting frame and a light source mounting frame fixedly arranged on the PD mounting frame are fixedly arranged in the probe, a light source adjusting frame and a disc spring arranged on the light source adjusting frame are fixedly arranged on the light source mounting frame, and a spectroscope and a cross groove arranged in the PD mounting frame for accommodating the spectroscope are stuck in the PD mounting frame. The utility model has simple structure, and the optical sensor is arranged in a pipeline system and inserted into fuel, can continuously analyze the trace water content of flowing fuel, does not depend on chemical detection of periodic representative samples, and is convenient for people to use.

Inventors

ZHAO ZHIYUAN
LIN LONG
YANG YUNJI

Assignees

恒丰赛特实业(上海)有限公司

Dates

Publication Date: 20260512
Application Date: 20250522

Claims (8)

1. Novel trace water content sensor in on-line monitoring aviation fuel, including original paper module and signal processing module, its characterized in that still includes: a machine housing; The probe, the top diameter of probe with machinery shell diameter is unanimous, and the probe set firmly in machinery shell's bottom, set firmly PD mounting bracket in the probe and set firmly in light source mounting bracket on the PD mounting bracket, set firmly on the light source mounting bracket light source adjustment frame and install in the dish spring on the light source adjustment frame, paste in the PD mounting bracket have the spectroscope and set up in supply in the PD mounting bracket the cross recess of spectroscope holding, be equipped with first standing groove in the light source mounting bracket and paste have the convex surface outwards with first plano-convex lens of first standing groove unanimity, the PD mounting bracket with be equipped with on the near one side of cross recess with the second standing groove that first standing groove corresponds, paste in the second standing groove the convex surface with the second plano-convex lens that first plano-convex lens corresponds.
2. The novel on-line monitoring aviation fuel micro-water content sensor according to claim 1, wherein the cross groove is horizontally consistent with the plane of the PD mounting frame, and a shading block which is matched with the cross groove is fixedly arranged on the cross groove.
3. The novel on-line monitoring aviation fuel micro-water content sensor according to claim 1, wherein one end of the probe along the length direction is in a splayed shape and a mounting hole is formed in the splayed-shaped slope surface, a glass rod is inserted into the mounting hole, and a supporting rod is inserted into the splayed-shaped plane.
4. The novel on-line monitoring aviation fuel micro-water content sensor according to claim 3, wherein one end of the supporting rod away from the probe is fixedly connected with a reflector mounting frame and a reflector adhered to the reflector mounting frame, the probe is adhered to the bottom of the mechanical shell and is provided with a step, and the inclination direction of the reflector corresponds to the step.
5. The novel on-line monitoring sensor for micro water content in aviation fuel according to claim 1, wherein the machine housing is provided with a plurality of PD light source holes for judging water content, judging oil medium and measuring light channel respectively.
6. The novel on-line monitoring sensor for micro water content in aviation fuel according to claim 1, wherein a plug for integrating an electric wire and a signal wire is fixedly arranged on the top of the mechanical shell.
7. The novel on-line monitoring aviation fuel trace water content sensor according to claim 1, wherein the original module comprises a light emitting diode unit connected with a probe, and an optical original unit and a photoelectric conversion array unit are connected to the light emitting diode unit.
8. The novel on-line monitoring aviation fuel micro-water content sensor according to claim 7, wherein the signal processing module comprises a signal acquisition unit connected with the photoelectric conversion array unit, and the signal acquisition unit is connected with a data processing unit and a display unit.

Description

Novel on-line monitoring sensor for trace water content in aviation fuel Technical Field The utility model relates to the technical field of trace water detection, in particular to a novel sensor for on-line monitoring of trace water content in aviation fuel. Background At present, the detection of the trace water content of aviation fuel at home and abroad is mainly based on chemical detection and visual detection methods, high-precision on-line detection equipment is lacked, and the research and development of the on-line detection sensor for the trace water content of aviation fuel based on the laser scattering principle has high engineering application value. During production, storage and transportation, aviation fuel inevitably comes into contact with humid air, storage containers and transport pipes, thus being contaminated with water. Water droplets exceeding the limiting solubility form free water in the aviation fuel due to the hygroscopic nature of the aviation fuel. In the prior art, free water cannot be detected rapidly due to the whole fuel supply chain from the oil refinery to the oil tank for filling, so that the free water formed in aviation fuel can cause damage to an engine, and the safety is low. Disclosure of utility model The utility model aims to solve the defects that in the prior art, free water cannot be detected rapidly due to the whole fuel supply chain from a refinery to an oil tank for filling, the free water formed in aviation fuel is easy to damage an engine, and the safety is low. In order to achieve the above purpose, the present utility model adopts the following technical scheme: Novel trace water content sensor in on-line monitoring aviation fuel, including original paper module and signal processing module, still include: a machine housing; The probe, the top diameter of probe with machinery shell diameter is unanimous, and the probe set firmly in machinery shell's bottom, set firmly PD mounting bracket in the probe and set firmly in light source mounting bracket on the PD mounting bracket, set firmly on the light source mounting bracket light source adjustment frame and install in the dish spring on the light source adjustment frame, paste in the PD mounting bracket have the spectroscope and set up in supply in the PD mounting bracket the cross recess of spectroscope holding, be equipped with first standing groove in the light source mounting bracket and paste have the convex surface outwards with first plano-convex lens of first standing groove unanimity, the PD mounting bracket with be equipped with on the near one side of cross recess with the second standing groove that first standing groove corresponds, paste in the second standing groove the convex surface with the second plano-convex lens that first plano-convex lens corresponds. Further, the cross groove is horizontally consistent with the plane of the PD mounting frame, and a shading block matched with the cross groove is fixedly arranged on the cross groove. Further, one end of the probe along the length direction is in a splayed shape and a mounting hole arranged on the splayed-shaped slope surface, a glass rod is inserted into the mounting hole, and a supporting rod is inserted into the splayed-shaped plane. Further, one end of the supporting rod, which is far away from the probe, is fixedly connected with a reflector mounting frame and a reflector adhered to the reflector mounting frame, the probe is attached to the bottom of the mechanical shell, a step is arranged at the bottom of the mechanical shell, and the inclination direction of the reflector corresponds to the step. Further, a plurality of PD light source holes for judging the water content, judging the oil medium and measuring the light channel are formed in the machine shell. Further, a plug for integrating the electric wire and the signal wire is fixedly arranged on the top of the mechanical shell. Further, the original module comprises a light emitting diode unit connected with the probe, and an optical original unit and a photoelectric conversion array unit are connected to the light emitting diode unit. Further, the signal processing module comprises a signal acquisition unit connected with the photoelectric conversion array unit, and a data processing unit and a display unit are connected to the signal acquisition unit. Compared with the prior art, the utility model has the advantages that: The optical sensor of the present embodiment is mounted in a piping system and inserted into the fuel, and can continuously analyze the trace water content of the flowing fuel without relying on chemical detection of a periodic representative sample. Drawings In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of th