CN210533992U

CN210533992U - Portable fluorescence immunoassay quantitative analyzer

Info

Publication number: CN210533992U
Application number: CN201921345424.6U
Authority: CN
Inventors: 郭德斌; 陈志勇; 曾德保; 孙涛
Original assignee: Hunan De Rong Biomedical Engineering Co ltd
Current assignee: Hunan De Rong Biomedical Engineering Co ltd
Priority date: 2019-08-19
Filing date: 2019-08-19
Publication date: 2020-05-15
Anticipated expiration: 2029-08-19

Abstract

The utility model relates to a portable fluorescence immunity quantitative analysis appearance, including circuit main control board, photoelectric processing module, light path system, reagent draw-in groove, screw thread slip module, reagent card, direct current step motor, fixed guide, lithium cell, mechanical parts fixed plate, thermal printer, stand screw, electric capacity touch-sensitive screen, principal components such as GPRS communication module, the instant diagnosis of removal succour and little clinic such as mainly used ambulance has simple structure, portable, sensitivity is high, the portable interconnected characteristics of analysis and detection data.

Description

Portable fluorescence immunoassay quantitative analyzer

Technical Field

The utility model relates to an in vitro diagnosis fluorescence analysis technical field especially relates to a portable fluorescence immunoassay quantitative analyzer.

Background

The existing fluorescence immunoassay quantitative analyzer has the defects of complicated equipment structure, inconvenient carrying due to the need of an external power supply, inconvenient data uploading, lower sensitivity and inaccurate detection result of substances with low concentration. The utility model has the advantages of simple structure, built-in lithium cell can continuous operation more than 10 hours under the condition of no external power supply, built-in GPRS wireless connection module can realize that data instant transmission, more advanced light path system make equipment can detect out the signal value that concentration is lower.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a portable fluorescence immunoassay quantitative analyzer to solve the problem that exists among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

a portable fluorescence immunoassay quantitative analyzer comprises a circuit main control board, a photoelectric processing module, a light path system, a reagent clamping groove, a thread sliding module, a reagent card, a direct current stepping motor, a fixed guide rail, a lithium battery, a mechanical part fixing plate, a thermal printer, an upright screw, a capacitive touch screen and a GPRS communication module.

The direct current stepping motor, the fixed guide rail, the lithium battery and the thermal printer are sequentially fixed on the mechanical part fixing plate, the shaft end of the direct current stepping motor is connected with the threaded sliding module, and the threaded sliding module is connected with the fixed guide rail arranged in parallel on the motor shaft.

A reagent clamping groove is fixed on one side of the threaded sliding module, a reagent card is arranged in the reagent clamping groove, the reagent clamping groove moves synchronously on the fixed guide rail along with the threaded sliding module, and a sample to be detected is loaded on the reagent card.

The circuit main control board is arranged in parallel right above the mechanical part fixing plate and is fixedly connected with the mechanical part fixing plate through stand column screws, the photoelectric processing module and the light path system are arranged below the circuit main control board, and the circuit main control board, the photoelectric processing module, the direct current stepping motor, the lithium battery, the thermal printer, the capacitive touch screen and the GPRS communication module are electrically connected.

Preferably, the optical path system includes a light gathering bowl light source combination module, a first optical filter, a first convex lens, a plano-convex cylindrical lens, a reflective mirror, a photodiode, a second optical filter, a second convex lens, and a light gathering bowl, wherein the photodiode is electrically connected with the photoelectric processing module.

The utility model relates to a simply, the detectable arrives the signal value of lower concentration, and uses intelligent convenience, portable to carry out timely analysis and detection, and holistic structure is convenient for later maintenance also.

Drawings

In order to illustrate the embodiments of the present invention more clearly, the drawings needed for describing the embodiments will be briefly described below, and obviously, the drawings in the following description are only embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic sectional view of a main view structure of a portable fluorescence immunoassay quantitative analyzer according to the present invention.

Labeled as:

the device comprises a circuit main control board 1, a photoelectric processing module 2, a light path system 3, a reagent clamping groove 4, a thread sliding module 5, a reagent card 6, a direct current stepping motor 7, a fixed guide rail 8, a lithium battery 9, a mechanical part fixing plate 10, a thermal printer 11, a stand column screw 12, a capacitive touch screen 13 and a GPRS communication module 14.

Fig. 2 is a schematic structural diagram of a light path system of a portable fluorescence immunoassay quantitative analyzer according to the present invention.

Labeled as:

21 is a light source combination module of a light gathering bowl, 22 is a first optical filter, 23 is a first convex lens, 24 is a plano-convex cylindrical lens, 25 is a reflector, 26 is a photodiode, 27 is a second optical filter, 28 is a second convex lens, and 29 is a light gathering bowl.

Detailed Description

For the convenience of understanding, the technical solutions of the present invention will be described in detail and fully with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1, for the utility model provides a pair of portable fluorescence immunoassay quantitative analyzer, including circuit main control board 1, photoelectric processing module 2, optical system 3, reagent draw-in groove 4, screw thread slip module 5, reagent card 6, direct current step motor 7, fixed guide 8, lithium cell 9, mechanical parts fixed plate 10, thermal printer 11, stand screw 12, capacitive touch screen 13, GPRS communication module 14.

The direct current stepping motor 7, the fixed guide rail 8, the lithium battery 9 and the thermal printer 11 are sequentially fixed on the mechanical part fixing plate 10, the shaft end of the direct current stepping motor 7 is connected with the thread sliding module 5, and the thread sliding module 5 is connected with the fixed guide rail arranged in parallel with the motor shaft 8. A reagent clamping groove 4 is fixed on one side of the threaded sliding module 5, a reagent card 6 is arranged in the reagent clamping groove 4, the reagent clamping groove 4 moves synchronously on the fixed guide rail along with the threaded sliding module 5, and a sample to be detected is loaded on the reagent card. The whole device is powered by a chargeable and dischargeable lithium battery 9, the direct-current stepping motor 7 controls the thread sliding module 5 to move, and the thermal printer 11 prints data of detection results.

The circuit main control board 1 is arranged in parallel right above the mechanical part fixing board 10 and is connected and fixed by four upright post screws 12 distributed at four corners, the photoelectric processing module 2 and the light path system 3 are arranged below the circuit main control board 1, and the circuit main control board 1, the photoelectric processing module 2, the direct current stepping motor 7, the lithium battery 9, the thermal printer 11, the capacitive touch screen 13 and the GPRS communication module 14 are electrically connected. The GPRS communication module can realize the instant transmission of the analysis detection data.

Preferably, the optical path system 3 includes a light gathering bowl light source combination module 21, a first optical filter 22, a first convex lens 23, a plano-convex cylindrical lens 24, a reflective mirror 25, a photodiode 26, a second optical filter 27, a second convex lens 28, and a light gathering bowl 29, where the photodiode 26 is electrically connected to the photoelectric processing module 2. The light source of the optical path system 3 is condensed by the light source combination module 21, then the first optical filter 22 filters out unwanted stray light, the unwanted stray light is further condensed by the first convex lens 23, then the parallel light with proper width is reduced by the plano-convex cylindrical lens 24, and the parallel light irradiates the line to be measured on the reagent card 6 at a proper angle through the reflector 25, so that the fluorescent substance is excited to emit fluorescence. The emitted fluorescence is condensed by a condensing bowl 29 positioned right above the line to be measured, further condensed by a second convex lens 28, filtered by a second optical filter 27 to remove stray light, and finally converted into an electric signal by a photodiode 26. The electric signal is processed by an amplifying circuit such as a triode on the photoelectric processing module 2, so that the signal is further amplified and then fed back to the circuit main control board 1, and analysis and detection data such as fluorescence intensity are obtained through calculation.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to the embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A portable fluorescence immunoassay quantitative analyzer is characterized by comprising a circuit main control board, a photoelectric processing module, a light path system, a reagent clamping groove, a thread sliding module, a reagent card, a direct current stepping motor, a fixed guide rail, a lithium battery, a mechanical part fixing plate, a thermal printer, a stand column screw, a capacitive touch screen and a GPRS communication module, wherein the direct current stepping motor, the fixed guide rail, the lithium battery and the thermal printer are sequentially fixed on the mechanical part fixing plate, the shaft end of the direct current stepping motor is connected with the thread sliding module, the thread sliding module is connected with the fixed guide rail which is arranged in parallel with a motor shaft, the reagent clamping groove is fixed on one side of the thread sliding module, the reagent card is arranged in the reagent clamping groove, the reagent clamping groove synchronously moves on the fixed guide rail along with the thread sliding module, the circuit main control board is arranged in parallel over the mechanical part fixing plate, by stand screwed connection is fixed, photoelectric processing module with light path system set up in circuit main control board below, circuit main control board, photoelectric processing module, direct current step motor, lithium cell, thermal printer, capacitive touch screen, GPRS communication module electric connection.

2. The portable fluorescence immunoassay quantitative analyzer of claim 1, wherein the optical system comprises a light-gathering bowl light source combination module, a first optical filter, a first convex lens, a plano-convex cylindrical lens, a reflective mirror, a photodiode, a second optical filter, a second convex lens and a light-gathering bowl, and the photodiode is electrically connected with the photoelectric processing module.