CN112998662A

CN112998662A - Jaundice appearance calibrating device

Info

Publication number: CN112998662A
Application number: CN202110268369.0A
Authority: CN
Inventors: 党耀辉
Original assignee: China Jiliang University
Current assignee: China Jiliang University
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-06-22

Abstract

The invention discloses a jaundice meter calibrating device which comprises a rack, a lifting mechanism capable of lifting and used for clamping a jaundice meter, and a rotatable objective table, wherein a plurality of calibrating grooves are formed in the objective table, calibrating boxes are arranged in the calibrating grooves, and the lifting mechanism and the objective table are arranged on the rack. The invention can replace the traditional calibration mode, so that the jaundice meter can be calibrated more conveniently and more accurately.

Description

Jaundice appearance calibrating device

Technical Field

The invention relates to the technical field of calibration, in particular to a jaundice meter calibration device.

Background

At present, related researches on the calibration of the jaundice meter in China are few, related products and technologies are relatively backward, and the field of practical application is small. At present, the commonly used calibration instruments in hospitals cannot calibrate the jaundice meter in a specific and quantitative mode. The measuring accuracy of the percutaneous jaundice tester is calibrated and calibrated in the production and debugging process, large sample clinical verification is usually adopted, the large sample clinical verification is obviously more complicated and irregular, and the jaundice tester is inaccurate and easily causes medical accidents, so that equipment capable of conveniently and effectively calibrating the jaundice tester is urgently needed in the market, the detection of the jaundice tester can be accurate, and the medical accidents are avoided.

Disclosure of Invention

The invention aims to solve the technical problems and provides a jaundice meter calibration device which can replace the traditional calibration mode and enable the jaundice meter to be calibrated more conveniently and accurately.

The technical scheme adopted by the invention for solving the technical problems is as follows: a jaundice instrument calibration device comprises a rack, a lifting mechanism capable of lifting and used for clamping a jaundice instrument, and a rotatable object stage, wherein a plurality of calibration grooves are formed in the object stage, calibration boxes are arranged in the calibration grooves, and the lifting mechanism and the object stage are both arranged on the rack; a designated concentration bilirubin is preset in a calibration box, the calibration box is installed in a calibration groove, a lifting mechanism clamps the jaundice meter to descend into the calibration groove, and detection and calibration of the designated concentration bilirubin preset in the calibration box in the calibration groove are carried out on the jaundice meter; the jaundice appearance of elevating system centre gripping rises, and rotatory objective table drives the calibration tank and rotates, and the jaundice appearance of elevating system centre gripping descends and gets into another calibration tank, carries out the detection calibration that appointed concentration bilirubin was predetermine to this calibration inslot calibration box to the jaundice appearance, so reciprocal, the jaundice appearance is to the detection calibration of a plurality of appointed concentration bilirubin. Calibration box through predetermineeing appointed concentration bilirubin is at the calibration inslot, gets into appointed calibration groove after the jaundice appearance goes up and down, and the jaundice appearance resets through the calibration after, makes the more convenient accuracy of calibration of jaundice appearance.

Preferably, the calibration box is provided with a transparent top cover, a filter and a diffuse reflection white board, the transparent top cover, the filter, the diffuse reflection white board and the calibration box are sequentially stacked, and the transparent top cover, the filter and the diffuse reflection white board are all arranged in the calibration groove. Light that jaundice appearance probe sent is through the scattering and the reflection of transparent top cap, light filter, diffuse reflection, calibration box of outer core leaded light beam of probe, and the reverberation passes through the inner core leaded light beam of probe and reaches in the jaundice appearance, and jaundice appearance accomplishes once measuring back, and jaundice appearance display should demonstrate the numerical value corresponding with the calibration box to accomplish the calibration. The various filter lenses can be selected for use, so that the hospital can only use yellow-white double color blocks in the calibration of the jaundice tester, more accurate errors of the comparison tester are achieved, and the standards of relevant aspects are established by the various filter calibration plates.

Preferably, the calibration box is provided with an external thread, the calibration groove is internally provided with a thread groove, and the calibration box and the calibration groove are assembled through the external thread and the thread groove. The arrangement ensures that the calibration box and the calibration slot are convenient and stable to install.

Preferably, elevating system is including establishing the slide rail in the frame, install the support side in the frame, install the slider on the slide rail, through the support of bolt fixed mounting on the slider, first motor, ball screw, a shaft coupling for connecting first motor and ball screw, a clip for centre gripping jaundice appearance, the clip fixing base of being connected with the clip, bearing installation is on the slider, support and ball screw are connected, ball screw passes through the support side and installs in the frame, the clip fixing base is connected with the support, the clip fixing base is connected with the clip. The support is fixedly installed on the sliding block through a bolt, the support is connected with a nut of the ball screw through a nut seat, and the first coupling is axially fixed through a fastening screw. Through the setting of elevating system for jaundice appearance is more stable accurate when proofreading and correct.

Preferably, the clamp fixing seat is connected with the clamp in parallel, a butterfly nut is arranged on the clamp, and the butterfly nut is connected with the clamp. Through butterfly nut and spring complex setting for the clip angle of opening and shutting is adjustable and can accomplish the centre gripping, and the clip fixing base is parallel with the clip, and the clip fixing base is perpendicular with the support, makes the jaundice appearance of clip centre gripping also perpendicular with the support plane.

Preferably, the rack comprises a base and a support, the base and the support are vertically and fixedly connected through bolts, and the sliding rail and the supporting side are installed on the support.

Preferably, the stage includes a turntable, a rotary shaft connected to the turntable, a rotary motor, and a second coupling, the alignment groove is provided on the turntable, the rotary shaft is connected to the second coupling, and the second coupling is connected to the rotary motor.

Preferably, five calibration tanks are arranged on the rotating platform, and each calibration tank is internally provided with a calibration box with bilirubin concentration of 0mg/dL, 4mg/dL, 8mg/dL, 12mg/dL or 16 mg/dL.

Preferably, the calibration groove surface is engraved with a calibration scale identical to the bilirubin concentration in the calibration cartridge provided therein.

Preferably, the inner wall of the calibration groove is provided with an infrared sensor for detecting the downward detection depth of the jaundice meter probe.

The working process of the invention is as follows:

when the device is used, the jaundice meter is fixed on the clamp in a center positioning mode, the jaundice meter is guaranteed to be perpendicular to the rotating table, the rotating table motor is started through the button to control the jaundice meter probe to be arranged right above the corresponding calibration groove, the first motor is started to drive the support on the ball screw and the clamp to enable the jaundice meter to downwards probe, the depth signal is transmitted to the first motor through the infrared sensor, and automatic control over the calibration process is achieved; light emitted by the jaundice instrument probe is scattered and reflected by the calibration box through the outer core light guide beam of the probe, reflected light is transmitted to the jaundice instrument through the inner core light guide beam of the probe, and after the jaundice instrument completes one-time measurement process, a display on the jaundice instrument displays a numerical value corresponding to the calibration box. Control first motor and make jaundice appearance reset. And after the first value is measured, controlling the rotating platform to sequentially calibrate through the corresponding button, and repeating the steps.

The invention has the beneficial effects that:

1. the invention can replace the traditional calibration mode, so that the jaundice meter is more convenient and accurate to calibrate, the measurement and the reset are convenient, the upper part and the lower part of the jaundice meter are controlled, and the rotation of the rotary table is controlled, so that the calibration of bilirubin with different concentrations of the jaundice meter is completed;

2. the accuracy of the instrument is higher, the precision of the novel tester is improved by more than 40% compared with an old testing mode, the durability of the instrument is higher, the internal standard value is set and cannot change along with time to cause detection failure, the tightness of the instrument is stronger, and the novel tester is easy to clean and is more suitable for multi-contact environments such as hospitals;

3. the gap and the standard for calibrating the jaundice tester are supplemented, a hospital can calibrate the jaundice tester only by using the yellow-white double color blocks, the error of the tester is more accurately compared, and the standards of relevant aspects are established by various filtering calibration plates.

4. Through the structural design to the revolving stage for this calibrator can carry out five grades of calibrations rapidly, thereby avoids the error that probably appears in traditional dipolar calibration, has saved a large amount of time simultaneously.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic structural view of the rack.

Fig. 3 is a schematic structural view of the elevating mechanism.

Fig. 4 is a schematic front view of the turntable.

FIG. 5 is a schematic cross-sectional view of the inside of the calibration slot.

Fig. 6 is a plan view of the turntable.

Fig. 7 is an assembly view of the calibration cartridge.

In the figure: 1. frame, 11, base, 12, support, 13, button, 14, bearing frame, 2, elevating system, 21, slide rail, 22, slider, 23, support, 24, support side, 25, ball screw, 26, first shaft coupling, 27, first motor, 28, clip fixing base, 29, butterfly nut, 210, clip, 3, objective table, 31, rotating table, 32, calibration box, 33, calibration groove, 34, rotating shaft, 35, rotating motor, 36, second shaft coupling, 37, infrared sensor, 38, transparent top cover, 39, filter, 310, diffuse reflection white board, 311, proximity switch

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

As shown in fig. 1 to 7, the jaundice meter calibration device of the present invention includes a frame 1, a lifting mechanism 2 that can be lifted and used for clamping a jaundice meter, and a rotatable object stage 3, wherein the object stage 3 is provided with a plurality of calibration slots 33, a calibration box 32 is disposed in the calibration slots 33, and the lifting mechanism 2 and the object stage 3 are both disposed on the frame 1.

The calibration box 32 is provided with a transparent top cover 38, a filter 39 and a diffuse reflection white board 310, the transparent top cover 38, the filter 39, the diffuse reflection white board 310 and the calibration box 32 are sequentially stacked, and the transparent top cover 38, the filter 39 and the diffuse reflection white board 310 are all arranged in the calibration groove 33.

The calibration box 32 is provided with an external thread, the calibration groove 33 is internally provided with a thread groove, and the calibration box 32 and the calibration groove 33 are assembled through the external thread and the thread groove.

Elevating system 2 is including establishing slide rail 21 in frame 1, install support side 24 in frame 1, install slider 22 on slide rail 21, through bolt fixed mounting support 23 on slider 22, first motor 27, ball screw 25, a shaft coupling 26 for connecting first motor 27 and ball screw 25, a clip 210 for centre gripping jaundice appearance, clip fixing base 28 of being connected with clip 210, support 23 installs on slider 22, support 23 and ball screw 25 are connected, ball screw 25 installs in frame 1 through support side 24, clip fixing base 28 is connected with support 23, clip fixing base 28 is connected with clip 210.

The frame 1 comprises a base 11 and a bracket 12, wherein the base 11 and the bracket 12 are vertically and fixedly connected through bolts, and a slide rail 21 and a supporting side 24 are installed on the bracket 12. The frame 1 is also provided with a button 13 for controlling the first motor 27 and the rotating motor 35, and the button 13 starts or stops the first motor 27 or the rotating motor 35. The frame 1 is further provided with a bearing seat 14, and the bearing seat 14 is fixedly matched and installed with the slide rail 21.

The clamp fixing seat 28 is connected with the clamp 210 in parallel, a butterfly nut 29 is arranged on the clamp 210, and the butterfly nut 29 is connected with the clamp 210.

The stage 3 includes a rotary table 31, a rotary shaft 34 connected to the rotary table 31, a rotary motor 35, and a second coupling 36, the alignment groove 33 is provided on the rotary table 31, the rotary shaft 34 is connected to the second coupling 36, and the second coupling 36 is connected to the rotary motor 35.

The rotary table 31 is provided with five calibration slots 33, and each calibration slot 33 is provided with a calibration box 32 with bilirubin concentration of 0mg/dL, or 4mg/dL, or 8mg/dL, or 12mg/dL, or 16 mg/dL.

The calibration groove 33 is engraved with calibration marks on the surface thereof, the calibration marks being the same as the bilirubin concentration in the calibration cassette 32 provided therein.

And an infrared sensor 37 for detecting the downward detection depth of the jaundice meter probe is arranged on the inner wall of the calibration groove 33. The object stage 3 is also provided with a proximity switch 311 for controlling the infrared sensor to be turned on or off.

The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

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 these 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. The utility model provides a jaundice appearance calibrating device which characterized in that: including frame (1), liftable and be used for the elevating system (2), rotatable objective table (3) of centre gripping jaundice appearance, be equipped with a plurality of calibration grooves (33) on objective table (3), be equipped with calibration box (32) in calibration groove (33), elevating system (2) and objective table (3) are all established on frame (1).

2. The jaundice meter calibration device of claim 1, wherein: be equipped with transparent top cap (38), optical filter (39), diffuse reflection blank (310) on calibration box (32), transparent top cap (38), optical filter (39), diffuse reflection blank (310), calibration box (32) stack in proper order, and transparent top cap (38), optical filter (39), diffuse reflection blank (310) are all established in calibration groove (33).

3. The jaundice meter calibration device of claim 2, wherein: the calibration box (32) is provided with an external thread, a thread groove is arranged in the calibration groove (33), and the calibration box (32) and the calibration groove (33) are assembled through the external thread and the thread groove.

4. The jaundice meter calibration device of claim 1, 2, or 3, wherein: elevating system (2) is including establishing slide rail (21) in frame (1), install support side (24) in frame (1), install slider (22) on slide rail (21), support (23) on slider (22) through bolt fixed mounting, first motor (27), ball screw (25), first shaft coupling (26) for connecting first motor (27) and ball screw (25), clip (210) for centre gripping jaundice appearance, clip fixing base (28) of being connected with clip (210), install on slider (22) support (23), support (23) and ball screw (25) are connected, ball screw (25) are installed in frame (1) through support side (24), clip fixing base (28) are connected with support (23), clip fixing base (28) are connected with clip (210).

5. The jaundice meter calibration device of claim 4 or claim, wherein: the rack (1) comprises a base (11) and a support (12), the base (11) and the support (12) are vertically and fixedly connected through bolts, and a sliding rail (21) and a supporting side (24) are installed on the support (12).

6. The jaundice meter calibration device of claim 5, wherein: the clamp fixing seat (28) is connected with the clamp (210) in parallel, a butterfly nut (29) is arranged on the clamp (210), and the butterfly nut (29) is connected with the clamp (210).

7. The jaundice meter calibration device of claim 1, 2, 3, 5, or 6, wherein: the objective table (3) comprises a rotating table (31), a rotating shaft (34) connected with the rotating table (31), a rotating motor (35) and a second coupler (36), wherein the calibration groove (33) is formed in the rotating table (31), the rotating shaft (34) is connected with the second coupler (36), and the second coupler (36) is connected with the rotating motor (35).

8. The jaundice meter calibration device of claim 7, wherein: the rotary table (31) is provided with five calibration grooves (33), and each calibration groove (33) is internally provided with a calibration box (32) with bilirubin concentration of 0mg/dL, 4mg/dL, 8mg/dL, 12mg/dL or 16 mg/dL.

9. The jaundice meter calibration device of claim 8, wherein: the surface of the calibration groove (33) is carved with calibration scales which are the same as the bilirubin concentration in a calibration box (32) arranged in the calibration groove.

10. The jaundice meter calibration device of claim 1, 2, 3, 5, 6, 8, or 9, wherein: and an infrared sensor (37) for detecting the downward detection depth of the jaundice meter probe is arranged on the inner wall of the calibration groove (33).