Integrated epoxy propane chromaticity analyzer

Abstract

The utility model discloses an integrated epoxypropane chromaticity analyzer which comprises an analysis table, a detection support fixedly arranged on one side of the analysis table, an LED light source fixedly arranged on the inner wall of the detection support, a collimating lens group fixedly arranged on the inner wall of the detection support, and a support rod fixedly arranged on one side of the collimating lens group. A cuvette is fixedly arranged on one side of the bottom end of the support rod, a photoelectric detector is fixedly arranged on the inner wall of the cuvette, a stepping motor is fixedly arranged on one side of the inner wall of the detection support, a sheet wheel support is fixedly arranged at the bottom end of the stepping motor, and a plurality of optical filters with different wavelengths are fixedly arranged on the surface of the sheet wheel support; the LED light source is matched with the collimating lens group, divergent light is efficiently integrated into parallel light beams, it is ensured that the light is stably irradiated to a sample in the cuvette, a plurality of optical filters with different wavelengths are arranged on the sheet wheel support, the stepping motor drives the sheet wheel support to rotate, the optical filters with different wavelengths can be continuously clamped between the cuvette and the collimating lens group, and therefore the sample can be accurately detected. And the chromaticity detection of the sample under multiple wavelengths is realized.

Description

Technical Field

[0001] This utility model relates to the field of colorimetric analyzer technology, and in particular to an integrated propylene oxide colorimetric analyzer. Background Technology

[0002] In chemical production, propylene oxide is an important organic chemical raw material, and its color is one of the key indicators for measuring product quality. Different applications have strict requirements for the color of propylene oxide. For example, in the production of high-end polymers and fine chemicals, if the color of propylene oxide is substandard, it will seriously affect the performance and appearance of downstream products. Traditional color analysis methods are often cumbersome, inefficient, and have limited accuracy.

[0003] Therefore, to meet the needs of chemical enterprises for efficient and accurate detection of propylene oxide color, this integrated propylene oxide color analyzer was designed. It can detect propylene oxide color in real time and quickly on chemical production lines, helping enterprises to adjust production processes in a timely manner, ensure product quality, and improve production efficiency.

[0004] Therefore, we propose an integrated propylene oxide colorimetric analyzer. Utility Model Content

[0005] The purpose of this invention is to address the shortcomings of existing technologies by proposing an integrated propylene oxide colorimetric analyzer.

[0006] To achieve the above objectives, the present invention adopts the following technical solution:

[0007] An integrated propylene oxide colorimetric analyzer includes an analysis stage, a detection bracket fixedly mounted on one side of the analysis stage, an LED light source fixedly mounted on the inner wall of the detection bracket, a collimating lens group fixedly mounted on the inner wall of the detection bracket, a support rod fixedly mounted on one side of the collimating lens group, a cuvette fixedly mounted on one side of the bottom end of the support rod, a photodetector fixedly mounted on the inner wall of the cuvette, a stepper motor fixedly mounted on one side of the inner wall of the detection bracket, a plate wheel bracket fixedly mounted on the bottom end of the stepper motor, and a plurality of filters of different wavelengths fixedly mounted on the surface of the plate wheel bracket.

[0008] As a further embodiment of this utility model: a light source fixing ring is sleeved on the surface of the LED light source, the LED light source is parallel to the collimating lens group, the collimating lens group is composed of two convex lenses with different focal lengths spliced ​​together, and integrates the divergent light rays of the light source into a parallel beam.

[0009] As a further scheme of the utility model: the detection support is inverted L-shaped, the support rod penetrates the detection support, the cuvette is parallel to the collimating lens group, as a further scheme of the utility model: a gap is reserved between the inner wall of the cuvette and the photodetector to ensure that the light source passes through the cuvette.

[0010] As a further scheme of the utility model: the stepping motor drives the fluted wheel support to rotate, and the rotation of the fluted wheel support makes the filter plate continuously engage between the cuvette and the collimating lens group.

[0011] As a further scheme of the utility model: a power supply assembly is fixedly arranged on the inner wall of the analysis table, linear sliding rails are fixedly arranged on the top of the analysis table, and a detection platform is clamped on the top of the linear sliding rails.

[0012] As a further scheme of the utility model: a plurality of sample grooves are formed in the surface of the detection platform, the detection platform is driven by the linear sliding rails to move in parallel, and the sample grooves are parallel to the cuvette.

[0013] As a further scheme of the utility model: an operation panel is arranged on one side of the detection support, the operation panel is parallel to the photodetector, and the operation panel has a photoelectric signal analysis function.

[0014] Compared with the prior art, the utility model provides a kind of integrated propylene oxide colorimetric analyzer, with the following beneficial effects:

[0015] 1. The utility model, LED light source collates collimating lens group, can efficiently integrate divergent light into parallel light beam, ensure that light is stably, accurately irradiated to sample in cuvette, and photodetector in cuvette can accurately capture light change, a plurality of different wavelength filter plates are arranged on fluted wheel support, and the fluted wheel support is rotated by stepping motor, so that different wavelength filter plates can be continuously engaged between cuvette and collimating lens group, the colorimetric detection of sample under multiple wavelengths is realized, the accuracy and comprehensiveness of detection are greatly improved, and reliable optical detection basis is provided for propylene oxide colorimetric analysis.

[0016] 2. The utility model, linear sliding rails are arranged on the top of analysis table, and detection platform can be clamped thereon, so that detection is convenient and fast. A plurality of sample grooves are formed in the surface of detection platform, and multiple samples can be placed simultaneously. Detection platform can move in parallel by linear sliding rail, so that sample groove is accurately aligned with cuvette, different samples can be sequentially sent to detection position without complex manual operation, the efficiency of sample detection is greatly improved, and it is especially suitable for batch detection of the colorimetric analysis of propylene oxide sample.

[0017] The parts not involved in the device are the same as or can be realized by the prior art, and the utility model has the advantages of simple structure and convenient operation. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 A whole structure schematic view of an integrated epoxy propane colorimetry analyzer is provided in the present application.

[0019] Figure 2 A split structure schematic view of a collimating lens group of an integrated epoxy propane colorimetry analyzer is provided in the present application.

[0020] Figure 3 A three-dimensional structure schematic view of a sheet wheel support of an integrated epoxy propane colorimetry analyzer is provided in the present application.

[0021] Figure 4 A split structure schematic view of a detection platform of an integrated epoxy propane colorimetry analyzer is provided in the present application.

[0022] In the figure: 1, analysis table; 2, detection support; 3, LED light source; 4, collimating lens group; 5, support rod; 6, cuvette; 7, photoelectric detector; 8, stepper motor; 9, sheet wheel support; 10, optical filter; 11, light source fixing ring; 12, power supply assembly; 13, linear slide rail; 14, detection platform; 15, sample groove; 16, operation panel. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments.

[0024] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0025] Embodiment: An integrated epoxy propane colorimetry analyzer, such as Figures 1-4As shown, including the analysis platform 1, one side of the analysis platform 1 is fixedly provided with a detection support 2, the inner wall of the detection support 2 is fixedly provided with an LED light source 3, the inner wall of the detection support 2 is fixedly provided with a collimating lens group 4, one side of the collimating lens group 4 is fixedly provided with a support rod 5, one side of the bottom end of the support rod 5 is fixedly provided with a cuvette 6, the inner wall of the cuvette 6 is fixedly provided with a photodetector 7, one side of the inner wall of the detection support 2 is fixedly provided with a stepping motor 8, the bottom end of the stepping motor 8 is fixedly provided with a fluted wheel support 9, the surface of the fluted wheel support 9 is fixedly provided with a plurality of different wavelength filters 10, the surface of the LED light source 3 is sleeved with a light source fixing ring 11, the LED light source 3 is parallel to the collimating lens group 4, the collimating lens group 4 is composed of two convex lenses with different focal lengths, and the divergent light rays of the light source are integrated into parallel light beams, the LED light source is matched with the collimating lens group 4, the divergent light rays can be efficiently integrated into parallel light beams, and the light rays can be stably and accurately irradiated onto the sample in the cuvette 6, and the photodetector 7 in the cuvette 6 can accurately capture the change of the light rays.

[0026] As shown in Figures 1-4 , the detection support 2 is inverted L-shaped, the support rod 5 penetrates the detection support 2, the cuvette 6 is parallel to the collimating lens group 4, and the inner wall of the cuvette 6 and the photodetector 7 have a gap to ensure that the light source passes through the cuvette 6, the stepping motor 8 drives the fluted wheel support 9 to rotate, and the rotation of the fluted wheel support 9 makes the filter 10 constantly engage between the cuvette 6 and the collimating lens group 4.

[0027] As shown in Figures 1-3 , the inner wall of the analysis platform 1 is fixedly provided with a power supply assembly 12, the top end of the analysis platform 1 is fixedly provided with a linear slide rail 13, the top end of the linear slide rail 13 is engaged with a detection platform 14, the surface of the detection platform 14 is provided with a plurality of sample grooves 15, the detection platform 14 is driven by the linear slide rail 13 to move in parallel, the sample grooves 15 are parallel to the cuvette 6, one side of the detection support 2 is provided with an operation panel 16, the operation panel 16 is parallel to the photodetector 7, and should have a photoelectric signal analysis function, the linear slide rails 13 provided on the top end of the analysis platform 1 are matched with the detection platform 14 which can be engaged thereon, which is convenient and fast, the surface of the detection platform 14 is provided with a plurality of sample grooves 15, and multiple samples can be placed at the same time. Through the linear slide rail 13, the detection platform 14 can move in parallel, so that the sample grooves 15 are accurately aligned with the cuvette 6, without complex manual operation, different samples can be quickly sent to the detection position in turn.

[0028] Working principle: after starting the analyzer, the power supply assembly 12 supplies power to the whole device. The LED light source emits light, which is fixed in position by the light source fixing ring 11, and then the divergent light is converted into parallel light beams by the collimating lens group 4. The light is directed to the cuvette 6, and the epoxy propane sample to be measured is placed in the cuvette 6. At the same time, the stepper motor 8 drives the fluted wheel support 9 to rotate, and the filter 10 of different wavelengths is sequentially clamped between the cuvette 6 and the collimating lens group 4 to adjust the wavelength of the light. The sample has different absorption conditions for different wavelengths of light, and the light transmitted through the sample is received by the photodetector 7 on the inner wall of the cuvette 6, which converts the light signal into an electrical signal and transmits it to the operation panel 16. The operation panel 16 analyzes the color value of the epoxy propane sample under different wavelengths according to the received electrical signal data by virtue of its photoelectric signal analysis function. The detection platform 14 can move the samples in the sample slots 15 to the position parallel to the cuvette 6 in sequence under the drive of the linear slide rail 13, realizing continuous detection.

[0029] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this. Any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. An integrated propylene oxide color analyzer comprising an analysis station (1), characterized in that: The analysis platform (1) is fixed on one side of the detection support (2), the inner wall of the detection support (2) is fixedly provided with an LED light source (3), the inner wall of the detection support (2) is fixedly provided with a collimating lens group (4), one side of the collimating lens group (4) is fixedly provided with a support rod (5), the bottom end of the support rod (5) is fixedly provided with a cuvette (6), the inner wall of the cuvette (6) is fixedly provided with a photodetector (7), one side of the inner wall of the detection support (2) is fixedly provided with a stepping motor (8), the bottom end of the stepping motor (8) is fixedly provided with a fluted wheel support (9), and the surface of the fluted wheel support (9) is fixedly provided with a plurality of different wavelength filters (10).

2. An integrated propylene oxide color analyzer according to claim 1, wherein: The surface of the LED light source (3) is sleeved with a light source fixing ring (11), the LED light source (3) is parallel to the collimating lens group (4), the collimating lens group (4) is composed of two convex lenses with different focal lengths, and the light source divergent light is integrated into parallel light beams.

3. An integrated propylene oxide color analyzer according to claim 1, wherein: The detection support (2) is inverted L-shaped, the support rod (5) penetrates the detection support (2), the cuvette (6) is parallel to the collimating lens group (4), and the inner wall of the cuvette (6) and the photodetector (7) are left with a gap to ensure that the light source passes through the cuvette (6).

4. An integrated propylene oxide color analyzer as defined in claim 3, wherein: The stepping motor (8) drives the fluted wheel support (9) to rotate, and the rotation of the fluted wheel support (9) causes the filter (10) to continuously engage between the cuvette (6) and the collimating lens group (4).

5. An integrated propylene oxide color analyzer as defined in claim 4, wherein: The inner wall of the analysis platform (1) is fixedly provided with a power supply assembly (12), and the top of the analysis platform (1) is fixedly provided with a linear slide rail (13) on both sides.

6. An integrated propylene oxide color analyzer according to claim 5, wherein: The surface of the detection platform (14) is provided with a plurality of sample grooves (15), the detection platform (14) is driven by the linear slide rail (13) to move in parallel, and the sample groove (15) is parallel to the cuvette (6).

7. An integrated propylene oxide color analyzer according to claim 6, wherein: One side of the detection support (2) is provided with an operation panel (16), the operation panel (16) is parallel to the photodetector (7), and the operation panel (16) has a photoelectric signal analysis function.

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