Near-infrared spectrometer

Abstract

The utility model relates to the technical field of near-infrared spectrometers, and discloses a near-infrared spectrometer which comprises an instrument body, a turning cover is movably mounted on one side of the top of the instrument body, an observation window is arranged at the rear end of the top of the turning cover, a rotating mechanism is mounted in the instrument body, and the rotating mechanism is connected with the turning cover. The top of the instrument body is provided with the storage mechanism, the rotating mechanism comprises a detection groove and a rotating disc, the detection groove is formed in the bottom of the turnover cover, the rotating disc is movably installed in the detection groove, the top of the rotating disc is provided with four sample grooves, and the tops of the sample grooves are used for containing sample cups. A plurality of samples can be placed at one time through the turntable and the sample grooves, so that the plurality of samples can be conveniently and alternately detected, and the opening times of the flip cover and the sample taking and placing times are reduced; a plurality of to-be-detected samples can be classified and stored through the placing plate and the cup grooves, so that the samples can be conveniently detected in sequence.

Description

TECHNICAL FIELD

[0001] The utility model relates to near infrared spectrometer technical field, concretely is a kind of near infrared spectrometer. BACKGROUND

[0002] Near infrared spectrometer is a kind of analytical instrument, using near infrared spectral region light carries out the component analysis and detection of sample, such as analyzing moisture, protein, fat, sugar content etc. in sample, it is often used in the detection of agricultural products, food, medicine.

[0003] The Chinese patent with publication number CN212514262U provides a near-infrared spectrum analyzer, which includes an analyzer body, a take-up bin is fixed to the bottom of the analyzer body, and a plurality of first screws are rotatably arranged inside the take-up bin.

[0004] The above-mentioned near-infrared spectrum analyzer can adjust the orientation of the analyzer body, making it convenient to place samples. However, during the sample detection process, due to the detection of multiple samples, it is necessary to repeatedly open the flip cover to take and place the samples, which reduces work efficiency and is not convenient for the alternative detection of multiple samples. In addition, the samples to be detected are placed irregularly, which is not convenient for classification and storage for sequential detection. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of near infrared spectrometer to solve the technical problem in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] A kind of near infrared spectrometer, including instrument body, the top of the instrument body is movably installed with the flip cover on one side, the top of the flip cover is provided with observation window at rear end, rotating mechanism is installed in the inside of the instrument body, storage mechanism is installed on the top of the instrument body, the rotating mechanism includes detection groove and carousel, the detection groove is arranged at the bottom of the flip cover, the carousel is movably installed in the inside of detection groove, the top of the carousel is provided with four sample slots, the top of the sample slot is used to place sample cup, the inside of the carousel is connected with detection groove by shaft, the inside of the detection groove is provided with detection hole at rear end, a plurality of worm gear grooves are opened in the periphery of the carousel, the worm is movably installed in the inside of detection groove at front end, one end of the worm is installed with hand wheel.

[0008] Preferably, the carousel is movably rotatably arranged outside the shaft, and the bottom end of the shaft is fixedly installed between the detection groove.

[0009] Preferably, the four sample slots are annularly arranged, and the detection hole corresponds to one of the sample slots.

[0010] Preferably, the detection hole, the observation window and one of the sample grooves are on the same vertical line, and the worm is in meshing connection with the worm gear groove.

[0011] Preferably, the storage mechanism comprises a placing plate and two guide rails, the two guide rails are fixedly installed on the top of the instrument body, the inner ends of the two guide rails are fixedly installed with baffle plates, the placing plate is movably installed on the top of the two guide rails, the bottom of the placing plate is provided with two sliding grooves, the outer side of the placing plate is fixedly installed with a handle, and the top of the placing plate is provided with a plurality of cup grooves.

[0012] Preferably, the cross sections of the guide rails and the sliding grooves are in the shape of "convex", and the guide rails are in sliding connection with the sliding grooves.

[0013] Preferably, the placing plate is transversely slidably arranged on the top of the instrument body through the guide rails, and the plurality of cup grooves are arranged in a matrix.

[0014] Compared with the prior art, the near-infrared spectrometer has the advantages that:

[0015] 1) The near-infrared spectrometer, through the rotation mechanism, four sample cups are placed in four sample grooves, through the disc and the sample groove, a plurality of samples can be placed at one time, the disc is rotated by the worm, the alternating detection of the plurality of samples is facilitated, the opening of the flip cover and the frequency of taking and placing the samples are reduced, the plurality of samples can be quickly detected, and the working efficiency is improved.

[0016] 2) The near-infrared spectrometer, through the storage mechanism, the sample cups are placed in the cup grooves, through the placing plate and the plurality of cup grooves, a plurality of samples to be detected can be classified and stored for subsequent detection, the placing plate is slidably arranged through the guide rails, the taking and placing of the placing plate is facilitated, and the overall cleaning is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is a whole structure schematic view of the near-infrared spectrometer in the embodiment of the utility model;

[0018] Fig. 2 It is an internal structure schematic view of the rotation mechanism in the embodiment of the utility model;

[0019] Fig. 3 It is a back side structure schematic view of the storage mechanism in the embodiment of the utility model.

[0020] In the figure: 1, instrument body; 2, flip cover; 3, observation window; 4, rotating mechanism; 5, storage mechanism; 6, detection groove; 7, rotating disc; 8, sample groove; 9, sample cup; 10, rotating shaft; 11, detection hole; 12, worm gear tooth groove; 13, worm; 14, rocking disc; 15, placing plate; 16, sliding groove; 17, handle; 18, cup groove; 19, guide rail; 20, baffle. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] Embodiment one

[0023] In combination Figs. 1-3 A near-infrared spectrometer, comprising an instrument body 1, a flip cover 2 movably mounted on the top of the instrument body 1, an observation window 3 arranged on the top of the flip cover 2, a rotating mechanism 4 mounted in the instrument body 1, and a storage mechanism 5 mounted on the top of the instrument body 1.

[0024] In combination Fig. 2 Further, the rotating mechanism 4 comprises a detection groove 6 and a rotating disc 7, the detection groove 6 is arranged at the bottom of the flip cover 2, the rotating disc 7 is movably mounted in the detection groove 6, the rotating disc 7 is provided with four sample grooves 8 on the top, the sample grooves 8 are used for placing sample cups 9 on the top, the rotating disc 7 is connected with the detection groove 6 through a rotating shaft 10, the detection groove 6 is provided with a detection hole 11 at the rear end, a plurality of worm gear tooth grooves 12 are formed on the periphery of the rotating disc 7, a worm 13 is movably mounted in the detection groove 6 at the front end, one end of the worm 13 is provided with a rocking disc 14, and the sample grooves 8 and the sample cups 9 are both made of transparent sheet.

[0025] The rotating disc 7 is movably arranged on the outside of the rotating shaft 10, the bottom end of the rotating shaft 10 is fixedly installed with the detection groove 6, and the rotating disc 7 is rotated in the detection groove 6 through the connection of the rotating shaft 10.

[0026] The four sample grooves 8 are arranged in a ring shape, the detection hole 11 corresponds to one of the sample grooves 8, the detection hole 11 is provided with a transparent sheet on the top, and the sample in the sample cup 9 in the sample groove 8 is detected through the detection hole 11.

[0027] The detection hole 11, the observation window 3 and one of the sample grooves 8 are on the same vertical line, the worm 13 is in meshing connection with the worm gear groove 12, the rotation of the disc 7 is driven by the worm 13, and the four sample grooves 8 are switched.

[0028] Specifically, a plurality of samples are added into the plurality of sample cups 9, and the four sample cups 9 are placed in the four sample grooves 8 respectively, near-infrared detection of the samples is performed by the light source module in the detection hole 11, the rotation of the disc 7 is driven by the worm 13, the position of the sample cup 9 is observed through the observation window 3, the four sample cups 9 are switched with each other, and the opening of the cover 2 and the frequency of taking and placing the samples are reduced.

[0029] Embodiment two

[0030] Referring to Fig. 3 On the basis of the first embodiment, it is further obtained that the storage mechanism 5 comprises a placing plate 15 and two guide rails 19, the two guide rails 19 are fixedly installed on the top of the instrument body 1 on the other side, the inner ends of the two guide rails 19 are fixedly installed with a baffle 20, the placing plate 15 is movably installed on the top of the two guide rails 19, two sliding grooves 16 are formed in the bottom of the placing plate 15, a handle 17 is fixedly installed on the outer side of the placing plate 15, and a plurality of cup grooves 18 are arranged on the top of the placing plate 15.

[0031] The cross sections of the guide rail 19 and the sliding groove 16 are both in the shape of “convex”, the guide rail 19 is inserted into the sliding groove 16 and is in sliding connection, and the placing plate 15 is guided to slide through the guide rail 19.

[0032] The placing plate 15 is horizontally slidably arranged on the top of the instrument body 1, the plurality of cup grooves 18 are arranged in a matrix, and the cup grooves 18 are used for placing the sample cups 9.

[0033] Specifically, the samples added into the sample cups 9 are temporarily stored through the cup grooves 18, and the placing plate 15 is slid on the top of the instrument body 1, so that the sample cups 9 are conveniently taken out and cleaned.

[0034] In actual operation, the samples are added into the sample cups 9 and placed in the sample grooves 8, and near-infrared detection of the samples in the sample cups 9 is performed by the light source module in the detection hole 11;

[0035] When multiple samples are alternately detected, the disc 7 is rotated by the worm 13 and the worm gear groove 12, the sample cups 9 are observed through the observation window 3, whether the sample cups 9 are located directly above the detection hole 11 is observed, and the samples in the four sample cups 9 are alternately detected, so that the opening of the cover 2 and the frequency of taking and placing the samples are reduced.

[0036] When multiple samples to be detected are placed, the sample cups 9 of the samples to be detected are respectively placed in the cup grooves 18, and then the placing plate 15 is installed on the top of the instrument body 1 and is slid transversely through the guide rail 19, so that the placing plate 15 is fixed on the top of the instrument body 1, thereby facilitating the taking and placing of the sample cups 9.

[0037] Although the embodiments of the present application have been shown and described, it should be understood by those ordinary skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A near infrared spectrometer comprising an instrument body (1), a flip cover (2) is movably mounted on the top of the instrument body (1) by one side, and an observation window (3) is arranged on the top of the flip cover (2) by the rear end, characterized in that: The inside of the instrument body (1) is internally provided with a rotating mechanism (4), and the top of the instrument body (1) is provided with a storage mechanism (5); The rotating mechanism (4) comprises a detection groove (6) and a rotating disc (7), the detection groove (6) is arranged at the bottom of the flip cover (2), the rotating disc (7) is movably arranged in the detection groove (6), the top of the rotating disc (7) is provided with four sample grooves (8), the top of the sample groove (8) is used for placing a sample cup (9), the inside of the rotating disc (7) is connected with the detection groove (6) through a rotating shaft (10), the inside of the detection groove (6) is provided with a detection hole (11) at the rear end, a plurality of worm gear grooves (12) are arranged on the periphery of the rotating disc (7), and a worm (13) is movably arranged in the detection groove (6) at the front end. One end of the worm (13) is provided with a rocking disc (14).

2. The near infrared spectrometer according to claim 1, characterized in that: The rotating disc (7) is movably arranged outside the rotating shaft (10), and the bottom end of the rotating shaft (10) is fixedly arranged between the detection groove (6).

3. The near infrared spectrometer according to claim 1, wherein: The four sample grooves (8) are arranged in a ring shape, and the detection hole (11) corresponds to one of the sample grooves (8).

4. The near infrared spectrometer according to claim 1, wherein: The detection hole (11), the observation window (3) and one of the sample grooves (8) are on the same vertical line, and the worm (13) is meshed and connected with the worm gear groove (12).

5. The near infrared spectrometer according to claim 1, wherein: The storage mechanism (5) comprises a placing plate (15) and two guide rails (19), the two guide rails (19) are fixedly arranged at the top of the instrument body (1) on the other side, the inner ends of the two guide rails (19) are fixedly provided with a baffle (20), the placing plate (15) is movably arranged at the top of the two guide rails (19), the bottom of the placing plate (15) is provided with two sliding grooves (16), the outer side of the placing plate (15) is fixedly provided with a handle (17), and the top of the placing plate (15) is provided with a plurality of cup grooves (18).

6. The near infrared spectrometer according to claim 5, wherein: The cross sections of the guide rail (19) and the sliding groove (16) are both arranged in a "convex" shape, and the guide rail (19) is slidably arranged in the sliding groove (16).

7. The near infrared spectrometer of claim 5, wherein: The placing plate (15) is horizontally slidably arranged on the top of the instrument body (1) through the guide rail (19), and the plurality of cup grooves (18) are arranged in a matrix.

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