CN211235532U - Movable near-infrared detection platform - Google Patents

Abstract

A mobile near-infrared detection platform relates to the technical field of detection equipment, and adopts the technical scheme that the mobile near-infrared detection platform comprises a mobile device, wherein the mobile device comprises a vehicle body, mobile wheels are arranged on two sides of the front end of the vehicle body, and at least one universal wheel is arranged at the bottom of the rear end of the vehicle body; the vehicle body is provided with a mounting groove, the bottom of the mounting groove is provided with a battery pack, and the side wall of the mounting groove is provided with a lifting device; the top of the lifting device is provided with an object stage; the automobile body is characterized in that a plurality of support columns are arranged at the rear end of the automobile body, a mounting frame is arranged at the top ends of the support columns, a near-infrared detector is arranged at the front end of the mounting frame, a host is arranged on the near-infrared detector, a distance light shield is arranged at the bottom of the front end of the mounting frame, and an electric cabinet, an industrial personal computer and a push-pull handle are arranged at the rear end of the mounting frame. The utility model can be flexibly moved, and can carry out sampling detection at any time and any place, thereby improving the detection efficiency; meanwhile, the detection range is expanded, and the detection result has strong representativeness.

Description

Movable near-infrared detection platform

Technical Field

The utility model relates to a check out test set technical field especially relates to a portable near-infrared testing platform.

Background

Tobacco leaves are important raw materials and components of cigarettes, and the quality level of the tobacco leaves directly influences the formula and processing of subsequent cigarettes and the taste stability of finished cigarettes. The quality of the tobacco leaves greatly fluctuates under the influence of various factors such as planting areas, years, climate and the like.

The chemical components of tobacco leaves, in particular nicotine, reflect to a large extent the internal quality of the tobacco leaves. Therefore, the production of the tobacco leaves can be effectively guided by touching the chemical components of the raw material tobacco leaves and combining the corresponding homogenization matching production strategy.

However, in the traditional laboratory sampling or flow analysis process, the problems of complicated process, long consumed time, low sampling rate, poor representativeness and the like exist, and the accuracy of quality data is insufficient.

In the prior art, a prediction model can be established for chemical components and corresponding spectral data of tobacco leaves in a specific production area and a specific year, and a spectrum-chemical component database of each year in each production area is established. The database can be inquired according to the spectral data obtained by detecting the tobacco leaves, and the accurate chemical components can be obtained.

Therefore, it is necessary to design a device which can rapidly and conveniently detect the spectral data of the tobacco leaves.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems of low efficiency and poor representativeness in the conventional laboratory spot inspection or flow analysis, the utility model provides a mobile near-infrared detection platform, which is flexible to move, can accurately detect the spectral data of tobacco leaves, can obtain the chemical components by comparing with a built-in database, is convenient and quick, has high efficiency, and can carry out multiple detections in a short time; and the effective detection range of the detector is expanded, so that the representativeness of the detection data is improved.

The utility model provides a following technical scheme: a mobile near-infrared detection platform comprises a mobile device, wherein the mobile device comprises a vehicle body, both sides of the front end of the vehicle body are provided with mobile wheels, and the bottom of the rear end of the vehicle body is provided with at least one universal wheel; the vehicle body is provided with a mounting groove, the bottom of the mounting groove is provided with a battery pack, and the side wall of the mounting groove is provided with a lifting device; the top of the lifting device is provided with an object stage; the automobile body is characterized in that a plurality of support columns are arranged at the rear end of the automobile body, a mounting frame is arranged at the top ends of the support columns, a mounting hole is formed in the front end of the mounting frame, a near-infrared detector is arranged on the mounting hole, a host is arranged on the near-infrared detector, a distance light shield is arranged at the bottom of the front end of the mounting frame, and an electric cabinet, an industrial personal computer and a push-pull handle are arranged at the rear end of the.

By adopting the technical scheme, the mobile near-infrared detection platform is simple in structure and small in size; the push-pull handle is matched with the moving device, so that the detection platform can be flexibly moved to a tobacco storage place needing to be detected; the object stage can be used for placing tobacco leaf bales with large volume or sample trays with small volume, and the adaptability is good; the battery pack can provide energy for the near-infrared detector; the near-infrared detector can detect the spectral data of the tobacco leaves; the fixed-distance light shield can ensure a certain measuring distance, eliminate blind areas and improve the detection accuracy; the electric cabinet can enable the near-infrared detector to work more stably; the industrial personal computer can control the near-infrared detector and record corresponding data.

As a specific embodiment, the lifting device comprises a plurality of first lifting rods, a plurality of second lifting rods, a plurality of first cross beams, a plurality of second cross beams and a plurality of hydraulic devices; the object stage comprises a top plate, and four sides of the top plate are connected with side plates; sliding grooves are formed in the inner walls of the front ends of the side plates on the two sides in the length direction of the object stage, sliding blocks are arranged on the sliding grooves, the sliding blocks are rotatably connected with one ends of first lifting rods, and the other ends of the first lifting rods are rotatably connected to the rear ends of the mounting grooves; the inner walls of two sides of the front end of the mounting groove are respectively provided with a sliding groove, a sliding block is arranged on each sliding groove, one end of a second lifting rod is rotatably connected onto each sliding block, and the other end of each second lifting rod is rotatably connected onto the inner wall of the rear end of the side plate in the length direction of the objective table; a cross beam is connected between the first lifting rod and the second lifting rod on two sides of the mounting groove; and a hydraulic device is connected between the two cross beams.

In one embodiment, the first and second lifting rods on the same side of the installation slot are crossed in a scissor-like manner and are rotatably connected with each other at the crossing position.

As a specific implementation mode, the hydraulic device comprises a hydraulic telescopic rod, an oil tank, a hydraulic pump, a stop valve, a high-pressure hose and a pressure release valve; the hydraulic telescopic rod is connected between the two cross beams; the oil tank sets up inside automobile body rear end, the oil tank top is connected with the hydraulic pump, the oil tank front end is connected with stop valve and relief valve, between stop valve and the hydraulic telescoping rod all be connected with the high-pressure hose between relief valve and the hydraulic telescoping rod.

Through the technical scheme who adopts above, can pass through manual operation hydraulic pump, pass through the high pressure hose with the hydraulic oil in the oil tank and impress in the hydraulic telescoping rod, promote the telescopic link extension, under the interact of spout, slider and rotation connecting piece, drive first, second lifter and remove on the spout to it goes up and down to suitable measurement height to drive the objective table. And finally, opening the pressure release valve, enabling hydraulic oil in the hydraulic telescopic rod to flow back to the oil tank, shortening the telescopic rod, and slowly descending the objective table to the initial position.

Preferably, the maximum load of the first lifting rod and the second lifting rod is not less than 100 kilograms, and the lifting distance is not less than 500 millimeters.

By adopting the technical scheme, the objective table can bear the weight and the thickness of the large tobacco leaf bale.

Preferably, the effective detection light spot range emitted by the near infrared detector exceeds 300 mm.

By adopting the technical scheme, the detection range of the light spot is enlarged, spectral data of a sample with a larger area can be obtained, and the representativeness of the detection data is greatly improved.

Preferably, the height of the distance light shield is not less than 350 mm.

Through adopting above technical scheme, the lens hood can ensure to get rid of external stray light's influence when detecting, improves and detects the accuracy nature. If the sample and the detector are too close to each other, a detection blind area is generated, and the detection range is narrowed.

Preferably, the battery pack is provided with a charger.

Through adopting above technical scheme, can charge through charger external power supply, avoid the trouble of changing the battery.

Preferably, a touch screen is arranged on the industrial personal computer.

Through adopting above technical scheme, the touch screen can the direct control industrial computer, has the function of input and demonstration simultaneously.

Preferably, the universal wheel is provided with a brake.

Through adopting above technical scheme, the brake can make testing platform keep fixed when detecting.

The utility model provides a portable near-infrared monitoring platform, can move in a flexible way, in the place that needs the detection, such as in the tobacco leaf storage warehouse, the sampling test is carried out anytime and anywhere, convenient and fast, has promoted the efficiency that the tobacco leaf detected greatly; meanwhile, the detection range is expanded, the detection result has strong representativeness and high accuracy, and correct guidance can be provided for tobacco production.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram of an embodiment of the present invention.

Fig. 2 is a schematic cross-sectional view of an embodiment of the present invention.

Fig. 3 is a top view of an embodiment of the present invention.

Fig. 4 is an enlarged schematic view of a portion a of fig. 2.

Reference numerals: 1-vehicle body, 2-moving wheel, 3-universal wheel, 4-battery pack, 5-lifting device, 51-first lifting rod, 52-second lifting rod, 53-cross beam, 54-hydraulic device, 541-hydraulic telescopic rod, 542-oil tank, 543-hydraulic pump, 544-stop valve, 545-high-pressure hose, 6-objective table, 7-support column, 8-mounting rack, 9-near infrared detector, 10-host, 11-distance light shade, 12-electric cabinet, 13-industrial computer and 14-push-pull handle.

Detailed Description

The embodiments of the present invention will be described in more detail below with reference to the accompanying drawings and reference numerals, so that those skilled in the art can implement the embodiments after studying the specification. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The utility model provides an embodiment as shown in fig. 1, fig. 2 and fig. 3, a mobile near-infrared detection platform, which comprises a mobile device, wherein the mobile device comprises a vehicle body 1, both sides of the front end of the vehicle body 1 are provided with mobile wheels 2, and the bottom of the rear end of the vehicle body is provided with at least one universal wheel 3; the vehicle body is provided with a mounting groove, the bottom of the mounting groove is provided with a battery pack 4, and the side wall of the mounting groove is provided with a lifting device 5; the top of the lifting device 5 is provided with an object stage 6; the automobile body is characterized in that a plurality of supporting columns 7 are arranged at the rear end of the automobile body 1, a mounting frame 8 is arranged at the top ends of the supporting columns 7, a mounting hole is formed in the front end of the mounting frame 8, a near-infrared detector 9 is arranged on the mounting hole, a host 10 is arranged on the near-infrared detector 9, a fixed-distance light shield 11 is arranged at the bottom of the front end of the mounting frame 8, and an electric cabinet 12, an industrial personal computer 13 and a push-pull handle 14 are arranged at the rear end of the.

The vehicle body can be made of common stainless steel materials. The movable wheels and the universal wheels can be made of polyurethane materials, the movable wheels are connected to two sides of the front end of the vehicle body in a bearing and rotating shaft mode, the universal wheels can rotate conveniently, and one or two of the movable wheels can be selected. The battery pack can select a plurality of rechargeable lithium battery packs with the output voltage of 220V to provide energy for the near-infrared detector, the electric cabinet and the industrial personal computer.

The objective table can be made of C-shaped steel, and the lifting device can lift the objective table to enable the upper surface of the sample to be attached to the fixed-distance light shield. The stage and the lifting device require a certain load capacity. The support column can adopt H shaped steel, and bearing capacity is strong. The mounting rack can be made of common stainless steel materials. A diagonal brace can be arranged between the supporting column and the mounting frame to increase structural stability.

The mounting bracket front end is opened has a mounting hole the same with near-infrared detector basal area, and the mounting hole is passed to near-infrared detector's bottom surface, and the fuselage passes through L shaped steel board fixed connection on the mounting bracket. The near-infrared detector can be a BUCHINIR ONLINE type near-infrared detector, has high analysis speed, no damage to samples and small sample preparation amount, and is almost suitable for detection and analysis of various samples. The host, the electric cabinet and the industrial personal computer are matched equipment. The detector can detect the spectral data of the sample; the host is provided with a button for controlling the operation and the stop of the near infrared detector and transmitting the detected spectral data to the industrial personal computer; the electric cabinet is responsible for the conversion of photoelectric signals and stabilizing voltage; the industrial personal computer is internally provided with a spectrum-chemical component database and a prediction model of different types of tobacco leaves, can compare measured spectrum data with the database, convert the measured spectrum data into corresponding chemical components and display the chemical components, and can also manually input sample numbers, and the numbers and the chemical components are corresponding and recorded.

The distance light shield can be a rectangular cylinder with an upper opening and a lower opening made of common aluminum alloy plates, and the cross sectional area of the distance light shield is equal to the area of the bottom surface of the near-infrared detector. During detection, the upper surface of the sample is tightly attached to the lower opening of the distance light shield, and the interference of external stray light rays can be eliminated. The height of the distance light shield can be determined according to the requirement of the near infrared detector, and cannot be less than 350 mm, otherwise, the detection range can be narrowed, a detection blind area is generated, and the detection representativeness is reduced.

The push-and-pull handle can be made of common steel pipes, can be sleeved with a rubber sleeve to increase friction, is convenient to use, and is matched with a moving device to push the detection platform to move flexibly.

During detection, a sample is placed on the objective table, the objective table is lifted through the lifting device, and the upper surface of the sample is tightly attached to the lower opening of the centering light shield. Pressing a button on the host to control the near-infrared detector to start detecting the spectral data of the sample, and transmitting the data to the industrial personal computer; and inputting a sample number on an industrial personal computer, selecting a spectrum-chemical component database and a prediction model corresponding to the type of the tobacco sample, converting the spectrum signal into the chemical component of the sample, and recording. And after the detection is finished, controlling the lifting device and the object stage to return to the initial position.

As shown in fig. 2, as a specific embodiment, the lifting device 5 includes a plurality of first lifting rods 51, second lifting rods 52, a cross beam 53 and a hydraulic device 54; the object stage 6 comprises a top plate, and four sides of the top plate are connected with side plates; sliding grooves are formed in the inner walls of the front ends of the side plates on the two sides in the length direction of the object stage, sliding blocks are arranged on the sliding grooves, the sliding blocks are rotatably connected with one ends of first lifting rods 51, and the other ends of the first lifting rods 51 are rotatably connected to the rear ends of the mounting grooves; the inner walls of the two sides of the front end of the mounting groove are respectively provided with a sliding groove, a sliding block is arranged on each sliding groove, one end of a second lifting rod 52 is rotatably connected onto each sliding block, and the other end of each second lifting rod 52 is rotatably connected onto the inner wall of the rear end of the side plate in the length direction of the objective table 6; a cross beam 53 is connected between the first lifting rod and the second lifting rod on two sides of the mounting groove; a hydraulic device 54 is connected between the two cross beams 53.

In one embodiment, the first and second lifting rods 51 and 52 on the same side of the installation slot are crossed in a scissor-like manner and are rotatably connected to each other at the crossing.

The first lifting rod and the second lifting rod can be made of steel plates, the cross beam can be made of H-shaped steel, the top plate and the side plate of the objective table can be made of C-shaped steel, the sliding groove can be made of C-shaped steel, and the sliding block can be made of common stainless steel materials; the hydraulic device can select a manual hydraulic pump, is convenient to operate and saves a power supply of the battery pack.

As a specific embodiment, the hydraulic device 54 includes a hydraulic telescopic rod 541, an oil tank 542, a hydraulic pump 543, a stop valve 544, a high-pressure hose 545 and a pressure relief valve; the hydraulic telescopic rod 541 is connected between the two cross beams 53; the oil tank 542 is arranged inside the rear end of the vehicle body, the top of the oil tank 542 is connected with a hydraulic pump 543, the front end of the oil tank 542 is connected with a stop valve 544 and a pressure release valve, and high-pressure hoses 545 are connected between the stop valve 544 and the hydraulic telescopic rod 541 and between the pressure release valve and the hydraulic telescopic rod 541.

The hydraulic telescopic rod and the hydraulic pump can be made of stainless steel, the hydraulic pump can be made of manual hydraulic pump, and the structure of the hydraulic pump is shown in figure 4. The oil tank can be made of cast iron; the stop valve is a one-way valve and can prevent hydraulic oil in the high-pressure hose from returning to the oil tank, and the high-pressure hose can select a pipeline with proper pressure bearing capacity according to actual conditions. The connection between the above-mentioned equipment all is provided with the sealing washer.

When the hydraulic pump works, according to a known lever principle, the handle is used for driving the piston to press hydraulic oil in the oil tank into the hydraulic telescopic rod, the spring outside the hydraulic pump piston pushes the handle back to the original position, pressure in the hydraulic telescopic rod is increased repeatedly, the telescopic rod is extended, the first lifting rod and the second lifting rod are driven by the cross beam to slide in the sliding groove, and the objective table is lifted to a proper detection position. The stop valve can prevent hydraulic oil from returning back, and pressure on the hydraulic telescopic rod is guaranteed. After the detection is finished, the pressure release valve is opened, hydraulic oil in the hydraulic telescopic rod returns to the oil tank, the pressure of the hydraulic telescopic rod is reduced, and the objective table slowly descends under the action of gravity of the sample and the objective table and returns to the initial position.

Preferably, the maximum load of the first lifting rod and the second lifting rod is not less than 100 kilograms, and the lifting distance is not less than 500 millimeters.

The utility model discloses applicable to various tobacco leaf sample test, including but not limited to former tobacco bale does not open the package and detects, former tobacco leaf detects and finished product piece cigarette detects, and wherein former tobacco bale has considerable weight and thickness, and consequently first, second lifter will have certain load and liftable distance, guarantee the practicality.

Preferably, the effective detection spot radius emitted by the near infrared detector 9 exceeds 300 mm.

In order to ensure the representativeness of sample detection data, the effective spot radius of detection needs to be improved, and the detection range needs to be enlarged.

Preferably, the height of the distance light shield 11 is not less than 350 mm.

The light shield can ensure that the influence of external stray light is eliminated during detection, and the detection accuracy is improved. If the sample and the detector are too close to each other, a detection blind area is generated, and the detection range is narrowed. The height of the distance light shield can be determined according to the requirement of the actual near infrared detector.

Preferably, the battery pack 4 is provided with a charger.

The charger can be a charger matched with a 220V rechargeable lithium battery pack, and can be charged by an external power supply of the charger, so that the trouble of replacing the battery is avoided.

Preferably, a touch screen is arranged on the industrial personal computer 13.

The touch screen can be a capacitance type touch screen, so that the operation of the industrial personal computer is facilitated, and spectral data and chemical components can be visually displayed.

Preferably, the castor 3 is provided with a brake.

The brake can be made of stainless steel materials, and the embodiment can be kept fixed during detection by stepping down the brake, so that the detection accuracy is prevented from being influenced by vibration.

The above is an embodiment of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A movable near-infrared detection platform is characterized in that: the device comprises a moving device, wherein the moving device comprises a vehicle body (1), moving wheels (2) are arranged on two sides of the front end of the vehicle body (1), and at least one universal wheel (3) is arranged at the bottom of the rear end of the vehicle body; the vehicle body is provided with a mounting groove, the bottom of the mounting groove is provided with a battery pack (4), and the side wall of the mounting groove is provided with a lifting device (5); an objective table (6) is arranged at the top of the lifting device (5); the automobile body is characterized in that a plurality of supporting columns (7) are arranged at the rear end of the automobile body (1), a mounting frame (8) is arranged at the top end of each supporting column (7), a mounting hole is formed in the front end of each mounting frame (8), a near-infrared detector (9) is arranged on each mounting hole, a host (10) is arranged on each near-infrared detector (9), a distance light shield (11) is arranged at the bottom of the front end of each mounting frame (8), and an electric cabinet (12), an industrial personal computer (13) and a push-pull handle (14) are arranged at the rear end of each mounting frame (.

2. The mobile near-infrared detection platform of claim 1, wherein: the lifting device (5) comprises a plurality of first lifting rods (51), second lifting rods (52), a cross beam (53) and a hydraulic device (54); the object stage (6) comprises a top plate, and four sides of the top plate are connected with side plates; sliding grooves are formed in the inner walls of the front ends of the side plates on the two sides in the length direction of the object stage, sliding blocks are arranged on the sliding grooves, the sliding blocks are rotatably connected with one ends of first lifting rods (51), and the other ends of the first lifting rods (51) are rotatably connected to the rear ends of the mounting grooves; the inner walls of two sides of the front end of the mounting groove are respectively provided with a sliding groove, a sliding block is arranged on each sliding groove, one end of a second lifting rod (52) is rotatably connected onto each sliding block, and the other end of each second lifting rod (52) is rotatably connected onto the inner wall of the rear end of the side plate in the length direction of the objective table (6); a cross beam (53) is connected between the first lifting rod and the second lifting rod on two sides of the mounting groove; a hydraulic device (54) is connected between the two cross beams (53).

3. The mobile near-infrared detection platform of claim 2, wherein: the first lifting rod (51) and the second lifting rod (52) on the same side of the mounting groove are crossed in a scissor type manner and are mutually and rotatably connected at the crossed position.

4. The mobile near-infrared detection platform of claim 2, wherein: the hydraulic device (54) comprises a hydraulic telescopic rod (541), an oil tank (542), a hydraulic pump (543), a stop valve (544), a high-pressure hose (545) and a pressure release valve; the hydraulic telescopic rod (541) is connected between the two cross beams (53); the oil tank (542) sets up inside the automobile body rear end, oil tank (542) top is connected with hydraulic pump (543), oil tank (542) front end is connected with stop valve (544) and relief valve, between stop valve (544) and hydraulic telescoping rod (541), all be connected with high-pressure hose (545) between relief valve and hydraulic telescoping rod (541).

5. The mobile near-infrared detection platform of claim 2, wherein: the maximum load of the first lifting rod and the second lifting rod is not less than 100 kilograms, and the lifting distance is not less than 500 millimeters.

6. The mobile near-infrared detection platform of claim 1, wherein: the radius of an effective detection light spot emitted by the near-infrared detector (9) exceeds 300 mm.

7. The mobile near-infrared detection platform of claim 1, wherein: the height of the distance light shield (11) is not less than 350 mm.

8. The mobile near-infrared detection platform of claim 1, wherein: the battery pack (4) is provided with a charger.

9. The mobile near-infrared detection platform of claim 1, wherein: and a touch screen is arranged on the industrial personal computer (13).

10. The mobile near-infrared detection platform of claim 1, wherein: the universal wheel (3) is provided with a brake.

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