CN208383700U

CN208383700U - A kind of small-sized fruit quality device for fast detecting

Info

Publication number: CN208383700U
Application number: CN201820761833.3U
Authority: CN
Inventors: 孙大文; 纪炜达; 蒲洪彬; 韦庆益
Original assignee: South China University of Technology SCUT
Current assignee: South China University of Technology SCUT
Priority date: 2018-05-22
Filing date: 2018-05-22
Publication date: 2019-01-15
Anticipated expiration: 2028-05-22

Abstract

The utility model discloses a kind of small-sized fruit quality device for fast detecting, described device includes that objective table, rotating device, fixed device and spectra collection device, the rotating device, spectra collection device are fixed on objective table；The fixed device is located on the rotating device, for fixing fruit and rotating together with rotating device；The spectra collection device is located at a side of the rotating device, and multiple spot spectral information can be acquired when fruit is rotated with rotating device.Small-sized fruit quality device for fast detecting provided by the utility model, can acquire multiple spot spectral information, obtain fruit quality according to the average value of multiple spot spectral information.Meanwhile for stable spectra acquisition device at a distance from the fixed device of fruit, testing result is more accurate during collecting fruit multiple spot spectral information.

Description

A kind of small-sized fruit quality device for fast detecting

Technical field

The utility model relates to food quality detection field, in particular to a kind of small-sized fruit quality quickly detects dress It sets.

Background technique

Fruit is that the food that one kind is important in China's resident living needs after most of fruit is removed according to fruit Shape and inside quality such as sugar and acid degree, moisture, freshness etc. are defined the level.Different ranks, price variance is huge, mistake Deciding grade and level can all damage fruit manufacturer and consumer.Therefore, it is necessary to fast and accurately detection devices to determine fruit Grade.However traditional fruit internal quality detection usually carries out hand picking, time and effort consuming, low efficiency by testing staff.Therefore, Develop one kind quickly, accurately, it is very eager for consuming low detection device.

With the development of science and technology, spectral technique attracts attention as a kind of detection technique lossless, quick, that consumption is low.It is logical It is very extensive to cross the application that spectral technique detects food product quality, especially acquires the portable of single-point spectrum Spectrometer.But due to the relationship of fruit tissue characteristics itself, acquire single-point spectrum is influenced by fruit internal and surface Greatly.By the multiple spot spectrum for the certain area that collects fruit, the detection accuracy for improving fruit quality can be helped.

Utility model content

The purpose of the utility model is to overcome the defect of the prior art and deficiencies, provide a kind of small-sized fruit quality Device for fast detecting can acquire multiple spot spectral information, obtain fruit quality, detection knot according to the average value of multiple spot spectral information Fruit is more accurate.Meanwhile the apparatus structure it is simple, it is small in size, be convenient for carrying.

In order to achieve the above object, the utility model uses following technical scheme: the small-sized fruit quality of one kind is quickly examined Device is surveyed, described device includes that objective table, rotating device, fixed device and spectra collection device, the rotating device, spectrum are adopted Acquisition means are fixed on objective table；The fixed device is located on the rotating device, for fixing fruit and can be with rotating dress It sets and rotates together；The spectra collection device is located at a side of the rotating device, can adopt when fruit is rotated with rotating device Collect multiple spot spectral information.

The rotating device includes roller, rocker arm, first bearing, second bearing, first axle as a preferred technical solution, Seat and second bearing seat are held, the first bearing and second bearing are located in same level, and the first bearing is installed on In one bearing block, the second bearing is installed in second bearing seat, and the rocker arm and the roller are close to the end of second bearing The connection of face central point.

The first bearing seat is equipped with location hole as a preferred technical solution, and the roller is equipped with multiple and fixed The identical hole in position hole aperture.

The fixed device includes spring clip plate, support board and the first hood as a preferred technical solution, and described There is round hollow out among one hood, first hood is connect with the support board, the spring clip plate and the roller Connection.

The spring clip plate includes the second hood, spring and fixed plate as a preferred technical solution, the spring One end is connect with the central point in the convex flat face of second hood, and the other end is connect with fixed plate, the fixed plate with it is described Roller connection.

First hood, the second hood and support board are rubber material as a preferred technical solution, and table Face is black matte.Rubber material can increase the frictional force between fruit and hood, to clamp fruit.Surface is black Dumb light can prevent available light from improving the detection accuracy of detection device to the influence of spectrometer.

The fixed device further includes sliding rail as a preferred technical solution, and the sliding rail is connect with the roller, described Sliding rail is connect by bracket slide with the support board.

The spectra collection device includes spectrometer and support frame as a preferred technical solution, and the spectrometer is placed in On support frame as described above, support frame as described above is connect with the objective table.

The hollow out of the signal picker central point of the spectrometer and first hood as a preferred technical solution, Circle center point is in same horizontal line, but two central points are not overlapped.

The utility model compared with prior art, is had the following advantages and beneficial effects:

1, detection device provided by the utility model can drive fruit to move in a circle, and spectrometer can acquire multiple spot spectrum letter Breath measures fruit internal quality, keeps result more accurate, reduce the mistake of food inspection according to the average value of multiple spot spectral information Accidentally rate.

2, the detection device cross section of the utility model only has A4 size, highly less than 20cm, structure is simple, it is small in size, It is convenient for carrying, low cost, is conducive to promoting the use of a large area for spectrum detection device.

3, the detection device of the utility model adjusts the distance between fruit and spectrometer to be measured by bracket slide, can So that distance between the two is adjusted to suitable position, the accuracy of spectrometer collection spectral information is improved.

Detailed description of the invention

Fig. 1 is the perspective view of fruit quality device for fast detecting in the utility model embodiment

Fig. 2 is the main view of fruit quality device for fast detecting in the utility model embodiment

Fig. 3 is skid rail structure diagram in the utility model embodiment

Fig. 4 is open-celled structure schematic diagram on roller in the utility model embodiment

Fig. 5 is the structural schematic diagram of roller in the utility model embodiment

Fig. 6 is the structural schematic diagram of first bearing seat in the utility model embodiment

Fig. 7 is the side view of fruit quality device for fast detecting in the utility model embodiment

Detailed description of the invention: 1: objective table, 2: support frame, 3: spectrometer, 4: first bearing seat, 5: the first hoods, 6: loading Plate, 7: the second hoods, 8: spring, 9: second bearing seat, 10: second bearing, 11: rocker arm, 12: first bearing, 13: pin, 14: roller, 15: fixed plate, 16: bracket slide, 17: sliding rail, 18: fruit,

Specific embodiment

The present invention will be further described in detail with reference to the embodiments and the accompanying drawings, but the implementation of the utility model Mode is without being limited thereto.

As shown in Figure 1, 2, 3, the utility model provides a kind of small-sized fruit quality device for fast detecting, and device includes Objective table, rotating device, fixed device and spectra collection device, rotating device, spectra collection device are fixed on objective table；Gu Determine device to be located on rotating device, for fixing fruit and rotating together with rotating device；Spectra collection device is located at rotating dress The a side set can acquire multiple spot spectral information when fruit is rotated with rotating device.

Fixed device includes spring clip plate, support board 6 and the first hood 5, has circle to engrave among first hood 5 Sky, the first hood 5 is vertical with support board 6 to be connect.Fixed device further includes sliding rail 17, and sliding rail 17 is connect with roller 14, sliding rail 17 are attached with support board 6 by a bracket slide 16.The adjustable fruit 18 to be detected of movement bracket slide 16 and light The distance between spectrometer detects by an unaided eye, when fruit 18 is in close to the end face of the first hood 5 with 14 inner side end of roller When same plane, then it represents that spectrometer 3 between fruit 18 to be detected at a distance from be in suitable position, spectrometer 3 as shown in Figure 2 Distance is H between fruit 18 to be measured.

First hood 5 is connect with support board 6, and perpendicular to support board 6.Spring clip plate includes the second hood 7, spring 8 and fixed plate 15, one end of spring 8 connect with the central point in the convex flat face of the second hood 7, the other end and fixed plate 15 connect It connects, fixed plate 15 is connect with roller 14.Preferably, the first hood 5, the second hood 7 and support board 6 are rubber material, And surface is black matte.Rubber material can increase the frictional force between fruit and hood, to clamp fruit.Surface is Black matte can prevent available light from improving the detection accuracy of detection device to the influence of spectrometer.

As shown in Fig. 1,2,5,6, rotating device includes roller 14, rocker arm 11, first bearing 12, second bearing 10, first Bearing block 4 and second bearing seat 9, first bearing 12 and second bearing 10 are located in same level, and first bearing 12 is installed on In first bearing seat 4, second bearing 10 is installed in second bearing seat 9, and rocker arm 11 and roller 14 are close to the end of second bearing 10 The connection of face central point, rocker arm 11 is for driving roller 14 to move in a circle.As shown in figure 4, first bearing seat 4 is equipped with positioning Hole, roller 14 are equipped with 12 holes identical with location hole aperture close to the side wall of first bearing seat 4.The every rotation 30 of roller 14 Degree realizes that 3 Multipoint Uniform of spectrometer acquires spectral information by the position of 13 positioning rolls 14 of pin.

As shown in Fig. 1,7, spectra collection device includes spectrometer 3 and support frame 2, and spectrometer 3 is placed on support frame 2, light Spectrometer is micro spectrometer, and support frame 2 is connect with objective table 1.The signal picker central point A of spectrometer 3 and the first hood 5 Hollow out circle center point B be in same horizontal line, but two central points are not overlapped.When shaking rocker arm 11, roller 14 is carried out Circular motion, it is the signaling point of circle distribution that spectrometer 3 is collected, and signal acquisition track is C, and can collect fruit multiple spot spectrum Information improves detection accuracy according to the mean value calculation fruit internal quality of spectral information, reduces error.

The working principle of small-sized fruit quality device for fast detecting provided by the utility model is: when detection fruit, water Fruit is put between the first hood 5 and the second hood 7 and is placed on support board 6, and fruit compressed spring 8 makes the first hood 5 Fruit is clamped with the second hood 7.Bracket slide 16 is adjusted, fruit and spectrometer is made to be in appropriate location.Shake rocker arm 11, water Fruit moves in a circle with roller 14, when roller 14 often turns over 30 degree of angles, with 13 resting barrel 14 of pin, while spectrometer 3 Start to acquire spectral signal.Since the signal picker central point A and 5 hollow out circle center point B of the first hood of spectrometer 3 are in It same horizontal line but is not overlapped, therefore when fruit moves in a circle, spectrometer 3 can collect the letter of the multiple spot spectrum on fruit surface Breath, signal acquisition track C is a circle.The suitable fruit of detection device provided by the utility model have apple, pears, peach, The spherical fruit that the residents such as orange, Pan Shiliu often eat, has a wide range of application, and is suitble to promote the use of.

Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed, But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.

Claims

1. a kind of small-sized fruit quality device for fast detecting, which is characterized in that described device include objective table, rotating device, Fixed device and spectra collection device, the rotating device, spectra collection device are fixed on objective table；The fixed device position In on the rotating device, for fixing fruit and being rotated together with rotating device；The spectra collection device is located at the rotation A side of rotary device can acquire multiple spot spectral information when fruit is rotated with rotating device.

2. the small-sized fruit quality device for fast detecting of one kind according to claim 1, which is characterized in that the rotating dress It sets including roller, rocker arm, first bearing, second bearing, first bearing seat and second bearing seat, the first bearing and the second axis It holds and is located in same level, the first bearing is installed in first bearing seat, and the second bearing is installed on second bearing In seat, end face center point of the rocker arm with the roller close to second bearing is connect.

3. the small-sized fruit quality device for fast detecting of one kind according to claim 2, which is characterized in that the first axle Seat is held equipped with location hole, the roller is equipped with multiple holes identical with location hole aperture.

4. the small-sized fruit quality device for fast detecting of one kind according to claim 2, which is characterized in that the fixed dress It sets including spring clip plate, support board and the first hood, has round hollow out, first hood among first hood It is connect with the support board, the spring clip plate is connect with the roller.

5. the small-sized fruit quality device for fast detecting of one kind according to claim 4, which is characterized in that the spring clip Plate includes the second hood, spring and fixed plate, the central point of one end of the spring and the convex flat face of second hood Connection, the other end are connect with fixed plate, and the fixed plate is connect with the roller.

6. the small-sized fruit quality device for fast detecting of one kind according to claim 5, which is characterized in that described first hides Light shield, the second hood and support board are rubber material, and surface is black matte.

7. the small-sized fruit quality device for fast detecting of one kind according to claim 4, which is characterized in that the fixed dress Setting further includes sliding rail, and the sliding rail is connect with the roller, and the sliding rail is connect by bracket slide with the support board.

8. according to the small-sized fruit quality device for fast detecting of the described in any item one kind of claim 4 to 7, which is characterized in that The spectra collection device includes spectrometer and support frame, and the spectrometer is placed on support frame as described above, support frame as described above and institute State objective table connection.

9. the small-sized fruit quality device for fast detecting of one kind according to claim 8, which is characterized in that the spectrometer Signal picker central point and the hollow out circle center point of first hood be in same horizontal line, but two central points It is not overlapped.