阅读说明：本技术 蚝油挂壁性测试装置及其使用方法 (Oyster sauce wall-hanging property testing device and using method thereof ) 是由 魏晓明 郇美丽 李义 佟毅 顾娟 邹迪 田颖 张秀荣 陈佳佳 于 2020-04-10 设计创作，主要内容包括：一种蚝油挂壁性测试装置及其使用方法,所述蚝油挂壁性测试装置包括测试平板、量角器和底板,所述底板的侧边与所述测试平板的底边通过旋转装置可旋转的连接在一起,所述量角器可拆卸地固定在所述旋转装置的一端,所述测试平板包括背景板和设置在所述背景板侧面上的挂壁性测试部,所述挂壁性测试部包括样品放置区和长度测量区,所述长度测量区中设有刻度尺,所述刻度尺从所述样品放置区靠近所述底边的一端向所述底边延伸。本发明蚝油挂壁性测试装置可以定量判断不同蚝油挂壁性的强弱,在蚝油生产中能够反映蚝油的批次间一致性、粘稠度以及颗粒感等指标,对于蚝油研发和工厂生产中蚝油品质的判定具有重要的意义。(The utility model provides an oyster sauce wall built-up nature testing arrangement and application method thereof, oyster sauce wall built-up nature testing arrangement is including test flat board, protractor and bottom plate, the side of bottom plate with the base of test flat board is passed through the rotatable link together of rotary device, protractor detachably fixes rotary device's one end, the test flat board includes the background board and sets up wall built-up nature test portion on the background board side, wall built-up nature test portion includes that the sample places district and length measurement district, be equipped with the scale in the length measurement district, the scale is followed the sample is placed the district and is close to the one end on base to the base extends. The oyster hanging wall property testing device can quantitatively judge the hanging wall properties of different oysters, can reflect the indexes of consistency, viscosity, granular sensation and the like among the batches of the oyster in oyster production, and has important significance for judging the quality of the oyster in oyster research and development and factory production.)

1. The utility model provides an oyster hanging nature testing arrangement, its characterized in that, oyster hanging nature testing arrangement includes test flat board, protractor and bottom plate, the side of bottom plate with the base of test flat board passes through the rotatable link together of rotary device, protractor detachably fixes rotary device's one end, the test flat board includes the background board and sets up wall hanging nature test portion on the background board side, wall hanging nature test portion includes that the sample places district and length measurement district, be equipped with the scale in the length measurement district, the scale is followed the sample is placed the district and is close to the one end on base to the base extends.

2. The oyster hanging wall property testing device of claim 1, wherein the protractor is a sector protractor with a central angle of 90 °.

3. The oyster hanging wall property testing device of claim 1, wherein the background plate is a white background plate.

4. The oyster hanging wall property testing device according to claim 1, wherein the bottom plate is provided with a groove for accommodating the testing plate.

5. The oyster hanging wall property testing device according to claim 4, wherein the depth of the groove is the same as the thickness of the testing plate.

6. The oyster hanging wall property testing device according to claim 1, wherein the bottom plate is provided with an accommodating space for accommodating the protractor.

7. The oyster hanging wall property testing device of claim 1, wherein the rotating device is a damping hinge or a damping rotating shaft.

8. The use method of the oyster hanging wall test device is characterized in that the oyster hanging wall test device is the oyster hanging wall test device according to any one of claims 1 to 7, and the use method of the oyster hanging wall test device comprises the following steps:

s1: horizontally placing the test flat plate and the bottom plate, and fixing the protractor on the rotating device;

s2: placing oyster sauce samples with preset quality in the sample placing area;

s3: rotating the test flat plate to enable the test flat plate to keep a preset angle with the bottom plate;

s4: after a preset time, rotating the test flat plate to a horizontal position;

s5: and recording the flowing distance of the oyster sauce sample.

9. The method for using the oyster hanging property testing device of claim 8, wherein in step S1, the horizontally placing the testing plate and the bottom plate is specifically to horizontally place the testing plate and the bottom plate on a balance.

10. The use method of the oyster hanging property test device according to claim 8, wherein the predetermined mass is 2.2g, the predetermined angle is 90 °, and the predetermined time is 12 s.

Technical Field

The invention relates to an oyster hanging property testing device and a using method thereof, and belongs to the technical field of food analysis and detection.

Background

The oyster sauce is prepared by decocting oyster juice serving as a main raw material and salt, white granulated sugar, monosodium glutamate, modified starch, citric acid and the like serving as auxiliary materials, is delicious in taste and bright in color and luster, and is a seasoning with unique flavor. In addition, the oyster sauce also contains amino acids and minerals essential to human body, and is popular with people.

The wall-hanging property of the oyster sauce is an index of an oyster sauce sensory evaluation standard, and is an important index for judging whether the oyster sauce is qualified, for example, the wall-hanging property of the oyster sauce is used in documents such as 'influence of different modified starches on the quality of the oyster sauce' and 'research on improving stability of the oyster sauce by the modified starches' to evaluate the characteristics of the oyster sauce. The viscosity and granular sensation of the oyster sauce in the form of body can be judged through the wall hanging property, the high-quality oyster sauce is in a semi-flow shape, the wall hanging is uniform, fine particles do not exist, and the oyster sauce is thick and easy to pour out of a packaging container.

At present, the wall hanging property of the oyster sauce is mostly detected by a method of shaking a bottle and observing the wall hanging property with naked eyes, the wall hanging property can only be qualitatively judged, the method has subjective judgment errors, products with small differences are difficult to judge by the naked eyes, and a customized wall hanging property quantitative analysis testing tool for the oyster sauce is lacked.

Disclosure of Invention

The invention aims to solve the technical problem that the deficiency of the prior art is overcome, and provides an oyster hanging wall property testing device and a using method thereof.

The technical problem to be solved by the invention is realized by the following technical scheme:

the invention provides an oyster hanging property testing device which comprises a testing flat plate, a protractor and a bottom plate, wherein the side edge of the bottom plate is rotatably connected with the bottom edge of the testing flat plate through a rotating device, the protractor is detachably fixed at one end of the rotating device, the testing flat plate comprises a background plate and a hanging property testing part arranged on the side surface of the background plate, the hanging property testing part comprises a sample placing area and a length measuring area, a graduated scale is arranged in the length measuring area, and the graduated scale extends from one end, close to the bottom edge, of the sample placing area to the bottom edge.

Preferably, the protractor is a sector protractor with a central angle of 90 °.

In order to clearly read the flowing distance of the oyster sauce sample, the background plate is a white background plate.

In order to facilitate storage, a groove for containing the test panel is formed in the bottom plate.

Further, the depth of the groove is the same as the thickness of the test plate.

Similarly, in order to conveniently store and avoid loss, the bottom plate is provided with an accommodating space for accommodating the protractor.

In order to change and fix the relative position of the test plate and the base plate, the rotating device is a damping hinge or a damping rotating shaft.

The invention also provides a using method of the oyster hanging wall test device, the oyster hanging wall test device is the oyster hanging wall test device, and the using method of the oyster hanging wall test device comprises the following steps:

s1: horizontally placing the test flat plate and the bottom plate, and fixing the protractor on the rotating device;

s2: placing oyster sauce samples with preset quality in the sample placing area;

s3: rotating the test flat plate to enable the test flat plate to keep a preset angle with the bottom plate;

s4: after a preset time, rotating the test flat plate to a horizontal position;

s5: and recording the flowing distance of the oyster sauce sample.

In order to accurately weigh an oyster sauce sample with a predetermined mass, in S1, the horizontally placing the test flat plate and the bottom plate is specifically to horizontally place the test flat plate and the bottom plate on a balance.

Preferably, the predetermined mass is 2.2g, the predetermined angle is 90 °, and the predetermined time is 12 s.

In conclusion, the test flat plate, the protractor and the bottom plate are arranged, so that the wall hanging strength of different oyster shells can be quantitatively judged, indexes such as consistency, viscosity and granular sensation among the oyster shells in batches can be reflected in oyster shell production, and the method has important significance for judging the quality of the oyster shells in oyster shell research and development and factory production.

The technical solution of the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a schematic structural view of an oyster hanging wall property testing device according to the present invention;

FIG. 2 is a schematic structural view of a test plate according to the present invention;

FIG. 3 is a schematic view of the test plate being rotated according to the present invention.

Detailed Description

FIG. 1 is a schematic structural view of an oyster hanging wall property testing device according to the present invention; FIG. 2 is a schematic structural view of a test plate according to the present invention; FIG. 3 is a schematic view of the test plate being rotated according to the present invention. As shown in fig. 1 to 3, the present invention provides an oyster hanging wall testing device and a use method thereof, the oyster hanging wall testing device includes a testing plate 10, a protractor 30 and a bottom plate 20, a side edge of the bottom plate 20 is rotatably connected with a bottom edge of the testing plate 10 through a rotating device 40, and the protractor 30 is detachably fixed at one end of the rotating device 40 and is used for measuring an included angle between the bottom plate 20 and the testing plate 10.

The test panel 10 includes a background plate and a wall hanging property test part provided on a side surface of the background plate. For cleaning convenience, the wall-hanging property test part is arranged on the side of the background plate far away from the bottom plate 20.

The background plate is preferably a white background plate.

The wall-hanging type testing part comprises a sample placing area and a length measuring area, wherein a graduated scale is arranged in the length measuring area, and the graduated scale extends from one end, close to the bottom edge, of the sample placing area to the bottom edge. The sample placement area preferably includes a center point and a circular edge centered at the center point. Note that the scale is not shown in its entirety in the figures due to size limitations.

It should be added that the number of the sample placing area and the length measuring area is not limited in the present invention, and those skilled in the art can select the design according to the actual requirement. The scale in the length measuring region can also be replaced by other tools capable of measuring length.

For the convenience of storage, a groove (not shown in the figure) for accommodating the test plate 10 is formed on the bottom plate 20, and the test plate 10 can enter and be stored in the groove after being rotated. Preferably, the depth of the groove is the same as the thickness of the test plate 10.

The rotating device 40 can enable the bottom plate 20 and the test flat plate 10 to rotate relatively around a rotating shaft of the rotating device 40, and can fix a relative position of the bottom plate 20 and the test flat plate 10, such as a damping hinge or a damping rotating shaft, which is a conventional structure and is widely used in devices such as notebook computers, and is not described herein again.

The rotating device 40 is further provided with a fixing portion at one end thereof for fixing the protractor 30, and the invention is not limited to the specific structure of the fixing portion. For example, the fixing portion may fix the protractor 30 by means of snap-fit or hook and loop fasteners.

The protractor 30 is preferably a sector protractor with a central angle of 90 °. Also, in order to facilitate storage and avoid loss, the bottom plate 20 is provided with a receiving space (not shown) for receiving the protractor 30.

The invention also provides a use method of the oyster sauce wall-hanging property testing device, which comprises the following steps:

s1: horizontally placing the test flat plate and the bottom plate, and fixing the protractor on the rotating device;

s2: placing oyster sauce samples with preset quality in the sample placing area;

s3: rotating the test flat plate to enable the test flat plate to keep a preset angle with the bottom plate;

s4: after a preset time, rotating the test flat plate to a horizontal position;

s5: and recording the flowing distance of the oyster sauce sample.

The invention does not limit the specific ranges of the preset quality, the preset angle and the preset time, and the testing principle is to select proper quality, angle and time, so that the oyster sauce sample can slide on the testing flat plate for a certain distance without exceeding the maximum length which can be tested by the testing flat plate, and the time consumption is short. If the characteristics of the oyster sauce sample are changed, parameters such as test quality, angle and time can be changed according to the oyster sauce sample. Preferably, the predetermined mass is 2.2g, the predetermined angle is 90 °, and the predetermined time is 12 s.

When getting the oyster sauce sample of predetermined quality, can directly weigh behind the oyster sauce sample and place the oyster sauce sample the district is placed to the sample, however, because the oyster sauce is more viscous, in order to guarantee to place the accuracy of the oyster sauce sample quality in the district is placed to the sample, can place oyster sauce wall built-up nature testing arrangement level on the balance earlier, later again with the oyster sauce sample place the district is placed to the sample to place the oyster sauce sample accurately. That is, in S1, the horizontally placing the test panel and the base plate is specifically to horizontally place the test panel and the base plate on a balance, so that an operator can accurately place an oyster sample.

In order to ensure the accuracy of the test result, the analysis processing can be carried out after repeated tests.

The present invention will be described with reference to specific examples.

Selecting three oyster shells (oyster sauce 1, oyster sauce 2 and oyster sauce 3) of different brands on the market, performing wall-hanging test according to the using method, and performing SPSS (statistical Product and Service solutions) analysis on the test result. The specific test parameters are that the preset mass is 2.2g, the preset angle is 90 degrees, the preset time is 12s, and the test is repeated for 5 times. The test results can be seen in table 1 below.

TABLE 1

Wherein, a, b and c in the table are labels when the data are subjected to data significance analysis, and the data are unified into expression on the right side. As can be seen from table 1, for the same brand of oyster sauce, the error of the result of multiple measurements can be controlled within a very small range, that is, the multiple test data of the same oyster sauce sample measured by using the oyster sauce wall-hanging property testing device and the using method thereof have good parallelism; meanwhile, for oyster sauce of different brands, through SPSS analysis, test results of the oyster sauce of different brands have obvious difference. Therefore, the oyster hanging wall property testing device and the using method thereof can accurately distinguish the hanging wall property of different oyster.

In conclusion, the oyster hanging wall property testing device can quantitatively judge the hanging property of different oysters, can reflect indexes such as consistency, viscosity and granular sensation among batches of the oyster in oyster production, and has important significance for judging the quality of the oyster in oyster research and development and factory production.