CN107561233B - Poultry egg freshness detection device - Google Patents

Poultry egg freshness detection device Download PDF

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Publication number
CN107561233B
CN107561233B CN201710877204.7A CN201710877204A CN107561233B CN 107561233 B CN107561233 B CN 107561233B CN 201710877204 A CN201710877204 A CN 201710877204A CN 107561233 B CN107561233 B CN 107561233B
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egg
light
box body
eggs
detection device
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CN107561233A (en
Inventor
初侨
席兴军
兰韬
刘�文
戴岳
杨丽
王鹤妍
张晓芳
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China National Institute of Standardization
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China National Institute of Standardization
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Abstract

The application relates to a device for detecting the freshness of eggs, which comprises: the device comprises a viewing part and an irradiation part, wherein the viewing part is connected with the irradiation part; an egg tray is arranged in the inspection part, and the inspection part can be used for human eyes to observe eggs placed on the egg tray; a light-emitting element is arranged in the irradiation part, and light rays emitted by the light-emitting element after being electrified irradiate on eggs placed on the egg tray; the inspection part is also provided with a scale for reference. The device has simple structure and easy operation, and a consumer can easily grasp the operation method and quickly detect the operation method.

Description

Poultry egg freshness detection device
Technical Field
The application relates to a device for detecting freshness of eggs.
Background
The egg detection and classification technology is mostly used for egg manufacturers to clean and classify the eggs. A group of brand fresh egg manufacturers such as Deqing source, geobactite, shengdale and the like in China already have mature technology in the aspect of enterprise-level egg classification; however, for consumers, it is difficult for consumers to judge the freshness of eggs by visual methods such as eyes, and there is no corresponding simple detection device to assist identification, so that consumers can hardly make accurate purchase selections. Through detecting the freshness of the eggs, consumer-level users can be guided to select high-quality eggs and timely adjust the storage time of the eggs. An important basis for judging the freshness of eggs is the height of air chambers of the eggs. The height of the air chamber of the fresh poultry egg is generally small and less than 3mm, the longer the storage time is, the more the water is evaporated, the larger the air chamber is, and the air chamber of the egg is generally less than 5mm after delivery for 14 days. According to the specification of commercial standards of fresh eggs and fresh duck egg classification (SB/T10638-2011), the height of an air chamber of the AA-level fresh eggs is less than or equal to 4mm, the height of an air chamber of the A-level fresh eggs is less than or equal to 7mm, and the height of an air chamber of the B-level fresh eggs is less than or equal to 9mm; the height of the air chamber of the AA-level fresh duck egg is less than or equal to 5mm, the height of the air chamber of the A-level fresh duck egg is less than or equal to 9mm, and the height of the air chamber of the B-level fresh duck egg is less than or equal to 13mm. According to the commercial standard, the device is designed to judge the height of the air chamber of the poultry egg, so that the freshness of the poultry egg can be primarily judged, and consumers can be helped to recognize the freshness and quality of the poultry egg.
Disclosure of Invention
The application aims to solve the problem that consumers are difficult to judge the freshness of eggs, and further provides a device capable of judging the freshness of the eggs.
The technical scheme adopted by the application is as follows:
the device comprises a detection part and an irradiation part, wherein the detection part is connected with the irradiation part; an egg tray is arranged in the inspection part, and the inspection part can be used for human eyes to observe eggs placed on the egg tray; a light-emitting element is arranged in the irradiation part, and light rays emitted by the light-emitting element after being electrified irradiate on eggs placed on the egg tray; the inspection part is also provided with a scale for reference.
According to one possible embodiment of the present application, the inspection portion is made of a transparent material; the irradiation part is made of opaque materials.
According to a possible embodiment of the application, the illuminating part is internally provided with a reflecting element.
According to a possible embodiment of the application, the light reflecting element is a light reflecting film or a reflector; the light-reflecting element gathers the light emitted by the light-emitting element above the egg tray.
According to a possible embodiment of the application, the light-emitting element is a light source emitter, which projects the emitted light directly above the egg tray.
According to one possible embodiment of the present application, the inspecting part and the irradiating part are a first box and a second box, respectively, the first box is connected with the second box, and the first box and the second box are connected at the connection part.
According to one possible embodiment of the present application, the egg tray is disposed on the bottom surface of the first box body and has a concave boss in the middle. In other embodiments, the egg tray may be configured such that a support tab or ring extends from a side wall or top wall of the first housing to form the egg tray.
According to one possible embodiment of the application, the egg support is an L-shaped member, the lower end of the L-shaped member extends horizontally to form a ring or concave surface for supporting eggs, scale marks are marked on the vertical part of the L-shaped member to form the scale, and the upper end of the L-shaped member is fixed on the top wall of the first box body.
According to a possible embodiment of the application, the scale is a scale mark engraved on the wall surface of the first case.
According to a possible embodiment of the application, the scale comprises a vertical column and an alignment strip capable of moving up and down along the column, wherein graduation marks are marked on the column, and the alignment strip extends horizontally.
According to a possible embodiment of the application, the alignment strip is a rubber strip or an iron wire or a plastic strip.
According to a possible embodiment of the application, the light source emitter is an ultraviolet lamp or an LED lamp, which is located at a central position of the second case.
According to one possible embodiment of the present application, a battery box is disposed at the bottom of the second box body, and a switch for controlling on/off of the light emitting element is disposed on the outer side surface of the top of the second box body.
According to one possible embodiment of the present application, the inspection portion is provided with a door and a window for taking and placing eggs.
In the present application, the term "light-emitting element" refers to an element that emits light after being energized, and is a generic concept; the light source emitter is a luminous element which emits light after being electrified, and can directly project the light to a specific direction and position only by the characteristics of the component when emitting the light, and the light source emitter belongs to the lower concept of the luminous element.
Compared with the prior art, the application has the following effects:
the light emitted by the light-emitting element of the irradiation part directly irradiates on the poultry egg body, so that the air chamber of the poultry egg can be clearly observed by naked eyes, and then the height of the air chamber can be rapidly read by comparing the scale marks of the scale. According to the height of the read air chamber, the freshness of the eggs is judged by combining with the specification of commercial standard fresh eggs and fresh duck eggs classification (SB/T10638-2011), so that consumers can make corresponding consumption selection and judgment. Compared with the existing egg freshness judging device, the egg freshness judging device can reduce the participation of mechanical tools, and cannot damage egg shells due to misoperation or improper damage, so that loss is avoided. The device provided by the application is convenient to carry, and the convenience of judging the freshness of the eggs is improved. The device has simple structure and easy operation, and a consumer can easily grasp the operation method and quickly detect the operation method.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of an apparatus for detecting freshness of eggs according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of an embodiment of the egg freshness detection device according to the present application.
Fig. 3 is a schematic diagram of a third embodiment of the egg freshness detection device according to the present application.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present application, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present application and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.
Example 1:
as shown in fig. 1, an apparatus 100 for detecting freshness of eggs includes a viewing portion 10 and an illumination portion 20, wherein the viewing portion 10 is connected to the illumination portion 20. The inspection part 10 and the irradiation part 20 are a first box body A and a second box body B respectively, the first box body A is connected with the second box body B, the two box bodies are connected by side surfaces, and the connection parts are communicated. The inspection part 10 can be used for people to directly observe the internal conditions through eyes, and an egg tray 11 is arranged in the interior for placing eggs. The illuminating part 20 is internally provided with a light-emitting element 21, light emitted by the light-emitting element after being electrified is projected onto the surface of the eggs placed on the egg tray 11, after the eggshells of the eggs are illuminated by lamplight, human eyes can easily observe the size of the air chamber in the eggs, and then the air chamber is compared with the staff gauge to judge whether the eggs are fresh or not. The first box body A is made of a light-transmitting material, and the second box body B is made of a light-proof material.
Wherein the light emitting element 21 may be a general scattered light emitting element or a light source emitter. When the light-emitting element 21 is selected as the former, a light-reflecting element may be installed in the second box B, and the light-emitting element may be a light-reflecting film or a reflector disposed on the inner wall of the second box B, so as to gather the light emitted by the light-emitting element 21 above the egg tray 11, and face and cover the egg. When the light-emitting element 21 is selected as a light source emitter, the light source emitter can directly project emitted light onto the upper portion of the egg tray 11, and the light source emitter is opposite to and covers the egg body of the egg. The light source emitter is an ultraviolet lamp or an LED lamp source, is embedded in the second box body B and is positioned in the center of the second box body B. The bottom of the second box body B is provided with a battery box 22, a button battery with the battery 7 of 0.2cm x 0.032 (wide x thick) is arranged in the battery box, the rated voltage is 3V, the button battery supplies power for the light-emitting element 21, and the outer side surface of the top of the second box body B is provided with a switch 23 for controlling the on-off of the light-emitting element 21. The first box body A is provided with a door and a window for taking and placing the eggs.
The light emitting element 21 is a generic concept that refers to all elements that emit light after being energized; the light source emitter emits light after being electrified, and can directly project the light to a luminous element in a specific direction and at a specific position only by the characteristics of the component when emitting the light, and the light source emitter belongs to the lower concept of the luminous element. In the present application, as long as the light emitting element 21 can directly irradiate light on the egg body, the light source can cover the whole egg body, and the light brightness is enough for human eyes to observe the air chamber through the eggshells.
According to fig. 1, the egg tray 11 is a boss which is arranged on the bottom surface of the first box body a and has a concave middle part, and the concave space is a cylinder. The egg tray 11 can stably hold and fix egg bodies of eggs to be inspected. When in use, the oval small end of the egg is put into the egg support 11, and the egg support 11 keeps the egg body in a natural vertical shape. The egg trays 11 are designed according to the size of the eggs to be detected. In this embodiment, the bottom surface of the cylinder of the concave space of the egg tray 11 designed according to the size of the chicken and duck egg has a radius of 3cm and a height of 2cm.
The egg tray 11 is not necessarily provided on the bottom surface of the first casing a, but may be fixed to other surfaces. For example, the egg tray 11 may be configured to extend from the other side walls or top wall of the first casing a with a support tab or ring for use as an egg tray.
In order to accurately judge whether the detected eggs are fresh, the application also draws a scale 12 on the wall surface of the first box body A of the inspection part 10, and the scale marks of the scale 12 can be drawn on any one or all of three side walls around the first box body A along the direction of the vertical line. The scale mark of the scale mark is from 0 cm to 8cm, and the minimum unit is millimeter.
The detection method comprises the following steps:
placing a small end of a commercially available egg on the poultry egg tray 11 of the first box body A, turning on the power switch 23, observing the air chamber of the egg, finely adjusting the azimuth and the angle of the egg until the observation is the clearest, comparing the scale marks of the scale 12 on the side wall of the first box body A, recording the height of the air chamber of the egg, and determining the freshness of the egg by combining the regulations of the commercial standard fresh egg and fresh duck egg classification (SB/T10638-2011).
Example 2:
embodiment 2 is merely a further modification of the scale 12, and other structures and material choices are no different from those of embodiment 1. In embodiment 2, the scale 12 is not a scale mark drawn on the side wall of the first case a, but is a separate structure. Referring to fig. 2, the scale 12 includes a vertical column 121 and an alignment bar 122 capable of moving up and down along the column, the alignment bar 122 may be two or one, the alignment bar 122 extends horizontally, and graduation lines are marked on the column 121. The alignment strip 122 is a rubber strip or a thin iron wire or a plastic strip, etc. By this method, the alignment strips 122 are manually moved to the bottom of the air chamber of the egg and the top of the egg respectively, and then the distance between the two alignment strips 122 is read, so that a more accurate air chamber height value can be obtained, and errors of human eye light difference are avoided. Compared with the embodiment 1, the method is more accurate and reduces the human error problem.
Example 3:
example 3 is an improvement of the egg holder 11 and the scale 12 of example 1, and other structures and material selections are not different from those of example 1. In example 3, the avian egg tray 11 and the scale 12 were combined into one independent member. Referring to fig. 3, in embodiment 3, the egg support 13 is an L-shaped member, the lower end of the L-shaped member extends horizontally to form a ring or concave surface 131 for supporting eggs, the vertical portion 132 of the L-shaped member is marked with scale marks to form the scale, and the upper end of the L-shaped member is fixed on the top wall of the first box body a. The number of parts of the device can be reduced compared with the embodiment 1, and the staff part of the L-shaped member is closer to the egg, so that the human eyes can be helped to observe the height of the air chamber of the egg more quickly. Further, the L-shaped member is detachably fixed on the top of the first box body A and is replaced according to the type of eggs to be detected.
According to the detection device, the light emitted by the light-emitting element of the irradiation part directly irradiates on the poultry egg body, so that the air chamber of the poultry egg can be clearly observed, and then the height of the air chamber can be rapidly read by comparing the scale marks. According to the height of the read air chamber, the freshness of the eggs is judged by combining with the specification of commercial standard fresh eggs and fresh duck eggs classification (SB/T10638-2011), so that consumers can make corresponding consumption selection and judgment. Compared with the existing egg freshness judging device, the device reduces the participation of mechanical tools, and cannot damage eggshells due to misoperation or improper damage, so that loss is avoided. By means of the device, the egg fresh degree judging device can be judged by naked eyes, is convenient to carry, and improves convenience in judging the egg freshness. The device has the advantages of simple structure, easy learning of operation, easy grasping of the operation method by consumers, small difficulty of the detection method and easy popularization and utilization.
The above detailed description of embodiments of the application provided in the accompanying drawings is not intended to limit the scope of the application as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

Claims (6)

1. An egg freshness detection device, characterized by comprising:
the device comprises a viewing part and an irradiation part, wherein the viewing part is connected with the irradiation part; the inspection part is made of a light-transmitting material; the irradiation part is made of opaque materials;
an egg tray is arranged in the inspection part, and the inspection part can be used for human eyes to observe eggs placed on the egg tray; the detection part and the irradiation part are respectively a first box body and a second box body, the first box body is connected with the second box body, and the first box body and the second box body are communicated at the connection part; the inspection part is also provided with a scale for reference; a light-emitting element is arranged in the irradiation part, and light rays emitted by the light-emitting element after being electrified irradiate on eggs placed on the egg tray;
the egg support is a boss which is arranged on the bottom surface of the first box body and is concave in the middle, the scale comprises a vertical upright post and alignment strips which can move up and down along the upright post, scale marks are marked on the upright post, the alignment strips horizontally extend, the number of the alignment strips is two, the alignment strips are respectively moved to the bottom of an air chamber of the egg and the top of the egg manually, and then the distance between the two alignment strips is read to obtain the height value of the air chamber; or alternatively
The egg support is an L-shaped member, the lower end of the L-shaped member horizontally extends to form a ring or a concave surface for supporting eggs, scale marks are marked on the vertical part of the L-shaped member to form the scale, and the upper end of the L-shaped member is fixed on the top wall of the first box body.
2. An egg freshness detection device according to claim 1 wherein reflective elements are mounted within said illumination portion.
3. An egg freshness detection device according to claim 2, wherein said reflective element is a reflective membrane or mirror; the light-reflecting element gathers the light emitted by the light-emitting element above the egg tray.
4. An egg freshness detection device according to claim 1 wherein said light emitting element is a light source emitter, said light source emitter projecting emitted light directly above said egg tray.
5. An egg freshness detection device according to claim 1, wherein said alignment strip is a rubber strip or an iron wire or a plastic strip.
6. An egg freshness detection device according to claim 4, wherein said light source transmitter is an ultraviolet lamp or an LED lamp located at a central position of said illumination portion.
CN201710877204.7A 2017-09-25 2017-09-25 Poultry egg freshness detection device Active CN107561233B (en)

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