阅读说明：本技术 植物汁液的检测装置和方法 (Detection device and method for plant juice ) 是由 罗斌 侯佩臣 陈立平 李爱学 于 2021-08-16 设计创作，主要内容包括：本发明提供一种植物汁液的检测装置和方法。其中,植物汁液的检测装置,包括：导液管,所述导液管的一端为用于插入植株内的插入端,所述导液管的另一端为收集端；收集盒,所述导液管设于收集盒上,所述收集盒内具有辅助腔,所述导液管的插入端位于所述收集盒外,所述导液管的收集端置于所述辅助腔内,所述收集盒上还设有检测部,所述检测部具有检测连通所述辅助腔的检测孔,所述检测孔处设有可拆的检测块；收集瓶,所述收集瓶与所述收集盒相连接,所述导液管的收集端位于收集瓶的瓶口上方,所述检测孔与所述收集瓶的瓶口相对布置。本发明给出的植物汁液的检测装置,提高了检测的准确性。(The invention provides a device and a method for detecting plant juice. Wherein, detection device of plant juice includes: one end of the catheter is an insertion end for inserting into a plant, and the other end of the catheter is a collection end; the collecting box is internally provided with an auxiliary cavity, the insertion end of the catheter is positioned outside the collecting box, the collecting end of the catheter is arranged in the auxiliary cavity, the collecting box is also provided with a detection part, the detection part is provided with a detection hole for detecting and communicating the auxiliary cavity, and a detachable detection block is arranged at the detection hole; the collecting bottle is connected with the collecting box, the collecting end of the liquid guide pipe is located above the bottle opening of the collecting bottle, and the detection hole is opposite to the bottle opening of the collecting bottle. The detection device for the plant juice provided by the invention improves the detection accuracy.)

1. A device for detecting plant juice, comprising:

one end of the catheter is an insertion end for inserting into a plant, and the other end of the catheter is a collection end;

the collecting box is internally provided with an auxiliary cavity, the insertion end of the catheter is positioned outside the collecting box, the collecting end of the catheter is arranged in the auxiliary cavity, the collecting box is also provided with a detection part, the detection part is provided with a detection hole for detecting and communicating the auxiliary cavity, and a detachable detection block is arranged at the detection hole;

the collecting bottle is connected with the collecting box, the collecting end of the liquid guide pipe is located above the bottle opening of the collecting bottle, and the detection hole is opposite to the bottle opening of the collecting bottle.

2. The apparatus for detecting plant juice according to claim 1, wherein the collecting end is provided with a filtering membrane, the collecting box is provided with a negative pressure pipe, and the negative pressure pipe is communicated with the auxiliary cavity.

3. The device for detecting plant juice according to claim 1, wherein an active cavity for introducing low-temperature gas is further arranged on the periphery of the auxiliary cavity, and the detection hole penetrates through the active cavity.

4. The apparatus for detecting plant juice according to any one of claims 1 to 3, wherein the collecting box has a butt joint pipe communicated with the auxiliary cavity, and the butt joint pipe is in threaded connection with a bottle mouth of the collecting bottle.

5. The apparatus for testing plant juice according to any one of claims 1 to 3, wherein the test wells comprise a thread-like test well and a sheet-like test well.

6. A method for detecting plant juice, comprising the apparatus for detecting plant juice according to any one of claims 1 to 5: the method comprises the following steps:

collecting plant juice, inserting the insertion end of the liquid guide pipe into the plant, and enabling the juice in the plant to flow into the collecting bottle along the liquid guide pipe;

and (3) detecting the plant juice, taking down the detection block, inserting a sensor from the detection hole, detecting the content of each component of the plant juice, and recording in real time.

7. The method for detecting plant juice according to claim 6, wherein in the process of collecting the plant juice, negative pressure is introduced from a negative pressure pipe of the collecting box to enable the auxiliary cavity to be in a negative pressure state, and when the plant juice is required to be detected, the introduction of the negative pressure is stopped.

8. The method for detecting plant juice according to claim 6, wherein in the process of collecting the plant juice, low-temperature gas is filled into the active cavity annularly arranged in the auxiliary cavity from the air inlet pipe of the collecting box at intervals, so that the low-temperature gas flows through the active cavity and is discharged from the air outlet pipe of the collecting box, and when the plant juice is required to be detected, the filling of the low-temperature gas is stopped.

9. The method for detecting plant juice according to claim 6, wherein during the collecting of the plant juice, when the plant juice content of the collecting bottle reaches the standard, the collecting bottle is detached from the collecting box and a new collecting bottle is installed.

10. The method for detecting plant juice according to claim 9, wherein in the detecting of plant juice, a thread sensor is inserted from a thread-like detecting hole of the detecting hole, or a sheet-like sensor is inserted from a sheet-like detecting hole of the detecting hole.

Technical Field

The invention relates to the technical field of plant juice extraction, in particular to a device and a method for detecting plant juice.

Background

The plants contain various organic and inorganic substances which are distributed in plant juice, the organic and inorganic substances are substances necessary for plant life activities, and the content and the variation of the substances can influence important biological processes of growth and development, flowering and fructification, senescence and death, response to environmental changes, defense mechanisms and the like of the plants, so that the detection of the content of the organic and inorganic substances is always a result of great attention of plant researchers.

At present, the sampling means for plant materials adopts methods such as picking, cutting, shearing, harvesting and the like, then the pretreatment is carried out, and finally the conventional detection means is adopted to detect organic matters and inorganic matters of plants, and in the prior art, the conventional detection means comprises the following steps: atomic absorption spectrometry, chromatography, mass spectrometry, gas mass spectrometry, liquid mass spectrometry, etc.

The juice obtained by the above-mentioned sampling method destroys the integrity of the plant material itself, even destructively, causing irreversible loss of precious or rare plant material. When the plant juice is collected, the plant juice is easy to lose the activity of substances during detection due to the processing and transportation process of the plant juice, so that the detection is inaccurate.

Disclosure of Invention

The invention provides a device and a method for detecting plant juice, which are used for solving the defect that the detection is inaccurate because the plant juice loses the activity of substances in the detection in the prior art and realizing the improvement of the accuracy of the detection of the plant juice.

The invention provides a detection device for plant juice, comprising:

one end of the catheter is an insertion end for inserting into a plant, and the other end of the catheter is a collection end;

the collecting box is internally provided with an auxiliary cavity, the insertion end of the catheter is positioned outside the collecting box, the collecting end of the catheter is arranged in the auxiliary cavity, the collecting box is also provided with a detection part, the detection part is provided with a detection hole for detecting and communicating the auxiliary cavity, and a detachable detection block is arranged at the detection hole;

the collecting bottle is connected with the collecting box, the collecting end of the liquid guide pipe is located above the bottle opening of the collecting bottle, and the detection hole is opposite to the bottle opening of the collecting bottle.

According to the detection device for the plant juice provided by the invention, the collection end is provided with the filtering membrane, the collection box is provided with the negative pressure pipe, and the negative pressure pipe is communicated with the auxiliary cavity.

According to the detection device for the plant juice provided by the invention, the periphery of the auxiliary cavity is also provided with an active cavity for introducing low-temperature gas, and the detection hole is communicated with the active cavity.

According to the detection device for the plant juice provided by the invention, the collection box is provided with the butt joint pipe communicated with the auxiliary cavity, and the butt joint pipe is in threaded connection with the bottle opening of the collection bottle.

According to the detection device for the plant juice provided by the invention, the detection hole comprises a filamentous detection hole and a sheet-shaped detection hole.

The invention also provides a plant juice detection method, which comprises the detection device for the plant juice as described in any one of the above devices: the method comprises the following steps:

collecting plant juice, inserting the insertion end of the liquid guide pipe into the plant, and enabling the juice in the plant to flow into the collecting bottle along the liquid guide pipe;

and (3) detecting the plant juice, taking down the detection block, inserting a sensor from the detection hole, detecting the content of each component of the plant juice, and recording in real time.

According to the plant juice detection method provided by the invention, in the process of collecting the plant juice, negative pressure is introduced from the negative pressure pipe of the collection box to enable the auxiliary cavity to be in a negative pressure state, and when the plant juice is required to be detected, the introduction of the negative pressure is stopped.

According to the plant juice detection method provided by the invention, in the plant juice collection process, low-temperature gas is filled into the active cavity annularly arranged in the auxiliary cavity from the air inlet pipe of the collection box at intervals, so that the low-temperature gas flows through the active cavity and is discharged from the air outlet pipe of the collection box, and when the plant juice detection is required, the low-temperature gas is stopped being filled.

According to the plant juice detection method provided by the invention, in the process of collecting the plant juice, when the plant juice content of the collecting bottle reaches the standard, the collecting bottle is detached from the collecting box, and a new collecting bottle is installed.

According to the plant juice detection method provided by the invention, in the plant juice detection process, the filamentous sensor is inserted from the filamentous detection hole of the detection hole, or the sheet sensor is inserted from the sheet detection hole of the detection hole.

According to the device and the method for detecting the plant juice, the sensor can be inserted into the collecting bottle through the detecting hole of the detecting part arranged on the collecting box, the substance content of the plant juice can be directly detected through the sensor in the process of collecting the plant juice through the liquid guide pipe, the pretreatment process and the complex detection procedure are omitted, the detection time is saved, the activity of the substance is ensured, and the detected data is closer to the real data. Compared with the processing mode in the prior art, the detection device for the plant juice provided by the invention has the advantage that the detection accuracy is improved.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a device for detecting plant juice according to the present invention;

FIG. 2 is a schematic flow chart of the method for detecting plant juice provided by the present invention;

reference numerals:

10: a catheter; 11: an insertion end; 12: a collection end;

121: a filtration membrane; 20: a collection box; 20 a: an active cavity;

20 b: an auxiliary chamber; 21: butt-joint pipes; 22: a detection unit;

22 a: a detection hole; 22 b: a thread-like detection hole; 22 c: a sheet-like detection hole;

23: an air inlet pipe; 24: an air outlet pipe; 25: a negative pressure tube;

30: a collection bottle; 31: an outer layer of the bottle; 32: the inner layer of the bottle.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The apparatus and method for detecting plant juice according to the present invention will be described with reference to fig. 1 and 2.

Referring to fig. 1, in an embodiment of the present invention, the apparatus for detecting plant juice includes:

a catheter 10, wherein one end of the catheter 10 is an insertion end 11 for inserting into a plant, and the other end of the catheter 10 is a collection end 12;

the collection box 20, the catheter 10 is arranged on the collection box 20, the collection box 20 is provided with an active cavity 20a for introducing low-temperature gas, and the active cavity 20a is arranged around the periphery of the catheter 10;

a collection bottle 30, wherein the collection bottle 30 is communicated with the collection end 12.

The catheter 10 is in the shape of a long tube, the insertion end 11 of which can be inserted into a plant, and the plant juice can flow along with the catheter 10 from the insertion end 11 to the collection end 12 and into a collection bottle 30 communicating with the collection end 12.

The catheter 10 is connected to the collection box 20, and the active cavity 20a in the collection box 20 is surrounded on the periphery of the catheter 10, in this embodiment, the active cavity 20a is an annular cavity, but of course, may have other shapes, and will not be described herein.

In the embodiment, in the process of collecting the plant juice through the liquid guide tube 10, the plant juice flows into the collecting bottle 30 along the liquid guide tube 10, destructive damage or irreversible loss to the plant cannot be caused in a minimally invasive plant juice collecting mode, and in the process of collecting the juice, the activity of substances in the plant can be favorably maintained through low-temperature gas introduced into the active cavity 20a, so that the accuracy of subsequent detection is ensured. Compared with the processing mode in the prior art, the detection device for the plant juice provided by the invention is convenient for collecting the plant juice and improves the detection accuracy.

Referring to fig. 1, in an embodiment of the present invention, an air inlet pipe 23 communicating with the active cavity 20a is disposed at one side of the collecting box 20, and an air outlet pipe 24 communicating with the active cavity 20a is disposed at the other side of the collecting box 20.

In this embodiment, the introduced low-temperature gas is CO₂Or N₂The gas does not influence plant juice, and the low-temperature gas continuously flows through the gas in the process of collecting the juice, so that the effect of the low-temperature gas is ensured, and the activity of substances of the plant juice is maintained. In this embodiment, the air inlet pipe 23 is located at the lower side, and the air outlet pipe 24 is located at the upper side, so that it is ensured that the filled low-temperature gas can fill the active cavity 20a, and the action effect is improved. Further, an inlet pipe 23 and an outlet pipe 24 are respectively located at two opposite sides of the collecting box 20 to further ensure sufficient filling of the low-temperature gas.

Referring to fig. 1, in an embodiment of the present invention, the collection box 20 further has an auxiliary cavity 20b therein, the active cavity 20a is disposed around the auxiliary cavity 20b, the collection box 20 has an interface tube 21 communicating with the auxiliary cavity 20b, the interface tube 21 is connected to the mouth of the collection bottle 30, the collection end 12 of the catheter 10 is disposed in the auxiliary cavity 20b, and the tip of the catheter 10 is located above the mouth of the collection bottle 30.

The liquid guide tube 10 is arranged in the collecting box 20 in a penetrating way, one end of the liquid guide tube 10 is positioned outside the collecting box 20, the other end of the liquid guide tube 10 is positioned in the auxiliary cavity 20b, and the collecting end 12 of the liquid guide tube 10 is positioned above the bottle mouth of the collecting bottle 30, so that when the plant juice is collected, the plant juice can flow into the collecting bottle 30 below from the collecting end 12 of the liquid guide tube 10, and the collection of the plant juice is convenient.

Specifically, in this embodiment, the collection box 20 is cylindrical, the collection box 20 includes an outer shell and an inner shell, an active cavity 20a is formed between the outer shell and the inner shell, an auxiliary cavity 20b is formed in the inner shell, and one side of the collection box 20 is connected to the catheter 10.

In other embodiments, the catheter 10 can be directly connected to the opening of the collection bottle 30, and the active cavity 20a is disposed around the catheter 10, which will not be described in detail.

Referring to fig. 1, in order to receive the above structure, in this embodiment, the collecting end 12 is provided with a filtering membrane 121, the collecting box 20 is provided with a negative pressure tube 25, and the negative pressure tube 25 is communicated with the auxiliary cavity 20b, so that the auxiliary cavity 20b generates negative pressure.

In this way, for juice with less juice or poor fluidity, the auxiliary chamber 20b can be negatively pressurized by the negative pressure tube 25, so that the plant juice flows out of the catheter 10 and into the collection bottle 30 more easily. The filtering membrane 121 is in a uniform porous structure, so that substances with different molecular weights can be intercepted according to the size of the pores, substances interfering with the sensor can be removed, the detection accuracy is ensured, and the plant juice can flow into the collecting bottle 30 more easily by introducing negative pressure into the auxiliary cavity 20 b.

Referring to fig. 1, in the present embodiment, the negative pressure tube 25 and the catheter 10 are respectively located at two sides of the collection box 20.

Thus, the liquid guide tube 10 and the negative pressure tube 25 are respectively arranged at two opposite sides of the collecting box 20, so that the position conflict when the plant juice is collected is avoided, the space volume of the device can be saved, and the device is convenient to use.

In addition, the butt joint pipe 21 is screwed with the bottle mouth of the collecting bottle 30.

The bottle openings of the butt joint pipe 21 and the collecting bottle 30 are connected in a threaded mode, disassembly is convenient, different collecting bottles 30 can be replaced, namely, when the collecting bottles 30 collect juice to reach the specified amount, juice collection can be continuously carried out by replacing the collecting bottles 30, and the use is convenient.

Referring to fig. 1, in one embodiment of the present invention, the collection bottle 30 includes an outer bottle layer 31 and an inner bottle layer 32, the inner bottle layer 32 is located inside the outer bottle layer 31, and the bottom of the inner bottle layer 32 is tapered.

Can guarantee the stable support of collecting bottle 30 through outer 31 of bottle, conveniently place, can make the plant juice degree of depth of inflow increase through the toper shape of bottle inlayer 32 bottom, and can furthest collect juice to subsequent detection to plant juice.

Further, the bottle outer layer 31 and the bottle inner layer 32 are transparent.

Therefore, the plant juice in the bottle can be visually observed, and the collection and detection of the plant juice are facilitated.

Referring to fig. 1, in an embodiment of the present invention, the catheter 10 is disposed obliquely, and the insertion end 11 is located above the collection end 12.

Thus, the position of the liquid guiding pipe 10 can be adjusted according to the requirement by combining the movable connecting structure of the liquid guiding pipe 10 and the collecting box 20.

In addition, the insertion end 11 of the catheter tube 10 is arranged in a pointed manner.

Specifically, the width of the lower side of the insertion end 11 of the catheter tube 10 is gradually reduced toward the direction away from the collection box 20, so that the insertion of the catheter tube 10 into the plant is facilitated, and the collection of plant sap is facilitated.

Referring to fig. 1, in an embodiment of the present invention, the apparatus for detecting plant juice includes:

a catheter 10, wherein one end of the catheter 10 is an insertion end 11 for inserting into a plant, and the other end of the catheter 10 is a collection end 12;

the collection box 20, the catheter 10 is arranged on the collection box 20, an auxiliary cavity 20b is arranged in the collection box 20, the insertion end 11 of the catheter 10 is positioned outside the collection box 20, the collection end 12 of the catheter 10 is arranged in the auxiliary cavity 20b, a detection part 22 is further arranged on the collection box 20, the detection part 22 is provided with a detection hole 22a for detecting and communicating the auxiliary cavity 20b, and a detachable detection block is arranged at the detection hole 22 a;

the collecting bottle 30 is connected with the collecting box 20, the collecting end 12 of the catheter 10 is positioned above the bottle mouth of the collecting bottle 30, and the detection hole 22a is arranged opposite to the bottle mouth of the collecting bottle 30.

The sensing hole 22a is communicated with the auxiliary chamber 20b so that a corresponding sensor can be inserted from the sensing hole 22a to be placed in the collection bottle 30 to sense the contents of various substances. Here, the detection block may be a rubber plug to facilitate removal and installation and ensure sealing of the auxiliary chamber 20 b.

In this embodiment, the detection hole 22a of the detection part 22 disposed on the collection box 20 can be inserted into the sensor to the collection bottle 30, and in the process of collecting the plant juice through the liquid guide tube 10, the substance content of the plant juice can be directly detected through the sensor, so that the pretreatment process and the complex detection procedure are omitted, the detection time is saved, the activity of the substance is ensured, and the measured data is closer to the real data. Compared with the processing mode in the prior art, the detection device for the plant juice provided by the invention has the advantage that the detection accuracy is improved.

Referring to fig. 1, in another embodiment, the detecting portion 22 may be combined with the structure of the previous embodiment, that is, the collecting end 12 is provided with a filtering membrane 121, the collecting box 20 is provided with a negative pressure pipe 25, and the negative pressure pipe 25 is communicated with the auxiliary cavity 20 b.

In addition, the periphery of the auxiliary cavity 20b is also provided with an active cavity 20a for introducing low-temperature gas, and the detection hole 22a penetrates through the active cavity 20 a.

Here, in one embodiment, the detecting hole 22a is not communicated with the active cavity 20a to ensure that the active cavity 20a can maintain the substance activity of the plant juice, and real-time detection can be realized, and in another embodiment, the detecting hole 22a is communicated with the active cavity 20a, and in this embodiment, the detecting block is extended to the auxiliary cavity 20b, so that not only the auxiliary cavity 20b but also the active cavity 20a can be sealed, and in the detection, after the active cavity 20a is not introduced with the positioning gas, the detecting block is removed and the sensor is inserted to realize detection.

Referring to fig. 1, in an embodiment of the present invention, the detection hole 22a includes a thread-shaped detection hole 22b and a sheet-shaped detection hole 22 b.

Thus, different types of sensors, such as a thread sensor and a sheet sensor, can be inserted as needed for convenient use, and in this embodiment, the thread detecting hole 22b is located at the middle of the sheet detecting hole 22b and communicates with each other to align the sensors into the collection bottle 30.

Referring to fig. 2, based on the above-mentioned detecting device for plant juice, the present invention provides a method for detecting plant juice, comprising the following steps:

collecting plant juice, inserting the insertion end 11 of the liquid guide tube 10 into the plant, and enabling the juice in the plant to flow into the collection bottle 30 along the liquid guide tube 10;

and (3) detecting the plant juice, namely removing the detection block, inserting a sensor from the detection hole 22a, detecting the content of each component of the plant juice, and recording in real time.

Therefore, destructive damage or irreversible loss to the plant can not be caused by a minimally invasive plant juice collecting mode, the content of the substance can be directly detected through the sensor, the pretreatment process and the complex detection program are omitted, the detection time is saved, the activity of the substance is ensured, and the measured data is closer to the real data.

Referring to fig. 2, specifically, in the foregoing step, during the process of collecting the plant juice, a negative pressure is introduced from the negative pressure tube 25 of the collecting box 20 to make the auxiliary cavity 20b in a negative pressure state, and when the plant juice needs to be detected, the introduction of the negative pressure is stopped.

Thus, after the negative pressure is applied, the flowing and the collection of the plant juice are facilitated, and in combination with the given filtering membrane 121, the juice can be assisted to pass through the filtering membrane 121 through the action of the negative pressure, so that the accuracy of the detection of the extracted plant juice is improved.

Referring to fig. 2, in addition, in the process of collecting the plant juice, the low-temperature gas is filled into the active cavity 20a annularly arranged in the auxiliary cavity 20b from the air inlet pipe 23 of the collecting box 20 at intervals, so that the low-temperature gas flows through the active cavity 20a and is discharged from the air outlet pipe 24 of the collecting box 20, and when the plant juice is required to be detected, the filling of the low-temperature gas is stopped.

Through introducing low-temperature gas, can be for the cavity cooling, keep the activity of the interior material of juice, improve the accuracy that detects.

Referring to fig. 2, in addition, during the collecting process of the plant juice, when the plant juice content of the collecting bottle 30 reaches the standard, the collecting bottle 30 is detached from the collecting box 20, and a new collecting bottle 30 is installed.

In this way, the collection bottle 30 with juice can be unscrewed for collection by replacing with a new empty collection bottle 30, and the collected collection bottle 30 can be stored.

Referring to fig. 2, in addition, during the juice testing process, a thread sensor is inserted into the thread-shaped testing hole 22b of the testing hole 22a, or a sheet-shaped sensor is inserted into the sheet-shaped testing hole 22b of the testing hole 22 a.

In this embodiment, in the testing process, no longer to melting into the negative pressure in supplementary chamber 20b, also no longer to letting in low temperature gas in the active chamber 20a, pull down and detect the piece, insert corresponding sensor and realize detecting, collect in real time and detect, be favorable to keeping the activity of the internal material of plant, the accuracy of reinforcing detection.

According to the structure and method, the invention provides a specific embodiment:

the device is used for detecting the content of glucose in the Kyoco 968 corn stalks in the flowering period and exploring the effect of the glucose on forming nutrition accumulation in corn grains. The parameters of the device are as follows: the diameter of the outer shell of the collection box 20 is 5cm, the diameter of the inner shell is 4.5cm, the outer diameter of the catheter 10 is 3mm, the inner diameter is 2.5mm, the parameter of the filter membrane 121 is 10KD, 100 mul of juice is collected, and the total time is 10-15 min. In the process of collecting plant juice, the insertion end 11 of the catheter 10 is inserted into the corn stalk, and N volatilized by liquid nitrogen is introduced from the air inlet pipe 23 at intervals of 2-3min₂Once, the low-temperature environment in the cavity is continuously ensured; the juice outflow was facilitated by continuously applying a negative pressure of 10bar through the negative pressure hole. In the plant juice detection process, a glucose sensor is adopted to penetrate into the bottom of the collecting bottle 30 through the wire-shaped sensor insertion hole to detect the glucose content.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.