CN111998906A - A measuring device that is arranged in biology research intelligence to prejudge irregular cave volume - Google Patents

Abstract

The invention discloses a measuring device for intelligently predicting the volume of irregular caves in biological research, comprising a nitrogen supply mechanism for filling the sealed irregular caves with nitrogen with a set mass value; the air is mixed uniformly The mechanism is used to mix the original air inside the irregular cave with the nitrogen charged evenly; the air sampling mechanism is used to collect the original air occupying a certain volume of space inside the irregular cave and collect the original air occupying the certain space. The air after the nitrogen is uniformly mixed by volume; the air quality measuring mechanism is used to respectively weigh the collected original air and the collected air after the irregular cave is uniformly mixed with the nitrogen and obtain Corresponding mass value; a data processing unit, configured to calculate and obtain the volume of the irregular cave according to the above-mentioned collected data. The invention can overcome the inconvenience and inaccuracy of manual measurement of caves, and obtain relatively accurate volumes of irregular caves.

Description

A measuring device for intelligently predicting the volume of irregular caves in biological research

technical field

The invention relates to the field of biological research, in particular to a measuring device for intelligently predicting the volume of irregular caves in biological research.

Background technique

In biological research, in order to better protect certain organisms, it is often necessary to study their living or resting environment. Many organisms rely on natural caves (such as those in which bats and swiftlets live) or self-made caves (some larger ones). The burrows that the body-sized animals dig themselves) provide them with a relatively closed environment to achieve relatively safe living and reproduction. To study the living and resting conditions of such creatures, one of the essential topics is to study the conditions of the caves where they live, in order to master their living and reproduction characteristics, so as to provide them with more reasonable protection measures, and obtain the caves. The volume of caves is often an indispensable and important content in research. However, these caves are often irregular. At the same time, due to the complex environment inside the caves, it is often difficult to obtain more accurate data by manual direct measurement.

SUMMARY OF THE INVENTION

The purpose of the present invention is to overcome the above-mentioned problems in the prior art, and to provide a measuring device for intelligently predicting the volume of irregular caves in biological research.

The technical scheme of the present invention is: a measuring device for intelligently predicting the volume of irregular caves in biological research, comprising:

Nitrogen supply mechanism, which is used to fill the interior of the sealed irregular cave with nitrogen with a set quality value;

The air mixing mechanism is used to uniformly mix the original air inside the irregular cave with the set dose of nitrogen supplied by the nitrogen supply mechanism;

The air sampling mechanism is used for successively collecting the original air occupying a certain space volume inside the irregular caves and the air after uniformly mixing the nitrogen gas occupying the certain space volume inside the irregular caves;

An air quality measuring mechanism, used for weighing the original air in the collected irregular caves and the collected air in the irregular caves evenly mixed with the nitrogen gas, respectively, and obtaining corresponding mass values;

The data processing unit is configured to divide the mass difference obtained by subtracting the collected mass value of the original air inside the irregular cave from the mass value of the collected air after uniformly mixing the nitrogen gas by the The volume value of the certain space volume, obtain the mass value of nitrogen gas filled in the unit volume inside the irregular cave, and divide the total mass of nitrogen gas with the set mass value filled in the sealed irregular cave by the The mass value of nitrogen charged in the unit volume is used to obtain the volume value of the irregular cave.

The above-mentioned air mixing mechanism includes:

aspirator;

One end of the air extraction pipeline is communicated with the air intake end of the air extraction machine, and the other end extends into the sealed irregular cave from the hole;

One end of the air supply pipeline is communicated with the air outlet end of the air extractor, and the other end extends into the sealed irregular cave from the hole, and one end of the air supply pipeline extending into the sealed irregular cave is connected with multiple Each air supply branch pipe is provided with several air outlet holes along its longitudinal direction.

The nitrogen supply mechanism includes a nitrogen output tank, which is communicated with the gas supply pipeline through a nitrogen delivery pipe. The nitrogen delivery pipe is provided with a nitrogen output meter and a first check valve flowing from the nitrogen output tank to the gas supply pipeline.

The above-mentioned air sampling mechanism includes a sampling cylinder, the lower end of the sampling cylinder is communicated with the suction pipeline through a sampling pipeline, the sampling pipeline is provided with a valve, the sampling cylinder is provided with a suction piston, and the suction piston is connected with the handle , wherein the suction piston and the inner wall of the sampling cylinder are slidably and sealedly connected; the outer wall of the sampling cylinder is provided with a sampling volume scale value along its longitudinal direction; the air sampling mechanism is fixed on the weighing device; the weighing device Both the nitrogen output meter and the nitrogen output meter are signal-connected to the data processing unit, and the weighing device sends the weighed mass value and the nitrogen amount output by the nitrogen output meter to the data processing unit, and the data processing unit receives the The obtained data values calculate the volume of the irregular cave.

The above-mentioned air sampling mechanism and weighing device are all located in a vacuum chamber, and the vacuum chamber is connected with a vacuum pump.

The above-mentioned irregular cave is sealed by a sealing mechanism, the sealing mechanism includes a bracket for fixing on the hole, the bracket is connected with the air bag, the air bag is connected with the inflatable pump, and the air bag is used to block the hole after inflation. .

The above bracket includes a central connecting body, the central connecting body is connected with the air bag, and a plurality of telescopic and adjustable supporting rod bodies are fixed along the circumferential direction of the central connecting body for positioning and clipping to the opening of the irregular cave. The rod body is located in the same plane and is radially fixed on the central connecting body. Each supporting rod body includes a cylindrical body, one end of the cylindrical body is fixed with the central connecting body, and the other end of the cylindrical body is inserted with a rod body. There are locking bolts between.

The air supply pipeline connected to the air outlet end of the air extractor is provided with a second one-way valve whose airflow direction flows from the air extractor to the air supply pipeline; the air intake end of the air extraction pipeline is provided with a trumpet-shaped air inlet.

Beneficial effects of the present invention: In the embodiment of the present invention, a measuring device for intelligently predicting the volume of irregular caves in biological research is provided. By sealing the irregular caves, the air mixing mechanism of the device is The air suction pipeline and the air supply pipeline are introduced into the irregular cave at the same time. By starting the air suction machine of the air mixing mechanism, the air in the cave can be circulated inside the cave without flowing out of the cave, so that the inside of the cave can be circulated. The original air is first fully mixed and uniform, and then a certain volume of original air is collected by the air sampling mechanism. Some air is returned to the cave again, and then a set amount of nitrogen is supplied to the irregular cave through the nitrogen supply mechanism, and the air mixing mechanism is turned on at the same time to make the supplied nitrogen and the original air in the cave fully mixed evenly, and pass through the cave again. The air sampling mechanism collects a certain volume of air mixed with the supplied nitrogen in the cave, and weighs the mixed air collected again through the air quality measuring mechanism, wherein the original air and the mixed air are collected by The sampling air is supplied to the air sampling mechanism with the suction line, wherein the set amount of nitrogen is measured by the nitrogen output meter. The data processing unit of the present invention divides the mass difference obtained by subtracting the mass value of the original air inside the irregular cave from the mass value of the collected air in the irregular cave after uniformly mixing the supplied nitrogen gas. Using the volume value of the certain space volume, obtain the mass value of nitrogen gas filled in the unit volume inside the irregular cave, and divide the total mass of the set amount of nitrogen charged in the sealed irregular cave by the The mass value of nitrogen charged in the unit volume can automatically calculate the volume value of the irregular cave.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present invention;

FIG. 2 is a schematic diagram of the structure of the stent of the present invention.

Detailed ways

A specific embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the protection scope of the present invention is not limited by the specific embodiment.

Referring to FIG. 1, an embodiment of the present invention provides a measuring device for intelligently predicting the volume of irregular caves in biological research, including a nitrogen supply mechanism 3, an air mixing mechanism 2, an air sampling mechanism 6, and an air quality measurement mechanism 4. The data processing unit 5 and the power supply device, etc. The nitrogen supply mechanism 3 is used to fill the sealed irregular cave 1 with nitrogen with a set quality value; the air mixing mechanism 2 is used to mix the original air inside the irregular cave 1 with the nitrogen supplied by the nitrogen supply mechanism 3. The set dose of nitrogen is uniformly mixed; the air sampling mechanism 6 is used to successively collect the original air occupying a certain space volume inside the irregular cave 1 and collect the uniformly mixed nitrogen gas occupying the certain space volume inside the irregular cave 1. The air quality measurement mechanism 4 is used to measure the original air in the collected irregular cave 1 and the collected air in the irregular cave 1 evenly mixed with the nitrogen gas, respectively, and obtain the corresponding weight. The data processing unit 5 is used for subtracting the collected mass value of the original air inside the irregular cave 1 from the collected mass value of the air in the irregular cave 1 after uniformly mixing the nitrogen. The mass difference value of , divided by the volume value of the certain space volume, the mass value of nitrogen gas filled in the unit volume inside the irregular cave is obtained, and the set mass value filled in the sealed irregular cave 1 is obtained. The total mass of nitrogen gas divided by the mass value of nitrogen charged in the unit volume (that is, the mass value of the nitrogen gas per unit volume, and the density value of the charged nitrogen gas are numerically equal), to obtain the The volume value of irregular cave 1.

Further, the air mixing mechanism 2 includes an air extraction machine 2-1, an air extraction pipeline 2-2 and an air supply pipeline 2-3, etc., wherein one end of the air extraction pipeline 2-2 is connected to the inlet of the air extraction machine 2-1. The gas end is connected, and the other end extends into the sealed irregular cave 1 from the hole; Inside the sealed irregular cave 1, and one end of the air supply pipeline 2-3 extending into the sealed irregular cave 1 is connected with a plurality of air supply branch pipes 2-3-1, and each air supply branch pipe 2-3-1 is connected to one end. A number of air outlet holes 2-3-2 are opened along the longitudinal direction thereof, and air can be supplied to the cave as uniformly as possible through the plurality of air outlet holes 2-3-2.

Further, the nitrogen supply mechanism 3 includes a nitrogen output tank 3-1, and the nitrogen output tank 3-1 is communicated with the gas supply pipeline 2-3 through a nitrogen delivery pipe 3-2, and the nitrogen delivery pipe 3-2 is provided with The nitrogen output meter 3-3 and the first one-way valve 3-4 flowing from the nitrogen output tank 3-1 to the gas supply pipeline 2-3 prevent backflow.

Further, the air sampling mechanism 6 includes a sampling cylinder 6-1, and the lower end of the sampling cylinder 6-1 is communicated with the air extraction pipeline 2-2 through a sampling pipeline 8, and the sampling pipeline 8 is provided with a valve. 6-4, there is a suction piston 6-2 in the sampling cylinder 6-1, the suction piston 6-2 is connected with the handle 6-3, and the suction piston 6-2 is between the inner wall of the sampling cylinder 6-1 sliding and sealing connection; the outer wall of the sampling cylinder 6-1 is provided with a sampling volume scale value along its longitudinal direction; the air sampling mechanism 6 is fixed on the weighing device 4; the weighing device 4 and the nitrogen output meter 3 -3 are all signal-connected to the data processing unit 5, and the weighing device 4 sends the weighed mass value and the nitrogen amount output by the nitrogen output meter 3-3 to the data processing unit 5, and the data processing The unit 5 calculates the volume of the irregular cave 1 based on the received data values.

Further, the air sampling mechanism 6 and the weighing device 4 are located in the vacuum chamber, and the vacuum chamber is connected with the vacuum pump, and the air sampling mechanism 6 and the weighing device 4 are placed in the vacuum chamber to avoid outside air. The error caused by buoyancy to the weight.

Further, the irregular cave 1 seals its opening by a sealing mechanism, and the sealing mechanism includes a bracket 7 for fixing on the opening, the bracket 7 is connected with the air bag 11, the air bag 11 is connected with the air pump, and the air bag is connected to the air pump. 11 is used to seal the hole after inflation. The airbag is specifically a rubber airbag, which can be deformed with the irregular shape of the hole when inflated, and the final full climate can fit well with the inner side wall of the hole, so that it can be well in a certain position. The sealing of the hole is well achieved within the measurement time.

Further, referring to FIG. 2 , the bracket 7 includes a central connecting body 7-1, the central connecting body 7-1 is connected with the airbag 11, and a central connecting body 7-1 is fixed along the circumferential direction of the central connecting body 7-1 for positioning and clamping A plurality of telescopic and adjustable supporting rod bodies 7-2 to the opening of the irregular cave 1, each supporting rod body 7-2 is located in the same plane and radially fixed on the central connecting body 7-1, and each supporting rod body 7-2 Both include a cylindrical body 7-2-1, one end of the cylindrical body 7-2-1 is fixed with the central connecting body 7-1, and the other end of the cylindrical body 7-2-1 is inserted with a rod body 7-2-2, A locking bolt 7-2-3 is provided between the cylinder body 7-2-1 and the rod body 7-2-2. By elongating each support rod body 7-2, the free end of each support rod body is finally abutted against the inner side wall of the hole and the length of each support rod body is locked at the same time, so that the entire bracket 7 can be stably fixed on the inner side wall of the hole close to the outer edge Then the airbag is inflated to close the hole, so that the airbag will not be separated from the hole.

Further, the air supply pipeline 2-3 connected with the air outlet end of the air extractor 2-1 is provided with a second one-way valve 10 whose airflow direction flows from the air extractor 2-1 to the air supply pipeline 2-3 to avoid reverse reaction. A flared air inlet 2-2-1 is provided at the air intake end of the air extraction pipeline 2-2, which is conducive to air intake.

To sum up, the present invention provides a measuring device for intelligently predicting the volume of irregular caves in biological research. By sealing the irregular caves, the air extraction pipeline of the air mixing mechanism of the device is sealed. It is introduced into the irregular cave at the same time as the air supply pipeline. By starting the air pump of the air mixing mechanism, the air in the cave can be circulated inside the cave without flowing out of the cave, so that the original air inside the cave can be circulated. First, it is fully mixed and uniform, and then a certain volume of original air is collected by the air sampling mechanism. The collected original air quality is weighed by the air quality measuring mechanism, and the weighed original air is returned again Enter the cave, and then supply a set amount of nitrogen to the irregular cave through the nitrogen supply mechanism, and at the same time open the air mixing mechanism to fully mix the supplied nitrogen and the original air in the cave, and collect through the air sampling mechanism again. A certain volume of space in the cave is mixed with the supplied nitrogen air, and the mixed air collected again is weighed by the air quality measuring mechanism. An air sampling mechanism supplies sampled air with a set amount of nitrogen metered by a nitrogen output meter. The data processing unit of the present invention divides the mass difference obtained by subtracting the mass value of the original air inside the irregular cave from the mass value of the collected air in the irregular cave after uniformly mixing the supplied nitrogen gas. Using the volume value of the certain space volume, obtain the mass value of nitrogen gas filled in the unit volume inside the irregular cave, and divide the total mass of the set amount of nitrogen charged in the sealed irregular cave by the According to the mass value of nitrogen charged in the unit volume, the volume value of the irregular cave is automatically calculated according to the preset parameter relationship of each physical quantity.

The above disclosures are only a few specific embodiments of the present invention, however, the embodiments of the present invention are not limited thereto, and any changes that can be conceived by those skilled in the art should fall within the protection scope of the present invention.

Claims (8)

1. a measuring device for intelligent pre-judgment of irregular cave volume in biological research, is characterized in that, comprises: a nitrogen supply mechanism (3) for filling the sealed irregular cave (1) with nitrogen with a set mass value; an air mixing mechanism (2) for uniformly mixing the original air inside the irregular caves (1) with the set dose of nitrogen supplied by the nitrogen supply mechanism (3); The air sampling mechanism (6) is used for successively collecting the original air occupying a certain space volume inside the irregular cave (1) and collecting the uniformly mixed nitrogen gas inside the irregular cave (1) occupying the certain space volume. Air; The air quality measuring mechanism (4) is used for successively weighing the original air in the collected irregular caves (1) and the air in the collected irregular caves (1) after uniformly mixing the nitrogen gas, respectively. quantity and obtain the corresponding quality value; A data processing unit (5), configured to subtract the collected mass of the original air inside the irregular cave (1) from the mass value of the collected air in the irregular cave (1) after uniformly mixing the nitrogen gas The mass difference value obtained after the value is divided by the volume value of the certain space volume to obtain the mass value of nitrogen gas filled in the unit volume inside the irregular cave, and the inside of the sealed irregular cave (1) is filled with The total mass of nitrogen with the set mass value of , is divided by the mass value of nitrogen charged in the unit volume to obtain the volume value of the irregular cave (1). 2. a kind of measuring device for intelligently predicting irregular cave volume in biological research as claimed in claim 1, is characterized in that, described air mixing mechanism (2) comprises: Aspirator (2-1); One end of the air extraction pipeline (2-2) is communicated with the air intake end of the air extraction machine (2-1), and the other end extends into the sealed irregular cave (1) from the hole; The air supply pipeline (2-3) has one end communicated with the air outlet end of the air extractor (2-1), and the other end extends into the sealed irregular cave (1) from the hole, and extends into the sealed irregular cave (1). One end of the air supply pipeline (2-3) inside the irregular cave (1) is connected with a plurality of air supply branch pipes (2-3-1), and each air supply branch pipe (2-3-1) is provided with several air supply branch pipes (2-3-1) along its longitudinal direction. Air vents (2-3-2). 3. a kind of measuring device for intelligently predicting irregular cave volume in biological research as claimed in claim 2, is characterized in that, described nitrogen supply mechanism (3) comprises nitrogen output tank (3-1), The nitrogen output tank (3-1) is communicated with the gas supply pipeline (2-3) through a nitrogen delivery pipe (3-2), and the nitrogen delivery pipe (3-2) is provided with a nitrogen output meter (3-3) and the first one-way valve (3-4) flowing from the nitrogen output tank (3-1) to the gas supply pipeline (2-3). 4. A measuring device for intelligently predicting irregular cave volumes in biological research as claimed in claim 3, wherein the air sampling mechanism (6) comprises a sampling cylinder (6-1), The lower end of the sampling cylinder (6-1) is communicated with the air extraction pipeline (2-2) through a sampling pipeline (8), the sampling pipeline (8) is provided with a valve (6-4), and the sampling cylinder (8) is provided with a valve (6-4). (6-1) is provided with a suction piston (6-2), the suction piston (6-2) is connected with the handle (6-3), wherein the suction piston (6-2) is connected to the sampling cylinder (6-2). 1) There is a sliding and sealing connection between the inner walls; the outer wall of the sampling cylinder (6-1) is provided with a sampling volume scale value along its longitudinal direction; the air sampling mechanism (6) is fixed on the weighing device (4); The weighing device (4) and the nitrogen output meter (3-3) are both signal-connected to the data processing unit (5), and the weighing device (4) measures the weighed mass value and the nitrogen output meter (3). -3) The output nitrogen amount is sent to the data processing unit (5), which calculates the volume of the irregular cave (1) according to the received data values. 5. a kind of measuring device for intelligent pre-judgment of irregular cave volume in biological research as claimed in claim 4, is characterized in that, described air sampling mechanism (6) and weighing device (4) are all located in the pumping chamber. In the vacuum chamber, the vacuuming chamber is connected with a vacuum pump. 6. A measuring device for intelligently predicting the volume of irregular caves in biological research as claimed in claim 1, wherein the irregular caves (1) are sealed by a sealing mechanism, and the sealing The mechanism includes a bracket (7) for fixing on the hole, the bracket (7) is connected with the airbag (11), the airbag (11) is connected with the air pump, and the airbag (11) is used for sealing the hole after inflation. 7. A measuring device for intelligently predicting irregular cave volume in biological research as claimed in claim 6, wherein the support (7) comprises a central connecting body (7-1), the central connecting The body (7-1) is connected with the air bag (11), and along the circumferential direction of the central connecting body (7-1), a plurality of telescopic and adjustable telescopic and adjustable for positioning and snapping to the opening of the irregular cave (1) are fixed. Each support rod body (7-2) is located in the same plane and radially fixed on the central connecting body (7-1), and each support rod body (7-2) includes a cylindrical body (7-2). -2-1), one end of the cylinder body (7-2-1) is fixed with the central connecting body (7-1), and the other end of the cylinder body (7-2-1) is inserted with a rod body (7-2) -2), a locking bolt (7-2-3) is provided between the cylinder body (7-2-1) and the rod body (7-2-2). 8. a kind of measuring device for intelligent pre-judgment of irregular cave volume in biological research as claimed in claim 2, is characterized in that, the air supply pipeline ( 2-3) is provided with a second one-way valve (10) whose airflow direction flows from the air extractor (2-1) to the air supply line (2-3); the air intake of the air extraction line (2-2) The end is provided with a flared air inlet (2-2-1).

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