CN112268578A - Greenhouse gas environment detection device - Google Patents
Greenhouse gas environment detection device Download PDFInfo
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- CN112268578A CN112268578A CN202011095199.2A CN202011095199A CN112268578A CN 112268578 A CN112268578 A CN 112268578A CN 202011095199 A CN202011095199 A CN 202011095199A CN 112268578 A CN112268578 A CN 112268578A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/24—Suction devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/26—Devices for withdrawing samples in the gaseous state with provision for intake from several spaces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
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Abstract
The invention relates to the technical field of greenhouse gas detection, in particular to a greenhouse gas environment detection device which comprises a greenhouse truss body and a control module, wherein a gas detection module is arranged above the interior of the greenhouse truss body and comprises two groups of suction pipe sets, the suction pipe sets are arranged along the length direction of the greenhouse truss body, the two groups of suction pipe sets are symmetrically distributed on two sides of the upper part of the greenhouse truss body, a chain transmission mechanism is arranged along the length direction of the greenhouse truss body and is arranged between the two groups of suction pipe sets, and the gas detection mechanism is fixed at the bottom of a suspension installation part; the gas detection mechanism comprises a gas mixing box fixedly connected with the suspension installation part. This device only need be at the gas mixing tank internally mounted different types of gas sensor, under the gas detection mechanism combined action that the nest of tubes of breathing in and can move, accomplishes the detection of whole big-arch shelter gas composition, and the quantity that very big reduction sensor used reduces big-arch shelter planting cost.
Description
Technical Field
The invention relates to the technical field of greenhouse gas detection, in particular to a greenhouse gas environment detection device.
Background
When agricultural greenhouse plants crops, the gas content in the greenhouse is a key factor for crop growth, the gas content in the greenhouse is detected in a traditional manner by a plurality of sensors fixedly mounted in the greenhouse, and along with continuous expansion of the greenhouse, the gas content in the greenhouse is detected by a plurality of sensors, so that the cost for planting the greenhouse is greatly increased.
The gas content of each section of area in the greenhouse is different, and if a fixed number of sensors are arranged in a fixed area, the detection is not accurate, and the cost is high.
Disclosure of Invention
The invention aims to solve the defects of large sensor demand and high cost in an agricultural greenhouse in the prior art, and provides a greenhouse gas environment detection device.
In order to achieve the purpose, the invention adopts the following technical scheme:
a greenhouse gas environment detection device comprises a greenhouse truss body and a control module, wherein a gas detection module is arranged above the interior of the greenhouse truss body and comprises two groups of air suction pipe sets, the air suction pipe sets are arranged along the length direction of the greenhouse truss body, the two groups of air suction pipe sets are symmetrically distributed on two sides of the upper portion of the greenhouse truss body, each air suction pipe set comprises a plurality of main pipes which are equidistantly and horizontally arranged, the main pipes are arranged along the width direction of the greenhouse truss body, the bottoms of the main pipes are fixedly connected and communicated with a plurality of air suction pipes which are equidistantly distributed, and a plurality of air holes are formed in the circumferential direction of each air suction pipe;
the gas detection module further comprises a chain transmission mechanism and a gas detection mechanism, the chain transmission mechanism is arranged along the length direction of the greenhouse truss body, the chain transmission mechanism is arranged between the two groups of suction pipe groups, the chain transmission mechanism comprises two groups of chain wheels which are rotationally connected with the greenhouse truss body, a chain is connected between the two groups of chain wheels, one group of chain wheels is in transmission connection with a rotating motor, a suspension installation part is fixedly connected below the chain, and the gas detection mechanism is fixed at the bottom of the suspension installation part;
gaseous detection mechanism include with hang the gas mixing box of installation department rigid coupling, the gas mixing box is connected with the aspirator pump, the gas mixing box just installs first pair of switch-on gas portion to the position of trunk line tip, the trunk line tip is equipped with the second pair of switch-on gas portion that is used for with first pair of switch-on gas portion butt joint intercommunication, install gas sensor in the gas mixing box, aspirator pump, rotating electrical machines, gas sensor all are connected with control module electricity, the control module electricity is connected with the position detection module who is used for detecting gaseous detection mechanism position.
The first pair of gas-connecting parts comprise a communicating pipe, one end of the communicating pipe is communicated with the inner cavity of the gas mixing box through a gas suction port, the other end of the communicating pipe is a spherical shell part, one side of the spherical shell part, which is far away from the gas mixing box, is provided with a plurality of gas suction holes, an electromagnet is fixedly connected to the spherical shell part, and the electromagnet is electrically connected with the control module;
the second pair of switch-on gas portions includes flexible pipe, flexible pipe is ferromagnetic metal, flexible pipe is at the inside scalable motion of trunk line tip, flexible pipe tip is outside open toper passageway, spherical shell portion is just to the toper passageway, be connected with the extension spring that the flexible pipe of pulling shrink between flexible pipe and the trunk line.
The inside rotation of gas mixing box is connected with the flabellum, the flabellum is located between two induction ports.
The gas sensor comprises a temperature sensor, a humidity sensor, a carbon dioxide gas sensor, an ammonia gas sensor, a carbon monoxide sensor, a sulfur dioxide sensor and an oxygen sensor, and one or more gas sensors are arranged in the gas mixing box.
The position detection module comprises a meter counter, the chain is provided with a meter counter used for calculating the movement length of the chain, and the meter counter is electrically connected with the control module.
The greenhouse gas environment detection device provided by the invention has the beneficial effects that: this device only need be at the gas mixing tank internally mounted different types of gas sensor, under the gas detection mechanism combined action that the nest of tubes of breathing in and can move, accomplishes the detection of whole big-arch shelter gas composition, and the quantity that very big reduction sensor used reduces big-arch shelter planting cost.
Drawings
FIG. 1 is a schematic view of the position of the suction tube set and the chain transmission mechanism of the present invention;
FIG. 2 is a schematic structural view of the main pipe of the present invention in butt joint with a gas detection mechanism;
FIG. 3 is a schematic view of the internal structure of the gas detection mechanism of the present invention;
fig. 4 is a schematic view of the installation position structure of the chain transmission mechanism and the gas detection mechanism of the present invention.
In the figure: the gas mixing box comprises a gas mixing box 1, a suspension installation part 2, fan blades 3, an electromagnet 4, a conical channel 5, an extension spring 6, a main pipeline 7, an air suction pipeline 8, a telescopic pipe 9, a communicating pipe 10, an air suction opening 11, a gas sensor 12, an air suction pump 13, a chain 14, a chain wheel 15, a rotating motor 16, a meter counter 17, a gas detection mechanism 18, a chain transmission mechanism 19, a first pair of gas communication parts 20 and a second pair of gas communication parts 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a greenhouse gas environment detection device comprises a greenhouse truss body and a control module, wherein a gas detection module is arranged above the interior of the greenhouse truss body and comprises two groups of air suction pipe sets, the air suction pipe sets are arranged along the length direction of the greenhouse truss body, the two groups of air suction pipe sets are symmetrically distributed on two sides of the upper portion of the greenhouse truss body, each air suction pipe set comprises a plurality of main pipes 7 which are equidistantly and horizontally arranged, each main pipe 7 is arranged along the width direction of the greenhouse truss body, the bottom of each main pipe 7 is fixedly connected and communicated with a plurality of air suction pipes 8 which are equidistantly distributed, and a plurality of air holes are formed in the circumferential direction;
referring to fig. 1 and 2, two groups of symmetrically distributed suction pipe sets are arranged, each group of suction pipe set is provided with a plurality of main pipes 7 which are distributed at equal intervals, the bottom of each main pipe 7 is provided with a plurality of suction pipes 8, when air is sucked from one end of each main pipe 7, the gas around each suction pipe 8 is sucked into each main pipe 7 and is transmitted into a gas detection mechanism, the suction pipes 8 are distributed in the whole greenhouse in the arrangement mode, and when the gas detection mechanism moves to the corresponding position of the main pipe 7, the gas component content of the corresponding section can be detected;
the gas detection module further comprises a chain transmission mechanism 19 and a gas detection mechanism 18, wherein the chain transmission mechanism 19 is arranged along the length direction of the greenhouse truss body, the chain transmission mechanism 19 is arranged between the two groups of suction pipe groups, the chain transmission mechanism 19 comprises two groups of chain wheels 15 which are rotatably connected with the greenhouse truss body, a chain 14 is connected between the two groups of chain wheels 15, one group of chain wheels 15 is in transmission connection with a rotating motor 16, a suspension installation part 2 is fixedly connected below the chain 14, the gas detection mechanism 18 is fixed at the bottom of the suspension installation part 2, the chain transmission mechanism 19 drives the gas detection mechanism 18 to move along the length direction of the greenhouse, and the gas detection mechanism 18 is enabled to detect gas components at different position sections of the greenhouse;
When the device works, the gas detection mechanism 18 is driven to move along the length direction of the greenhouse through the chain transmission mechanism 19, the position of the gas detection mechanism 18 is judged through the position detection module, when the first butt joint ventilation part 20 of the gas detection mechanism 18 corresponds to the second butt joint ventilation part 21, the control module controls the rotating motor 16 to stop moving, at the moment, the first butt joint ventilation part 20 is in butt joint communication with the second butt joint ventilation part 21, the air suction pump 13 is started to suck air, outside gas enters the gas mixing box 1 through the main pipeline 7 and the air suction pipeline 8, the gas sensor 12 detects the content of the entering gas component and transmits the information to the control module to complete the gas content detection of the first section position, then the first butt joint ventilation part 20 is separated from the second butt joint ventilation part 21, the gas detection mechanism 18 is driven to move to the next station through the chain transmission mechanism 19, the steps are repeated, the gas composition detection in the whole greenhouse is completed, the device only needs to install different types of gas sensors 12 in the gas mixing box 1, and the detection of the gas composition in the whole greenhouse is completed under the combined action of the gas suction pipe group and the movable gas detection mechanism 18, so that the number of the sensors is greatly reduced, and the greenhouse planting cost is reduced.
The cost is reduced, meanwhile, in order to facilitate the butt joint of the first pair of air connecting parts 20 and the second pair of air connecting parts 21, the first butt joint air connecting part 20 comprises a communicating pipe 10, one end of the communicating pipe 10 is communicated with the inner cavity of the air mixing box 1 through an air suction port 11, the other end of the communicating pipe 10 is a spherical shell part, one side of the spherical shell part, which is far away from the air mixing box 1, is provided with a plurality of air suction holes, the spherical shell part is fixedly connected with an electromagnet 4, and the electromagnet 4 is electrically connected;
the second butt-joint ventilation part 21 comprises an extension tube 9, the extension tube 9 is made of ferromagnetic metal, the extension tube 9 can do telescopic motion in the end part of the main pipeline 7, the end part of the extension tube 9 is a conical channel 5 with an outward opening, the spherical shell part is right opposite to the conical channel 5, and an extension spring 6 for pulling the extension tube 9 to contract is connected between the extension tube 9 and the main pipeline 7.
When the first butt joint ventilation part 20 corresponds to the second butt joint ventilation part 21, the control module energizes the electromagnet 4, the magnetic force generated by the electromagnet 4 overcomes the pulling force of the extension spring 6, the extension tube 9 extends out, the spherical shell part of the communication tube 10 is butted with the conical channel 5 of the extension tube 9, when the connection needs to be separated, the electromagnet is powered off, the extension tube 9 is retracted to the original position under the action of the extension spring 6, the butt joint structure is adopted, the manufacture is simple, the butt joint is more convenient and stable, and the butt joint sealing performance is good.
The inside rotation of gas mixing box 1 is connected with flabellum 3, and flabellum 3 is located between two induction ports 11, and the air current blows on flabellum 3, makes flabellum 3 rotate, and the better gaseous mixture that makes the entering is in the same place.
The gas sensor 12 comprises a temperature sensor, a humidity sensor, a carbon dioxide gas sensor, an ammonia gas sensor, a carbon monoxide sensor, a sulfur dioxide sensor and an oxygen sensor, and one or more gas sensors are arranged in the gas mixing box 1.
The position detection module adopts a metering wheel, a metering device 17 used for calculating the movement length of the chain 14 is arranged on the chain 14, the metering device 17 is electrically connected with the control module, the position of the gas detection mechanism 18 is judged by calculating the length of the chain 14, the position detection module is lower in cost, as another implementation mode, a photoelectric emitter is arranged on the outer wall of the gas mixing box, a photoelectric reflection plate is arranged at the position of each main pipeline 7, and the position of the gas detection mechanism 18 is detected by utilizing the photoelectric principle.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any technical solutions, concepts and designs obtained by equivalent substitutions or changes of the technical solutions and the inventive concepts of the present invention by those skilled in the art within the technical scope of the present invention shall be covered by the scope of the present invention.
Claims (5)
1. A greenhouse gas environment detection device comprises a greenhouse truss body and a control module, wherein a gas detection module is arranged above the interior of the greenhouse truss body, and the greenhouse gas environment detection device is characterized in that the gas detection module comprises two groups of air suction pipe sets, the air suction pipe sets are arranged along the length direction of the greenhouse truss body, the two groups of air suction pipe sets are symmetrically distributed on two sides of the upper portion of the greenhouse truss body, each air suction pipe set comprises a plurality of main pipes (7) which are equidistantly and horizontally arranged, the main pipes (7) are arranged along the width direction of the greenhouse truss body, the bottoms of the main pipes (7) are fixedly connected and communicated with a plurality of air suction pipes (8) which are equidistantly distributed, and a plurality of air holes are formed in the circumferential direction of;
the gas detection module further comprises a chain transmission mechanism (19) and a gas detection mechanism (18), the chain transmission mechanism (19) is arranged along the length direction of the greenhouse truss body, the chain transmission mechanism (19) is arranged between the two groups of suction pipe groups, the chain transmission mechanism (19) comprises two groups of chain wheels (15) which are rotatably connected with the greenhouse truss body, a chain (14) is connected between the two groups of chain wheels (15), one group of chain wheels (15) is in transmission connection with a rotating motor (16), a suspension installation part (2) is fixedly connected below the chain (14), and the gas detection mechanism (18) is fixed at the bottom of the suspension installation part (2);
gaseous detection mechanism (18) include with the gas mixing box (1) that hangs installation department (2) rigid coupling, gas mixing box (1) is connected with aspirator pump (13), gas mixing box (1) just installs first pair of switch-on gas portion (20) to the position of trunk line (7) tip, trunk line (7) tip is equipped with and is used for the second pair of switch-on gas portion (21) with first pair of switch-on gas portion (20) butt joint intercommunication, install gas sensor (12) in gas mixing box (1), aspirator pump (13), rotating electrical machines (16), gas sensor (12) all are connected with the control module electricity, the control module electricity is connected with the position detection module who is used for detecting gaseous detection mechanism position.
2. The greenhouse gas environment detection device according to claim 1, wherein the first pair of gas communication parts (20) comprises a communication pipe (10), one end of the communication pipe (10) is communicated with the inner cavity of the gas mixing tank (1) through a gas suction port (11), the other end of the communication pipe (10) is a spherical shell part, one side of the spherical shell part, which is far away from the gas mixing tank (1), is provided with a plurality of gas suction holes, the spherical shell part is fixedly connected with an electromagnet (4), and the electromagnet (4) is electrically connected with the control module;
the second is to putting through gas portion (21) including flexible pipe (9), flexible pipe (9) are ferromagnetic metal, flexible pipe (9) are at the inside scalable motion of trunk line (7) tip, flexible pipe (9) tip is outside open toper passageway (5), the bulb portion is just to toper passageway (5), be connected with between flexible pipe (9) and trunk line (7) and pull extension spring (6) that flexible pipe (9) shrink of pulling.
3. The greenhouse gas environment detection device as claimed in claim 2, wherein a fan blade (3) is rotatably connected inside the gas mixing tank (1), and the fan blade (3) is located between the two air suction ports (11).
4. A greenhouse gas environment detection device as claimed in claim 1, wherein the gas sensor (12) comprises a temperature sensor, a humidity sensor, a carbon dioxide gas sensor, an ammonia gas sensor, a carbon monoxide sensor, a sulfur dioxide sensor, an oxygen sensor, and one or more gas sensors are arranged in the gas mixing tank (1).
5. The greenhouse gas environment detection device as claimed in claim 1, wherein the position detection module comprises a meter counter (17) arranged on the chain (14) and used for calculating the movement length of the chain (14), and the meter counter (17) is electrically connected with the control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011095199.2A CN112268578B (en) | 2020-10-14 | 2020-10-14 | Greenhouse gas environment detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011095199.2A CN112268578B (en) | 2020-10-14 | 2020-10-14 | Greenhouse gas environment detection device |
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| CN112268578A true CN112268578A (en) | 2021-01-26 |
| CN112268578B CN112268578B (en) | 2022-06-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115095947A (en) * | 2022-06-28 | 2022-09-23 | 安徽隆东家具有限公司 | Air monitoring device for solid wood furniture production workshop |
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2020
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115095947A (en) * | 2022-06-28 | 2022-09-23 | 安徽隆东家具有限公司 | Air monitoring device for solid wood furniture production workshop |
| CN115095947B (en) * | 2022-06-28 | 2023-06-30 | 安徽隆东家具有限公司 | Air monitoring device for solid wood furniture production workshop |
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| CN112268578B (en) | 2022-06-14 |
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