CN111624044A - Environment-friendly detection device for agriculture - Google Patents
Environment-friendly detection device for agriculture Download PDFInfo
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- CN111624044A CN111624044A CN202010573570.5A CN202010573570A CN111624044A CN 111624044 A CN111624044 A CN 111624044A CN 202010573570 A CN202010573570 A CN 202010573570A CN 111624044 A CN111624044 A CN 111624044A
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- water
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- water sample
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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
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
-
- 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
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N2001/1418—Depression, aspiration
Abstract
The invention discloses an agricultural environment-friendly detection device which comprises a box body and a base fixedly arranged at the bottom of the box body, wherein a water sample acquisition unit and a first power supply are arranged on the inner bottom wall of the box body, a water sample storage unit and a water sample detection unit are respectively arranged in the middle of the side wall of the box body, the water inlet end of the water sample storage unit is communicated with the water outlet end of the water sample acquisition unit through a main pipeline, a main controller and a first wireless signal transceiver are further arranged in the box body, and the first wireless signal transceiver and the water sample detection unit are respectively and electrically connected with the main controller. The invention realizes automatic sampling and online detection of water samples at different depth levels underwater, and has higher detection efficiency; meanwhile, the mutual influence among the water qualities of different levels of water levels is avoided, and the accuracy and the reliability of a water quality detection result are ensured; reasonable structure, small volume, simple operation, convenient carrying and use, and is applicable to sampling and detecting water quality in various water areas.
Description
Technical Field
The invention relates to the field of agricultural detection equipment, in particular to an agricultural environment-friendly detection device.
Background
The quality of water quality of various field water areas and water sources such as rivers, lakes, reservoirs, canals, wells and the like is directly related to the yield and the quality of crops in agricultural production, particularly for vast rural areas, underground water is mainly used as a main water source for irrigation, even is a water source directly used for reference, and therefore frequent detection of the field water source is needed.
At present, the manual sampling method commonly used carries out the collection of water samples, and the water sample of degree collection later detects, and this kind of mode needs measurement personnel to sample at the water source bank random usually, can not realize the collection of the different degree of depth level water samples in the middle part of waters deeper waters, make sample collection comprehensive inadequately, lead to the testing result error great, the degree of accuracy and reliability are not high, measurement personnel need just can reach the middle part of waters with the help of the same row's equipment on water and sample, the degree of difficulty of sampling has been increased, and need draw the multiple water samples of the different degree of depth usually, operating personnel work load is great.
The existing water quality sampling equipment is complex in structure, large in size and not suitable for field detection operation, and a water body sample needs to be carried to a detection center for detection, so that the detection efficiency is greatly reduced; portable check out test set though can satisfy open-air detection needs, but its collection that detects the water sample still adopts artifical sample, and detection efficiency is not high, especially to the quality of water sampling operation in some narrow areas (like the water well), very inconvenient.
Disclosure of Invention
The invention aims to solve the technical problem of providing an agricultural environment-friendly detection device, which realizes automatic sampling and online detection of water samples at different depth levels underwater and has higher detection efficiency; meanwhile, the mutual influence among the water qualities of different levels of water levels is avoided, and the accuracy and the reliability of a water quality detection result are ensured.
In order to solve the technical problems, the invention adopts a technical scheme that: the agricultural environment-friendly detection device comprises a box body and a base fixedly arranged at the bottom of the box body, wherein a water sample collection unit and a first power supply are arranged on the inner bottom wall of the box body;
the middle part of the side wall of the box body is respectively provided with a water sample storage unit and a water sample detection unit, and the water inlet end of the water sample storage unit is communicated with the water outlet end of the water sample acquisition unit through a main pipeline;
still be provided with main control unit and first wireless signal transceiver in the box, first power, first wireless signal transceiver and water sample detecting element respectively with main control unit electric connection.
Furthermore, the water sample collecting unit comprises a hoisting mechanism fixed on the bottom wall in the box body and a sampling mechanism movably embedded in the bottom wall of the bottom seat, and the top of the sampling mechanism is connected with a power execution end of the hoisting mechanism;
sampling mechanism includes the sampling box, fixes the balancing weight that sets up in the sampling box bottom, install sampling water pump and second power on the inside diapire of sampling box, install sampling controller and second wireless signal transceiver on the inside roof of sampling box respectively, second power, sampling water pump, second wireless signal transceiver respectively with sampling controller electric connection, second wireless signal transceiver passes through the wireless signal communication with first wireless signal transceiver and is connected.
Furthermore, the water outlet end of the sampling water pump is connected with the input end of the main pipeline, the water inlet end of the sampling water pump is connected with a sampling water pipe, and the tail end of the sampling water pipe penetrates through the outside of the sampling box.
Further, embedded level sensor who is located sampling water pipe terminal one side of being equipped with of lateral wall of sampling box, level sensor and sampling controller electric connection.
Furthermore, an embedded groove which is positioned right below the hoisting mechanism is arranged on the bottom surface of the base, and the sampling mechanism is movably embedded in the embedded groove.
Furthermore, the water sample storage unit comprises a liquid tank base fixed on the inner wall of the box body, a liquid storage tank embedded in the liquid tank base and a cover plate buckled and connected to the top of the liquid storage tank;
the side wall of the liquid storage tank is communicated with the output end of the main pipeline;
and a liquid discharge pipe is connected to the bottom wall of the liquid storage tank in a penetrating manner, and the tail end of the liquid discharge pipe penetrates to the outside of the side wall of the box body.
Furthermore, an electromagnetic valve is arranged in the middle of the liquid discharge pipe and electrically connected with the main controller.
Furthermore, the water sample detection unit comprises an instrument mounting rack fixedly arranged on the inner wall of the box body and at least one water toxicity analyzer arranged on the instrument mounting rack;
and a detection electrode of the water quality toxicity analyzer is arranged in the water sample storage unit, and the water quality toxicity analyzer is in communication connection with the main controller.
Furthermore, the edges of two sides of the bottom surface of the base are respectively hinged with an auxiliary plate, and the auxiliary plates are hollow plates made of light plastic materials.
The invention has the following beneficial effects:
1. according to the invention, the water sample collecting unit consisting of the hoisting mechanism and the sampling mechanism is adopted, and the liquid level sensor is arranged in the sampling mechanism, so that the sampling mechanism can automatically submerge underwater and suspend at fixed points, the automatic sampling and online detection of water samples at different depth levels underwater can be realized, the detection efficiency is higher, and the workload of detection personnel is saved;
2. according to the invention, by adopting a mode of stabilizing a water sample and then adopting the water sample for detection, the mutual influence between the water qualities of different levels of water levels can be effectively avoided, and the accuracy and reliability of a water quality detection result are ensured;
3. the invention has reasonable structure, small volume, simple operation, convenient carrying and use and is suitable for sampling and detecting water quality of various water areas.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of the sampling mechanism;
FIG. 3 is a schematic structural diagram of the present invention in use.
In the figure: the device comprises a box body 1, a base 2, a caulking groove 21, an auxiliary plate 22, a water sample collecting unit 3, a winding mechanism 31, a winding roller support 311, a winding roller 312, a winding rope 313, a winding motor 314, a sampling mechanism 32, a sampling box 321, a balancing weight 322, a 323 sampling water pump 324, a second power supply 325, a sampling controller 326, a second wireless signal transceiver 327, a sampling water pipe 327, a 328 liquid level sensor, a first power supply 4, a water sample storage unit 5, a liquid tank base 51, a liquid tank 52, a cover plate 53, a liquid discharge pipe 54, an electromagnetic valve 55, a water sample detecting unit 6, an instrument mounting frame 61, a water quality toxicity analyzer 62, a detection electrode 63, a main pipeline 7, a main controller 8 and a first wireless signal transceiver 9.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.
Referring to fig. 1, an environment-friendly detection device for agriculture comprises a box body 1 and a base 2 fixedly arranged at the bottom of the box body 1, wherein the box body 1 and the base 2 are both made of light plastics, and the base 2 is of a hollow cavity structure, so that the detection device can be wholly floated on water, and the box body 1 is located above the water.
Be provided with water sample collection unit 3 and first power 4 on the inside diapire of box 1, still be provided with main control unit 8 and first wireless signal transceiver 9 in the box 1, first power 4 and main control unit 8 electric connection for supply power for main control unit 8 and other electrical components. The first power supply 4 adopts a rechargeable lithium battery pack which can be recycled, and a solar power generation panel can be arranged on the top surface of the box body 1 and used for carrying out auxiliary charging on the first power supply 4, so that the solar power generation box has the characteristics of environmental protection and energy saving.
The main controller 8 adopts a general control circuit module which takes a single chip microcomputer as a control chip, and the first wireless signal transceiver 9 and the water sample detection unit 6 are respectively connected with a data port of the main controller 8 to realize the transmission of related control line numbers. The first wireless signal transceiver 9 performs wireless communication with a base station or a mobile terminal device through WiFi or bluetooth for reception of a remote control signal and transmission of detection data.
The water sample collecting unit 3 comprises a winding mechanism 31 fixed on the bottom wall of the inner part of the box body 1 and a sampling mechanism 32 movably embedded in the bottom surface of the base 2. The winding mechanism 31 includes a winding roller holder 311 fixedly installed on the bottom surface of the inside of the cabinet 1 and a winding motor 314 located at one side of the winding roller holder 311. The winding roller support 311 is rotatably connected with a winding roller 312, and a winding rope 313 is wound on the winding roller 312. The hoisting ropes 313 are two and symmetrically arranged on the hoisting roller 312.
As shown in fig. 2, the sampling mechanism 32 includes a sampling box 321 and a weight block 322 fixedly disposed at the bottom of the sampling box 5, the sampling box 321 is a sealed box made of light plastic material, and the weight block 322 enables the sampling box 321 to smoothly sink in water. The top of the sampling mechanism 32 (the top surface of the sampling box 321) is connected with a power executing end of the winding mechanism 31 (the tail end of the winding rope 313), the winding roller 312 is driven to rotate by the winding motor 314, winding and unwinding of the winding rope 313 on the winding roller 312 are realized, and ascending and descending of the sampling box 5 are realized.
The sampling water pump 323 and the second power supply 324 are installed on the inner bottom wall of the sampling box 321, the sampling controller 325 and the second wireless signal transceiver 326 are respectively installed on the inner top wall of the sampling box 321, the sampling controller 325 and the main controller 8 adopt the same structure, and the second wireless signal transceiver 326 and the first wireless signal transceiver 9 adopt the same structure. The second power source 324 is a lithium battery pack and is electrically connected to the sampling controller 325, and is configured to supply power to electrical components such as the sampling controller 325 and the sampling water pump 323. The sampling water pump 323 and the second wireless signal transceiver 326 are electrically connected to the sampling controller 325, respectively, and the second wireless signal transceiver 326 is connected to the first wireless signal transceiver 9 through wireless signal communication.
The water outlet end of the sampling water pump 323 is connected with the input end of the main pipeline 7, the water inlet end is connected with a sampling water pipe 327, and the tail end of the sampling water pipe 327 penetrates to the outside of the sampling box 321. Preferably, a liquid level sensor 328 is embedded in the side wall of the sampling box 321 and located at one end of the sampling water pipe 327, and the liquid level sensor 328 is electrically connected with the sampling controller 325. The liquid level sensor adopts a CBM-2100 type sensor and is used for detecting the water depth of a sampling point of the sampling water pipe 327, transmitting a detection signal to the sampling controller 325 and wirelessly transmitting the detection signal to the first wireless signal transceiver 9 through the second wireless signal transceiver 326, the first wireless signal transceiver 9 transmits the signal to the main controller 8 and the ground mobile terminal device, and the main controller 8 controls the stop of the hoisting motor 314 when the sampling mechanism 32 descends to the depth of the sampling point through the water depth detection signal.
The bottom surface of the base 2 is provided with a caulking groove 21 positioned right below the winding mechanism 31, and the sampling mechanism 32 is movably embedded in the caulking groove 21. In the non-operating state, the sampling mechanism 32 is lifted and completely positioned in the caulking groove 21 by controlling the winding motor 314 to rotate reversely. Preferably, a stroke control switch (not shown) is disposed on the top surface of the caulking groove 21, and the stroke control switch is electrically connected to the main controller 8 and is used for controlling the winding motor 314 to stop after the sampling mechanism 32 is completely lifted into the caulking groove 21.
Furthermore, the edges of two sides of the bottom surface of the base 2 are respectively hinged with an auxiliary plate 22, and the auxiliary plates 22 are hollow plates made of light plastic materials. When the detection device is not in use, as shown in fig. 1, the auxiliary plates 22 on both sides are turned over to the bottom of the base 2 and clamped with each other, so that the sampling mechanism 32 is limited in the caulking groove 21. Meanwhile, the bottom surface of the auxiliary plate 22 is provided with universal wheels to detect the movement of the device. When the detection device is in use, as shown in fig. 3, the auxiliary plates 22 at two sides are outwardly turned to two sides of the base 2 and clamped on the side surfaces of the base 2, so that the auxiliary plates 22 are horizontally unfolded and fixed on the base 2 to increase the bottom area of the base 2 and enhance the floating stability of the detection device on the water surface. At this point, the sampling mechanism 32 can be lowered and removed from the nest 21.
In addition, the top surface of the box body 1 is provided with a handle, so that the detection device is convenient to carry and transfer in a non-use state.
The middle part of the side wall of the box body 1 is respectively provided with a water sample storage unit 5 and a water sample detection unit 6, and the water inlet end of the water sample storage unit 5 is communicated with the water outlet end of the water sample collection unit 3 through a main pipeline 7.
Specifically, the water sample storage unit 5 includes a liquid tank base 51 fixed on the inner wall of the box body 1, a liquid storage tank 52 embedded in the liquid tank base 51, and a cover plate 53 connected to the top of the liquid storage tank 52 in a buckling manner. The side wall of the reservoir tank 52 is connected to the output end of the main pipeline 7. When the sampling water pump 323 works, the water body of the sampling point enters the sampling water pump 323 through the sampling water pipe 327 and then enters the liquid storage tank 52 through the main pipeline 7 for storage and subsequent detection.
A drain pipe 54 is connected to the bottom wall of the reservoir tank 52, and the end of the drain pipe 54 extends to the outside of the side wall of the case 1. The water after detection can flow back to the sampling water area through the drain pipe 54. Preferably, an electromagnetic valve 55 is disposed in the middle of the drain pipe 54, and the electromagnetic valve 55 is electrically connected to the main controller 8 for controlling the on/off state of the drain pipe 54.
The water sample detection unit 6 comprises an instrument mounting frame 61 fixedly arranged on the inner wall of the box body 1 and three water quality toxicity analyzers 62 arranged on the instrument mounting frame 61. The water toxicity analyzer 62 is a commercially available portable electrode water quality analyzer. The detection electrode 63 of the water toxicity analyzer 62 is disposed in the liquid storage tank 52 of the water sample storage unit 5 and fixedly connected to the cover plate 53, and the detection electrode 63 is one or a combination of several water quality sensors such as a temperature electrode, a salinity electrode, a dissolved oxygen electrode, a PH electrode, an ammonia nitrogen electrode and the like according to the parameter index of the water sample to be analyzed. The water quality toxicity analyzer 62 is in communication connection with the main controller 8, and data detected by the water quality toxicity analyzer 62 is transmitted to the main controller 8 and transmitted to the mobile terminal device through the first wireless signal transceiver 9.
When the device is used, an electric appliance system of the detection device is started, the two auxiliary plates 22 below the base 2 are turned upwards and clamped and fixed on the two sides of the base 2, the detection device is integrally placed on the water surface of a pond or a well through tools such as a rope or a trunk, and the detection device floats on the water surface;
the detection personnel sets the depth of the water body to be sampled and detected through the mobile terminal equipment, confirms that sampling and detection are started, the first wireless signal transceiver 9 receives a corresponding control line number, the main controller 8 starts the hoisting motor 314 to work, the hoisting motor 314 drives the hoisting roller 312 to rotate, the hoisting rope 313 is uniformly paid off from the hoisting roller 312, and the sampling box 321 continuously and slowly dives below the water surface under the action of the gravity of the balancing weight 322;
when the sampling box 321 is submerged to a preset sampling depth, such as 0.5 meter, the liquid level sensor 328 detects the water pressure corresponding to the corresponding water depth, and after the water pressure reaches the position, the main controller 8 controls the hoisting motor 314 to pause;
the main controller 8 transmits a control signal to the second wireless signal transceiver 326 through the first wireless signal transceiver 9, the second wireless signal transceiver 326 transmits a control line number to the sampling controller 325, the sampling controller 325 starts the sampling water pump 323 to work, and the water pump 323 collects the water body into the liquid storage tank 52; at the moment, the electromagnetic valve 55 is in a conducting working position, liquid in the liquid storage tank 52 can be discharged through the liquid discharge pipe 54, so that the liquid storage tank 52 is flushed, the influence of residual liquid in the liquid storage tank 52 in the previous detection process on the sampling of the water body is avoided, the electromagnetic valve is closed after the flushing is carried out for a certain time, and the water body is stored in the liquid storage tank 52;
the detection electrode 63 detects parameters of the water in the liquid storage tank 52, and data detected by the water quality toxicity analyzer 62 are transmitted to the main controller 8 and transmitted to the mobile terminal equipment through the first wireless signal transceiver 9;
by resetting the depth of water sampling, the process can be repeated to perform water sampling and online detection at different depth levels.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. The utility model provides an environmental protection detection device is used to agricultural, includes box (1) and fixed base (2) that set up in box (1) bottom, its characterized in that: a water sample collecting unit (3) and a first power supply (4) are arranged on the inner bottom wall of the box body (1);
the middle part of the side wall of the box body (1) is respectively provided with a water sample storage unit (5) and a water sample detection unit (6), and the water inlet end of the water sample storage unit (5) is communicated with the water outlet end of the water sample collection unit (3) through a main pipeline (7);
still be provided with main control unit (8) and first wireless signal transceiver (9) in box (1), first power (4), first wireless signal transceiver (9) and water sample detecting element (6) respectively with main control unit (8) electric connection.
2. The agricultural environment-friendly detection device according to claim 1, wherein: the water sample collecting unit (3) comprises a hoisting mechanism (31) fixed on the bottom wall inside the box body (1) and a sampling mechanism (32) movably embedded in the bottom surface of the base (2), and the top of the sampling mechanism (32) is connected with a power execution end of the hoisting mechanism (31);
sampling mechanism (32) include sampling box (321), fixed balancing weight (322) that set up in sampling box (5) bottom, install sampling water pump (323) and second power (324) on the inside diapire of sampling box (321), install sampling controller (325) and second wireless signal transceiver (326) on the inside roof of sampling box (321) respectively, second power (324), sampling water pump (323), second wireless signal transceiver (326) respectively with sampling controller (325) electric connection, second wireless signal transceiver (326) pass through wireless signal communication with first wireless signal transceiver (9) and are connected.
3. The agricultural environment-friendly detection device according to claim 2, wherein: the water outlet end of the sampling water pump (323) is connected with the input end of the main pipeline (7), the water inlet end of the sampling water pump is connected with a sampling water pipe (327), and the tail end of the sampling water pipe (327) penetrates through the outside of the sampling box (321).
4. The agricultural environment-friendly detection device according to claim 3, wherein: the lateral wall of sampling case (321) is embedded to be equipped with and is located liquid level sensor (328) of sampling water pipe (327) terminal one side, liquid level sensor (328) and sampling controller (325) electric connection.
5. The agricultural environment-friendly detection device according to claim 2, wherein: the bottom surface of the base (2) is provided with an embedded groove (21) which is positioned right below the winding mechanism (31), and the sampling mechanism (32) is movably embedded in the embedded groove (21).
6. The agricultural environment-friendly detection device according to claim 1, wherein: the water sample storage unit (5) comprises a liquid tank base (51) fixed on the inner wall of the box body (1), a liquid storage tank (52) embedded in the liquid tank base (51), and a cover plate (53) connected to the top of the liquid storage tank (52) in a buckling mode;
the side wall of the liquid storage tank (52) is communicated with the output end of the main pipeline (7);
a liquid discharge pipe (54) is connected to the bottom wall of the liquid storage tank (52) in a penetrating manner, and the tail end of the liquid discharge pipe (54) penetrates through the outer part of the side wall of the box body (1).
7. The agricultural environment-friendly detection device according to claim 6, wherein: an electromagnetic valve (55) is arranged in the middle of the liquid discharge pipe (54), and the electromagnetic valve (55) is electrically connected with the main controller (8).
8. The agricultural environment-friendly detection device according to claim 1, wherein: the water sample detection unit (6) comprises an instrument mounting rack (61) fixedly arranged on the inner wall of the box body (1) and at least one water quality toxicity analyzer (62) arranged on the instrument mounting rack (61);
and a detection electrode (63) of the water quality toxicity analyzer (62) is arranged in the water sample storage unit (5), and the water quality toxicity analyzer (62) is in communication connection with the main controller (8).
9. The agricultural environment-friendly detection device according to claim 1, wherein: the edge of two sides of the bottom surface of the base (2) is respectively hinged with an auxiliary plate (22), and the auxiliary plates (22) are hollow plates made of light plastic materials.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010573570.5A CN111624044A (en) | 2020-07-28 | 2020-07-28 | Environment-friendly detection device for agriculture |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010573570.5A CN111624044A (en) | 2020-07-28 | 2020-07-28 | Environment-friendly detection device for agriculture |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114518259A (en) * | 2022-01-21 | 2022-05-20 | 广西先得环保科技有限公司 | Multiple sampling device for water quality testing |
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| WO2017194412A1 (en) * | 2016-05-09 | 2017-11-16 | Aquaresources Sa | Underground tool for the in-situ assessment of aquifer quality and flow rate |
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| CN207730750U (en) * | 2018-01-11 | 2018-08-14 | 潘小苑 | A kind of integrated water quality multi-parameter detector |
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