CN111929406A - Intelligent integrated monitoring system and method for electrified livestock farm - Google Patents
Intelligent integrated monitoring system and method for electrified livestock farm Download PDFInfo
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- CN111929406A CN111929406A CN202010566172.0A CN202010566172A CN111929406A CN 111929406 A CN111929406 A CN 111929406A CN 202010566172 A CN202010566172 A CN 202010566172A CN 111929406 A CN111929406 A CN 111929406A
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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
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method, e.g. intermittent, or the display, e.g. digital
- G01N33/0063—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method, e.g. intermittent, or the display, e.g. digital using a threshold to release an alarm or displaying means
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/0047—Air-conditioning, e.g. ventilation, of animal housings
- A01K1/0082—Water misting or cooling systems
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/01—Removal of dung or urine, e.g. from stables
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/015—Floor coverings, e.g. bedding-down sheets ; Stable floors
- A01K1/0151—Grids; Gratings; Slatted floors
Abstract
The invention discloses an intelligent comprehensive monitoring system and method for an electrified livestock farm. The problem that the ammonia gas produced by cultivation cannot be effectively monitored in real time is solved; the invention adopts an intelligent integrated monitoring system of an electrified livestock farm, which is applied to the farm with a leaky floor and comprises an ammonia gas monitoring module and a central monitoring module which are in communication connection; the ammonia gas monitoring module is arranged below the leaky floor; the ammonia gas monitoring module comprises a gas collecting hood and a plurality of ammonia gas sensors; the gas collecting hood is in a circular truncated cone shape, the ammonia sensors are longitudinally arranged on the inner wall of the gas collecting hood, and the distance between every two adjacent ammonia sensors is reduced from top to bottom in sequence. The accumulation amount and the accumulation rate of the ammonia gas in the gas collecting hood are monitored in real time, so that the ammonia gas concentration in the farm is effectively monitored in real time, the ammonia gas or excrement is conveniently and timely treated, the monitoring reliability is guaranteed, and the influence of the ammonia gas on the growth of livestock is reduced.
Description
Technical Field
The invention relates to the field of monitoring of breeding environments, in particular to an intelligent comprehensive monitoring system and method for an electrified livestock farm.
Background
With the development of population and the demand for food quality, poultry and livestock are used as an important part of food, and now there is a great demand for large-scale cultivation and certain requirements for cultivation quality. The excrement of livestock is accumulated and ammonia gas is generated, and the ammonia gas is important gas for gas pollution of the livestock farm and has certain influence on the health of the livestock and farmers. And the accumulation of ammonia in the closed space has certain danger of explosion.
Although present plant gradually adds electrical equipment, carries out the electric cultivation, the raiser can't effectively monitor ammonia nitrogen gas, and ammonia nitrogen gas's monitoring is often accomplished through manual, and inefficiency just has the potential safety hazard.
For example, a "plant is with diversified environmental detection equipment of real-time supervision" who discloses on chinese patent literature, its publication No. CN209214664U, including guide rail, temperature and humidity sensor, ammonia sensor, hydrogen sulfide sensor, carbon dioxide sensor and light intensity sensor, the positive both sides of guide rail are provided with the sliding block, and the upper end of sliding block settles and have the telescopic link, for the welding between telescopic link and the sliding block, the inboard middle part of telescopic link is inlayed and is had positioning bolt, and the upper end of telescopic link is connected with the mount, the bearing is installed to the both sides of mount, and the one side that the mount central line was kept away from to the bearing is fixed with the connecting rod. Although can utilize a detection device to carry out comprehensive detection to the growing environment of plant, but be not suitable for large-scale plant, and can't carry out real-time supervision, the reliability is poor to each region of plant.
Disclosure of Invention
The invention mainly solves the problem that the ammonia gas produced by cultivation can not be effectively monitored in real time in the prior art; the intelligent integrated monitoring system and method for the electrified livestock farm can comprehensively monitor the ammonia concentration of the farm in real time, ensure the reliability of monitoring and reduce the influence of ammonia on the growth of livestock.
The technical problem of the invention is mainly solved by the following technical scheme:
an intelligent integrated monitoring system for an electrified livestock farm is applied to a farm provided with a slotted floor, the slotted floor divides the space of the farm into an upper breeding space and a lower excrement space, and the detection system comprises an ammonia gas monitoring module and a central monitoring module which are in communication connection; the ammonia gas monitoring module is arranged below the leaky floor; the ammonia gas monitoring module comprises a gas collecting hood and a plurality of ammonia gas sensors; the gas-collecting hood is in a round table shape, one side with smaller radius of the gas-collecting hood is connected with the slotted floor, and the side with smaller radius of the gas-collecting hood is provided with an exhaust passage which passes through the slotted floor and is communicated with the culture space and the excrement space; an electromagnetic valve connected with the central monitoring module is arranged in the exhaust passage; the ammonia sensors are longitudinally arranged on the inner wall of the gas collecting hood, and the distance between every two adjacent ammonia sensors is reduced from top to bottom in sequence.
Since the density of ammonia gas is less than that of air, ammonia gas is transferred upward. This scheme livestock breeding is in the breed space, and the excrement of livestock falls into the excrement space through the leak in the leak floor, piles up the production ammonia when the excrement, and the ammonia upwards wafts, collects the ammonia that wafts through the gas collecting channel, and the solenoid valve is closed this moment, and the ammonia begins the accumulation from the top of gas collecting channel. Along with the accumulation of ammonia in the gas collecting channel, the ammonia sensors which are longitudinally arranged sequentially monitor the ammonia concentration from top to bottom, and the accumulation amount of ammonia in the gas collecting channel can be determined according to the lowest ammonia sensor which can stably detect ammonia. The concentration of ammonia and the rate of change of ammonia concentration can real-time supervision, and the control is more accurate. Because the gas collecting channel is in the shape of a circular truncated cone, and the radius below the gas collecting channel is larger than that above the gas collecting channel, the distances among the ammonia sensors which are longitudinally distributed are sequentially reduced, so that after the same amount of ammonia is accumulated, the ammonia sensors below can detect the ammonia, and the calculation is convenient. When the cumulant of the gas-collecting hood is determined to be larger than the preset cumulant threshold value, the central monitoring module controls the corresponding electrified equipment in the farm to carry out the treatment of excrement cleaning or ammonia gas removal, the production environment of the farm is kept, and the livestock can grow healthily.
Preferably, a dome bulge with a hollow inner part is arranged above the exhaust channel, and the dome bulge is arranged above the leaking floor. Set up the dome arch, prevent that the excrement from polluting ammonia monitoring module, prevent that the excrement from blockking up exhaust passage for the unable discharge of ammonia in the gas collecting channel influences ammonia monitoring effect.
Preferably, an air outlet pipe is arranged below the round top bulge and comprises an air guide part and an air transmission part, the air guide part penetrates through the leaky floor, one end of the air guide part is arranged in the hollow round top bulge, the other end of the air guide part is connected with one end of the air transmission part, and the other end of the air transmission part is arranged outside the farm; the gas transmission part is sequentially provided with a filter screen and a gas pump along the gas transmission direction. After manure cleaning treatment or ammonia gas removal treatment is carried out on the farm for one time, ammonia gas collected in the gas collecting hood needs to be removed, and the influence on next monitoring is avoided. Open the solenoid valve, the ammonia enters into the protruding inside of calotte through exhaust passage, extracts air through the air pump, takes out the protruding inside ammonia of calotte outside leaving the plant, prevents that the ammonia from influencing the healthy growth of livestock. Be provided with the filter screen in gas transmission portion, carry out preliminary filtration to the ammonia, discharge the ammonia and handle the back and discharge outside the plant, avoid the polluted environment.
Preferably, the inner wall of the dome bulge is coated with a layer of activated carbon; and an ammonia gas sensor connected with the central monitoring module is arranged on the inner wall of the dome protrusion. The active carbon can adsorb the ammonia, and the ammonia sensor in the dome arch can monitor the ammonia concentration in the dome arch, guarantees to get rid of the ammonia in the gas collecting channel totally when getting rid of the ammonia, avoids influencing the ammonia monitoring next time.
Preferably, the ammonia gas monitoring module further comprises a plurality of auxiliary gas collecting devices, and each auxiliary gas collecting device comprises a gas collecting pipe, a fixing frame and an auxiliary cover; the auxiliary hood is in a circular truncated cone shape, one end of the gas collecting pipe is connected with one side with smaller radius of the auxiliary hood, the other end of the gas collecting pipe is connected with the side surface of the gas collecting hood, and the gas collecting pipe is communicated with the inside of the gas collecting hood and the inside of the auxiliary hood; the auxiliary cover is fixedly connected with the leaking floor through a fixing frame. The auxiliary gas collecting device can enlarge the range of gas collection, so that the ammonia gas monitoring range is enlarged, and the detection is more comprehensive.
Preferably, the radius of one end of the gas collecting pipe connected with the gas collecting hood is smaller than that of one end of the gas collecting pipe connected with the auxiliary hood, and the position of one end of the gas collecting pipe connected with the gas collecting hood is higher than that of one end of the gas collecting pipe connected with the auxiliary hood; and ammonia sensors are arranged in the gas collecting pipes. This scheme of use prevents that the ammonia refluence in the gas collecting channel from flowing out from supplementary gas collecting device, guarantees the accuracy of ammonia monitoring. The ammonia gas sensor is arranged in the gas collecting pipe, so that the concentration of ammonia gas concentrated from different auxiliary gas collecting devices can be obtained, and the distribution of the concentration of ammonia gas in the horizontal direction can be known relatively, thereby being convenient for pertinently treating excrement or ammonia gas.
Preferably, the ammonia gas sensors are longitudinally arranged on the inner wall of the gas collecting hood to form a plurality of monitoring belts, and the monitoring belts are uniformly arranged on the inner wall of the gas collecting hood along the horizontal direction; an auxiliary gas collecting device is arranged between the adjacent monitoring belts. This scheme of use can make the monitoring to the ammonia more comprehensive, and monitoring range more strengthens.
Preferably, the top of the culture space is provided with a plurality of cameras connected with the central monitoring module, and each camera comprises a high-definition camera and an infrared camera. The running condition in the video streaming monitoring farm is shot through the high-definition camera, whether excrement pollutes the ammonia sensor in a certain area or not can be judged in an auxiliary mode, and the reason of monitoring errors is checked in an auxiliary mode. Through the highest temperature change in the infrared camera monitoring plant, when the rate of temperature rise reached the threshold value of settlement, central monitoring module reported to the police, had the possibility of conflagration breaing out, opened the cooling system in plant, avoided the emergence of conflagration or explosion.
An intelligent comprehensive monitoring method for an electrified livestock farm comprises the following steps:
s1: the gas-collecting hood collects the floating ammonia gas in the gas-collecting hood, and the electromagnetic valve is closed at the moment;
s2: judging ammonia accumulation through ammonia concentration detected by an ammonia sensor in the gas collecting hood, and when the ammonia concentration detected by the ammonia sensor positioned at the lowest part of the gas collecting hood in a certain time exceeds a rated value, performing feces cleaning and ammonia gas removal treatment on an area below the ammonia monitoring module;
s3: and opening the electromagnetic valve to discharge the ammonia gas in the gas collecting hood through the gas outlet pipe.
Through limited experiments and historical ammonia concentration monitoring records, the accumulation of the ammonia concentration in the gas collecting hood can be correspondingly obtained to monitor the accumulation amount of the ammonia in the gas collecting hood, particularly the ammonia concentration in an excrement space, so that the monitoring cost is reduced, and the ammonia concentration in the farm is effectively monitored in real time.
Preferably, the central monitoring module integrates the ammonia gas concentration monitored by the ammonia gas sensors at the same height position in the gas collecting hood, and fits the accumulation amount of the ammonia gas in the gas collecting hood; when the accumulation amount of the ammonia gas exceeds a certain accumulation threshold value, carrying out manure cleaning or ammonia gas removal treatment on the area below the ammonia gas monitoring module; when the rate of ammonia gas accumulation exceeds a certain rate threshold value, the area below the ammonia gas monitoring module is subjected to manure cleaning or ammonia gas removal treatment.
The accumulation threshold and the speed threshold are obtained through limited experiments and serve as thresholds for treating the growth environment of the livestock farm, and the influences on the healthy growth of livestock caused by overhigh ammonia concentration and even accidents such as explosion or fire are avoided.
Preferably, the step S3 includes the following steps:
s31: opening the electromagnetic valve, and allowing ammonia gas in the gas-collecting hood to enter the inner part of the dome bulge through the exhaust channel;
s32: and opening the air pump to pump air, and closing the electromagnetic valve and the air pump when the ammonia gas sensor in the dome bulge cannot monitor the ammonia gas or the monitored ammonia gas concentration is less than a rated concentration threshold value.
The ammonia gas in the gas collecting channel is discharged after the treatment of the growth environment of the farm is completed, the next real-time monitoring of the growth environment of the farm is carried out, and the influence on the next monitoring is avoided.
The invention has the beneficial effects that:
the ammonia concentration in the livestock farm, especially in the excrement space, is correspondingly estimated through the accumulation of the ammonia in the gas collecting hood, the accumulation amount and the accumulation rate of the ammonia in the gas collecting hood are monitored in real time, the ammonia concentration in the livestock farm can be effectively monitored in real time, the excrement and the ammonia are conveniently and timely treated, and the influence on the growth of livestock and even the explosion or fire hazard caused by overhigh ammonia concentration are avoided.
Drawings
FIG. 1 is a schematic view of a farm structure according to the present invention.
FIG. 2 is a schematic structural diagram of an ammonia gas monitoring module according to the present invention.
FIG. 3 is a top view of an ammonia gas monitoring module of the present invention.
FIG. 4 is a schematic structural diagram of an immersion ammonia gas content detector according to the present invention.
Fig. 5 is a flow chart of a monitoring method of the present invention.
In the figure, 1, a gas collecting hood, 11, an exhaust channel, 12, an electromagnetic valve, 2, an ammonia gas sensor, 3, an auxiliary gas collecting device, 31, a gas collecting pipe, 32, an auxiliary hood, 33, a fixing frame, 4, an air outlet pipe, 41, an air guide part, 42, an air conveying part, 5, a dome bulge, 6, a perforated floor, 7, an air pump and 8, a filter screen are arranged.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example (b):
an intelligent integrated monitoring system for an electrified livestock farm is applied to a farm provided with a slotted floor 6, as shown in figure 1, wherein the slotted floor 6 divides the space of the farm into an upper breeding space and a lower excrement space. Livestock breeding is in the breed space, and the excrement of livestock falls into the excrement space through the crack in the crack floor, and the excrement is piled up and can be produced the ammonia, because the density of ammonia is less than the density of air, so the ammonia can be upwards shifted.
The detection system comprises an ammonia gas monitoring module and a central monitoring module which are in communication connection. The ammonia gas monitoring module is arranged below the leaky floor 6. The central monitoring module receives the ammonia concentration fed back by the ammonia monitoring module, and controls other conventional electrified equipment in the farm to work or cool the farm, such as a dung cleaning module or a fan, so as to treat excrement and remove ammonia gas or cool the farm.
The top of the culture space is provided with a plurality of cameras connected with the central monitoring module. The camera comprises a high-definition camera and an infrared camera.
The running condition in the video streaming monitoring farm is shot through the high-definition camera, whether excrement pollutes the ammonia sensor in a certain area or not can be judged in an auxiliary mode, and the reason of monitoring errors is checked in an auxiliary mode.
Through the highest temperature change in infrared camera monitoring plant, when the rate that the temperature rises reached the threshold value of settlement, the threshold value obtained through the experiment of limited number, central monitoring module reports to the police, has the possibility of taking place the conflagration, opens the cooling system of plant, avoids the emergence of conflagration or explosion.
As shown in fig. 2, the ammonia gas monitoring module includes a gas collecting hood 1 and several ammonia gas sensors 2. The gas-collecting hood 1 is in a round table shape, and one side of the gas-collecting hood 1 with smaller radius, namely the upper side of the gas-collecting hood in the figure, is connected with the leaky floor 6. The ammonia gas sensors 2 are arranged on the inner wall of the gas collecting hood 1 along the longitudinal direction, and the distance between every two adjacent ammonia gas sensors 2 is reduced from top to bottom in sequence.
Along with the accumulation of ammonia in the gas collecting channel 1, the ammonia sensors 2 which are longitudinally arranged monitor the ammonia concentration from top to bottom in sequence, and the accumulation amount of ammonia in the gas collecting channel 1 can be determined according to the lowest ammonia sensor 2 which can stably detect ammonia. The concentration of ammonia and the rate of change of ammonia concentration can real-time supervision, and the control is more accurate.
Because the gas collecting channel 1 is in the shape of a circular truncated cone, and the radius below the gas collecting channel 1 is larger than the radius above the gas collecting channel, the distances among the ammonia gas sensors 2 which are longitudinally distributed are sequentially reduced, so that after the same amount of ammonia gas is accumulated in the gas collecting channel 1, a group of ammonia gas sensors 2 at the lower height can stably detect the ammonia gas, and the ammonia gas accumulation amount can be conveniently calculated. I.e., the amount of ammonia gas accumulated collected between the ammonia gas sensors 2 at two adjacent levels in the gas collecting casing 1 is the same.
An exhaust passage 11 which passes through the slotted floor 6 and is communicated with the culture space and the excrement space is arranged at one side of the gas-collecting hood 1 with smaller radius. An electromagnetic valve 12 connected with the central monitoring module is arranged in the exhaust passage 11.
A dome protrusion 5 with a hollow inside is provided above the exhaust passage 11. The dome-shaped protrusion 5 is arranged above the slatted floor 6. Set up the arch of dome 5, prevent that the excrement from polluting ammonia monitoring module, prevent that the excrement from blockking up exhaust passage 11 for the unable discharge of ammonia in the gas collecting channel 1 influences ammonia monitoring effect.
The inner wall of the dome protrusion 5 is coated with a layer of activated carbon, which can adsorb ammonia gas. An ammonia gas sensor connected with the central monitoring module is arranged on the inner wall of the dome bulge 5. The ammonia gas sensor in the dome protrusion 5 can monitor the ammonia gas concentration in the dome protrusion, so that the ammonia gas in the gas collecting hood can be completely removed when the ammonia gas is removed, and the influence on the next ammonia gas monitoring is avoided.
An air outlet pipe 4 is arranged below the round top bulge 5. The outlet duct 4 includes an air guide portion 41 and an air delivery portion 42. The air guide part 41 penetrates through the leaky floor 6, one end of the air guide part 41 is arranged in the hollow dome bulge 5, the other end of the air guide part 41 is connected with one end of the air transmission part 42, and the other end of the air transmission part 42 is arranged outside the farm; the gas delivery portion 42 is provided with a filter 8 and a gas pump 7 in this order in the gas delivery direction.
After manure cleaning treatment or ammonia gas removal treatment is carried out on the farm for one time, ammonia gas collected in the gas collecting hood 4 needs to be removed, and the influence on the next monitoring is avoided. Open solenoid valve 12, the ammonia enters into the inside of dome arch 5 through exhaust passage 11, draws air through air pump 7, takes out the inside ammonia of dome arch 5 outside leaving the plant, prevents that the ammonia from influencing the healthy growth of livestock. Be provided with filter screen 8 in gas transmission portion 42, carry out preliminary filtration to the ammonia, discharge the ammonia and handle the back and discharge outside the plant, avoid the polluted environment.
The ammonia gas monitoring module also comprises a plurality of auxiliary gas collecting devices 3.
The auxiliary gas collecting device 3 comprises a gas collecting pipe 31, a fixing frame 33 and an auxiliary hood 32. The auxiliary hood 32 is in a circular truncated cone shape, one end of the gas collecting pipe 31 is connected with one side of the auxiliary hood 32 with smaller radius, the other end of the gas collecting pipe 31 is connected with the side surface of the gas collecting hood 1, and the gas collecting pipe 31 is communicated with the inside of the gas collecting hood 1 and the inside of the auxiliary hood 32; the auxiliary cover 32 is fixedly connected with the slotted floor 6 through a fixing frame 33. The auxiliary gas collecting device 3 can enlarge the gas collecting range, so that the ammonia gas monitoring range is enlarged, and the detection is more comprehensive.
The radius of one end of the gas collecting pipe 31 connected with the gas collecting hood 1 is smaller than that of one end of the gas collecting pipe 31 connected with the auxiliary hood 32, and the position of one end of the gas collecting pipe 31 connected with the gas collecting hood 1 is higher than that of one end of the gas collecting pipe 31 connected with the auxiliary hood 32; the gas collecting pipes 31 are all provided with ammonia sensors 2. The device can prevent the ammonia gas in the gas collecting hood 1 from flowing back and flowing out of the auxiliary gas collecting device 3, and the accuracy of ammonia gas monitoring is ensured.
The ammonia gas sensor 2 is arranged in the gas collecting pipe 31, so that the concentration of ammonia gas concentrated from different auxiliary gas collecting devices 3 can be obtained, and the distribution of the concentration of ammonia gas in the horizontal direction can be known relatively, thereby being convenient for pertinently treating excrement or ammonia gas.
The ammonia gas sensors 2 are longitudinally arranged on the inner wall of the gas collecting hood 1 to form a plurality of monitoring belts, and the monitoring belts are uniformly arranged on the inner wall of the gas collecting hood 1 along the horizontal direction; an auxiliary gas collecting device 3 is arranged between the adjacent monitoring zones. This arrange to set up can make the monitoring to the ammonia more comprehensive, and monitoring range more strengthens.
As shown in fig. 4, the monitoring system further includes an input ammonia gas content detector, the input ammonia gas content detector includes a metal shell 1111, a back plate 1101, a metal rod 1104, a transparent plate 1110, a photoresistor, a sampling cylinder 1108, a plug 1102, an ammonia gas content sensor 1103, a communication module, a magnet 1106, an electromagnet 1105, a controller and a battery, the metal shell 1111 is a cylindrical or conical shell with two open ends, the back plate 1101 is installed at the back end of the metal shell 1111, the transparent plate 1110 is installed at the front end of the metal shell 1111, the metal rod 1104 is fixedly connected with the metal shell 1111, a hole for embedding the front end of the metal rod 1104 is processed in the middle of the transparent plate 1110, the front end of the metal rod 1104 is flush with the transparent plate 1110, the metal rod 1104 is hollow, a plurality of small holes are processed at the front end of the metal rod 1104 and are connected to the hollow of the metal rod 1104 through cotton threads 1109, the hollow of the, The backboard 1101, the metal rod 1104 and the transparent plate 1110 are all filled with sealant to form sealing, the photoresistor, the sampling cylinder 1108, the plug 1102, the ammonia content sensor 1103, the communication module, the magnet 1106 and the electromagnet 1105 are all installed in the metal shell 1111, the photoresistor detects the light intensity in the metal shell 1111, the transparent plate 1110 is also provided with a sampling hole, the front end of the sampling cylinder 1108 is closed and is abutted against the inner wall of the sampling hole, the rear end of the sampling cylinder 1108 is provided with a blind hole and is sleeved on the plug 1102, the plug 1102 is fixedly connected with the metal shell 1111, the ammonia content sensor 1103 is embedded in the front end of the plug 1102 and is positioned in the sampling cylinder 1108, the air hole 1107 is arranged at the abutting part of the front end of the sampling cylinder 1108 and the sampling hole, the air hole 1107 is communicated with the rear end of the sampling cylinder 1108, the magnet 1106 and the electromagnet 1105 are respectively embedded in the sampling cylinder 1108 and the plug 1102, the positions of the magnet 1106 and the electromagnet 1105 correspond, the photore, the battery supplies power to other components.
Livestock of plant can be attracted by salt solution and lick metal bar 1104 front end, simultaneously also lick the filth that covers on the transparent plate 1110 in the same time, like excrement and urine or unrestrained fodder etc., photo resistance can detect stronger light this moment, then controller control electro-magnet 1105 produces the magnetic field that repels with magnet 1106, it stretches out forward to promote sampling cylinder 1108, the appearance chamber grow between sampling cylinder 1108 and the cock 1102, form the negative pressure, along with stretching out of sampling cylinder 1108, gas pocket 1107 exposes transparent plate 1110, the air flows in sampling cylinder 1108, detect ammonia content wherein by ammonia content sensor 1103, and store from the memory space of taking in by the controller, then send by communication module. Then the controller control electro-magnet 1105 produces the magnetic field that attracts mutually with magnet 1106, and sampling cylinder 1108 withdraws backward, and the gas in sampling cylinder 1108 can be squeezed out gas pocket 1107, forms the air current, and the help is near clean sampling hole, and final sampling cylinder 1108 and transparent plate 1110 form sealedly basically, avoid the quick pollution of filth. The throw-in ammonia gas content detector is recommended to be fixed on the lower part of a wall or on the ground, and has a good working state under the condition of less liquid dirt, so that the throw-in ammonia gas content detector can be used for detecting the ammonia gas content in the environment where the livestock are located. Although the drop-in ammonia gas content detector can resist contamination to a certain extent, it is not excluded that in some severe cases, especially liquid contamination, may cause the device to need cleaning. However, this does not affect the ability of the drop-in ammonia content detector to function as intended.
The monitoring system of this embodiment collects the ammonia gas that has drifted up through the gas skirt 1, and at this time the electromagnetic valve 12 is closed, and the ammonia gas starts to accumulate from above inside the gas skirt 1. The ammonia concentration in the farm, particularly in an excrement space, is correspondingly estimated through the accumulation of the ammonia in the gas collecting hood 1, the accumulation amount and the accumulation rate of the ammonia in the gas collecting hood are monitored in real time, and the ammonia concentration in the farm can be effectively monitored in real time. When the cumulant of the gas-collecting hood 1 is determined to be larger than the preset cumulant threshold value, the central monitoring module controls the corresponding electrified equipment in the farm to carry out the treatment of cleaning manure or removing ammonia gas, the production environment of the farm is kept, the livestock can grow healthily, and the influence on the growth of the livestock caused by the overhigh ammonia gas concentration and even the explosion or fire hazard are avoided.
An intelligent integrated monitoring method for an electrified livestock farm, as shown in fig. 4, comprises the following steps:
s1: the gas-collecting hood collects the floating ammonia gas in the gas-collecting hood, and the electromagnetic valve is closed at the moment.
S2: and ammonia accumulation is judged according to the ammonia concentration detected by an ammonia sensor in the gas collecting hood, and feces cleaning and ammonia gas removal treatment are carried out on the area below the ammonia monitoring module.
And the central monitoring module integrates the ammonia concentration monitored by the ammonia sensors at the same height position in the gas collecting hood and fits the accumulation amount of the ammonia in the gas collecting hood.
Through limited experiments and historical ammonia concentration monitoring records, the accumulation of the ammonia concentration in the gas collecting hood can be correspondingly obtained to monitor the accumulation amount of the ammonia in the gas collecting hood, particularly the ammonia concentration in an excrement space, so that the monitoring cost is reduced, and the ammonia concentration in the farm is effectively monitored in real time.
Judging whether the accumulation amount of the ammonia gas exceeds a certain accumulation threshold value, if so, performing manure cleaning or ammonia gas removal treatment on an area below the ammonia gas monitoring module; if not, judging the rate of ammonia accumulation.
Judging whether the rate of ammonia accumulation exceeds a certain rate threshold value, if so, performing manure cleaning or ammonia gas removal treatment on an area below the ammonia gas monitoring module; if not, the gas-collecting hood continues to collect ammonia gas.
The accumulation threshold and the speed threshold are obtained through limited experiments and serve as thresholds for treating the growth environment of the livestock farm, and the influences on the healthy growth of livestock caused by overhigh ammonia concentration and even accidents such as explosion or fire are avoided.
S3: and after the treatment step is finished, opening the electromagnetic valve, and discharging the ammonia gas in the gas collecting hood through the gas outlet pipe.
S31: and opening the electromagnetic valve, and allowing ammonia gas in the gas collecting hood to enter the inner part of the dome bulge through the exhaust channel.
S32: and opening the air pump to pump air, and closing the electromagnetic valve and the air pump when the ammonia gas sensor in the dome bulge cannot monitor the ammonia gas or the monitored ammonia gas concentration is less than a rated concentration threshold value.
The concentration threshold is obtained by limited experiments, and the ammonia gas concentration lower than the concentration threshold represents that the ammonia gas is completely removed. The ammonia gas in the gas collecting channel is discharged after the treatment of the growth environment of the farm is completed, the next real-time monitoring of the growth environment of the farm is carried out, and the influence on the next monitoring is avoided.
In the embodiment, the ammonia concentration in the livestock farm, especially in the excrement space, is correspondingly estimated through the accumulation of the ammonia in the gas collecting hood, the accumulation amount and the accumulation rate of the ammonia in the gas collecting hood are monitored in real time, the ammonia concentration in the livestock farm can be effectively monitored in real time, the excrement and the ammonia can be conveniently and timely treated, and the influence on the growth of livestock and even the explosion or fire hazard caused by overhigh ammonia concentration are avoided.
Claims (10)
1. An intelligent integrated monitoring system for an electrified livestock farm is applied to a farm provided with a slotted floor (6), wherein the slotted floor (6) divides the space of the farm into an upper breeding space and a lower excrement space, and is characterized in that the detection system comprises an ammonia gas monitoring module and a central monitoring module which are in communication connection; the ammonia gas monitoring module is arranged below the leaky floor (6); the ammonia gas monitoring module comprises a gas collecting hood (1) and a plurality of ammonia gas sensors (2); the gas-collecting hood (1) is in a round table shape, one side with smaller radius of the gas-collecting hood (1) is connected with the slotted floor (6), and the side with smaller radius of the gas-collecting hood (1) is provided with an exhaust passage (11) which penetrates through the slotted floor (6) and is communicated with the culture space and the excrement space; an electromagnetic valve (12) connected with the central monitoring module is arranged in the exhaust passage (11); the ammonia sensors (2) are longitudinally arranged on the inner wall of the gas collecting hood (1), and the distance between every two adjacent ammonia sensors (2) is reduced from top to bottom in sequence.
2. An intelligent integrated monitoring system for electrified livestock farms according to claim 1, characterized in that a hollow dome (5) is provided above said exhaust channel (11), the dome (5) being provided above the slatted floor (6).
3. The intelligent integrated monitoring system for the electrified livestock farm according to claim 2, characterized in that an air outlet pipe (4) is arranged below the dome-shaped protrusion (5), the air outlet pipe (4) comprises an air guide part (41) and an air transmission part (42), the air guide part (41) penetrates through the leaky floor (6), one end of the air guide part (41) is arranged in the hollow dome-shaped protrusion (5), the other end of the air guide part (41) is connected with one end of the air transmission part (42), and the other end of the air transmission part (42) is arranged outside the farm; the air delivery part (42) is sequentially provided with a filter screen (8) and an air pump (7) along the air delivery direction.
4. The intelligent integrated monitoring system for the electrified livestock farm according to claim 2, characterized in that the inner wall of the dome-shaped bulge (5) is coated with a layer of activated carbon; an ammonia gas sensor (2) connected with the central monitoring module is arranged on the inner wall of the dome bulge (5).
5. The intelligent integrated monitoring system for the electrified livestock farm according to claim 1, characterized in that the ammonia gas monitoring module further comprises a plurality of auxiliary gas collecting devices (3), wherein the auxiliary gas collecting devices (3) comprise gas collecting pipes (31), fixing frames (33) and auxiliary hoods (32); the auxiliary hood (32) is in a circular truncated cone shape, one end of the gas collecting pipe (31) is connected with one side of the auxiliary hood (32) with smaller radius, the other end of the gas collecting pipe (31) is connected with the side face of the gas collecting hood (1), and the gas collecting pipe (31) is communicated with the inside of the gas collecting hood (1) and the inside of the auxiliary hood (32); the auxiliary cover (32) is fixedly connected with the leaking floor (6) through a fixing frame (33).
6. The intelligent integrated monitoring system for the electrified livestock farm according to claim 5, characterized in that the radius of the end of the gas collecting pipe (31) connected with the gas collecting hood (1) is smaller than the radius of the end of the gas collecting pipe (31) connected with the auxiliary hood (32), and the position of the end of the gas collecting pipe (31) connected with the gas collecting hood (1) is higher than the position of the end of the gas collecting pipe (31) connected with the auxiliary hood (32); the gas collecting pipes (31) are all provided with ammonia sensors (2).
7. The intelligent integrated monitoring system for the electrified livestock farm according to claim 5 or 6, characterized in that the ammonia gas sensors (2) are longitudinally arranged on the inner wall of the gas hood (1) to form a plurality of monitoring bands, and the monitoring bands are uniformly arranged on the inner wall of the gas hood (1) along the horizontal direction; an auxiliary gas collecting device (3) is arranged between the adjacent monitoring bands.
8. An intelligent integrated monitoring method for an electrified livestock farm, which adopts the intelligent integrated monitoring system for the electrified livestock farm of any one of claims 1 to 7, and comprises the following steps:
s1: the gas-collecting hood collects the floating ammonia gas in the gas-collecting hood, and the electromagnetic valve is closed at the moment;
s2: judging ammonia accumulation through ammonia concentration detected by an ammonia sensor in the gas collecting hood, and when the ammonia concentration detected by the ammonia sensor positioned at the lowest part of the gas collecting hood in a certain time exceeds a rated value, performing feces cleaning and ammonia gas removal treatment on an area below the ammonia monitoring module;
s3: and opening the electromagnetic valve to discharge the ammonia gas in the gas collecting hood through the gas outlet pipe.
9. The intelligent integrated monitoring method for the electrified livestock farm according to claim 8, characterized in that the central monitoring module integrates the ammonia gas concentration monitored by the ammonia gas sensors at the same height position in the gas collecting hood and fits the accumulation amount of ammonia gas in the gas collecting hood; when the accumulation amount of the ammonia gas exceeds a certain accumulation threshold value, carrying out manure cleaning or ammonia gas removal treatment on the area below the ammonia gas monitoring module; when the rate of ammonia gas accumulation exceeds a certain rate threshold value, the area below the ammonia gas monitoring module is subjected to manure cleaning or ammonia gas removal treatment.
10. The intelligent integrated monitoring method for the electrified livestock farm according to claim 8, wherein the step S3 comprises the following steps:
s31: opening the electromagnetic valve, and allowing ammonia gas in the gas-collecting hood to enter the inner part of the dome bulge through the exhaust channel;
s32: and opening the air pump to pump air, and closing the electromagnetic valve and the air pump when the ammonia gas sensor in the dome bulge cannot monitor the ammonia gas or the monitored ammonia gas concentration is less than a rated concentration threshold value.
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