CN210112615U - Poultry heat dissipation experiment cabin - Google Patents
Poultry heat dissipation experiment cabin Download PDFInfo
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- CN210112615U CN210112615U CN201920630631.XU CN201920630631U CN210112615U CN 210112615 U CN210112615 U CN 210112615U CN 201920630631 U CN201920630631 U CN 201920630631U CN 210112615 U CN210112615 U CN 210112615U
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Abstract
The utility model provides a poultry heat dissipation experiment chamber, which comprises a chamber body (1) and a chamber door (2), wherein the chamber door is arranged on the upper end surface of the chamber body, the experiment chamber is arranged in a sealing way, and the chamber body and the chamber door are made of moisture-preserving and heat-insulating materials; the cabin body is provided with an air inlet (4) and an air outlet (5) which have the same aperture, and the air inlet and the air outlet are both provided with switches; two side surfaces of the cabin body are respectively provided with a variable frequency turbulent fan (7), the variable frequency turbulent fan (7) comprises a motor (8), a motor shaft (9), and fan blades (10) and a frequency converter (11) which are connected on the motor shaft, the motor and the frequency converter are positioned outside the cabin wall, the fan blades are positioned in the cabin wall, and the motor shaft penetrates through the cabin wall and is lubricated and sealed by a sealing element at the connection part of the motor shaft and the cabin wall; a plurality of sensor access ports (6) capable of being sealed are reserved in the cabin body, and temperature sensors are arranged in the sensor access ports. The utility model discloses measurement poultry heat dissipation capacity that can be more accurate.
Description
Technical Field
The utility model relates to a poultry experiment cabin, in particular to can accurate measurement poultry heat dissipation capacity's experiment cabin.
Background
Poultry can produce the heat in process of production, and the heat dissipation capacity of measuring the poultry has important meaning to the production research of poultry, and the accurate heat dissipation capacity of measuring just can really solve the aeration cooling problem in the pouity dwelling place, for the poultry provides comfortable breed environment, practices thrift manufacturing cost, improves production efficiency. The prior art does not have a test system capable of accurately measuring the heat dissipating capacity of poultry.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an experiment cabin capable of accurately measuring the heat dissipation capacity of poultry is provided.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a poultry heat dissipation experiment cabin, including the cabin body, hatch door, the hatch door sets up the up end in the cabin body, its characterized in that: the experimental cabin is arranged in a sealing manner, and the cabin body and the cabin door are made of moisture-preserving and heat-insulating materials; the cabin body is provided with an air inlet and an air outlet with consistent apertures, and the air inlet and the air outlet are both provided with switches; two side surfaces of the cabin body are respectively provided with a variable frequency turbulent fan, the variable frequency turbulent fans comprise a motor, a motor shaft, and fan blades and a frequency converter which are connected to the motor shaft, the motor and the frequency converter are positioned outside the cabin wall, the fan blades are positioned in the cabin wall, and the motor shaft penetrates through the cabin wall and is lubricated and sealed by a sealing element at the connection part of the motor shaft and the cabin wall; a plurality of sensor access ports capable of being sealed are reserved in the cabin body, and temperature sensors are arranged in the sensor access ports.
In order to make the measurement directly perceived, the cabin body openly is provided with the observation window, the observation window comprises multilayer cavity toughened glass.
Preferably, the cabin body is square or cuboid, and in order to more fully mix the air in the cabin body, the speed of regulating and controlling the gas environment in the cabin body is accelerated, the regulating and controlling effect is improved, and the air inlet and the air outlet are arranged diagonally.
For long-time experiments, an oxygen generating device and a carbon dioxide collecting device are arranged in the cabin.
In order to protect the sensor and improve the measurement precision, a sensor protection cover is arranged on the part in the sensor access cabin.
In order to protect the fan and prevent poultry from being damaged, the inner end of the cabin of the variable-frequency turbulent fan is provided with a ventilation protective cover.
In order to facilitate the movement of the experiment chamber, the bottom of the chamber body is provided with a universal pulley with a lock.
Preferably, the sensor protection cover is made of a stainless steel hard net or a PVC porous pipe material with the thickness of 304 or more.
Preferably, the moisture-preserving and heat-insulating material is made of materials with low heat conductivity coefficient, such as polystyrene foam plastics with the thickness of 10 cm or XPS extruded sheets.
Preferably, the toughened glass and the cabin body are jointed at the edge, sealed and insulated by sealant, and the inner wall of the cabin body is subjected to cabin wall heat reflection treatment by using anti-heat aluminum foils except for the observation window.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses the experiment cabin adopts the thermal insulation material of moisturizing, installs the true production environment of frequency conversion vortex fan simulation on the cabin body, only arranges the flabellum in the under-deck furthest simultaneously and gets rid of the radiating interference of motor for it is more accurate to measure the poultry heat dissipation capacity. The observation window is arranged on the front side of the cabin body, so that the whole test becomes visual. The air inlet and the air outlet are arranged diagonally, so that the air entering from the outside can be more fully and uniformly mixed in the cabin body, the regulation and control speed of the gas environment in the cabin body is increased, and the regulation and control effect is improved. Long-time tests can be carried out by arranging the oxygen generating device and the carbon dioxide absorbing device in the cabin.
Drawings
FIG. 1 is a schematic view of a poultry heat dissipation experiment chamber;
FIG. 2 is a schematic view of a sensor access port location.
Description of reference numerals: 1-cabin body, 2-cabin door, 3-observation window, 4-air inlet, 5-air outlet, 6-sensor inlet, 7-variable frequency turbulent fan, 8-motor, 9-motor shaft, 10-fan blade, 11-frequency converter and 12-universal pulley with lock.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the utility model discloses poultry heat dissipation experiment cabin is square or cuboid structure, and the whole experiment cabin body is sealed to be set up, and the experiment cabin includes the cabin body 1, and 1 up end in the cabin body is provided with hatch door 2, and 1 openly is provided with observation window 3 in the cabin body. The whole experimental cabin body 1 and the cabin door 2 are both made of moisture-preserving and heat-insulating materials and used for reducing heat exchange with the outside. The moisture-retaining and heat-insulating material is a material with low heat conductivity and good heat-insulating property, such as polystyrene foam with the thickness of 10 cm or XPS extruded sheet (namely extruded polystyrene foam) and the like. The cabin observation window 3 can be made of multiple layers of hollow toughened glass, the connecting edge of the toughened glass and the cabin 1 can be subjected to edge sealing and heat insulation treatment by using sealant, and the inner wall of the cabin except the observation window is subjected to cabin wall heat reflection treatment by using anti-heat aluminum foils; the heat conductivity coefficient of the whole material of the cabin body is less than 0.04 w/m.k.
The cabin body 1 is provided with an air inlet 4 and an air outlet 5, and the treated experimental gas can be injected into the cabin body 1 to be used for pre-adjusting the environmental parameters in the cabin body and also can be directly used for ventilation and cooling in the cabin body 1. The air inlet 4 and the air outlet 5 are both provided with switches, the air inlet 4 and the air outlet 5 are connected with a ventilation pipe, and the ventilation pipe is made of heat-insulating materials. The air inlet 4 and the air outlet 5 are arranged diagonally, i.e. the air inlet 4 is arranged at the lower corner of one side of the cabin 1, and the air outlet 5 is arranged at the upper corner of the opposite side of the air inlet 4. The air inlet 4 and the air outlet 5 are arranged diagonally, so that the air entering from the outside can be more fully and uniformly mixed in the cabin body 1, the regulation and control speed of the gas environment in the cabin body 1 is increased, and the regulation and control effect is improved. The apertures of the air inlet 4 and the air outlet 5 are consistent, and the air inlet speed is controlled below 3 m/s.
As shown in fig. 2, a plurality of sensor access ports 6 capable of being sealed are reserved at eight corners and six faces of the cabin body 1, and because the heat dissipation speed near the body of an animal is higher and the heat accumulation is more, the arrangement positions of the sensor access ports 6 are determined according to the actual height of the tested poultry and the specific test breeding area in the cabin body 1, so that the sensor access ports are arranged most densely near the main activity area of the poultry and are uniformly distributed in other spatial areas. A temperature sensor is disposed in the sensor inlet 6. The part of 6 under-cabins of every sensor access mouth sets up low heat conductivity, acid and alkali-resistance and the sensor safety cover of external force striking, according to using, the safety cover can select like materials such as the stainless steel hard screen or the porous pipe of PVC above 304. The utility model discloses what measure the heat dissipation capacity and use is temperature sensor, when measuring other parameters, and the sensor can be humidity transducer, pressure sensor, carbon dioxide sensor and ammonia sensor etc. and the measuring accuracy can be changed wantonly according to the test needs.
The electric wire can be accessed into the cabin body according to the experimental requirement and used for supplying power to the equipment in the cabin.
Two side surfaces of the cabin body 1 are respectively provided with a variable frequency turbulent fan 7 which can enable air in the cabin to flow and be uniformly mixed according to a preset flow velocity, the inner end of the cabin of the variable frequency turbulent fan 7 is provided with a ventilation protective cover, the variable frequency fan can enable the wind speed to be freely adjusted from 0 to 2 m/s, and the variable frequency turbulent fan 7 comprises a motor 8, a motor shaft 9, fan blades 10 connected to the motor shaft 9 and a frequency converter 11. The frequency conversion turbulent fan adopts the penetrating installation, and motor 8 and converter 11 are installed in cabin 1 outside, reducible motor 8 heat dissipation capacity to the influence of cabin temperature. The fan blades 10 are located in the cabin wall, the motor shaft 9 penetrates through the cabin wall to be connected with the motor 8 and the fan blades 10, the connection position of the motor shaft 9 and the cabin body 1 is lubricated and sealed by sealing elements such as framework sealing, and the turbulent fan can simulate the somatosensory wind speed of animals in an actual house.
The bottom of the cabin body can be additionally provided with a universal pulley 12 with a lock, so that the movement of the experiment cabin is convenient.
If a long-time breeding test needs to be carried out in the test chamber, the oxygen consumption and the carbon dioxide release amount can be calculated according to the actual number and the respiratory capacity of the chickens, and an oxygen generating device (such as an oxygen tank) and a carbon dioxide collecting device (such as sodium hydroxide, calcium oxide and other adsorbents) are additionally arranged in the chamber.
Cabin body use
1. The cabin air inlet input air temperature is T1,
2. when the temperature in the cabin is stabilized to be T1, the air inlet and the air outlet are closed
3. Waiting for K minutes, and measuring the internal temperature of the cabin at the moment to be T2
4. Determining a change Δ T ═ T2-T1-
5. Cabin volume V1
6. Indoor air mass m ═ V1 × ρ (ρ is air density)
7. Determining the amount of thermal transformation Q1 ═ C m Δ T
Q1 is the self heat dissipation capacity of the cabin (not absolute heat insulation)
Poultry heat dissipation capacity measurement:
1. before the experiment, the cabin door is sealed and closed, the air inlet and the air outlet are opened, air with the starting temperature set for the experiment is injected into the cabin through the air inlet, after the temperature in the cabin body reaches the set temperature, the air inlet and the air outlet are closed at the same time, and the value t1 of the temperature rise in the cabin in the preset test time is calculated;
2. feeding 50-100 chicks of 0-30 days old, 20-50 chicks of 30-70 days old, 10-20 chicks of 70-120 days old and 5-10 chicks of 120-360 days old into the cabin according to the standard of each square meter of cabin body;
3. sealing and closing the cabin door, opening the air inlet and the air outlet, injecting air with a starting temperature determined by a test into the cabin through the air inlet, and closing the air inlet and the air outlet when the temperature in the cabin reaches the determined temperature;
4. calculating the value t2 of the temperature rise in the cabin in the preset test time;
5. calculating the heat dissipating capacity of the poultry according to the data obtained in each step, wherein a reference formula is calculated as follows:
the specific heat capacity C of air is 1.003J/(kg K),
the air mass m of 1 cubic meter is 1.29kg,
therefore, a cubic volume of air Q ═ C × m (t2-t 1).
Considering the volume of the cabin V1, the volume of all the poultry V2 and the real air volume V1-V2
Poultry heat dissipation Q2 ═ C × V × m (t2-t1) in the tank body. Where V is the volume of air in the cabin.
Considering the self heat dissipation Q1 of the cabin, the total heat dissipation of real poultry is Q2+ Q1
The utility model discloses except can being used for measuring the poultry heat dissipation capacity, can also be used for measuring the carbon dioxide volume and other poisonous and harmful gas volume of poultry unit weight heat dissipation capacity of wet volume, breathing, production. The amount of toxic and harmful gases released per unit time is taken as an example below.
Determination of toxic and harmful gas release amount per unit time for poultry
1. Before the experiment, a sensor required for measurement is installed, then the cabin door is sealed and closed, the air inlet and the air outlet are opened, air with the starting temperature set for the experiment is injected into the cabin through the air inlet, after the temperature in the cabin body reaches the set temperature, the air inlet and the air outlet are closed at the same time, and the rising value n1 of the concentration of each poisonous and harmful gas in the cabin in the preset test time is calculated;
2. feeding 50-100 chicks of 0-30 days old, 20-50 chicks of 30-70 days old, 10-20 chicks of 70-120 days old and 5-10 chicks of 120-360 days old into the cabin according to the standard of each square meter of cabin body;
3. sealing and closing the cabin door, opening the air inlet and the air outlet, injecting air with a starting temperature determined by a test into the cabin through the air inlet, and closing the air inlet and the air outlet when the temperature in the cabin reaches the determined temperature;
4. calculating the increase value n2 of the concentration of the poisonous and harmful gas in the cabin in the preset test time;
5. and (4) calculating the toxic and harmful gas release amount P of the poultry according to the data obtained in each step.
Considering the volume of the cabin V1, the volume of all the poultry V2 and the real air volume V1-V2
Reference formula P-V (n2-n1), where V is the cabin volume.
The utility model discloses the experiment cabin adopts the thermal insulation material of moisturizing, installs the true production environment of frequency conversion vortex fan simulation on the cabin body, only arranges the flabellum in the under-deck furthest simultaneously and gets rid of the radiating interference of motor for it is more accurate to measure the poultry heat dissipation capacity. The observation window is arranged on the front side of the cabin body, so that the whole test becomes visual. The air inlet and the air outlet are arranged diagonally, so that the air entering from the outside can be more fully and uniformly mixed in the cabin body, the regulation and control speed of the gas environment in the cabin body is increased, and the regulation and control effect is improved. Long-time tests can be carried out by arranging the oxygen generating device and the carbon dioxide absorbing device in the cabin.
Claims (10)
1. The utility model provides a poultry heat dissipation experiment cabin, includes cabin body (1), hatch door (2) set up the up end in cabin body (1), its characterized in that: the experimental cabin is arranged in a sealed manner, and the cabin body (1) and the cabin door (2) are made of moisture-preserving and heat-insulating materials; an air inlet (4) and an air outlet (5) with the same aperture are arranged on the cabin body (1), and switches are arranged on the air inlet (4) and the air outlet (5); two side surfaces of the cabin body (1) are respectively provided with a variable frequency turbulent fan (7), the variable frequency turbulent fan (7) comprises a motor (8), a motor shaft (9), and a fan blade (10) and a frequency converter (11) which are connected to the motor shaft (9), the motor (8) and the frequency converter (11) are positioned outside the cabin wall, the fan blade (10) is positioned in the cabin wall, and the motor shaft (9) penetrates through the cabin wall and is lubricated and sealed by a sealing element at the connection part of the motor shaft and the cabin wall; a plurality of sensor access ports (6) capable of being sealed are reserved in the cabin body (1), and temperature sensors are arranged in the sensor access ports (6).
2. The poultry heat dissipation experimental chamber of claim 1, wherein: the cabin body (1) is provided with an observation window (3) on the front side, and the observation window (3) is composed of multiple layers of hollow toughened glass.
3. The poultry heat dissipation experimental chamber of claim 2, wherein: the cabin body (1) is in a square or rectangular shape, and the air inlet (4) and the air outlet (5) are arranged diagonally.
4. The poultry heat dissipation experimental chamber of claim 3, wherein: an oxygen generating device and a carbon dioxide collecting device are arranged in the cabin.
5. The poultry heat dissipation experimental chamber of claim 4, wherein: and a sensor protection cover is arranged on the part in the cabin of the sensor access port (6).
6. The poultry heat dissipation experimental chamber of claim 4, wherein: and a ventilation protective cover is arranged at the inner end of the cabin of the variable-frequency turbulent fan (7).
7. The poultry heat dissipation experimental chamber of claim 5 or 6, wherein: the bottom of the cabin body (1) is provided with a universal pulley (12) with a lock.
8. The poultry heat dissipation experimental chamber of claim 5, wherein: the sensor protective cover is made of a stainless steel hard net or a PVC porous pipe material with the thickness of 304 or more.
9. The poultry heat dissipation experimental chamber of claim 7, wherein: the moisture-preserving and heat-insulating material is polystyrene foam plastic or an XPS extruded sheet with the thickness of 10 cm.
10. The poultry heat dissipation experimental chamber of claim 9, wherein: sealing edges and heat insulation of the toughened glass and the cabin body by adopting sealant; except for the observation window, the inner wall of the cabin body is subjected to cabin wall heat reflection treatment by using a heat-reflecting aluminum foil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920630631.XU CN210112615U (en) | 2019-05-05 | 2019-05-05 | Poultry heat dissipation experiment cabin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920630631.XU CN210112615U (en) | 2019-05-05 | 2019-05-05 | Poultry heat dissipation experiment cabin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210112615U true CN210112615U (en) | 2020-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920630631.XU Active CN210112615U (en) | 2019-05-05 | 2019-05-05 | Poultry heat dissipation experiment cabin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210112615U (en) |
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2019
- 2019-05-05 CN CN201920630631.XU patent/CN210112615U/en active Active
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