CN112050281A - Automatic constant temperature infrared catalytic combustion warmer - Google Patents
Automatic constant temperature infrared catalytic combustion warmer Download PDFInfo
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- CN112050281A CN112050281A CN202010911533.0A CN202010911533A CN112050281A CN 112050281 A CN112050281 A CN 112050281A CN 202010911533 A CN202010911533 A CN 202010911533A CN 112050281 A CN112050281 A CN 112050281A
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- 238000007084 catalytic combustion reaction Methods 0.000 title claims abstract description 20
- 239000002775 capsule Substances 0.000 claims description 17
- 239000000523 sample Substances 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 8
- 238000005520 cutting process Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 abstract description 9
- 230000008859 change Effects 0.000 abstract description 7
- 239000007789 gas Substances 0.000 description 16
- 238000002485 combustion reaction Methods 0.000 description 6
- 241000287828 Gallus gallus Species 0.000 description 4
- 235000013330 chicken meat Nutrition 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000002737 fuel gas Substances 0.000 description 3
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 230000036528 appetite Effects 0.000 description 1
- 235000019789 appetite Nutrition 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K31/00—Housing birds
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N1/00—Regulating fuel supply
- F23N1/007—Regulating fuel supply using mechanical means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Environmental Sciences (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Birds (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Zoology (AREA)
- Greenhouses (AREA)
- Temperature-Responsive Valves (AREA)
Abstract
The invention discloses an automatic constant-temperature infrared catalytic combustion warmer, which comprises an air inlet, wherein a gas nozzle is arranged on the air inlet and connected with an air inlet pipe, an air inlet control valve is arranged on the air inlet pipe and comprises a temperature control sensing structure, an adjusting structure and a valve control structure for connecting the temperature control sensing structure and the adjusting structure; the temperature control sensing structure senses the temperature in the cultivation shed, the temperature change is converted into mechanical deformation through liquid in the temperature control sensing structure, then the mechanical deformation is linked with the valve core of the valve control structure, the opening or closing of the valve is further controlled, and the purpose that the temperature of the warmer is automatically adjusted according to the temperature change of the cultivation shed is achieved through controlling the air inflow of the warmer.
Description
Technical Field
The invention relates to the field of cultivation, in particular to an automatic constant-temperature infrared catalytic combustion warmer.
Background
In the cultivation process, in order to provide a comfortable growing environment for animals, a heater is generally adopted to maintain the temperature of a farm so as to facilitate the growth of the animals. For example, raising chickens in a greenhouse generally requires that the temperature in the greenhouse be no less than 18 ℃ and no more than 35 ℃. If the temperature is too high, the chicken does not like to move and is not beneficial to growth, and if the temperature is too low, the chicken likes to be crowded and piled, the appetite is not good, the chicken is easy to make sharp calls and is easy to get ill.
The existing heaters mostly adopt gas type infrared ray heaters, and the temperature of the heaters is regulated in two modes, one mode is manual regulation, and the other mode is regulation by adopting a proportional control valve. The manual adjustment is to manually open the size of the air inlet valve to change the supply of the gas quantity, so that the gas and the air are mixed and combusted, and heat is released, so that the purpose of controlling the temperature is achieved, but the manual adjustment has the problems of inconvenience in adjustment, inaccuracy in temperature adjustment, incapability of automatic adjustment and the like; if a proportional control valve is adopted, the control principle of the proportional control valve is to continuously and proportionally control the flow rate, pressure and direction of inlet air according to an input electric signal, so an electric control element, generally an electromagnet, a torque motor and a direct current servo motor, needs to be arranged on the proportional control valve, and all the components need to be driven by an external power supply. In addition, in order to enable the proportional control valve to control the air inlet size according to the temperature, a corresponding temperature sensor needs to be arranged, the temperature is detected through the temperature sensor, the temperature signal is transmitted to the data processing center, the data processing center receives the temperature signal, the output of the electric control element is controlled according to the preset fixed temperature corresponding to the opening degree of the proportional valve, the opening degree of the proportional valve is further controlled, the air inlet amount is controlled, the whole control process is complex, the temperature is adjusted in the mode, the production cost of the warmer can be greatly increased, and the proportional control valve is not suitable for common farms.
CN204345788U discloses a gas velocity of flow through combustion plate during burning and even infrared catalytic combustion room heater that has catalytic combustion function of flow, including the air inlet that introduces the gas, install the gas nozzle on the air inlet, and the air inlet setting is served at the efflux pipe, the efflux pipe other end stretches into in the cavity of flow distribution plate and casing wall city, be equipped with countless aperture on the flow distribution plate for carry out the homogenization subdivision with the gas that flows from the efflux pipe, the gas after the subdivision gets into in the combustion plate, the combustion plate sets up in the flow distribution plate top, and it has countless combustion apertures to open on the combustion plate, the combustion plate on the spraying have the catalyst. The structure prolongs the service life of the warmer and reduces the consumption of fuel gas, but the structure aims to solve the problems.
Those skilled in the art are therefore working on developing an infrared catalytic combustion warmer that is capable of self-regulating temperature and is inexpensive.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the present invention provides an infrared catalytic combustion warmer with automatic temperature adjustment and low cost.
In order to achieve the aim, the invention provides an automatic constant-temperature infrared catalytic combustion warmer which comprises an air inlet, wherein a gas nozzle is arranged on the air inlet and is connected with an air inlet pipe, and an air inlet control valve is arranged on the air inlet pipe;
the air inlet control valve comprises a temperature control sensing structure, an adjusting structure and a valve control structure for connecting the temperature control sensing structure and the adjusting structure;
the temperature control sensing structure comprises a temperature sensing probe, one end of the temperature sensing probe is connected with a sensing wire, the other end of the sensing wire is provided with a connecting part, the end part of the connecting part is provided with an elastic diaphragm capsule, the elastic diaphragm capsule is provided with a threaded connecting rod, the connecting part is connected with the lower valve seat, and the elastic diaphragm capsule and the threaded connecting rod are both arranged in the lower valve seat;
the temperature sensing probe, the sensing wire, the connecting part and the elastic diaphragm capsule are all hollow, and hollow cavities of the four parts are communicated;
the adjusting structure comprises a rotating rod, a valve core seat is arranged in the lower end of the rotating rod, the upper end of the rotating rod is connected with the rotating disk, and the front end of the rotating rod is clamped in the upper valve seat;
the valve control structure comprises a valve core and a valve core disc;
the upper portion of case is the cutting, and in the card of cutting was located the disk seat, the lower part of case was the internal thread sleeve, and the cover was located threaded connection pole on, the case dish was fixed at the case middle part, and the case dish is located disk seat and lower disk seat cooperation department.
Preferably, the middle part of the valve core is provided with a stop block, and the valve core disc is sleeved outside the internal thread sleeve and is fixed on the internal thread sleeve through an elastic rubber ring.
Preferably, a blocking disk is fixedly arranged outside the elastic diaphragm capsule, a spring is sleeved outside the internal thread sleeve, one end of the spring is abutted against the valve core disk, and the other end of the spring is abutted against the blocking disk.
Preferably, the end of the cutting is provided with an end with an edge angle, and a clamping groove is arranged in the valve core seat corresponding to the end.
Preferably, the outer surface of the connecting part of the temperature control sensing structure is provided with an external thread, and the connecting part is matched with a nut to fix the temperature control sensing structure on the lower end surface of the lower valve seat;
the outer surface that connecting portion passed lower disk seat is equipped with the spring housing.
Preferably, the upper end face of the lower valve seat is provided with a first sealing ring around the valve core disc.
Preferably, the upper end of the lower valve seat is provided with a first connecting flanging, a first assembling hole is formed in the first connecting flanging, the lower end of the upper valve seat is provided with a second connecting flanging, and a second assembling hole is formed in the second connecting flanging corresponding to the first assembling hole.
Preferably, the rotary rod is provided with a cutting surface, the section of the rotary rod is D-shaped, and the connecting end of the rotary disk and the rotary rod is correspondingly provided with a D-shaped connecting slot.
Preferably, the rotating disc is provided with temperature indicating scales.
Preferably, a stop disc is fixedly arranged outside the rotating rod, the stop disc is positioned in a mounting groove at the upper part of the upper valve seat, a convex block extending towards the axis direction is arranged on the side wall of the mounting groove, a stop strip is arranged on the stop disc corresponding to the convex block, and the length of the stop strip is greater than the distance between the inner surface of the convex block and the outer surface of the stop disc;
one or more gaskets are arranged on the upper surface of the stop disc, and a fixed block is arranged above the mounting groove of the upper valve seat.
The temperature control sensing structure senses the temperature in the cultivation shed, the temperature change is converted into mechanical deformation through liquid in the temperature control sensing structure, then the mechanical deformation is linked with the valve core of the valve control structure, the position of the valve core disc relative to the valve seat is controlled, the opening size of the valve is controlled, the air inflow of the heater is controlled, the temperature is controlled by controlling the air inflow, and the purpose that the heater automatically adjusts the temperature according to the temperature change of the cultivation shed is achieved.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the assembly structure of the temperature control sensing structure and the valve control structure according to the present invention;
FIG. 3 is a schematic perspective view of the alternate orientation of FIG. 2;
FIG. 4 is a schematic bottom view of the structure of FIG. 3;
FIG. 5 is a schematic cross-sectional view taken along line B-B of FIG. 4;
FIG. 6 is a schematic perspective view of an adjustment mechanism according to the present invention;
FIG. 7 is a schematic view of the alternate orientation of the solid structure of FIG. 6;
FIG. 8 is a schematic front view of the structure of FIG. 6;
FIG. 9 is a schematic cross-sectional view taken along line A-A of FIG. 8;
FIG. 10 is a perspective view of the stop disk of FIG. 9;
in the figure: 11-a temperature control sensing structure; 111-temperature sensitive probe; 112-sense line; 113-a connecting portion; 114-a resilient bellows; 115-threaded connecting rods; 116-lower valve seat; 117-catch tray; 118-a spring; 119-an air outlet connecting port; 1110-a spring housing; 1111-a first sealing ring; 1112-a first assembly aperture;
12-a regulating structure; 121-rotating rod; 122-valve core seat; 123-rotating disk; 124-upper valve seat; 124 a-mounting groove; 124 b-bumps; 125-an air inlet connector; 126-card slot; 127-a second assembly aperture; 128-stop disk; 128 a-stop bar; 129-pad; 1210-fixing block; 1211-fixed groove; 1212 — a second sealing ring;
13-a valve control structure; 131-a valve core; 131 a-cutting; 131 b-an internally threaded sleeve; 131 c-end; 132-a cartridge disc; 133-a stopper;
2, an air inlet pipe; 3-an air inlet; 4-gas nozzle.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples, wherein the terms "upper", "lower", "left", "right", "inner", "outer", and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is for convenience and simplicity of description, and does not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular manner, and thus should not be construed as limiting the present invention. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Example 1
As shown in fig. 1 to 10, an automatic constant temperature infrared catalytic combustion warmer comprises an air inlet 3, a gas nozzle 4 is installed on the air inlet, the gas nozzle 4 is connected with an air inlet pipe 2, an air inlet control valve is arranged on the air inlet pipe 2, and the air inlet control valve comprises a temperature control sensing structure 11, an adjusting structure 12 and a valve control structure 13 connecting the two structures;
the temperature control sensing structure 11 comprises a temperature sensing probe 111, one end of the temperature sensing probe 111 is connected with a sensing line 112, the other end of the sensing line 112 is provided with a connecting part 113, the end part of the connecting part 113 is provided with an elastic capsule 114, the elastic capsule 114 is provided with a threaded connecting rod 115, the connecting part 113 is connected with a lower valve seat 116, the elastic capsule 114 and the threaded connecting rod 115 are both arranged in the lower valve seat 116, and in order to facilitate air outlet, the side wall of the lower valve seat 116 is provided with an air outlet connecting port 119;
the temperature sensing probe 111, the sensing wire 112, the connecting part 113 and the elastic diaphragm capsule 114 are all hollow, hollow chambers of the four parts are communicated, and xylene, methanol and other liquids are filled in the hollow chambers of the four parts;
the adjusting structure 12 comprises a rotating rod 121, a valve core seat 122 is arranged inside the lower end of the rotating rod 121, the upper end of the rotating rod is connected with a rotating disc 123, and the front end of the rotating rod 121 is clamped in an upper valve seat 124; for the convenience of air intake, an air intake connecting port 125 is arranged on the side wall of the upper valve seat 124;
the valve control structure 13 includes a spool 131 and a spool disk 132; the upper portion of the valve core 131 is a plug 131a, the plug 131a is clamped in the upper valve seat 124, the lower portion of the valve core 131 is an internal thread sleeve 131b, the internal thread sleeve 131b is sleeved on the threaded connecting rod 115, the valve core disc 132 is fixed in the middle of the valve core 131, and the valve core disc 132 is located at the matching position of the upper valve seat 124 and the lower valve seat 116.
The outer surface of the connecting part 113 of the temperature control sensing structure 11 is provided with an external thread, and the connecting part 113 is matched with a nut to fix the temperature control sensing structure 11 on the lower end surface of the lower valve seat 116, so that the temperature control sensing structure is fixed on the lower valve seat 116; the upper end of the lower valve seat 116 is provided with a first connecting flange, the first connecting flange is provided with a first assembling hole 1112, the lower end of the upper valve seat 124 is provided with a second connecting flange, and the second connecting flange is provided with a second assembling hole 127 corresponding to the first assembling hole 1112. The first assembling hole 1112 and the second assembling hole 127 are correspondingly connected through a bolt, so that the upper valve seat 124 and the lower valve seat 116 are fixedly connected, and before the specific assembling connection, the valve core 131 of the valve control structure 13 needs to be inserted in alignment with the valve core seat 122; after the upper valve seat and the lower valve seat are assembled, the valve core disc 132 is positioned at the joint of the upper valve seat 124 and the lower valve seat 116, the size of the fuel gas passing through the invention is determined by the opening size of the valve core disc 132 relative to the upper valve seat 124, and the temperature is adjusted by controlling the size of the fuel gas.
According to the invention, the temperature sensing probe 111 of the temperature control sensing structure 1 is thrown into the cultivation shed to detect the temperature in the cultivation shed, when the temperature in the cultivation shed rises, the liquid in the temperature sensing probe 111 is heated and expanded, then the liquid passes through the sensing line 112 and the connecting part 113 and finally reaches the elastic diaphragm box 114, the elastic diaphragm box 114 receives the expansion and pressure of the liquid, the length of the elastic diaphragm box 114 is increased, the threaded connecting rod 115 on the elastic diaphragm box 114 is driven to move upwards, and after the threaded connecting rod 115 moves upwards, the valve core disc on the valve core 131 is driven to move upwards, so that the valve core disc 132 is tightly attached to the lower surface of the upper valve seat 124, the valve core closes the upper valve seat, and no gas enters, so that the warmer cannot continue to work; after the temperature in the cultivation shed is reduced, the cooled volume of the liquid in the temperature sensing probe 111, the sensing line 112, the connecting part 113 and the elastic diaphragm capsule 114 is reduced, the liquid is reset, the elastic diaphragm capsule 114 is restored to be deformed, the threaded connecting rod 115 is retracted, the valve core 131 and the valve core disc 132 are driven to reset, the valve core is opened, air starts to enter, and the warmer continues to work at the moment. Reciprocating like this, through the size of controlling admitting air, the temperature in the automatic control breed canopy.
The gas is prevented from passing through the valve control structure 13 due to the temperature, so that the valve control structure 13 is driven to rotate, and the adjusting structure 12 is driven to adjust the temperature.
The middle part of the valve core 131 is provided with a stop block 133, and the valve core disc 132 is sleeved outside the internal thread sleeve 131b and fixed on the internal thread sleeve 131b through an elastic rubber ring. The spool disk 132 is relatively fixed to the lower surface of the stopper 133 by an elastic rubber ring.
A stop disk 117 is fixedly arranged outside the elastic bellows 114, a spring 118 is sleeved outside the internal thread sleeve 131b, one end of the spring 118 is abutted against the valve core disk 132, the other end of the spring 118 is abutted against the stop disk 117, and the valve core disk 132 is abutted against the stop block 133 by the elastic force of the spring 118, so that the stability of the fixation of the valve core disk 132 relative to the valve core 131 is further ensured, and the opening degree of the valve core disk 132 is favorably and accurately controlled.
The end of the insert 131a is provided with an end 131c with an edge, a slot 126 is formed in the valve core seat 122 corresponding to the end 131c, when the insert 131a starts to rotate, the valve core seat 122 can drive the rotating rod to rotate, and then the rotating rod is driven to rotate reversely, so that the temperature can be automatically adjusted.
In order to protect the connection between the sensing wire 112 and the connection portion 113, the connection portion 113 is sleeved with a spring sleeve 1110 penetrating through the outer surface of the lower valve seat 116, and the sensing wire 112 can be bent at any angle relative to the connection portion 113 through the spring sleeve, so that the sensing wire is protected, and the connection between the sensing wire and the connection portion 113 is prevented from being broken.
The upper end face of the lower valve seat 116 is provided with a first sealing ring 1111 around the valve core disc 132, which is beneficial to preventing the gas from leaking from the joint of the lower valve seat 116 and the upper valve seat 124, and improves the sealing performance of the control valve.
The rotary rod 121 is provided with a section, the section of the rotary rod 121 is in a D shape, and the connecting end of the rotary disk 123 and the rotary rod 121 is correspondingly provided with a D-shaped connecting slot, so that the rotary disk 123 is prevented from rotating relative to the rotary rod 121, and the reliability of the rotary disk for driving the rotary rod to rotate is further improved. More preferably, the rotating disc 123 is provided with temperature indication scales, so that real-time temperature can be read manually.
A stop disc 128 is fixedly arranged outside the rotating rod 121, the stop disc 128 is positioned in a mounting groove 124a on the upper part of the upper valve seat 124, a convex block 124b extending towards the axial center direction is arranged on the side wall of the mounting groove 124a, a stop strip 128a is arranged on the stop disc 128 corresponding to the convex block 124b, and the length of the stop strip 128a is greater than the distance between the inner surface of the convex block 124b and the outer surface of the stop disc 128; the rotating rod 121 is prevented from rotating in the upper valve seat 124 without limit, after the bump 124b is arranged, the stop bar 128a cannot rotate after rotating to the bump, and the valve core driving the rotating rod to rotate cannot rotate because the rotating rod cannot rotate, so that the opening degree of the valve is limited, and the temperature range is controlled.
Two gaskets 129 are arranged on the upper surface of the stop disc 128, and a fixed block 1210 is arranged above the mounting groove 124a of the valve seat 124; the upper surface of gasket and the lower surface laminating of fixed block 1210, the lower surface laminating of gasket and the upper surface of backstop disc 128 have further fixed the position of backstop disc 128 on the case, have improved the stability of structure.
The lower part of the upper valve seat 124 is provided with a fixing groove 1211 corresponding to the valve core seat 122, more preferably, the height of the fixing groove 1211 is substantially the same as that of the valve core seat 122, so that the valve core seat 122 can be relatively stably fixed in the upper valve seat 124, and more preferably, a rubber second sealing ring 1212 is arranged between the valve core seat 122 and the fixing groove 1211; the firmness of the connection between the valve core seat 122 and the upper valve seat 124 is further improved through the second sealing ring 1212, and meanwhile, the gas is also effectively prevented from leaking from the connection between the valve core seat 122 and the upper valve seat 124.
More preferably, the upper valve seat and the lower valve seat of the invention both adopt aluminum alloy structures, and the wall of the valve seat is 2 times of that of a common valve body, so that the rigidity of the upper valve seat and the lower valve seat is ensured, and the valve seat has the functions of resisting high temperature and high pressure. The elastic diaphragm capsule adopts SUS301 material to support, and the sensing wire adopts stainless steel material, and the temperature sensing probe adopts the copper product to make for whole control by temperature change sensing structure 11's structural strength is better, and the temperature sensing is fast, and the control by temperature change precision is higher. In addition, the valve control structure is made of copper alloy materials, the copper alloy materials are high in machining precision and good in air tightness, and the reliability of adjustment is improved.
When in use, the temperature-sensing probe is fixed at the top of the cultivation shed, then the temperature-sensing probe 111 is positioned at the middle lower part of the cultivation shed, and the opening of a proper valve is manually adjusted through the rotating disc; then the heater starts to work, the temperature in the culture shed starts to rise, when the room temperature rises, the liquid in the temperature sensing probe 111 expands to drive the elastic diaphragm box 114 to deform upwards, so that the threaded connecting rod 115 displaces upwards to push the valve core disc to close, and the temperature control purpose is achieved; when the temperature in the cultivation shed is reduced, the elastic diaphragm box 114 is reset, the valve core disc is reset, the valve is opened, and the heater works again, so that the aim of automatically adjusting the temperature is fulfilled.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. The utility model provides an automatic homothermal infrared catalytic combustion room heater, includes air inlet (3), install gas nozzle (4) on the air inlet, gas nozzle (4) are connected characterized by with intake pipe (2): an air inlet control valve is arranged on the air inlet pipe (2);
the air inlet control valve comprises a temperature control sensing structure (11), an adjusting structure (12) and a valve control structure (13) for connecting the temperature control sensing structure and the adjusting structure;
the temperature control sensing structure (11) comprises a temperature sensing probe (111), and one end of the temperature sensing probe (111) is connected with a sensing line (112); the other end of the sensing wire (112) is provided with a connecting part (113); an elastic diaphragm capsule (114) is arranged at the end part of the connecting part (113); the elastic diaphragm capsule (114) is provided with a threaded connecting rod (115); the connecting part (113) is connected with a lower valve seat (116), and the elastic diaphragm capsule (114) and the threaded connecting rod (115) are arranged in the lower valve seat (116);
the temperature sensing probe (111), the sensing wire (112), the connecting part (113) and the elastic diaphragm capsule (114) are all hollow, and hollow cavities of the four parts are communicated;
the adjusting structure (12) comprises a rotating rod (121), a valve core seat (122) is arranged in the lower end of the rotating rod (121), and the upper end of the rotating rod is connected with a rotating disc (123); the front end of the rotating rod (121) is clamped in the upper valve seat (124);
the valve control structure (13) comprises a valve core (131) and a valve core disc (132);
the upper part of the valve core (131) is provided with an inserting strip (131 a), the inserting strip (131 a) is clamped in the upper valve seat (124), and the lower part of the valve core (131) is an internal thread sleeve (131 b) which is sleeved on the threaded connecting rod (115); the valve core disc (132) is fixed in the middle of the valve core (131), and the valve core disc (132) is located at the matching position of the upper valve seat (124) and the lower valve seat (116).
2. The automatic thermostatic infrared catalytic combustion warmer as set forth in claim 1, wherein: the middle part of the valve core (131) is provided with a stop block (133), and the valve core disc (132) is sleeved outside the internal thread sleeve (131 b) and is fixed on the internal thread sleeve (131 b) through an elastic rubber ring.
3. The automatic thermostatic infrared catalytic combustion warmer as set forth in claim 1, wherein: a baffle disc (117) is fixedly arranged outside the elastic diaphragm capsule (114); and a spring (118) is sleeved outside the internal thread sleeve (131 b), one end of the spring (118) is abutted against the valve core disc (132), and the other end of the spring (118) is abutted against the baffle disc (117).
4. The automatic thermostatic infrared catalytic combustion warmer as set forth in claim 1, wherein: the end part of the cutting (131 a) is provided with an end head (131 c) with an edge angle; a clamping groove (126) is formed in the valve core seat (122) corresponding to the end head (131 c).
5. The automatic thermostatic infrared catalytic combustion warmer as set forth in claim 1, wherein: the outer surface of a connecting part (113) of the temperature control sensing structure (11) is provided with an external thread, and the connecting part (113) is matched with a nut to fix the temperature control sensing structure (11) on the lower end surface of the lower valve seat (116);
the connecting part (113) penetrates through the outer surface of the lower valve seat (116) and is sleeved with a spring sleeve (1110).
6. The automatic thermostatic infrared catalytic combustion warmer as set forth in claim 1, wherein: the upper end face of the lower valve seat (116) is provided with a first sealing ring (1111) surrounding the valve core disc (132).
7. The automatic thermostatic infrared catalytic combustion warmer as set forth in claim 1, wherein: the upper end of lower disk seat (116) is equipped with first connection turn-ups, seted up first pilot hole (1112) on the first connection turn-ups, the lower extreme of going up disk seat (124) is equipped with the second and connects the turn-ups, correspond on the second connection turn-ups first pilot hole (1112) department and seted up second pilot hole (127).
8. The automatic thermostatic infrared catalytic combustion warmer as set forth in claim 1, wherein: the rotating rod (121) is provided with a cutting surface, and the section of the rotating rod (121) is D-shaped; the connecting end of the rotating disc (123) and the rotating rod (121) is correspondingly provided with a D-shaped connecting slot.
9. The automatic thermostatic infrared catalytic combustion warmer as set forth in claim 1, wherein: the rotating disc (123) is provided with temperature indicating scales.
10. The automatic thermostatic infrared catalytic combustion warmer as set forth in claim 1, wherein: a stop disc (128) is fixedly arranged outside the rotating rod (121), the stop disc (128) is positioned in a mounting groove (124 a) at the upper part of the upper valve seat (124), a convex block (124 b) extending towards the axial center direction is arranged on the side wall of the mounting groove (124 a), and a stop strip (128 a) is arranged on the stop disc (128) corresponding to the convex block (124 b); the length of the stop bar (128 a) is greater than the distance between the inner surface of the lug (124 b) and the outer surface of the stop disc (128);
the upper surface of the stop disc (128) is provided with one or more gaskets (129); a fixing block (1210) is arranged above the mounting groove (124 a) of the upper valve seat (124).
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CN109882635A (en) * | 2019-04-02 | 2019-06-14 | 广东长青(集团)股份有限公司 | A kind of intelligent temperature control innervalve assembly |
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US3782349A (en) * | 1971-10-22 | 1974-01-01 | Nippon Denso Co | Intake air temperature automatic adjusting device and air cleaner with such device for internal combustion engines |
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JP2014077398A (en) * | 2012-10-11 | 2014-05-01 | Suzuki Motor Corp | Thermostat device |
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