Multi-fuel air-conditioning furnace for breeding

Abstract

The utility model provides a multi-fuel air-conditioning furnace for cultivation, which comprises a base, a furnace body, an electric cabinet and a smoke guide machine, a charging door, a furnace door and an ash outlet door are arranged on one side of the furnace body, the charging door is provided with an air inlet, the ash outlet door is provided with a secondary air inlet, and the furnace body comprises a furnace pipe and a combustion chamber surrounded by the furnace pipe. A fire grate composed of water-cooling calandria is obliquely arranged in the combustion chamber, the two ends of the water-cooling calandria are communicated with the boiler furnace, a smoke pipeline is arranged in the boiler furnace, a smoke guiding machine is connected with a smoke outlet in the bottom of the boiler body, and the smoke outlet is communicated with the smoke pipeline. A water temperature measuring instrument and a circulating pump are arranged at the end of the water outlet pipe; a heating pipeline is connected between the water outlet pipe and the water return pipe and is connected with a cooling fan; the electric control box controls operation of the circulating pump, the cooling fan and the smoke guiding machine according to signals fed back by the water temperature measuring instrument. According to the multi-fuel air-conditioning furnace, various biomass fuels can be used for heating a breeding workshop, and cold water can be used for cooling the breeding workshop in high-temperature weather.

Description

Technical Field

[0001] The utility model relates to an air temperature regulating device, in particular to a multi-fuel air-conditioning boiler used for breeding. Background Art

[0002] In recent years, with factors such as environmental pollution, climate change, and declining air quality, the wild aquaculture industry has encountered challenges. Indoor aquaculture has been widely developed and applied due to its good ecological environment and high-quality products. Technical solutions to provide heating or cooling for closed rooms have become urgently needed.

[0003] Patent application number CN201620334138.X, publication (authorization) number CN205536518U, discloses a breeding boiler with a horizontal structure, relatively dispersed distribution, and a large footprint. It is mainly suitable for coal as fuel and does not involve functions such as radiator layout and temperature control. Utility Model Content

[0004] The purpose of the utility model is to provide a multi-fuel air-conditioning furnace for breeding.

[0005] The technical solution adopted in implementing the utility model is to include a base, a furnace body, an electric control box, and a smoke exhaust fan. A charging door, a furnace door, and an ash discharge door that can be opened and closed are arranged in sequence from top to bottom on one side of the furnace body. The charging door is provided with an air inlet, and the ash discharge door is provided with a secondary air inlet. The furnace body includes a furnace and a combustion chamber surrounded by the furnace. In the combustion chamber and between the furnace door and the ash discharge door, a grate composed of water-cooled exhaust pipes is obliquely arranged, and the two ends of the water-cooled exhaust pipes are respectively connected to the furnace. A plurality of The return flue gas duct, the smoke exhaust fan is connected to the smoke outlet at the bottom of the furnace body, and the smoke outlet is communicated with the smoke duct; the furnace is connected to the water outlet pipe and the return water pipe, and a water temperature measuring instrument and a circulating pump are provided at the end of the water outlet pipe; a heating pipe is connected between the water outlet pipe and the return water pipe, and when the heating pipe passes through a breeding workshop or room, it is connected to one or more cooling fans; the electric control box is respectively connected to the water temperature measuring instrument, the circulating pump, the cooling fan, and the smoke exhaust fan, and controls the operation of the circulating pump, the cooling fan, and the smoke exhaust fan according to the signal fed back by the water temperature measuring instrument.

[0006] Furthermore, the water-cooling exhaust pipe forms an angle of 6-10 degrees with the horizontal direction.

[0007] Furthermore, the return water pipe is provided with a water supply valve and a water discharge valve.

[0008] Furthermore, the furnace is connected to a high-level water tank.

[0009] Furthermore, a ash cleaning door is provided on the top of the furnace body.

[0010] Furthermore, the smoke eliminator is connected to a smoke chamber.

[0011] Furthermore, the high-level water tank is provided with a water level gauge and an emptying balance pipe, which are used to measure the water level and balance the water pressure respectively.

[0012] Furthermore, gaps are left between adjacent water pipes of the water-cooling exhaust pipe.

[0013] The utility model has the following beneficial effects: vertical structure, small footprint, single-layer grate, simple structure, suitable for normal pressure heating and cooling; the grate is composed of water-cooled pipes, and can burn a variety of fuels, such as biomass bulk, lump coal, loose coal, etc., and the biomass is fed in through the charging door, and the charging door is provided with an air inlet, which is easy to operate and compact in structure; the fuel burns on the water-cooled pipes, and the high-temperature flue gas generated is driven downward by the smoke exhaust fan, and the black smoke and combustible gas pass through the red coal layer and the lower combustion chamber. In order to make the combustion more complete, a secondary air inlet is provided at the ash outlet door of the combustion chamber to supplement oxygen, thereby improving the combustion efficiency and achieving the purpose of reducing the dust concentration. The heat dissipation fan in the breeding workshop or room adopts finned tube heat dissipation, which has a large heat dissipation area, good heat transfer effect, and high heat conversion efficiency. In hot summer weather, the combustion system can be closed and external cold water can be added to run, thereby achieving the effect of cooling. The flue gas duct in the furnace adopts a multi-return structure, which improves the heat exchange efficiency and achieves the purpose of reducing costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the biomass boiler structure.

[0015] Figure 2 It is a schematic diagram of the cross section of the boiler body.

[0016] Figure 3 It is a schematic diagram of the cross section of the furnace from top view.

[0017] Figure 4 This is a schematic diagram of the digital display area on the controller panel.

[0018] Figure 5 It is a wiring diagram.

[0019] Figure 6 This is a front view of the cooling fan.

[0020] Figure 7 This is a schematic diagram of the back of the cooling fan. DETAILED DESCRIPTION

[0021] like Figure 1 , Figure 2 , Figure 3The present embodiment comprises a base 1, a furnace body 5, an electric control box 6, and a smoke exhaust fan 2. A charging door 8, a furnace door 4, and an ash discharge door 15 are arranged on one side of the furnace body 5 from top to bottom, which can be opened and closed. The charging door 8 is provided with an air inlet 14, and the ash discharge door 15 is provided with a secondary air inlet 16. The furnace body 5 comprises a furnace 18 and a combustion chamber 24 surrounded by the furnace 18. In the combustion chamber 24 and between the furnace door 4 and the ash discharge door 15, a grate composed of a water-cooled exhaust pipe 17 is obliquely arranged. The two ends of the water-cooled exhaust pipe 17 are respectively connected to the furnace 18. A plurality of return flue gas ducts 23 are arranged in the furnace 18. The smoke exhaust fan 2 is connected to the bottom of the furnace body (5). The smoke outlet (21) is connected to the smoke duct 23; the furnace 18 is connected to the water outlet pipe 19 and the water return pipe 20, and a water temperature measuring instrument 7 and a circulation pump 9 are provided at the end of the water outlet pipe 19; the water outlet pipe 19 and the water return pipe 20 are connected to the heating pipeline of the room, which is used to transport hot water or cold water to multiple breeding workshops or multiple rooms, and the heating pipeline is connected to one or more heat dissipation fans 22, which are used to exchange heat energy in the breeding workshops or rooms; the electric control box 6 is respectively connected to the water temperature measuring instrument 7, the circulation pump 9, the heat dissipation fan 22, and the smoke exhaust fan 2, and controls the operation of the circulation pump 9, the heat dissipation fan 22, and the smoke exhaust fan 2 according to the signal fed back by the water temperature measuring instrument 7.

[0022] The directions of the four return flue gas ducts 23 are as follows: the flue gas ducts 23 in the first furnace area 181 are from bottom to top, the flue gas ducts 23 in the second furnace area 182 are from top to bottom, the flue gas ducts 23 in the third furnace area 183 are from bottom to top, and the flue gas ducts 23 in the fourth furnace area 184 are from top to bottom.

[0023] The water-cooling exhaust pipe 17 is at an angle of 6-10 degrees to the horizontal direction, preferably at an angle of 8 degrees; the return pipe is provided with a water supply valve and a drain valve; the high-level water tank 10 is provided with a water level gauge 12 and an emptying balance pipe 11, which are respectively used to measure the water level and balance the water pressure; a ash cleaning door 13 is provided on the top of the furnace body 5; the smoke induced draft fan 2 is connected to the smoke bin 3; the furnace hearth 18 is connected to the high-level water tank 10; and gaps are left between the water pipes of the water-cooling exhaust pipe 17.

[0024] The controller panel of the electric control box 6 has two functional areas. Functional area 1 uses a digital display screen. For example, a certain model "HYKJ-1001" and the name "Aquaculture Intelligent Temperature Controller" electronic temperature controller is used, the temperature control range is: 0-800 degrees Celsius, power: 250V10A. The user clicks on the screen as needed and enters the relevant data to run; Functional area 2 has four knobs for controlling the circulation pump, the second cooling fan, the first cooling fan, and the smoke exhaust fan, each knob has three gears: automatic, stop, and manual.

[0025] like Figure 4, the function area 1 of the controller panel, now some functions are explained in combination with the diagram, including, the second room temperature window 611, the first room temperature window 612, the water temperature window 613, displaying the current water temperature; the water temperature setting value window 614, displaying the water temperature setting value; the smoke exhaust fan indicator light 615 showing the working status of the smoke exhaust fan 2; the first cooling fan indicator light 616; the second cooling fan indicator light 617; the additional fan indicator light 618; the temperature control / time control indicator light 619; the alarm indicator light 6120; the alarm switch indicator Light 6121, displays whether the alarm switch is on or off; second room temperature setting key 6122, quickly sets the second room temperature; first room temperature setting key 6123, quickly sets the first room temperature; water temperature setting key 6124, quickly sets the water temperature and controls the furnace temperature at the same time; function setting key 6125, press this key to set the function; plus key 6126, press this key to increase the set value; minus key 6127, press this key to decrease the set value; alarm cancellation key 6128, press this key to turn off the alarm.

[0026] like Figure 5 The circulation pump terminal 621 is connected to the two-phase circulation pump 9; the second cooling fan terminal 622 is connected to the two-phase second cooling fan; the first cooling fan terminal 623 is connected to the two-phase first cooling fan; the induced draft fan terminal 624 is connected to the two-phase induced draft fan 2; the air switch terminal 625 is used to connect the air switch.

[0027] like Figure 6 , Figure 7 The heat dissipation fan 22 is mainly composed of a casing, a ventilator and a fin heat dissipation pipe 225, such as a steel fin heat dissipation pipe. The heat dissipation fan 22 is arranged in one or more rooms, and one or more heat dissipation fans 22 can be arranged in each room. The exhaust port 221 is at the top; the bottom of the heat dissipation fan 22 has a water inlet pipe 222 for connecting the heating pipe; the support bracket 223 is used to support or hoist the heat dissipation fan 22; the top of the heat dissipation fan 22 has a water outlet pipe 224 for connecting the heating pipe; the fin heat dissipation pipe 225 is filled with heat exchange media, such as hot water or cold water, and the two ends are respectively connected to the water inlet pipe 222 and the water outlet pipe 224. Under the action of the ventilator, the air in the breeding workshop or room enters from the air intake port, is heated or cooled when flowing through the fin heat dissipation pipe 225, and flows out from the air outlet to form an indoor air circulation and adjust the air temperature. The fin heat dissipation pipe 225 adopts a bottom-in and top-out method. The heat medium (heat exchange liquid) used must be pure water or neutral water.

[0028] The layout of the heating pipes should generally maintain a slope of 1:100 in the direction of water flow (upward); when the fluid velocity is greater than 0.25 m / s, it can also be arranged horizontally, and the height of the bottom edge of the high-level water tank 10 should be about 2 meters higher than the installation center of the cooling fan 22.

[0029] In hot summer weather, the combustion system can be turned off and external cool water can be added to achieve a cooling effect.

Claims

1. A multi-fuel air conditioning furnace for farming, characterized in that: The invention comprises a base (1), a furnace body (5), an electric control box (6), and a smoke exhaust fan (2); one side of the furnace body (5) is provided with a charging door (8), a furnace door (4), and an ash discharge door (15) which can be opened and closed in sequence from top to bottom; the charging door (8) is provided with an air inlet (14), and the ash discharge door (15) is provided with a secondary air inlet (16); the furnace body (5) comprises a furnace liner (18) and a combustion chamber (24) surrounded by the furnace liner (18); a grate composed of water-cooled exhaust pipes (17) is obliquely arranged in the combustion chamber (24) and between the furnace door (4) and the ash discharge door (15); two ends of the water-cooled exhaust pipes (17) are respectively connected to the furnace liner (18); a plurality of return paths are arranged in the furnace liner (18); The smoke duct (23) is connected to a smoke outlet (21) at the bottom of the furnace body (5), and the smoke outlet (21) is in communication with the smoke duct (23); the furnace (18) is connected to a water outlet pipe (19) and a water return pipe (20), and a water temperature measuring instrument (7) and a circulation pump (9) are provided at the end of the water outlet pipe (19); a heating duct is connected between the water outlet pipe (19) and the water return pipe (20), and the heating duct is connected to one or more heat dissipation fans (22); the electric control box (6) is respectively connected to the water temperature measuring instrument (7), the circulation pump (9), the heat dissipation fan (22), and the smoke duct (2), and controls the operation of the circulation pump (9), the heat dissipation fan (22), and the smoke duct (2) according to the signal fed back by the water temperature measuring instrument (7).

2. A multi-fuel air-conditioning furnace for farming according to claim 1, characterized in that: The water cooling exhaust pipe (17) forms an angle of 6-10 degrees with the horizontal direction.

3. A multi-fuel air-conditioning furnace for farming according to claim 1, characterized in that: The water return pipe (20) is provided with a water supply valve and a water discharge valve.

4. A multi-fuel air-conditioning furnace for farming according to claim 1, characterized in that: The furnace (18) is connected to the high-level water tank (10).

5. The multi-fuel air-conditioning furnace for farming according to claim 1, characterized in that: A ash cleaning door (13) is provided on the top of the furnace body (5).

6. A multi-fuel air-conditioning furnace for farming according to claim 1, characterized in that: The smoke exhaust fan (2) is connected to the chimney (3).

7. A multi-fuel air-conditioning furnace for farming according to claim 4, characterized in that: The high-level water tank (10) is respectively provided with a water level gauge (12) and an emptying balance pipe (11).

8. The multi-fuel air-conditioning furnace for farming according to claim 1, characterized in that: There is a gap between adjacent water pipes of the water-cooling exhaust pipe (17).

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