CN212368010U

CN212368010U - Alcohol-based fuel vegetable greenhouse heating system

Info

Publication number: CN212368010U
Application number: CN202020917749.3U
Authority: CN
Inventors: 孔永平; 孔永全; 席洁娜; 李法香; 张良; 孟立山
Original assignee: Zhengzhou Xingchuang Energy Technology Co ltd
Current assignee: Zhengzhou Xingchuang Energy Technology Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-01-19
Anticipated expiration: 2030-05-27

Abstract

The utility model belongs to the field of vegetable greenhouse heating and temperature adjusting equipment, in particular to an alcohol-based fuel vegetable greenhouse heating system, wherein a temperature sensor, a humidity sensor and a spraying irrigation system are arranged in a greenhouse; the fuel barrel is independently arranged in the fuel chamber; an alcohol-based fuel burner is arranged in the combustion chamber and is connected with a fuel barrel through a metering oil pump, an air pipe is connected to the alcohol-based fuel burner, and a fan is connected to the outside of the air pipe; an oil inlet in the alcohol-based fuel burner is connected with a gasification pipe, the gasification pipe extends to the flame tube along the inner side of the circular pipe burner shell, and at least one part of pipe section of the gasification pipe is arranged on the inner wall of the flame pipe; the alcohol-based fuel burner is connected with the shuttle-shaped burner body, the shuttle-shaped burner body is connected with the heat collection shunting cabinet body, and a plurality of groups of metal radiating pipes are connected on the heat collection shunting cabinet body; the metal heat dissipation pipeline is S-shaped, T-shaped or delta-shaped and is laid on the top of the greenhouse in a roundabout mode, and the heat preservation system PLC is installed in the combustion chamber.

Description

Alcohol-based fuel vegetable greenhouse heating system

Technical Field

The utility model belongs to vegetable greenhouse heating thermoregulation device field, concretely relates to alcohol group fuel vegetable greenhouse heating system.

Background

The vegetable greenhouse is a plastic greenhouse which can keep warm and transmit light and can cultivate vegetables in cold winter

Greenhouse technology has been widely used in modern agriculture. The vegetable greenhouse is kept at a proper temperature by the way of sun illumination on one hand and heating by a combustion furnace on the other hand to increase the temperature inside the greenhouse.

At present, the heat preservation furnace of the vegetable greenhouse uses various fuels, and the traditional fuels, such as coal and agricultural and forestry wastes, all belong to high-pollution fuels, the cost of the electric energy heat preservation furnace is higher, and the electric power of part of areas can not meet the actual requirement. The problem of excess productivity of alcohol-based fuel exists in China, and if the alcohol-based fuel can be applied to the environment-friendly vegetable cultivation method, the pressure of energy shortage can be relieved to a certain extent, the environmental pollution can be reduced, and the vegetable cultivation cost can be reduced.

Disclosure of Invention

In order to solve the technical problem, the utility model provides an alcohol group fuel vegetable greenhouse heating system, the heat energy of the alcohol group fuel burning of utilization that can be better reaches vegetable greenhouse heat retaining purpose to but automatic constant temperature reduces cost of labor and manufacturing cost.

In order to achieve the above purpose, the technical solution of the present invention is as follows: an alcohol-based fuel vegetable greenhouse heating system, comprising: fuel room, combustion chamber and vegetable greenhouse room, fuel room, combustion chamber set up in the vegetable greenhouse indoor portion outside, and the combustion chamber communicates with the vegetable greenhouse room. The fuel barrel is independently placed in the fuel chamber, so that the situation that the temperature of a fuel barrel placing space is too high and potential safety hazards are generated can be avoided. Install alcohol group fuel combustor in the combustion chamber, alcohol group fuel combustor passes through the fuel tank of metering oil pump connection, and the gasification pipe is connected to the inside oil inlet of alcohol group fuel combustor, and the gasification pipe extends to flame tube department along circular tube combustor casing inside, at least partly pipeline section of gasification pipe is located on the inner wall of flame tube, utilizes nozzle department fuel burning to heat gasification to the fuel in this part pipeline section, further improves alcohol group fuel utilization ratio. The alcohol-based fuel burner is connected with an air pipe, and the air pipe is externally connected with a fan to provide oxygen for the burner.

The alcohol-based fuel burner sprays flame in the horizontal direction, and the shape of the burner is a spindle shape. The shape of the fusiform hearth just contains flame sprayed by the alcohol-based fuel burner without changing the shape, and the expanding bell mouth of the joint of the fusiform burner plays roles in spraying and evaporating liquid fuel and concentrating and pushing towards a fire stage and a combustion stage, so that the fuel is conveniently and intensively combusted. The fusiform combustion furnace body is connected with the heat collection shunting cabinet body, and a plurality of groups of metal radiating pipes are connected on the heat collection shunting cabinet body; the metal heat dissipation pipeline is S-shaped, T-shaped or delta-shaped and is laid on the top of the greenhouse in a roundabout mode. The smoke exhaust pipeline is communicated with the metal heat dissipation pipeline to exhaust smoke out of the greenhouse.

The greenhouse is provided with a temperature sensor and a humidity sensor indoors.

The heat preservation system controller is installed in the combustion chamber, and the heat preservation system controller is the PLC controller.

Preferably, the method comprises the following steps: the greenhouse chamber is internally provided with a spraying irrigation system.

Preferably, the method comprises the following steps: and a combustion chamber shutter which can be automatically controlled to open and close and is communicated with the outside is also arranged on the wall of the combustion chamber.

Preferably, the method comprises the following steps: the greenhouse comprises a wall body with a brick body structure, wherein a heat insulation layer is arranged on the inner side of the wall body, and the heat insulation layer is made of rock wool heat insulation materials.

Preferably, the method comprises the following steps: the metal radiating pipe is made of aluminum alloy.

Preferably, the method comprises the following steps: the metal radiating pipes are arranged into 2-5 groups.

The PLC controller is electrically connected with the alcohol-based fuel burner, the metering oil pump, the fan, the temperature sensor, the humidity sensor, the spraying and irrigating system and the automatic shutter.

The utility model discloses a work flow is: when the vegetable greenhouse needs heat preservation in winter, the PLC controller controls the metering oil pump and the combustion-supporting fan to be started, alcohol-based fuel flows from the fuel barrel to the alcohol-based fuel burner nozzle extending into the shuttle-shaped hearth through the pressure of the metering oil pump, then is sprayed and atomized through the nozzle, is mixed with external oxygen provided by the blast of the combustion-supporting fan, is ignited and combusted through electrons to heat the shuttle-shaped combustion furnace body, the shuttle-shaped hearth facilitates the more concentrated combustion of the fuel, the heat energy obtained by the combustion of the alcohol-based fuel by the burner is transferred through the aluminum alloy with good heat conductivity coefficient on the metal radiating pipe, and the smoke is discharged through a chimney after the heat exchange between the metal radiating pipe and the air in the greenhouse; controlling the amount of fuel pumped by the metering oil pump; meanwhile, according to the requirements of the temperature and the humidity set in the greenhouse, the opening and the closing of the combustion chamber shutter are controlled to supplement air; and the opening and closing of the spraying irrigation equipment.

The beneficial effects of the utility model are that: the utility model adopts alcohol-based fuel, utilizes the environmental protection fuel rich in resources in China, reduces the fuel cost, and simultaneously utilizes the high temperature at the nozzle to heat the alcohol-based fuel in the gasification tube, so that the alcohol-based fuel is gasified, the combustion efficiency is improved, and the emission of harmful gas is reduced; the designed shuttle-shaped combustion furnace body can facilitate more concentrated combustion of fuel, and meanwhile, the designed heat dissipation pipe has the advantages of simple structure, easy replacement and good heat dissipation effect, and can fully utilize the heat energy of the combustor; the PLC, the temperature sensor, the humidity sensor and the electric shutter are designed to control the stable temperature and humidity in the greenhouse conveniently, so that the labor cost is reduced; the heat insulation layer is arranged in the greenhouse chamber, so that the heat energy loss is avoided, and the real effects of energy conservation and emission reduction are achieved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a top view of the present invention;

reference numerals: 1 fuel tank, 2 metering oil pumps, 3 combustors, 4 alcohol-based fuel burners, 5 air pipes, 6 fans, 7 flame holders, 8 shuttle-shaped combustion furnace bodies, 9 heat collection and shunt cabinets, 10 channels, 11 partition walls, 12 heat preservation layers, 13 metal radiating pipes, 14 top inclined radiating pipes, 15 smoke exhaust pipes, 16 supports, 17 chimneys, 18 heat preservation films, 19 shutters, 20 horizontal supports, 21 humidity sensors, 22 temperature sensors, 23 spray headers, 24 controllers, 25 greenhouse chambers and 26 fuel chambers.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-2, a heating system for a vegetable greenhouse using alcohol-based fuel includes: fuel chamber 26, combustion chamber 3 and greenhouse chamber 25.

Partition wall 11 is arranged between fuel chamber 26 and combustion chamber 3, and fuel barrel 1 is independently placed in fuel chamber 26, can avoid fuel barrel 1's placing space high temperature, produces the potential safety hazard.

The greenhouse chamber 25 comprises a wall body with a brick structure, an insulating layer 12 is arranged on the inner side of the wall body, the thickness of the insulating layer 12 is 10CM, the material is rock wool insulating material, and 8 spray heads 23 are uniformly arranged in the greenhouse chamber 25; the top of the greenhouse chamber 25 is covered with a heat preservation film 18; and a horizontal bracket 20 is installed at the middle.

A channel 10 is arranged between the greenhouse chamber 25 and the combustion chamber 3, an electrically controlled shutter 19 is arranged on the side wall of the combustion chamber 3, and the gas between the combustion chamber 3 and the greenhouse chamber 25 can circulate.

A humidity sensor 21 and a temperature sensor 22 are mounted on the horizontal support 20 inside the greenhouse chamber 25.

Install alcohol group fuel combustor 4 in the combustion chamber 3, alcohol group fuel combustor 4 is connected with fuel barrel 1 through oil pipe, installs metering oil pump 2 on the oil pipe between alcohol group fuel combustor 4 and the fuel barrel 1, and the inside oil inlet of alcohol group fuel combustor 4 is connected the gasification pipe (not shown), and the gasification pipe extends to flame tube 7 department along the circular tube combustor casing inside, on the inner wall of flame tube 7 was located to a part of pipeline section of gasification pipe, utilized nozzle department fuel combustion to heat gasification to the fuel in this part of pipeline section, further improved alcohol group fuel utilization ratio. The alcohol-based fuel burner 4 is connected with an air pipe 5, and the outside of the air pipe 5 is connected with a fan 6 to provide oxygen for the alcohol-based fuel burner 4; the alcohol-based fuel burner 4 is connected with a shuttle-shaped burner body 8 through a flame tube 7; the flame of the alcohol-based fuel burner 4 is horizontally sprayed and is in a spindle shape, the shape of the shuttle-shaped burner body 8 just contains the flame sprayed by the alcohol-based fuel burner 4 without changing the shape, and the expanding bell mouth of the shuttle-shaped burner plays roles in spraying and evaporating liquid fuel and concentrating and pushing towards a fire stage and a combustion stage, so that the fuel is conveniently and more intensively combusted. The fusiform combustion furnace body 8 is connected with a heat collection shunt cabinet body 9, and three groups of metal radiating pipes 13 are vertically arranged on the heat collection shunt cabinet body 9; the top inclined radiating pipe 14 is connected with the metal radiating pipe 13; the top inclined radiating pipes 14 are arranged into 5 groups and are respectively connected with a smoke exhaust pipe 15, and the smoke exhaust pipe 15 is communicated with a chimney 17 to exhaust smoke out of the greenhouse. The smoke exhaust 15 is mounted on a vertical support 16.

And a controller 24 is installed on the wall on the left side of the combustion chamber 3, and the controller 24 is a PLC (programmable logic controller).

The humidity sensor 21, the temperature sensor 22, the shutter 19, the fan 6, the metering oil pump 2, the alcohol-based fuel burner 4, and the spray header 23 are electrically connected with the controller 24.

The foregoing is not intended to limit the invention in any way, although the invention has been described in the context of preferred embodiments

In the present invention, the above-mentioned technical matters can be modified or modified by a person skilled in the art without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention are within the scope of the present invention.

Claims

1. An alcohol-based fuel vegetable greenhouse heating system, comprising: the vegetable greenhouse comprises a fuel chamber, a combustion chamber and a vegetable greenhouse chamber, wherein the combustion chamber is communicated with the vegetable greenhouse chamber; a temperature sensor and a humidity sensor are arranged in the greenhouse chamber; a spraying irrigation system is arranged in the greenhouse chamber; the method is characterized in that: the fuel barrel is independently arranged in the fuel chamber; an alcohol-based fuel burner is installed in the combustion chamber, the alcohol-based fuel burner is connected with a fuel barrel through a metering oil pump, an air pipe is connected to the alcohol-based fuel burner, and the outside of the air pipe is connected with a fan; an oil inlet in the alcohol-based fuel burner is connected with a gasification pipe, the gasification pipe extends to the flame tube along the inner side of the circular pipe burner shell, and at least one part of pipe section of the gasification pipe is arranged on the inner wall of the flame pipe; the alcohol-based fuel burner is connected with the shuttle-shaped burner body, the shuttle-shaped burner body is connected with the heat collection shunting cabinet body, and a plurality of groups of metal radiating pipes are connected on the heat collection shunting cabinet body; the metal heat dissipation pipeline is in an S shape, a square shape, a T shape or a delta shape and is laid on the top of the greenhouse in a roundabout way, and the smoke exhaust pipeline is communicated with the metal heat dissipation pipeline to exhaust smoke outside the greenhouse; the heat preservation system controller is installed in the combustion chamber, the heat preservation system controller is the PLC controller.

2. The alcohol-based fuel vegetable greenhouse heating system according to claim 1, wherein: and a combustion chamber shutter which can be automatically controlled to open and close and is communicated with the outside is also arranged on the wall of the combustion chamber.

3. The alcohol-based fuel vegetable greenhouse heating system according to claim 1, wherein: the greenhouse comprises a wall body with a brick body structure, wherein a heat insulation layer is arranged on the inner side of the wall body, and the heat insulation layer is made of rock wool heat insulation materials.

4. The alcohol-based fuel vegetable greenhouse heating system according to claim 1, wherein: the metal radiating pipe is made of aluminum alloy.

5. The alcohol-based fuel vegetable greenhouse heating system according to claim 1, wherein: the metal radiating pipes are arranged into 2-5 groups.

6. The alcohol-based fuel vegetable greenhouse heating system according to claim 2, wherein: the PLC controller is electrically connected with the alcohol-based fuel burner, the metering oil pump, the fan, the temperature sensor, the humidity sensor, the spraying and irrigating system and the shutter.