Methanol heater

Abstract

The utility model discloses a methanol heater which comprises a heat exchanger, a combustion cylinder, a middle connecting body, a fuel pump, an ignition coil, a controller, a motor, an air inlet fan wheel, an air inlet cover and a throttling cover, the right end of the combustion cylinder is connected with an end cover, an oil spraying opening is formed in the fuel pump, and two groups of drainage plates are arranged at an inlet of the combustion cylinder. The two drainage plates are arranged under the oil spraying opening, a motor is fixed to the outer side of the end cover, a stirring rod is fixed to the output end of the motor, a stirring assembly is fixed to the stirring rod, a driving assembly is arranged at the top of the stirring rod, and a scattering assembly is arranged on the driving assembly. The scattering assembly is rotationally arranged in the combustion cylinder, the sprayed methanol liquid can be further scattered conveniently, the diffusion speed and range of the methanol liquid are further increased, and therefore the reaction efficiency of methanol is improved, and the methanol reaction is more sufficient.

Description

Technical Field

[0001] The utility model belongs to the technical field of heaters and relates to a methanol heater. Background Art

[0002] Automobile refers to a vehicle that uses an onboard power source as a power source, uses an electric motor to drive the wheels, and complies with various requirements of road traffic and safety regulations. As its impact on the environment is relatively small compared to traditional cars, its prospects are widely optimistic.

[0003] The Chinese utility model patent with application number 201620796228.0 discloses a water-electric integrated heater, including a heat exchanger, a combustion tube, an electric heating component, an intermediate connector, a fuel pump, an ignition coil, a controller, a motor, an air intake fan wheel, an air intake cover and a throttle cover. The heat exchanger is composed of an inner sleeve, an outer sleeve and a positioning ring. An inner plug is welded to the left end of the inner sleeve, and the right ends of the inner sleeve and the outer sleeve are welded to the positioning ring. An interlayer with an open end is formed between the inner sleeve and the outer sleeve. A water inlet and a water outlet connected to the interlayer are provided on the upper outer wall of the heat exchanger, and an exhaust port connected to the inner cavity of the inner sleeve is provided on the lower outer wall of the heat exchanger. A plurality of heat exchange fins are welded circumferentially on the inner wall surface of the inner sleeve; an electric heating component is connected to the left side of the heat exchanger, and an intermediate connector and an air intake cover are connected in sequence to the right side of the heat exchanger. An air intake fan is provided in the inner sleeve of the air intake cover, and a throttle cover is provided at the left end; the combustion tube is provided in the heat exchanger. The heater can use both fuel and electric heating methods at the same time, and has strong versatility. However, when used for methanol heating, the sprayed methanol is simply blown away by the intake fan, which makes it difficult to increase the diffusion area of ​​the methanol liquid, causing the methanol liquid to gather together, resulting in low reaction efficiency and insufficient reaction. Therefore, it is necessary to design a methanol heater to solve the above problems. Utility Model Content

[0004] In view of the above problems and to overcome the defects of the prior art, the utility model proposes a methanol heater. The purpose of the utility model is to facilitate further dispersion of the sprayed methanol liquid, further increase the diffusion speed and range of the methanol liquid, thereby improving the reaction efficiency of the methanol and making the methanol react more fully.

[0005] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is as follows: the utility model includes a heat exchanger, a combustion barrel, an intermediate connector, a fuel pump, an ignition coil, a controller, a motor, an intake fan wheel, an intake cover and a throttle cover, wherein the right end of the combustion barrel is connected with an end cover, the fuel pump is provided with an oil injection port, two groups of guide plates are provided at the inlet of the combustion barrel, and the two groups of guide plates are arranged directly below the oil injection port, a motor is fixed to the outer side of the end cover, a stirring rod is fixed to the output end of the motor, a stirring assembly is fixed on the stirring rod, a driving assembly is provided on the top of the stirring rod, a breaking up assembly is provided on the driving assembly, and the breaking up assembly is rotatably arranged in the combustion barrel.

[0006] Preferably, the two groups of guide plates are installed in an "eight" shape, each group of guide plates includes two guide plates, and the two guide plates are arranged in parallel.

[0007] Preferably, the stirring assembly includes a plurality of stirring plates, each of which is provided with a stirring hole, wherein a portion of the stirring plates are fixed on a stirring rod, connecting rods are fixed at the upper and lower ends of the stirring rod, a spiral rod is fixed between the two connecting rods, and another portion of the stirring plates are evenly distributed on the inner side of the spiral rod.

[0008] Preferably, the driving assembly includes a first bevel gear fixed on the stirring rod, two second bevel gears are meshed on the first bevel gear, and the two second bevel gears are symmetrically distributed. The breaking up assembly is fixed on the two second bevel gears, and the first bevel gear and the two second bevel gears are rotatably arranged in a protective shell, and the protective shell is fixed in the combustion cylinder.

[0009] Preferably, the breaking up assembly includes two breaking up columns, the two breaking up columns are respectively fixed on a second bevel gear, one end of the two breaking up columns are rotatably set on the protective shell, the other end of the two breaking up columns are rotatably set on the support rod, the two support rods are fixed in the combustion cylinder, and a breaking up plate is fixed on the two breaking up columns.

[0010] Compared with the prior art, the utility model has the following beneficial effects:

[0011] The utility model drives a stirring rod and a stirring component by a motor to fully mix the methanol spray and the air in the combustion cylinder, disperses the sprayed methanol spray by the stirring rod, the driving component and the dispersion component to make it mixed with the air, disperses the methanol spray by the guide plate, and increases the diffusion range of the methanol spray, so that the methanol can be more fully burned when ignited, thereby improving the utilization rate. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0013] Figure 2 It is a schematic front view of the structure inside the combustion tube in the utility model.

[0014] Figure markings: 1-combustion tube, 2-guiding plate, 3-oil injection port, 4-stirring rod, 5-stirring plate, 6-connecting rod, 7-screw rod, 8-first bevel gear, 9-second bevel gear, 10-protective shell, 11-breaking column, 12-support rod, 13-breaking plate, 14-motor, 15-end cover. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] The following is combined with Figure 1-2 The specific implementation modes of the present utility model are further described in detail.

[0017] In this embodiment, by Figure 1-2 As shown, the utility model includes a heat exchanger, a combustion tube, an intermediate connector, a fuel pump, an ignition coil, a controller, a motor, an air intake fan wheel, an air intake cover and a throttle cover, wherein the right end of the combustion tube is connected with an end cover, the fuel pump is provided with an injection port, two groups of guide plates 2 are provided at the inlet of the combustion tube 1, the two groups of guide plates 2 are provided just below the injection port 3, the injection port 3 is located between the two groups of guide plates 2, a motor 14 is fixed to the outer side of the end cover 15, a stirring rod 4 is fixed to the output end of the motor 14, the stirring rod 4 is provided in the combustion tube 1, a stirring assembly is fixed on the stirring rod 4, a driving assembly is provided on the top of the stirring rod 4, the driving assembly is provided in the combustion tube 1, a scattering assembly is provided on the driving assembly, and the scattering assembly is rotatably provided in the combustion tube 1;

[0018] The heat exchanger, the combustion tube 1, the intermediate connector, the fuel pump, the ignition coil, the controller, the motor, the air intake fan wheel, the air intake cover, the throttle cover, the right end of the combustion tube 1 is connected to the end cover 15, and the fuel pump is provided with a fuel injection port 3, which is the same as the water-electric integrated heater (heat exchanger, combustion tube, intermediate connector, fuel pump, ignition coil, controller, motor, air intake fan wheel, air intake cover and throttle cover, the right end of the combustion tube is connected to the end cover, and the fuel pump is provided with a fuel injection port) in the application number 201620796228.0, and the working principle of the above structure is as follows:

[0019] When heating the fuel: after installing the heater, connect the water inlet and outlet, the fuel pump inlet and outlet pipes and the cable, turn on the power switch to start the heater, at this time the circulating water pump makes the heat transfer medium water circulate, the controller controls the ignition coil to continuously spark at a certain frequency, the solenoid valve on the fuel pump opens, and the fuel is sprayed out through the fuel injection port and driven by the motor 14 to rotate the stirring rod 4, the stirring rod 4 drives the stirring assembly to rotate, the stirring rod 4 drives the driving assembly to rotate, and the driving assembly drives the breaking assembly to rotate, the methanol liquid is sprayed to the two sets of guide plates 2, moves downward from the two sets of guide plates 2, and the large methanol liquid is broken up again by the breaking assembly, so that the methanol liquid becomes small particles of methanol liquid (that is, methanol spray), which is more dispersed into the air, and then mixed with the inlet The air provided by the gas fan wheel is mixed and burned to release heat. After ignition, the high-temperature gas is turned 180 degrees through the tail end of the flame tube and enters the gas duct between the heat exchanger and the combustion tube. The heat is transferred to the heat transfer medium water spirally flowing in the sealed chamber by the inner plug of the inner sleeve of the heat exchanger and the heat exchange plate arranged on the wall of the inner sleeve. Finally, the gas with a greatly reduced temperature is discharged into the atmosphere through the exhaust port connected to the inner cavity of the outer sleeve. When the water temperature reaches the set temperature, the controller will control the fuel flow rate according to the signal of the water temperature sensor to reduce the heat release. When the water temperature is lower than the set value, the controller will restore the normal fuel supply of the fuel injection port to achieve normal heat supply. The methanol spray is mixed with the air through the stirring component to make the mixture more even and burn more fully when ignited in the heater.

[0020] In this embodiment, by Figure 1-2 As shown, the two groups of guide plates 2 are installed in an "eight" shape, and each group of guide plates 2 includes two guide plates 2. The two guide plates 2 are arranged in parallel. The two groups of guide plates 2 can disperse the methanol spray in two directions, so that its diffusion range is larger and it can be better integrated into the air, so that the ignited methanol spray can burn more fully.

[0021] In this embodiment, by Figure 2 As shown, the stirring assembly includes a plurality of stirring plates 5, each of which is provided with a stirring hole, wherein a portion of the stirring plates 5 is fixed on a stirring rod 4, a connecting rod 6 is fixed at both upper and lower ends of the stirring rod 4, a spiral rod 7 is fixed between the two connecting rods 6, and another portion of the stirring plates 5 is evenly distributed on the inner side of the spiral rod 7, the stirring rod 4 rotates to drive the connecting rod 6 and the spiral rod 7 to rotate, thereby the stirring rod 4 and the spiral rod 7 drive the stirring plates 5 to rotate, and the methanol spray and the air are fully mixed.

[0022] In this embodiment, by Figure 2As shown, the driving assembly includes a first bevel gear 8 fixed on the stirring rod 4, two second bevel gears 9 are meshed on the first bevel gear 8, and the two second bevel gears 9 are symmetrically distributed. The scattering assembly is fixed on the two second bevel gears 9, and the first bevel gear 8 and the two second bevel gears 9 are rotatably set in a protective shell 10. The protective shell 10 is a square shell for protecting the first bevel gear 8 and the second bevel gear 9. The protective shell 10 is fixed in the combustion tube 1. The stirring rod 4 rotates to drive the first bevel gear 8 to rotate, the first bevel gear 8 drives the two second bevel gears 9 to rotate, and the second bevel gear 9 drives the scattering assembly to operate, so as to scatter the large particles of liquid in the methanol spray again.

[0023] In this embodiment, by Figure 2 As shown, the scattering assembly includes two scattering columns 11, the two scattering columns 11 are respectively fixed on a second bevel gear 9, one end of the two scattering columns 11 are rotatably set on the protective shell 10, the other end of the two scattering columns 11 are rotatably set on the support rod 12, the two support rods 12 are fixed in the combustion tube 1, and a scattering plate 13 is fixed on the two scattering columns 11. The second bevel gear 9 rotates to drive the scattering columns 11 to rotate, and the scattering columns 11 drive the scattering plates 13 to rotate to scatter the large particles of liquid in the methanol spray, wherein the rotation direction of the scattering columns 11 is clockwise;

[0024] The rotational connections adopted above are all rotational connections through bearings.

[0025] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A methanol heater, comprising a heat exchanger, a combustion cylinder, an intermediate connector, a fuel pump, an ignition coil, a controller, a motor, an air intake fan wheel, an air intake cover and a throttle cover, wherein the right end of the combustion cylinder is connected to an end cover, and the fuel pump is provided with a fuel injection port, characterized in that: Two groups of guide plates are arranged at the inlet of the combustion tube, and the two groups of guide plates are arranged directly below the oil injection port. A motor is fixed to the outer side of the end cover, a stirring rod is fixed to the output end of the motor, a stirring assembly is fixed on the stirring rod, a driving assembly is arranged on the top of the stirring rod, a breaking up assembly is arranged on the driving assembly, and the breaking up assembly is rotatably arranged in the combustion tube.

2. A methanol heater according to claim 1, characterized in that: The two groups of guide plates are installed in an "eight" shape, and each group of guide plates includes two guide plates, which are arranged in parallel.

3. A methanol heater according to claim 1, characterized in that: The stirring assembly includes multiple stirring plates, each of which is provided with a stirring hole, a part of the stirring plates are fixed on a stirring rod, connecting rods are fixed at the upper and lower ends of the stirring rod, a spiral rod is fixed between the two connecting rods, and another part of the stirring plates are evenly distributed on the inner side of the spiral rod.

4. A methanol heater according to claim 1, characterized in that: The driving assembly includes a first bevel gear fixed on the stirring rod, two second bevel gears are meshed on the first bevel gear, and the two second bevel gears are symmetrically distributed. The breaking up assembly is fixed on the two second bevel gears, and the first bevel gear and the two second bevel gears are rotatably arranged in a protective shell, and the protective shell is fixed in the combustion cylinder.

5. A methanol heater according to claim 4, characterized in that: The breaking up assembly includes two breaking up columns, which are respectively fixed on a second bevel gear, one end of each of the breaking up columns is rotatably set on a protective shell, and the other end of each of the breaking up columns is rotatably set on a support rod, and each of the support rods is fixed in a combustion tube, and a breaking up plate is fixed on each of the two breaking up columns.

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