CN212106085U

CN212106085U - Gasoline-free methanol automobile

Info

Publication number: CN212106085U
Application number: CN202020537034.5U
Authority: CN
Inventors: 王辉; 张亚东
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2020-12-08
Anticipated expiration: 2030-04-13

Abstract

The utility model discloses a no petrol methyl alcohol car can not use petrol all the year round, adopts single oil tank oil circuit, does not change any mechanical structure of engine, avoids the complicated design of current methyl alcohol car, provides new thinking for the popularization of methyl alcohol car, and the concrete implementation is: in cold starting, an external heater is adopted to heat the circulating water of the engine to be more than 20 ℃, and the function of preheating in advance is realized through time and temperature control; a double-pump series mode is adopted, so that the problem of pertinence of the safety of the methanol automobile is solved; has the dual-purpose functions of gasoline/methanol fuel; this design belongs to the auxiliary device of conventional gasoline car, does not influence original function of former car, and can dismantle.

Description

Gasoline-free methanol automobile

Technical Field

The utility model relates to a methanol automobile technical field specifically indicates a no gasoline methanol automobile.

Background

The existing various methanol automobiles basically adopt a mode of gasoline cold start and methanol burning of a hot automobile, two kinds of fuels are needed, a gasoline auxiliary tank and an oil supply device are configured, an oil rail and even an engine air inlet channel need to be changed, the defects of complexity, high failure rate, high cost and difficult arrangement exist, particularly the gasoline auxiliary tank is not beneficial to installation, and the safety is low; methanol is used in a gasoline engine, because the methanol heat value is only 50 percent of the gasoline heat value, 2 times of injection amount is needed, however, when the automobile runs at high speed and the engine runs at high speed, the fuel injection pulse width is connected before and after delaying, namely the fuel injection nozzle is fully opened, namely the methanol controller has the largest gear, the injection amount is still insufficient, the air-fuel ratio is lean, the power is insufficient, the methanol controller does not go at the highest speed, and a fault lamp is bright; the alcohol-resistant pump in the existing methanol automobile is not durable, and the oil pump which is unpredictable is damaged, so that the automobile cannot run suddenly, and potential safety hazards are brought.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve foretell various problems, provide a simple structure, to the fault rate low, methyl alcohol injection volume sufficient, durable no petrol methyl alcohol car of resistant alcohol pump.

In order to solve the technical problem, the utility model provides a technical scheme does: a gasoline-free methanol automobile comprises an oil tank, wherein a first pipeline is communicated with the upper surface of the oil tank, a first end of the first pipeline extending into the oil tank is communicated with a built-in oil pump, a filter is communicated with the other end of the first pipeline, a second pipeline is communicated with the other end of the filter, an external alcohol-resistant pump is communicated with the other end of the second pipeline, a third pipeline is communicated with the other end of the external alcohol-resistant pump, a 4b filtering pressure valve is communicated with the other end of the third pipeline, a fourth pipeline is communicated with the other end of the 4b filtering pressure valve, an engine is communicated with the other end of the fourth pipeline, a methanol controller is arranged on the engine, a water heating parking heater is electrically connected with the engine through a lead, an oil return pipe is communicated between the 4b filtering pressure valve and the oil tank, a fifth pipeline is communicated between the side surface of the second pipeline and the oil tank, and one end of the pipeline five extending into the oil tank is communicated with a 3b pressure valve.

As a modification, the parking water heating heater is of a type YJ-Q16.3.

As a modification, the methanol controller is model LOA 21.

Compared with the prior art, the utility model the advantage lie in: when the utility model is used, the parking water heating heater can heat the engine to a certain extent, so that the engine can be started in a hot state, and the cold vehicle abrasion of the engine caused by cold vehicle starting is avoided; the 4b filtering pressure valve and the 3b pressure valve are arranged to increase the oil supply pressure from 3b to 4b, so that the methanol can be sufficiently injected; the arrangement of the double-pump series mode of the internal oil pump and the external alcohol-resistant pump can ensure that the vehicle normally runs by using the oil supplied by the internal pump under the condition that the external alcohol-resistant pump is damaged once.

Drawings

Fig. 1 is a schematic structural diagram of the gasoline-free methanol automobile of the present invention.

As shown in the figure: 1. an oil tank; 2. a first pipeline; 3. an oil pump; 4. a filter; 5. a second pipeline; 6. an external alcohol-resistant pump; 7. a third pipeline; 8. 4b a filtration pressure valve; 9. a fourth pipeline; 10. an engine; 11. a methanol controller; 12. parking water heating heater; 13. an oil return pipe; 14. a fifth pipeline; 15. 3b pressure valve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to the attached drawing 1, a gasoline-free methanol automobile comprises an oil tank 1, wherein a first pipeline 2 is communicated with the upper surface of the oil tank 1, one end of the first pipeline 2 extending into the oil tank 1 is communicated with an internal oil pump 3, the other end of the first pipeline 2 is communicated with a filter 4, the other end of the filter 4 is communicated with a second pipeline 5, the other end of the second pipeline 5 is communicated with an external alcohol-resistant pump 6, the other end of the external alcohol-resistant pump 6 is communicated with a third pipeline 7, the other end of the third pipeline 7 is communicated with a 4b filtering pressure valve 8, the other end of the 4b filtering pressure valve 8 is communicated with a fourth pipeline 9, the other end of the fourth pipeline 9 is communicated with an engine 10, a methanol controller 11 is arranged on the engine 10, a parking water heating heater 12 is electrically connected with the engine 10 through a lead, and an oil return pipe 13 is communicated between the 4b filtering pressure valve 8 and the oil tank 1, and a fifth pipeline 14 is communicated between the side surface of the second pipeline 5 and the oil tank 1, and a 3b pressure valve 15 is communicated at one end of the fifth pipeline 14 extending into the oil tank 1.

The parking water heating heater 12 is YJ-Q16.3.

The methanol controller 11 is model LOA 21.

The utility model discloses a concrete implementation mode:

1. cold start working principle: as long as the temperature of the engine 10 is higher than 20 ℃, the methanol can be normally started, a heater is connected in series with a warm air water pipe of an original vehicle to heat circulating water of the engine, and the heater belongs to a scheme. The car adopts the parking water heating heater 12, is convenient for install in the engine compartment. The control mode is 'time + temperature' double-parameter control, and automatic heating is carried out in advance, for example, the time is set to be 6.00-20: and 00, starting the engine, switching on a temperature controller circuit, starting a heater if the temperature of the engine is detected to be lower than 20 ℃, stopping heating when the temperature of water is increased to 50 ℃, and directly igniting and starting the methanol at any time for 3-4 hours. The heater does not need to be started manually.

In view of the fact that the heater can be used in various energy modes, a battery/mains supply, gasoline, diesel oil, methanol, ethanol, liquefied gas and the like can be used, and even the engine can be used for refluxing after hot water is kept warm, no specific regulation is made.

2. An external alcohol-resistant pump 6 and a 4b filtering pressure valve 8 are connected in series at the outlet of the filter 4 on the oil path of the original vehicle, the outlet of the 4b filtering pressure valve 8 is connected to an engine 10 through a fourth pipeline 9, and the 4b filtering pressure valve 8 is directly connected to the oil tank 1 through an oil return pipe 13.

3. The methanol vehicle used comprises: methanol is filled in the oil tank 1;

3-1, use of parking water heating heater 12: the heater is automatically started through parameter input of the parking water heating heater 12, for example, the heater is powered on when the set period is 7.00-20.00, the temperature controller detects that the temperature of the engine is lower than 20 ℃ (for example, -40 ℃), the heater is started to heat circulating water of the engine 10, and the heater is powered off when the water temperature reaches 50 ℃ (the temperature is manually set, generally between 40 and 60 ℃), and heating is stopped. Therefore, the temperature of the engine is not lower than 20 ℃ in the period of 7.00-20.00. Then the engine is started at any time, and the methanol is injected to directly ignite for running.

If the engine is started beyond the time, the time controller is short-circuited.

If the time controller is set to be all day long, the engine can be directly started at any time.

3-2, oil circuit operation: the built-in oil pump 3 is powered off, the external alcohol-resistant pump 6 is powered on to work, oil is absorbed through the built-in oil pump 3 and the filter 4, the oil is pressurized through the pump, and then the pressure valve 8 is filtered through the filter 4b, so that the effects of stabilizing oil pressure and filtering impurities are achieved, and the engine 10 is supplied with oil.

4. When the gasoline tank is used as a conventional gasoline vehicle, gasoline or a mixture of methanol and gasoline is added into the gasoline tank 1 in any proportion.

The internal oil pump 3 is electrified to work, and the external alcohol-resistant pump 6 is powered off and does not work. Gasoline passes through an internal oil pump 3, a filter 4, an external alcohol-resistant pump 6-4 b, a filter pressure valve 8, a pipeline IV 9 and an engine 10. The fuel passes through the 3b pressure release valve 15 in advance, the oil line pressure is kept to be 3b, and then the 4b filtering pressure valve 8 cannot reach the working pressure without leakage and only has the filtering function.

5. The circuit switching of the internal and external oil pumps belongs to industry familiarity and is not described.

6. The methanol controller 11 is used to switch between methanol and gasoline, and is a common technology in the industry and will not be described.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The gasoline-free methanol automobile is characterized by comprising an oil tank (1), wherein a first pipeline (2) is communicated and arranged on the oil tank (1), one end, extending into the oil tank (1), of the first pipeline (2) is communicated and provided with an internal oil pump (3), the other end of the first pipeline (2) is communicated and provided with a filter (4), the other end of the filter (4) is communicated and provided with a second pipeline (5), the other end of the second pipeline (5) is communicated and provided with an external alcohol-resistant pump (6), the other end of the external alcohol-resistant pump (6) is communicated and provided with a third pipeline (7), the other end of the third pipeline (7) is communicated and provided with a fourth 4b filtering pressure valve (8), the other end of the fourth pipeline (9) is communicated and provided with a fourth engine (10), and the engine (10) is provided with a methanol controller (11), engine (10) are equipped with parking hot-water heating heater (12) through the wire electricity even, 4b filter pressure valve (8) with the intercommunication is equipped with back oil pipe (13) between oil tank (1), the side of pipeline two (5) with the intercommunication is equipped with pipeline five (14) between oil tank (1), pipeline five (14) stretch into to one of in oil tank (1) is served and is communicate and be equipped with 3b pressure valve (15).