Combustible liquid gasification control equipment

Abstract

The invention discloses combustible liquid gasification control equipment which comprises a first air compressor, a storage tank, a constant-temperature oil bath pan, a heating pipeline and a heat preservation temporary storage device. Wherein the storage tank is suitable for storing combustible liquid; an inlet of the heating pipeline is communicated with the storage tank, an outlet of the heating pipeline is communicated with an inlet of the heat preservation temporary storage device, and the heating pipeline is located in the constant-temperature oil bath pan. The first air compressor is suitable for conveying combustible liquid in the storage tank into the heating pipeline, the constant-temperature oil bath pan is suitable for being heated to gasify combustible gas in the heating pipeline, and the gasified gas is suitable for being temporarily stored in the heat preservation and temporary storage device in a heat preservation mode. The device can keep gasified gas in a gas state all the time, and avoids the phenomenon that the gas is liquefied again.

Description

Technical Field

[0001] The invention relates to a combustible liquid gasification control device. Background Art

[0002] At present, combustible gas is usually liquefied for transportation convenience. When in use, the liquid to be gasified is gasified in a water bath before being used. A Chinese patent with the announcement number CN218153609U discloses a circulating water bath gasifier, which uses an electric heating key and a heat exchange component to heat the liquid fuel to gasify and volatilize it, and then discharge it for use. However, the output gas cannot maintain a constant temperature, and there is a disadvantage that the gas is re-liquefied. Summary of the invention

[0003] The technical problem to be solved by the present invention is to overcome the defects of the prior art and provide a flammable liquid gasification control device, which can keep the gasified gas in a gaseous state all the time and avoid the phenomenon of gas re-liquefaction.

[0004] In order to solve the above technical problems, the technical solution of the present invention is: a combustible liquid gasification control device, including a first air compressor, a storage tank, a constant temperature oil bath pot, a heating pipeline and a heat preservation temporary storage device; wherein,

[0005] The storage tank is suitable for storing flammable liquids;

[0006] The inlet of the heating pipe is connected to the storage tank, the outlet of the heating pipe is connected to the inlet of the heat preservation temporary storage device, and the heating pipe is located in a constant temperature oil bath pot;

[0007] The first air compressor is suitable for conveying the flammable liquid in the storage tank to the heating pipe, the constant temperature oil bath pot is suitable for being heated to gasify the flammable gas in the heating pipe, and the gasified gas is suitable for being temporarily stored in a heat preservation temporary storage device.

[0008] Furthermore, a pressure gauge is provided on the connecting pipeline between the storage tank and the air compressor;

[0009] And / or a one-way valve and / or an inlet valve are provided on the connecting pipeline between the storage tank and the inlet of the heating pipeline.

[0010] Furthermore, the heating pipe is connected with an emergency safety valve;

[0011] And / or a liquid level alarm for collecting the liquid level in this section is correspondingly provided on the pipe close to the outlet of the heating pipe.

[0012] Furthermore, the heat preservation temporary storage device includes a cavity body and a heat preservation and heating component located outside the cavity body, and the heat preservation and heating component includes a heating layer and a heat preservation layer arranged in sequence from the inside to the outside.

[0013] Furthermore, a heating medium and a heating body located in the heating medium are provided in the heating layer, and the heating body is suitable for heating the heating medium.

[0014] Furthermore, a check valve is provided on the connecting pipeline between the heat-insulating temporary storage device and the heating pipeline.

[0015] Furthermore, the combustible liquid vaporization control device also includes a controller, a thermocouple temperature sensor is provided in the heating layer, the check valve and the thermocouple temperature sensor are connected to the controller, the thermocouple temperature sensor is used to collect the temperature of the heating layer, and control the opening and closing of the check valve through the controller.

[0016] Furthermore, the combustible liquid gasification control device further comprises a second air compressor connected to the inlet of the heat preservation temporary storage device, wherein the second air compressor is suitable for conveying the gas in the heat preservation temporary storage device forward;

[0017] And / or an air pressure sensor is provided at the end of the heat preservation temporary storage device.

[0018] Furthermore, the combustible liquid gasification control device also includes a tubular furnace, the combustion air inlet of the tubular furnace is respectively connected to the air delivery pipeline and the combustible gas delivery pipeline, and the combustible gas delivery pipeline is connected to the outlet of the heat preservation temporary storage device.

[0019] Furthermore, the combustible gas delivery pipeline is connected with a main valve, a pressure reducing valve, a first gas flow meter and an outlet valve;

[0020] And / or the air delivery pipeline is connected to a third air compressor and a second gas flow meter.

[0021] After adopting the above technical solution, the present invention has the following beneficial effects:

[0022] 1. The heat preservation temporary storage device of the present invention has a three-layer structure, the internal cavity body conveys gas, the middle layer is a heating layer for heating the pipeline, and the outer layer is a heat preservation layer for maintaining a constant temperature of the pipeline.

[0023] 2. The present invention can detect the temperature and air pressure of all pipelines, ensure the continuity of the gasification process, regulate the temperature of components, and prevent the gas from re-liquefying;

[0024] 3. The present invention reserves an emergency safety valve and a gas safety valve, which can discharge gas and liquid in an emergency;

[0025] 4. The present invention can realize the gasification of different kinds of liquids, and the remaining gas in the pipeline can be discharged after gasification, and inert gas can be introduced as protection;

[0026] 5. The present invention can adjust the mixing ratio of liquid gasification and air to achieve precise control of the mixed atmosphere; BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 The structure of the combustible liquid gasification control device of the present invention is shown in FIG. Figure 1 ;

[0028] Figure 2 The structure of the combustible liquid gasification control device of the present invention is shown in FIG. Figure 2 . DETAILED DESCRIPTION

[0029] In order to make the contents of the present invention more clearly understood, the present invention is further described in detail below based on specific embodiments in conjunction with the accompanying drawings.

[0030] Embodiment 1

[0031] like Figure 1 , 2 As shown, a combustible liquid gasification control device includes a first air compressor 1, a storage tank 2, a constant temperature oil bath pot 3, a heating pipe 4 and a heat preservation temporary storage device 5; wherein,

[0032] The storage tank 2 is suitable for storing flammable liquids;

[0033] The inlet of the heating pipe 4 is connected to the storage tank 2, the outlet of the heating pipe 4 is connected to the inlet of the heat preservation temporary storage device 5, and the heating pipe 4 is located in the constant temperature oil bath pot 3;

[0034] The first air compressor 1 is suitable for conveying the combustible liquid in the storage tank 2 to the heating pipe 4, the constant temperature oil bath pot 3 is suitable for being heated to gasify the combustible gas in the heating pipe 4, and the gasified gas is suitable for being temporarily stored in the heat preservation temporary storage device 5.

[0035] Specifically, Figure 1 As shown, a pressure gauge 6 is provided on the connecting pipeline between the storage tank 2 and the air compressor; the pressure gauge 6 serves as a pressure reference and adjusts the pressure magnitude.

[0036] Specifically, a one-way valve 7 and an inlet valve 8 are provided on the connecting pipeline between the storage tank 2 and the inlet of the heating pipeline 4. The one-way valve 7 is mainly used to prevent the problem of liquid backflow caused by the pressure fluctuation inside the pipeline, so as to ensure the safety and stability of the gasification process.

[0037] In this embodiment, the storage tank 2 is made of transparent organic glass and has a scale, so as to monitor the remaining volume of the liquid to be gasified in the storage tank 2 .

[0038] Specifically, Figure 1 As shown, an emergency safety valve 9 is connected to the heating pipe 4; the emergency safety valve 9 is mainly used to discharge the liquid in the heating pipe 4 in an emergency.

[0039] In this embodiment, the constant temperature oil bath pot 3 contains methyl silicone oil, and the methyl silicone oil is heated and heat is transferred to the liquid inside the heating pipe 4 to achieve gasification.

[0040] A liquid level alarm 10 for collecting the liquid level of the heating pipe 4 is provided on the pipe near the outlet. The liquid level alarm 10 is mainly used to detect the liquid content in the heating pipe 4. If the alarm sounds, it indicates that all the liquid has been gasified.

[0041] Specifically, Figure 1 As shown, the heat preservation temporary storage device 5 includes a cavity body 11a and a heat preservation heating component located outside the cavity body 11a, and the heat preservation heating component includes a heating layer 11b and a heat preservation layer 11c arranged in sequence from the inside to the outside.

[0042] Specifically, the insulation layer 11c is filled with polyurethane, which acts as a heat-insulating layer to prevent heat loss and maintain a stable temperature. The insulation layer 11c is covered with aluminum foil and stainless steel pipe to ensure the overall strength of the pipeline.

[0043] Specifically, Figure 1 As shown, a heating medium and a heating body 11b1 located in the heating medium are provided in the heating layer 11b, and the heating body 11b1 is suitable for heating the heating medium. The heating body 11b1 can be specifically filled in the heating layer 11b to serve as a heating and temperature raising function. The heating body 11b1 can specifically be a heating sheet resistance wire, and all heating sheet resistance wires are uniformly connected to the controller 12 to control the heating temperature to be consistent with the liquid vaporization temperature. The heating medium can specifically be methyl silicone oil, which is heated by the heating resistance wire, thereby raising the temperature of the heat preservation temporary storage device 5.

[0044] Specifically, Figure 1 As shown, a check valve 13 is provided on the connecting pipeline between the heat preservation temporary storage device 5 and the heating pipeline 4. The check valve 13 prevents the gas from being liquefied and flowing back into the heating pipeline 4.

[0045] Specifically, Figure 1 As shown, the combustible liquid gasification control device also includes a controller 12, a thermocouple temperature sensor 14 is provided in the heating layer 11b, the check valve 13 and the thermocouple temperature sensor 14 are connected to the controller 12, and the thermocouple temperature sensor 14 is used to collect the temperature of the heating layer 11b and control the opening and closing of the check valve 13 through the controller 12. The pipeline temperature is detected in real time, so as to adjust the temperature difference in time to prevent the gas from re-liquefying.

[0046] Specifically, Figure 1As shown, the flammable liquid gasification control device also includes a second air compressor 15 connected to the inlet of the heat preservation temporary storage device 5, and the second air compressor 15 is suitable for conveying the gas in the heat preservation temporary storage device 5 forward; a control valve 16 and a gas safety valve 17 are also connected between the outlet of the second air compressor 15 and the inlet of the heat preservation temporary storage device 5, and the control valve 16 serves as a gas delivery switch of the air compressor. The gas safety valve 17 is mainly used to discharge the gasified flammable liquid in an emergency.

[0047] A pressure sensor 18 is provided at the end of the heat preservation temporary storage device 5 , and the pressure sensor 18 can be connected to the controller 12 . The pressure in the heat preservation temporary storage device 5 is monitored by the pressure sensors 18 and 19 to reflect the residual gas in the heat preservation temporary storage device 5 .

[0048] Specifically, Figure 2 As shown, the combustible liquid gasification control device also includes a tubular furnace 19, the combustion air inlet of the tubular furnace 19 is respectively connected to the air delivery pipeline and the combustible gas delivery pipeline, and the combustible gas delivery pipeline is connected to the outlet of the heat preservation temporary storage device 5. The tubular furnace 19: on the one hand, it is used as a combustion chamber, and the sample can be suspended and placed, and the indoor atmosphere is a mixture of fuel atmosphere and air atmosphere. On the other hand, it is used for heating, and the combustion chamber temperature can be adjusted to control the ambient temperature of the sample.

[0049] Specifically, Figure 2 As shown, the combustible gas delivery pipeline is connected with a main valve 20, a pressure reducing valve 21, a first gas flow meter 22 and an outlet valve 22a; the main valve 20 controls the main switch of the instrument gas output; the pressure reducing valve 21: since the gas delivery power source is the pressurization of the second air machine, the pressure reducing valve 21 is designed at the end to achieve the purpose of regulating the pressure of the gas at the output port.

[0050] Specifically, Figure 2 As shown, the air delivery pipeline is connected with a third air compressor 23 and a second gas flow meter 24. The first gas flow meter 22 is used to adjust the gas flow of the gasified liquid, and the second gas flow meter 24 is used to adjust the gas flow of the air, so as to accurately control the proportion of gas entering the combustion chamber.

[0051] Embodiment 2

[0052] With ethanol as the combustion aid, wherein the ethanol vapor content is 100%, the working method of the combustible liquid gasification control device in Example 1 is as follows:

[0053] (1) Ensure that the volume of liquid ethanol in storage tank 2 is not less than 1000 ml;

[0054] (2) Turn on the first air compressor 1 at the upper end of the storage tank 2 to pressurize the pipeline. According to the indication of the pressure gauge 6, the pressure is increased to 0.5 MPa. The starting pressure of the first air compressor 1 is set to 0.3 MPa, and the stop working pressure is set to 0.5 MPa. Open the inlet valve 8 to control the liquid ethanol to flow into the heating pipeline 4. According to the scale of the storage tank 2, put 250 ml of the liquid ethanol to be gasified into the heating pipeline 4, and then close the inlet valve 8;

[0055] (3) The temperature of the constant temperature oil bath 3 is set to 100° C. When the liquid level alarm 10 at the lowest point in the constant temperature oil bath 3 sounds an alarm, the liquid ethanol in the heating pipe 4 has been completely vaporized, and the temperature of the constant temperature oil bath 3 is kept at 100° C.;

[0056] (4) When the liquid level alarm 10 at the lowest position of the constant temperature oil bath 3 sounds an alarm and the temperature is kept constant at 100° C. for 5 minutes, the controller 12 controls the heat preservation temporary storage device 5 to heat up until the temperature reaches 100° C. The heat preservation temporary storage device 5 is kept constant at 100° C. for 5 minutes, and then the check valve 13 is opened to allow ethanol vapor to pass into the heat preservation temporary storage device 5;

[0057] (5) Observe the changes in the air pressure sensor 18. When the reading is stable, it means that the pipeline gas has been transported from the heating pipeline 4 to the insulation temporary storage device 5, and then close the check valve 13;

[0058] (6) Open the main valve 20 to allow the gas to flow to the combustion chamber, and adjust the first gas flow meter 22 to the required flow value; open the outlet valve 22a to allow the gas to flow to the tube furnace 19. Note that the second gas flow meter 24 is closed at this time;

[0059] (7) Adjust the tube furnace 19 to the temperature required for the experiment as a combustion chamber, and hang samples to simulate the experimental requirements under mixed atmosphere conditions;

[0060] (8) After completion, the tubular furnace 19 is closed to cool down, and the outlet is passed into water for tail gas treatment. The outlet valve 22a is closed, the third air compressor 23 and the second gas flow meter 24 are opened, and air is passed into the tubular furnace 19 for 10 minutes to exhaust the residual ethanol vapor inside, and then the third air compressor 23 is closed; the controller 12 controls the heat preservation temporary storage device 5 to cool down; the constant temperature oil bath pot 3 is closed; the main valve 20 is closed, the emergency safety valve 9 is opened, the second air compressor 15 and the control valve 16 are opened, and protective gas (argon, helium, etc.) is passed in, and the remaining gasified flammable liquid in the pipeline is discharged from the emergency safety valve 9, and then the emergency safety valve 9, the second air compressor 15 and the control valve 16 are closed in sequence.

[0061] Embodiment 3

[0062] Using ethanol as the combustion aid, the ethanol vapor content is 10%, and the rest is air; the working method of the combustible liquid gasification control device in Example 1 is as follows:

[0063] (1) Ensure that the volume of liquid ethanol in storage tank 2 is not less than 1000 ml;

[0064] (2) Turn on the first air compressor 1 at the upper end of the storage tank 2 to pressurize the pipeline. According to the indication of the pressure gauge 6, the pressure is increased to 0.5 MPa. The starting pressure of the first air compressor 1 is set to 0.3 MPa, and the stopping pressure is set to 0.5 MPa. Open the inlet valve 8 to control the liquid ethanol to flow into the heating pipeline 4. According to the scale of the storage tank 2, put 250 ml of the liquid ethanol to be vaporized into the heating pipeline, and then close the inlet valve 8;

[0065] (3) The temperature of the constant temperature oil bath 3 is set to 100° C. When the liquid level alarm 10 at the lowest point in the constant temperature oil bath 3 sounds an alarm, the liquid ethanol in the heating pipe 4 has been completely vaporized, and the temperature of the constant temperature oil bath 3 is maintained at 100° C.;

[0066] (4) When the liquid level alarm 10 at the lowest position of the constant temperature oil bath 3 sounds an alarm and the temperature is kept constant at 100° C. for 5 minutes, the controller 12 controls the heat preservation temporary storage device 5 to heat up until the temperature reaches 100° C. The heat preservation temporary storage device 5 is kept constant at 100° C. for 5 minutes, and then the check valve 13 is opened to allow ethanol vapor to pass into the heat preservation temporary storage device 5;

[0067] (5) Observe the changes in the air pressure sensor 18. When the reading is stable, it means that the pipeline gas has been transported from the heating pipeline 4 to the insulation temporary storage device, and then close the check valve 13;

[0068] (6) Adjust the main valve 20 to allow the gas to flow to the combustion chamber, and adjust the first gas flow meter 22 to 0.1 L / min; open the outlet valve 22a to allow the gas to flow to the tubular furnace 19, turn on the third air compressor 23, and adjust the second gas flow meter 24 to 0.9 L / min.

[0069] (7) Adjust the tube furnace 19 to the temperature required for the experiment as a combustion chamber, and hang samples to simulate the experimental requirements under mixed atmosphere conditions;

[0070] (8) After completion, the tubular furnace 19 is closed to cool down, and the outlet is passed into water for tail gas treatment. The outlet valve 22a is closed, and the second gas flow meter 24 is fully opened to allow air to flow into the tubular furnace 19 for 10 minutes to exhaust the residual ethanol vapor inside, and then the third air compressor 23 is closed; the controller 12 controls the heat preservation temporary storage device 5 to cool down; the constant temperature oil bath pot 3 is closed; the main valve 20 is closed, the emergency safety valve 9 is opened, the second air compressor 15 and the control valve 16 are opened, and protective gas (argon, helium, etc.) is passed in, and the remaining gasified flammable liquid in the pipeline is discharged from the emergency safety valve 9, and then the emergency safety valve 9, the second air compressor 15 and the control valve 16 are closed in sequence.

[0071] Embodiment 4

[0072] Taking gasoline as the combustion aid, wherein the gasoline vapor content is 100%, the working method of the combustible liquid gasification control device in Example 1 is as follows:

[0073] (1) Ensure that the volume of liquid gasoline in storage tank 2 is not less than 1000 ml;

[0074] (2) Open the first air compressor 1 at the upper end of the storage tank 2 to pressurize the pipeline. According to the indication of the pressure gauge 6, the pressure is increased to 0.5 MPa. The starting pressure of the first air compressor 1 is set to 0.3 MPa, and the stop working pressure is set to 0.5 MPa. Open the inlet valve 8 to control the liquid gasoline to flow into the heating pipeline 4. According to the scale of the storage tank 2, put 250 ml of the liquid gasoline to be gasified into the heating pipeline, and then close the inlet valve 8;

[0075] (3) The temperature of the constant temperature oil bath 3 is set to 240° C. When the liquid level alarm 10 at the lowest point in the constant temperature oil bath 3 sounds an alarm, the liquid gasoline in the heating pipe 4 has been completely vaporized, and the temperature of the constant temperature oil bath 3 is maintained at 240° C.;

[0076] (4) When the liquid level alarm 10 at the lowest position of the constant temperature oil bath 3 sounds an alarm and the temperature is kept constant at 240° C. for 5 minutes, the controller 12 controls the heat preservation temporary storage device 5 to heat up, and the temperature reaches 240° C. The heat preservation temporary storage device 5 is kept at a constant temperature of 100° C. for 5 minutes, and then the check valve 13 is opened to allow ethanol vapor to enter the heat preservation temporary storage device 5;

[0077] (5) Observe the changes in the air pressure sensor 18. When the reading is stable, it means that the pipeline gas has been transported from the heating pipeline 4 to the insulation temporary storage device, and then close the check valve 13;

[0078] (6) Open the main valve 20 to allow the gas to flow to the combustion chamber, and adjust the first gas flow meter 22 to the maximum flow rate; open the outlet valve 22a to allow the gas to flow to the tubular furnace 19, and close the second gas flow meter 24 to make the air ratio 0%;

[0079] (7) Adjust the tube furnace 19 to the temperature required for the experiment as a combustion chamber, and hang samples to simulate the experimental requirements under mixed atmosphere conditions;

[0080] (8) After completion, the tubular furnace 19 is closed to cool down, and the outlet is passed into water for tail gas treatment. The outlet valve 22a is closed, the third air compressor 23 and the second gas flow meter 24 are opened, and air is passed into the tubular furnace 19 for 10 minutes to exhaust the residual gasoline vapor inside, and then the third air compressor 23 is closed; the controller 12 controls the heat preservation temporary storage device 5 to cool down; the constant temperature oil bath pot 3 is closed; the main valve 20 is closed, the emergency safety valve 9 is opened, the second air compressor 15 and the control valve 16 are opened and protective gas (argon, helium, etc.) is passed in, and the remaining gasified liquid gasoline in the pipeline is discharged from the emergency safety valve 9, and then the emergency safety valve 9, the second air compressor 15 and the valve 16 are closed in sequence.

[0081] Embodiment 5

[0082] Using gasoline as the combustion aid, wherein the gasoline vapor content is 10% and the rest is air, the working method of the combustible liquid gasification control device in Example 1 is as follows:

[0083] (1) Ensure that the volume of liquid gasoline in storage tank 2 is not less than 1000 ml;

[0084] (2) Turn on the first air compressor 1 at the top of the storage tank 2 to pressurize the pipeline. According to the pressure gauge 6, pressurize it to 0.5 MPa. Set the starting pressure of the first air compressor 1 to 0.3 MPa and the stopping pressure to 0.5 MPa. Open the inlet valve 8 to control the liquid gasoline to flow into the heating pipeline 4. According to the scale of the storage tank 2, put 250 ml of the liquid gasoline to be gasified into the heating pipeline 4, and then close the inlet valve 8;

[0085] (3) The temperature of the constant temperature oil bath 3 is set to 240° C. When the liquid level alarm 10 at the lowest point in the constant temperature oil bath 3 sounds an alarm, the liquid gasoline in the heating pipe 4 has been completely vaporized, and the temperature of the constant temperature oil bath 3 is maintained at 240° C.;

[0086] (4) When the liquid level alarm 10 at the lowest position of the constant temperature oil bath 3 sounds an alarm and the temperature is kept constant at 240° C. for 5 minutes, the controller 12 controls the heat preservation temporary storage device 5 to heat up, and the temperature reaches 240° C. The heat preservation temporary storage device 5 is kept at a constant temperature of 100° C. for 5 minutes, and then the check valve 13 is opened to allow ethanol vapor to enter the heat preservation temporary storage device 5;

[0087] (5) Observe the changes in the air pressure sensor 18. When the reading is stable, it means that the pipeline gas has been transported from the heating pipeline 4 to the insulation temporary storage device, and then close the check valve 13;

[0088] (6) Adjust the main valve 20 to allow the gas to flow to the combustion chamber, and adjust the first gas flow meter 22 to 0.1 L / min; open the outlet valve 22a to allow the gas to flow to the tubular furnace 19, turn on the second air compressor 23, and adjust the second gas flow meter 24 to 0.9 L / min.

[0089] (7) Adjust the tube furnace 19 to the temperature required for the experiment as a combustion chamber, and hang samples to simulate the experimental requirements under mixed atmosphere conditions;

[0090] (8) After completion, the tubular furnace 19 is closed to cool down, and the outlet is passed into water for tail gas treatment. The outlet valve 22a is closed, and the second gas flow meter 24 is fully opened to allow air to flow into the tubular furnace 19 for 10 minutes to exhaust the residual combustible gas components inside, and then the third air compressor 23 is closed; the controller 12 controls the heat preservation temporary storage device 5 to cool down; the constant temperature oil bath pot 3 is closed; the main valve 20 is closed, the emergency safety valve 9 is opened, the third air compressor 15 and the control valve 16 are opened and protective gas (argon, helium, etc.) is passed in, and the remaining gasified liquid gasoline in the pipeline is discharged from the emergency safety valve 9, and then the emergency safety valve 9, the second air compressor 15 and the control valve 16 are closed in sequence.

[0091] The specific embodiments described above further illustrate the technical problems, technical solutions and beneficial effects solved by the present invention. It should be understood that the above are only specific embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A combustible liquid gasification control device, characterized in that: It comprises a first air compressor (1), a storage tank (2), a constant temperature oil bath (3), a heating pipe (4) and a heat preservation temporary storage device (5); wherein: The storage tank (2) is suitable for storing flammable liquids; The inlet of the heating pipe (4) is connected to the storage tank (2), the outlet of the heating pipe (4) is connected to the inlet of the heat preservation temporary storage device (5), and the heating pipe (4) is located in the constant temperature oil bath pot (3); The first air compressor (1) is suitable for conveying the flammable liquid in the storage tank (2) to the heating pipe (4), the constant temperature oil bath pot (3) is suitable for being heated to gasify the flammable gas in the heating pipe (4), and the gasified gas is suitable for being temporarily stored in a heat preservation temporary storage device (5).

2. The combustible liquid vaporization control device according to claim 1, characterized in that: A pressure gauge (6) is provided on the connecting pipeline between the storage tank (2) and the air compressor; And / or a one-way valve (7) and / or an inlet valve (8) is provided on the connecting pipeline between the storage tank (2) and the inlet of the heating pipeline (4).

3. The combustible liquid vaporization control device according to claim 1, characterized in that: The heating pipe (4) is connected with a safety valve; And / or a liquid level alarm (10) for collecting the liquid level in this section is correspondingly provided on the pipeline close to the outlet of the heating pipeline (4).

4. The combustible liquid vaporization control device according to claim 1, characterized in that: The heat-insulating temporary storage device (5) comprises a cavity body (11a) and a heat-insulating heating component located outside the cavity body (11a), wherein the heat-insulating heating component comprises a heating layer (11b) and a heat-insulating layer (11c) which are sequentially arranged from the inside to the outside.

5. The combustible liquid vaporization control device according to claim 4, characterized in that: The heating layer (11b) is provided with a heating medium and a heating body (11b1) located in the heating medium, and the heating body (11b1) is suitable for heating the heating medium.

6. The combustible liquid vaporization control device according to claim 4, characterized in that: A check valve (13) is provided on the connecting pipeline between the heat-insulating temporary storage device (5) and the heating pipeline (4).

7. The combustible liquid vaporization control device according to claim 6, characterized in that: The invention also comprises a controller (12), a thermocouple temperature sensor (14) is provided in the heating layer (11b), the check valve (13) and the thermocouple temperature sensor (14) are connected to the controller (12), and the thermocouple temperature sensor (14) is used to collect the temperature of the heating layer (11b) and control the opening and closing of the check valve (13) through the controller (12).

8. The combustible liquid vaporization control device according to claim 1, characterized in that: It also includes a second air compressor (15) connected to the inlet of the heat preservation temporary storage device (5), and the second air compressor (15) is suitable for conveying the gas in the heat preservation temporary storage device (5) forward; And / or an air pressure sensor (18) is provided at the end of the heat preservation temporary storage device (5).

9. The combustible liquid vaporization control device according to claim 1, characterized in that: It also includes a tubular furnace (19), wherein the combustion air inlet of the tubular furnace (19) is respectively connected to an air delivery pipeline and a combustible gas delivery pipeline, and the combustible gas delivery pipeline is connected to the outlet of the heat preservation temporary storage device (5).

10. The combustible liquid vaporization control device according to claim 9, characterized in that: The combustible gas delivery pipeline is connected with a main valve (20), a pressure reducing valve (21), a first gas flow meter (22) and an outlet valve (22a); And / or the air delivery pipeline is connected to a third air compressor (23) and a second gas flow meter (24).

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