CN213901120U

CN213901120U - Combined heating distribution device

Info

Publication number: CN213901120U
Application number: CN202022803420.7U
Authority: CN
Inventors: 蔡奥捷; 蔡光发; 罗安顺
Original assignee: Hubei Sanheng Electrical Equipment Co ltd
Current assignee: Hubei Sanheng Electrical Equipment Co ltd
Priority date: 2020-11-28
Filing date: 2020-11-28
Publication date: 2021-08-06
Anticipated expiration: 2030-11-28

Abstract

The utility model relates to a combination formula heating technology field specifically is combination formula heating distribution device, including the vaporizer, the inside of vaporizer is provided with the heat medium heater, the inside of heat medium heater is provided with the finned tube, the inside of finned tube is provided with the baffling fin, the inside of vaporizer is provided with multilayer distributor, the below of multilayer distributor is provided with the spoiler, the spoiler is fixed at the inner wall of vaporizer, and the bottom of vaporizer is pegged graft and is had the gas export, the top surface of vaporizer is pegged graft and is had electric heater, electric heater's outside cover is equipped with the electric heating sleeve pipe, the electric heating sleeve pipe is in the inside of vaporizer; the beneficial effects are that: the utility model provides a box-like heating distribution device realizes small in size, simple structure is compact, and the function that heat exchange efficiency is high to can strengthen the mixed gas and can also improve mixed gas mixing degree under the condition of intensive heating effect, make the fuel mix more fully evenly.

Description

Combined heating distribution device

Technical Field

The utility model relates to a combination formula heating technology field specifically is combination formula heating distribution device.

Background

In the process of gasifying the light hydrocarbon oil, the fuel oil is changed into gaseous mixed fuel gas from a liquid state through the gasifying device, the latent heat of gasification needs to be absorbed, and the temperature of the gasifying chamber is reduced due to the required heat, so that the gasifying effect is influenced. Therefore, the gasification system needs to be provided with a heating unit to generate corresponding heat to supply mixed fuel gas, so as to ensure the stable operation of the gasification system, the heat supply is divided into two parts, wherein the mixed air and fuel oil preheated by the combined preheater can bring most of the heat, but the heater needs to be arranged in the gasification tank to provide the other part of the heat during cold start. Because the space in the gasification tank is limited, the volume of the heater cannot be made to be larger, and the heater can only be designed into a product with compact structure, high heat exchange efficiency and convenient manufacture and installation in the limited space; therefore, the utility model provides a combination formula heating distribution device is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a combination formula heating distributor to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a combined heating and distributing device comprises a gasifier, wherein a heat medium heater is arranged inside the gasifier, finned tubes are arranged inside the heat medium heater, baffling fins are arranged inside the finned tubes, a multilayer distributor is arranged inside the gasifier, a spoiler is arranged below the multilayer distributor and fixed on the inner wall of the gasifier, a gas outlet is inserted into the bottom of the gasifier, an electric heater is inserted into the top surface of the gasifier, an electric heating sleeve is sleeved outside the electric heater and positioned inside the gasifier, a light hydrocarbon composite atomizer is arranged inside the gasifier, an atomized air conveying pipe and a fuel conveying pipe are inserted into the surface of the light hydrocarbon composite atomizer, a high-pressure air pipe is inserted into the surface of the light hydrocarbon composite atomizer, and the other end of the high-pressure air pipe is inserted into the surface of the air preheater, the high-pressure fan is arranged on the body of the high-pressure air pipe, and the expansion pipe is inserted on the top surface of the gasifier.

Preferably, the vaporizer is of a square frame structure, the heat medium heater is located in the middle of the vaporizer, the fin tubes are arranged in plurality, and the fin tubes are arranged and distributed along the inner wall of the heat medium heater at equal intervals.

Preferably, the finned tube is of a square frame structure, the deflection fin is of a square plate structure and comprises vertical plates and inclined plates, the inclined plates are fixed on the surfaces of the vertical plates, and the inclined plates are provided with two groups of inclined plates which are respectively distributed on two sides of the vertical plates.

Preferably, the electric heater penetrates through the top plate of the gasifier and the heat medium heater, and the electric heating sleeve is positioned between the bottom surface of the top plate of the gasifier and the top surface of the bottom plate of the heat medium heater.

Preferably, the light hydrocarbon composite atomizer and the expansion pipe are symmetrically distributed around the electric heater, and the expansion pipe penetrates through the top plates of the gasifier and the heat medium heater.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a box-like heating distribution device realizes small in size, simple structure is compact, and the function that heat exchange efficiency is high to can strengthen the mixed gas and can also improve mixed gas mixing degree under the condition of intensive heating effect, make the fuel mix more fully evenly.

Drawings

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

fig. 2 is a schematic view of the structure of the baffle fin of the present invention.

In the figure: the device comprises an atomizing air delivery pipe 1, a fuel delivery pipe 2, a light hydrocarbon composite atomizer 3, an electric heater 4, a gasifier 5, a baffling fin 6, a heat medium heater 7, a multi-layer distributor 8, a spoiler 9, a fuel gas outlet 10, a high-pressure air pipe 11, a high-pressure fan 12, an air preheater 13, a finned tube 14, an electric heating sleeve 15 and an expansion tube 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 2, the present invention provides a technical solution: the combined type heating distribution device comprises a gasifier 5, a heat medium heater 7 is arranged inside the gasifier 5, finned tubes 14 are arranged inside the heat medium heater 7, the gasifier 5 is of a square frame structure, the heat medium heater 7 is located in the middle of the gasifier 5, the finned tubes 14 are arranged in a plurality, the finned tubes 14 are arranged along the inner wall of the heat medium heater 7 in equal size at equal intervals, baffling fins 6 are arranged inside the finned tubes 14, the finned tubes 14 are of square frame structures, the baffling fins 6 are of square plate structures, the baffling fins 6 comprise vertical plates and inclined plates, the inclined plates are fixed on the surfaces of the vertical plates, the inclined plates are provided with two groups, and the two groups of inclined plates are respectively distributed on two sides of the vertical plates;

the inside of vaporizer 5 is provided with multilayer distributor 8, the below of multilayer distributor 8 is provided with spoiler 9, spoiler 9 is fixed at the inner wall of vaporizer 5, and the bottom of vaporizer 5 is spliced with gas outlet 10, the top surface of vaporizer 5 is spliced with electric heater 4, the outside cover of electric heater 4 is equipped with electric heating sleeve 15, electric heater 4 runs through the roof and heat medium heater 7 of vaporizer 5, electric heating sleeve 15 is between the roof bottom surface of vaporizer 5 and the bottom plate top surface of heat medium heater 7, electric heating sleeve 15 is in the inside of vaporizer 5, the inside of vaporizer 5 is provided with light hydrocarbon composite atomizer 3, the surface of light hydrocarbon composite atomizer 3 is spliced with atomized air duct 1 and fuel duct 2, and the surface of light hydrocarbon composite atomizer 3 is spliced with high-pressure air pipe 11, the other end of high-pressure air pipe 11 is spliced on the surface of air preheater 13, the high-pressure fan 12 is arranged on the pipe body of the high-pressure air pipe 11, the expansion pipe 16 is inserted into the top surface of the gasifier 5, the light hydrocarbon composite atomizer 3 and the expansion pipe 16 are symmetrically distributed about the electric heater 4, and the expansion pipe 16 penetrates through the top plates of the gasifier 5 and the heat medium heater 7.

The working principle is as follows: heating the heat medium oil: after the electric heater 4 is started, the heat medium oil is heated, the heating intensity of the heat medium oil in the electric heating sleeve 15 is fast increased, the volume of the heat medium oil is expanded, and part of the heat medium oil flows to the expansion pipe 16 through a small-caliber communication pipe connected with the expansion pipe 16; the cooled heat medium oil sinks to the inner cavity of the cylinder body of the heat medium heater 7 and is heated again so as to form natural circulation of the heat medium oil, so that the temperature of the heat medium oil is kept uniform; the upper end of the expansion pipe 16 is provided with an expansion tank which is communicated with the atmosphere and can release the liquid pressure generated by expansion, thereby realizing safe non-pressure operation; controlling the temperature of the heating medium oil: the electric heater 4 stops working at high temperature and automatically starts at low temperature; if the alarm value exceeds the design alarm value, an overtemperature alarm signal of the heating medium is sent out.

Heating and mixing the gasified mixed gas: the electric heating sleeve 15, the cylinder body of the electric heater 4 and the expansion pipe 16 which are contacted with the heat medium oil are continuously heated to raise the temperature and transfer the heat to the mixed gas contacted with the components; the part of the electric heating sleeve 15 and the expansion pipe 16 in the gasifier 5 heats the mixed gas in the gasification cavity, compensates the heat consumed during gasification, and simultaneously performs the orbital mixing on the mixed gas; the electric heater 4 is internally heated and mixed, and the electric heater 4 is provided with fins, so that the heat transfer area is increased, and the heat transfer efficiency is improved; the temperature in the electric heater 4 is raised, and meanwhile, the finned tube 14 is additionally provided with the baffling fin 6 in the tube, so that the time of mixed gas passing through the finned tube 14 is prolonged, and the heating time is prolonged; the baffling fins 6 can change the direction of the mixed gas flow and continuously scour the inner walls of the finned tubes 14, so that the heat transfer strength between the tube walls and the mixed gas is increased, the heat transfer quantity is increased, the temperature of the mixed gas is improved, the mixed gas is fully and crossly mixed due to repeated folding and rebounding impact of the gas flow, the mixing degree is higher and more uniform, the heat value of the mixed gas is more stable, and the quality is better; the multilayer distributor 8 further enhances the gas mixing intensity in the gasifier; the spoiler 9 changes the airflow direction and enhances gas-liquid separation; the gas outlet 10 supplies gas to the outside; inputting air into the gasifier through a high-pressure air pipe 11 and a high-pressure fan 12; the air preheater 13 heats air in advance.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Combined heating and distribution device, comprising a gasifier (5), characterized in that: the gasifier is characterized in that a heat medium heater (7) is arranged inside the gasifier (5), finned tubes (14) are arranged inside the heat medium heater (7), baffling fins (6) are arranged inside the finned tubes (14), a multilayer distributor (8) is arranged inside the gasifier (5), a spoiler (9) is arranged below the multilayer distributor (8), the spoiler (9) is fixed on the inner wall of the gasifier (5), a gas outlet (10) is inserted into the bottom of the gasifier (5), an electric heater (4) is inserted into the top surface of the gasifier (5), an electric heating sleeve (15) is sleeved outside the electric heater (4), the electric heating sleeve (15) is located inside the gasifier (5), a light hydrocarbon composite atomizer (3) is arranged inside the gasifier (5), and an atomized air conveying pipe (1) and a fuel conveying pipe (2) are inserted into the surface of the light hydrocarbon composite atomizer (3), and the surface of the light hydrocarbon composite atomizer (3) is spliced with a high-pressure air pipe (11), the other end of the high-pressure air pipe (11) is spliced on the surface of an air preheater (13), a high-pressure fan (12) is arranged on the body of the high-pressure air pipe (11), and an expansion pipe (16) is spliced on the top surface of the gasifier (5).

2. The combined heating and distribution apparatus of claim 1, wherein: the gasifier (5) is a square frame structure, the heat medium heater (7) is arranged in the middle of the gasifier (5), the finned tubes (14) are arranged in a plurality, and the finned tubes (14) are arranged and distributed along the inner wall of the heat medium heater (7) in equal size at equal intervals.

3. The combined heating and distribution apparatus of claim 1, wherein: the finned tube (14) is of a square frame structure, the deflection fin (6) is of a square plate structure, the deflection fin (6) comprises vertical plates and inclined plates, the inclined plates are fixed on the surfaces of the vertical plates, the inclined plates are provided with two groups, and the two groups of inclined plates are respectively distributed on two sides of the vertical plates.

4. The combined heating and distribution apparatus of claim 1, wherein: the electric heater (4) penetrates through the top plate of the gasifier (5) and the heat medium heater (7), and the electric heating sleeve (15) is located between the bottom surface of the top plate of the gasifier (5) and the top surface of the bottom plate of the heat medium heater (7).

5. The combined heating and distribution apparatus of claim 1, wherein: the light hydrocarbon composite atomizer (3) and the expansion pipe (16) are symmetrically distributed relative to the electric heater (4), and the expansion pipe (16) penetrates through the top plates of the gasifier (5) and the heat medium heater (7).