CN219433320U

CN219433320U - Gasification combustion device

Info

Publication number: CN219433320U
Application number: CN202320589244.2U
Authority: CN
Inventors: 何利平
Original assignee: Guangdong Zhida Avionics Co ltd
Current assignee: Guangdong Zhida Avionics Co ltd
Priority date: 2023-03-22
Filing date: 2023-03-22
Publication date: 2023-07-28
Anticipated expiration: 2033-03-22

Abstract

The utility model discloses a gasification combustion device, which comprises: the shell is provided with a heating cavity, and is provided with an air inlet communicated with the heating cavity; the two energy gathering pieces are arranged in the heating cavity at intervals along the vertical direction and are used for gathering heat; the combustion-supporting piece is arranged in the heating cavity and positioned below the energy gathering piece, and a liquid storage area for storing liquid fuel is defined between the combustion-supporting piece and the bottom wall of the heating cavity; the ignition end of the igniter stretches into the liquid storage area and ignites the combustion supporting piece; the heat generated by combustion of the combustion supporting piece is radiated to the liquid storage area through the two energy gathering pieces, so that part of liquid fuel is heated and gasified. The gasification combustion device with the structure omits the arrangement of the spray head, and can gasify partial liquid fuel so as to enable the fuel to burn more fully.

Description

Gasification combustion device

Technical Field

The utility model relates to the technical field of combustion equipment, in particular to a gasification combustion device.

Background

At present, the existing equipment for burning liquid fuel such as alcohols or diesel oil is usually matched with a spray head through an oil pump, the liquid fuel is converted into smaller liquid drops in a mechanical atomization mode, and finally the atomized fuel is sent into a combustion chamber for burning. However, the combustion method of atomizing the fuel into droplets is insufficient in combustion and is prone to cause impurities. In addition, because the delivery pipe diameter of the spray head is thinner, the spray head is also easy to be blocked by impurities so as to influence the subsequent delivery of the liquid fuel.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the gasification combustion device, which omits the prior nozzle arrangement and can gasify part of liquid fuel so as to enable the fuel to burn more fully.

According to an embodiment of the present utility model, a gasification combustion apparatus includes: the shell is provided with a heating cavity, and is provided with an air inlet communicated with the heating cavity; the two energy gathering pieces are arranged in the heating cavity at intervals along the vertical direction and are used for gathering heat; the combustion-supporting piece is arranged in the heating cavity and positioned below the energy gathering piece, and a liquid storage area for storing liquid fuel is defined between the combustion-supporting piece and the bottom wall of the heating cavity; the ignition end of the igniter stretches into the liquid storage area and ignites the combustion supporting piece; the heat generated by combustion of the combustion supporting piece is radiated to the liquid storage area through the two energy gathering pieces, so that part of liquid fuel is heated and gasified.

The gasification combustion device provided by the embodiment of the utility model has at least the following beneficial effects: when the device is used, the combustion-supporting part is ignited through the igniter, so that the liquid fuel close to the combustion-supporting part can reach the self-combustion temperature, then, the heat generated by the combustion of the liquid fuel is upwards transferred to the two energy gathering parts, the energy gathering parts gather the heat and radiate the heat downwards to the liquid storage area, so that the liquid fuel far away from the periphery of the combustion-supporting part is heated and converted into a gas state from a liquid state, and the gas fuel is generated for combustion so as to enable the fuel to burn more fully, the setting of a spray head in the past is omitted, and the phenomenon that the conveying pipe diameter of the spray head is thinner and blocked by impurities is avoided.

In some embodiments of the utility model, the housing comprises an inner housing and an outer housing, the inner housing defining the heating chamber, the inner housing being nested within the outer housing, a gap space being provided between a side wall of the inner housing and a side wall of the outer housing.

In some embodiments of the present utility model, the air inlet is provided in the inner case, the air inlet communicates with the heating chamber and the gap space, respectively, and the outer case is provided with a through hole communicating with the gap space, so that external air can flow into the heating chamber.

In some embodiments of the present utility model, the air inlet holes are provided in plurality, and the plurality of air inlet holes are circumferentially spaced apart from the side wall of the inner shell.

In some embodiments of the utility model, the inner shell is provided with a mounting piece positioned below the energy gathering piece, and the combustion supporting piece is arranged on the upper end face of the mounting piece.

In some embodiments of the utility model, the combustion-supporting member is an asbestos web.

In some embodiments of the utility model, the inner housing is provided with a support member connected to the mounting member, wherein one of the energy gathering members is connected to an upper end surface of the support member.

In some embodiments of the utility model, the housing is provided with a cover between two of the energy gathering members, the cover being provided with a reduced aperture for forming a flame to pass through.

In some embodiments of the utility model, the side wall of the housing is provided with a viewing window located above the flap.

In some embodiments of the present utility model, the housing is provided with two gas detectors, and the two gas detectors are distributed on the upper side and the lower side of the baffle cover.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of a gasification combustion apparatus according to an embodiment of the present utility model;

FIG. 2 is an internal cross-sectional view of the embodiment of FIG. 1;

fig. 3 is a schematic view of the embodiment of fig. 1 from another perspective.

In the figure: the gas detector comprises a shell 100, an inner shell 101, an outer shell 102, a clearance space 103, a through hole 104, a heating cavity 110, an air inlet hole 120, a mounting hole 130, a transfusion tube 140, a power collecting piece 200, a combustion supporting piece 300, a mounting piece 400, a supporting piece 500, a baffle cover 600, a necking hole 610, an observation window 700 and a gas detector 800.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 3, a gasification combustion apparatus includes: the device comprises a shell 100, two energy gathering pieces 200, a combustion supporting piece 300 and an igniter. The shell 100 is provided with a heating cavity 110, and the shell 100 is provided with an air inlet hole 120 communicated with the heating cavity 110; the two energy collecting pieces 200 are arranged in the heating cavity 110 at intervals along the vertical direction, and the energy collecting pieces 200 are used for collecting heat; the combustion supporting member 300 is arranged in the heating cavity 110 and below the energy accumulating member 200, and a liquid storage area for storing liquid fuel is defined between the combustion supporting member 300 and the bottom wall of the heating cavity 110; the igniter is arranged on the shell 100, and the ignition end of the igniter stretches into the liquid storage area and ignites the combustion supporting piece 300; the heat generated by the combustion of the combustion-supporting member 300 is radiated to the liquid storage area through the two energy accumulating members 200, so that part of the liquid fuel is heated and gasified.

The gasification combustion device with the structure above, when in use, the igniter is used for igniting the combustion-supporting piece 300 firstly, so that the liquid fuel close to the combustion-supporting piece can reach the self combustion temperature, then, the heat generated by the combustion of the liquid fuel is upwards transferred to the two energy gathering pieces 200, the energy gathering pieces 200 gather the heat and radiate the heat downwards to the liquid storage area, so that the part of the liquid fuel far away from the periphery of the combustion-supporting piece 300 is heated and is converted from the liquid state into the gas state, and the gas fuel is generated for combustion so as to enable the fuel to burn more fully, the setting of the prior spray head is omitted, and the phenomenon that the conveying pipe diameter of the spray head is thinner and is blocked by impurities is avoided.

It should be noted that, the liquid level area of the liquid fuel includes an ignition area and an un-ignition area, the ignition area is opposite to the combustion supporting member 300 and has an area equal to or slightly larger than the combustion supporting member 300, so that the liquid fuel in the ignition area can reach a self-combustible temperature under the combustion supporting member 300, the liquid fuel in the un-ignition area is located at the periphery of the combustion supporting member 300, and the liquid fuel in the un-ignition area cannot reach the self-combustible temperature due to being far away from the combustion supporting member 300, so that the liquid fuel in the un-ignition area is still in a liquid state, and the liquid fuel in the un-ignition area can be gasified under the radiation of the subsequent energy collecting member 200. In addition, since the existing high flash point liquid fuel (such as methanol, ethylene glycol, diesel oil, etc.) cannot be directly ignited at normal temperature, the combustion supporting member 300 is used to burn to increase the temperature environment of the liquid fuel in the ignition region, thereby enabling the liquid fuel in the region to be ignited.

It will be appreciated that the igniter may be a pulse igniter, and the housing 100 may be provided with mounting holes 130 for the igniter pins of the pulse igniter to be disposed within the heating chamber 110. The casing 100 may further be provided with a liquid pipe 140, where the liquid pipe 140 communicates with the liquid storage area and delivers liquid fuel. The number of the infusion tubes 140 may be two, three or 4, and the number of the infusion tubes 140 may be selected according to the input amount required by the heating chamber 110, which is not limited herein.

It will be appreciated that the two energy gathering members 200 are capable of gathering sufficient heat to ensure that the liquid fuel in the reservoir portion is capable of being vaporized by heat. Specifically, the energy accumulating member 200 may be a metal member made of an aluminum alloy or stainless steel material, so as to ensure that the energy accumulating member 200 has a good heat absorbing efficiency and transfer heat downward to the liquid storage area.

Referring to fig. 1 to 3, in some embodiments of the present utility model, a housing 100 includes an inner housing 101 and an outer housing 102, the inner housing 101 defining a heating chamber 110 therein, the inner housing 101 being disposed within the outer housing 102, and a gap space 103 being provided between a sidewall of the inner housing 101 and a sidewall of the outer housing 102. Specifically, the clearance space 103 reduces heat dissipation in the inner casing 101, thereby improving heat utilization rate of the heating chamber 110, and preventing people from being scalded due to direct touching of the inner casing 101. It should be understood that the inner casing 101 may be welded to the outer casing 102 to form an integral structure, and the inner casing 101 may be detachably connected to the outer casing 102, for example, by using a threaded connection or a clamping connection, etc., and the connection mode of the inner casing 101 and the outer casing 102 is not specifically limited herein.

Referring to fig. 2, in some embodiments of the present utility model, an intake hole 120 is provided at the inner case 101, the intake hole 120 communicates with the heating chamber 110 and the gap space 103, respectively, and the outer case 102 is provided with a through hole 104 communicating with the gap space 103 so that external air can flow into the heating chamber 110. Specifically, the external air sequentially passes through the through holes 104, the clearance space 103 and the air inlet holes 120, so that the air finally flows into the heating cavity 110 to continuously supplement oxygen, which is beneficial to the full combustion of fuel. In some embodiments, the through holes 104 may be connected to an air supply to increase the flow rate of the air.

Referring to fig. 2, in some embodiments of the present utility model, in order to increase the air supply amount, to ensure that the fuel can have sufficient oxygen for combustion, a plurality of air intake holes 120 are provided, and the plurality of air intake holes 120 are circumferentially spaced apart from the side wall of the inner casing 101.

Referring to fig. 2, in some embodiments of the present utility model, the inner case 101 is provided with a mounting member 400 positioned below the energy accumulating member 200, and the combustion supporting member 300 is provided at an upper end surface of the mounting member 400. Specifically, the mounting member 400 is provided with a sink for the placement of the combustion-supporting member 300, thereby facilitating the installation of the combustion-supporting member 300. It will be appreciated that the mounting member 400 may be fixed to the side wall of the inner case 101 by welding, or a bracket may be welded to the side wall of the inner case 101, and the position of the mounting member 400 may be fixed by bolting the bracket to the mounting member 400.

In some embodiments of the present utility model, the combustion supporting member 300 is an asbestos mesh in order to facilitate ignition of the combustion supporting member 300 to rapidly raise the ambient temperature around the liquid fuel. In some embodiments, the combustion supporting member 300 may also be a metal fiber mesh, and the metal fiber mesh is burned to be red through an igniter, so that the metal fiber mesh transfers part of heat in a heat radiation manner, and the temperature environment around the liquid fuel can be improved, so that the subsequent liquid fuel can be ignited.

Referring to fig. 2, in some embodiments of the present utility model, the inner case 101 is provided with a support member 500 coupled to the mounting member 400, wherein one of the energy collecting members 200 is coupled to an upper end surface of the support member 500. Specifically, one of the energy accumulating members 200 may be fixed to the supporting member 500 by a bolt member, and the other energy accumulating member 200 may be fixed to the inner wall of the housing 100 by welding. It will be appreciated that in order to increase the heated area of the energy concentrating member 200 so that the energy concentrating member 200 may better concentrate heat, the energy concentrating member 200 may have a concave bowl shape.

Referring to fig. 2, in some embodiments of the utility model, in order to gather the flame to avoid flame emission, the housing 100 is provided with a shield 600 between the two energy gathering members 200, the shield 600 being provided with a constriction hole for forming a flame to pass through. It will be appreciated that the inner housing 101 includes an upper housing and a lower housing, and the cover 600 may be sandwiched between the upper housing and the lower housing to reduce the difficulty in installing the cover 600. Of course, the flap 600 may also be fixed to the inside of the housing 100 by welding.

Referring to fig. 3, in some embodiments of the present utility model, in order to facilitate a person to observe the size of flame to judge the combustion of fuel, a side wall of the housing 100 is provided with an observation window 700 above the barrier cover 600.

Referring to fig. 1 to 3, in some embodiments of the present utility model, a housing 100 is provided with two gas detectors 800, and the two gas detectors 800 are distributed on both upper and lower sides of a barrier cover 600. Specifically, the gas detector 800 may be an oxygen detector, the cover 600 divides the heating chamber 110 into a first heating zone and a second heating zone from top to bottom, and the gas detector 800 located below detects the oxygen content of the second heating zone, so as to determine whether the second heating zone reaches the condition of burning fuel or determine the fire intensity of burning fuel, and the gas detector located above detects the oxygen remaining amount of the first heating zone to determine whether the fuel is fully burned.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. A gasification combustion apparatus comprising:

the heating device comprises a shell (100), wherein the shell (100) is provided with a heating cavity (110), and the shell (100) is provided with an air inlet hole (120) communicated with the heating cavity (110);

the energy collecting pieces (200) are arranged in the heating cavity (110) at intervals along the vertical direction, and the energy collecting pieces (200) are used for collecting heat;

the combustion supporting piece (300) is arranged in the heating cavity (110) and is positioned below the energy gathering piece (200), and a liquid storage area for storing liquid fuel is defined between the combustion supporting piece (300) and the bottom wall of the heating cavity (110);

the ignition end of the igniter stretches into the liquid storage area and ignites the combustion supporting piece (300);

the heat generated by combustion of the combustion supporting member (300) is radiated to the liquid storage area through the two energy gathering members (200), so that part of liquid fuel is heated and gasified.

2. A gasification combustion apparatus in accordance with claim 1 wherein:

the shell (100) comprises an inner shell (101) and an outer shell (102), the heating cavity (110) is defined in the inner shell (101), the inner shell (101) is sleeved in the outer shell (102), and a clearance space (103) is formed between the side wall of the inner shell (101) and the side wall of the outer shell (102).

3. A gasification combustion apparatus in accordance with claim 2 wherein:

the air inlet hole (120) is formed in the inner shell (101), the air inlet hole (120) is respectively communicated with the heating cavity (110) and the clearance space (103), and the outer shell (102) is provided with a through hole (104) communicated with the clearance space (103) so that external air can flow into the heating cavity.

4. A gasification combustion apparatus according to claim 3 wherein:

the air inlets (120) are arranged in a plurality, and the air inlets (120) are circumferentially distributed on the side wall of the inner shell (101) at intervals.

5. A gasification combustion apparatus in accordance with claim 2 wherein:

the inner shell (101) is provided with a mounting piece (400) positioned below the energy collecting piece (200), and the combustion supporting piece (300) is arranged on the upper end face of the mounting piece (400).

6. A gasification combustion apparatus in accordance with claim 5 wherein:

the combustion-supporting member (300) is an asbestos mesh.

7. A gasification combustion apparatus in accordance with claim 5 wherein:

the inner shell (101) is provided with a support member (500) connected with the mounting member (400), and one of the energy gathering members (200) is connected to the upper end surface of the support member (500).

8. A gasification combustion apparatus in accordance with claim 1 wherein:

the housing (100) is provided with a blocking cover (600) positioned between the two energy gathering pieces (200), and the blocking cover (600) is provided with a shrinkage hole (610) for forming flame to pass through.

9. A gasification combustion apparatus in accordance with claim 8 wherein:

the side wall of the shell (100) is provided with an observation window (700) positioned above the baffle cover (600).

10. A gasification combustion apparatus in accordance with claim 8 wherein:

the shell (100) is provided with two gas detectors (800), and the two gas detectors (800) are distributed on the upper side and the lower side of the baffle cover (600).