A lightweight aluminum-magnesium alloy carbon heat source machine and its manufacturing process flow

Abstract

The present invention discloses a light aluminum-magnesium alloy carbon heat source machine and its manufacturing process flow, including a heat source machine; the main body of the heat source machine is composed of a header, a manifold and an upper cylinder. The header is arranged above the manifold, and the upper cylinder is connected to the header through a connecting pipe. A heat exchange flue is arranged inside the upper cylinder, and the heat exchange flue is communicated with the header through flues on both sides. The headers are connected by seamless steel pipes. A water-cooled track is arranged in the manifold, and a base is arranged at the bottom of the heat source machine. It is made of aluminum-magnesium alloy material through casting process and die-casting molding, which saves working hours compared with steel welding, has a high finished product rate, high speed and high output. The labor cost of the aluminum-magnesium alloy material is lower than that of the steel furnace body welded by steel, saving a large amount of labor costs. The aluminum-magnesium alloy material has fast heat conduction, and its thermal conductivity is higher than that of the steel welded boiler steel. It is lighter than the boiler steel by three times, has an advantage in terms of weight and volume, and the installation speed is faster than that of the steel heat source machine, saving time and labor costs.

Description

Technical Field

[0001] The present invention relates to a heat source machine, specifically a light aluminum-magnesium alloy carbon heat source machine and its manufacturing process flow, belonging to the technical field of heat source machine equipment. Background Art

[0002] With the adjustment of the boiler industry, it is imperative to integrate international advanced technologies, and the research and development upgrade of heat source machines conforms to industrial policies. Summary of the Invention

[0003] The purpose of the present invention is to provide a light aluminum-magnesium alloy carbon heat source machine and its manufacturing process flow in order to solve the above problems.

[0004] The present invention achieves the above purpose through the following technical solutions: A light aluminum-magnesium alloy carbon heat source machine, the main body of the heat source machine is composed of a header, a manifold, and an upper cylinder. The header is arranged above the manifold. The interior of the header forms the combustion chamber of the heat source machine. The upper cylinder is located above the header. The upper cylinder and the header are connected through a connecting pipe. An upper cylinder reinforcing ring is sleeved outside the upper cylinder. A heat exchange flue is arranged inside the upper cylinder. The heat exchange flue is communicated with the header through flues on both sides. An outlet water pipe seat, a manhole, a vent hole to the atmosphere, and a lifting ear are also arranged on the upper cylinder. The outlet water pipe seat, the manhole, and the vent hole to the atmosphere are sequentially arranged on the upper end side wall of the upper cylinder. The lifting ears are respectively welded at both ends and the middle position of the upper end side wall of the upper cylinder. The headers are connected through seamless steel pipes. A water-cooled track is arranged inside the manifold, and the lower surface of the water-cooled track is supported by arranging water-cooled track support plates. Ash cleaning doors are opened between adjacent water-cooled track support plates of the manifold. A return water pipe seat is welded and fixed on the outer side wall of the manifold. The bottom of the heat source machine is provided with a base;

[0005] Its manufacturing process flow includes two parts: the main body and the base.

[0006] The first part, for the furnace main body part, a steel mold is manufactured according to the design of the heat source machine. According to each model of the mold, the heated aluminum alloy solution is poured into the mold for casting. (Small parts are processed by die-casting process) After the cast furnace body parts are naturally cooled, the mold is disassembled, and the cast original parts are taken out. Then, according to the design requirements of the drawings, they enter a full-automatic machining center for processing. The processed components are then packed, processed, transported by forklift, and loaded into the assembly site.

[0007] Second, for the base part, it is welded with 400c steel according to the design, and then the cast furnace body is integrally assembled on the base.

[0008] As a further solution of the present invention: both the header and the manifold are made of aluminum-magnesium alloy material through the casting process and die-casting forming.

[0009] As a further solution of the present invention: the inner furnace bottom of the header adopts double air ducts for heating and side oxygen supply.

[0010] As a further solution of the present invention: the inner furnace cavity of the header uses shaped charcoal with carbon-based as the main raw material for combustion.

[0011] As a further solution of the present invention: the inside of the header is formed into a rising flat tube water-cooled wall type heat transfer by connecting a plurality of seamless steel pipes.

[0012] The beneficial effects of the present invention are as follows: the new energy clean shaped charcoal heat source machine and its manufacturing process flow are reasonably designed. It is made of aluminum-magnesium alloy material through casting process and die-casting molding. It saves working hours compared with steel welding, has a high finished product rate, fast speed, high output, lower labor cost than the steel furnace body formed by welding, saves a large amount of labor costs. The aluminum-magnesium alloy material has fast heat conduction, and its thermal conductivity coefficient is higher than that of the steel welded boiler steel. It is three times lighter than the boiler steel, has an advantage in terms of weight and volume. The installation speed is faster than that of the steel heat source machine, saving time and labor costs. The furnace bottom adopts double air ducts for heating and side oxygen supply, realizing air convection, forming air eddy heating inside both sides of the furnace chamber, realizing top chamber, reverse, static automatic combustion, continuous constant temperature, low-temperature constant supply, without a blower and an induced draft fan, and running without noise. It adopts a rising flat tube water-cooled wall type heat transfer, a three-pass flue, and a rotary superheat non-pressure design, increasing the overall heat absorption area of the boiler. Brief Description of the Drawings

[0013] Figure 1 It is a front view sectional structure schematic diagram of the present invention;

[0014] Figure 2 It is a side view sectional structure schematic diagram of the present invention.

[0015] In the figure: 1. Header, 2. Header box, 3. Upper cylinder, 4. Upper cylinder reinforcing ring, 5. Connecting pipe, 6. Heat exchange flue, 7. Flues on both sides, 8. Water outlet seat, 9. Manhole, 10. Vent hole to the atmosphere, 11. Seamless steel pipe, 12. Water-cooled track, 13. Water return seat, 14. Base, 15. Lifting ear, 16. Water-cooled track support plate and 17. Ash cleaning door. Detailed Embodiments

[0016] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0017] Please refer to Figures 1-2, a lightweight aluminum-magnesium alloy carbon heat source machine, the main body of the heat source machine is composed of a header 1, a manifold 2 and an upper cylinder 3. The header 1 is arranged above the manifold 2. The header 1 is provided with a special blowdown port. The interior of the header 1 forms the combustion chamber of the heat source machine. The upper cylinder 3 is located above the header 1. The upper cylinder 3 is connected to the header 1 through a connecting pipe 5. An upper cylinder reinforcing ring 4 is sleeved outside the upper cylinder 3. A heat exchange flue 6 is arranged inside the upper cylinder 3. The heat exchange flue 6 is communicated with the header 1 through flues 7 on both sides. An outlet water pipe seat 8, a manhole 9, a vent hole 10 and a lifting ear 15 are also arranged on the upper cylinder 3. The outlet water pipe seat 8, the manhole 9 and the vent hole 10 are sequentially arranged on the upper side wall of the upper cylinder 3. The lifting ears 15 are respectively welded at both ends and the middle position of the upper side wall of the upper cylinder 3. The headers 1 are connected through seamless steel pipes 11. A water-cooled track 12 is arranged in the manifold 2, and the lower surface of the water-cooled track 12 is supported by arranging water-cooled track support plates 16. Ash cleaning doors 17 are arranged between adjacent water-cooled track support plates 16 in the manifold 2. A return water pipe seat 13 is welded and fixed on the outer side wall of the manifold 2. The bottom of the heat source machine is provided with a base 14;

[0018] Its manufacturing process flow includes two parts: the main body and the base:

[0019] The first part, the furnace main body part is designed according to the heat source machine, a steel mold is manufactured, and according to each model of the mold, the heated aluminum alloy aluminum solution is poured into the mold for casting. (Small parts are processed by die-casting process). After the cast furnace body parts are processed and cast, they need to be naturally cooled, then the mold is disassembled, and the cast original parts are taken out. Then, according to the design requirements of the drawings, they enter the full-automatic machining center for processing. The processed components are then packed, processed, carried by forklift, and loaded into the assembly site;

[0020] Second, for the base part, it is welded with 400c steel according to the design, and then the cast furnace body is integrally assembled on the base.

[0021] Furthermore, in the embodiment of the present invention, both the header 1 and the manifold 2 are made of aluminum-magnesium alloy material through the casting process and die-casting forming. It saves working hours compared with steel welding, has a high finished product rate, fast speed, high output, lower labor cost than the steel furnace body formed by welding, saves a large amount of labor costs. The aluminum-magnesium alloy material has fast heat conduction, and its thermal conductivity coefficient is higher than that of the steel welded boiler steel. It is lighter than the boiler steel by three times, has an advantage in terms of weight and volume, and the installation speed is faster than that of the steel heat source machine, saving time and labor costs.

[0022] Furthermore, in the embodiment of the present invention, the inner furnace bottom of the header 1 adopts double air ducts for heating and side oxygen supply, realizing air convection, forming air vortex heating inside both sides of the furnace, and achieving top-furnace, reverse, static automatic combustion, continuous constant temperature, low-temperature constant supply, without the need for a blower, induced draft fan, and noiseless operation.

[0023] Furthermore, in the embodiment of the present invention, the inner furnace cavity of the header 1 burns with shaped charcoal using carbon-based materials as the main raw material, without the need for desulfurization, denitrification, and dust removal facilities, and can directly meet the boiler emission standards when burned.

[0024] Furthermore, in the embodiment of the present invention, the inside of the header 1 is formed into a rising flat tube water-cooled wall type heat transfer by connecting multiple seamless steel pipes 11, with a three-pass flue, rotary superheat and non-pressure design, increasing the overall heating area of the boiler.

[0025] Working principle: When using this new energy clean charcoal heat source machine, it adopts casting molding according to the fuel characteristics, with a direct combustion design, a rising flat tube water-cooled wall type heat transfer, a three-pass flue, and a rotary superheat and non-pressure design, increasing the overall heating area of the heat source machine. All the fire-contact heat-conducting surfaces, and the furnace body of the heat source machine are die-cast with aluminum-magnesium alloy materials, reducing the outdoor and greenhouse gas emission temperature. The furnace bottom of the heat source machine adopts double air ducts for heating and oxygen supply, realizing air convection, forming air vortex heating inside both sides of the furnace. The base is welded and formed with 400c steel, forming a flame top-furnace, reverse combustion, and increasing the furnace temperature during the fuel combustion process.

[0026] For those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present invention is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present invention. Any reference signs in the claims should not be regarded as limiting the claimed rights.

[0027] In addition, it should be understood that although this specification is described according to the embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. The manufacturing process flow of a lightweight aluminum-magnesium alloy carbon heat source machine is characterized in that The described manufacturing process flow is applied to a light aluminum-magnesium alloy carbon heat source machine. The light aluminum-magnesium alloy carbon heat source machine includes a heat source machine main body, which is composed of a header (1), a manifold (2), and an upper cylinder (3). The header (1) is arranged above the manifold (2). The interior of the header (1) forms the combustion chamber of the heat source machine. The upper cylinder (3) is located above the header (1). The upper cylinder (3) is connected to the header (1) through a connecting pipe (5). An upper cylinder reinforcing ring (4) is sleeved outside the upper cylinder (3). A heat exchange flue (6) is arranged inside the upper cylinder (3). The heat exchange flue (6) is communicated with the header (1) through side flues (7). An outlet water pipe seat (8), a manhole (9), a vent hole (10), and a lifting ear (15) are also arranged on the upper cylinder (3). The outlet water pipe seat (8), the manhole (9), and the vent hole (10) are sequentially arranged on the upper end side wall of the upper cylinder (3). The lifting ears (15) are respectively welded at both ends and the middle position of the upper end side wall of the upper cylinder (3). The headers (1) are connected through seamless steel pipes (11). A water-cooled track (12) is arranged inside the manifold (2), and the lower surface of the water-cooled track (12) is supported by arranging water-cooled track support plates (16). Ash cleaning doors (17) are opened between adjacent water-cooled track support plates (16) of the manifold (2). A return water pipe seat (13) is welded and fixed on the outer side wall of the manifold (2). A base (14) is arranged at the bottom of the heat source machine; Both the header (1) and the manifold (2) are made of aluminum-magnesium alloy material through casting process and die-casting forming. The inner furnace bottom of the header (1) adopts double-air duct heating and side oxygen supply. The inner furnace cavity of the header (1) burns shaped charcoal with carbon-based as the main raw material. The interior of the header (1) forms rising flat tube water-cooled wall type heat transfer by connecting multiple seamless steel pipes (11); The described manufacturing process flow includes two parts: the main body and the base; The first part, the furnace main body part is designed according to the heat source machine. A steel mold is manufactured. According to each model of the mold, the heated aluminum alloy aluminum solution is poured into the mold for casting. For small parts, die-casting process is carried out. After the cast furnace body parts are naturally cooled, the mold is disassembled, and the cast original parts are taken out. Then, according to the design requirements of the drawing, they enter the full-automatic machining center for processing. The processed components are then packed, processed, carried by forklift, and loaded into the assembly site; Second, for the base part, it is welded with 400 c-shaped steel according to the design, and then the cast furnace body is integrally assembled on the base.

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