CN212869722U - Horizontal water pipe tubular module steam generator - Google Patents

Abstract

The utility model discloses a horizontal water pipe through-flow module steam generator, including the main tank body, water inlet system, combustor and by combustion chamber, first album of cylinder and the second collection cylinder that several annular heat transfer module is constituteed, inlet tube one end runs through the main tank body, outwards extends and connects the water injection pump, and the furnace courage is constituteed to a plurality of annular heat transfer module of inlet tube intercommunication in the box. After the annular heat exchange module is heated by the burner, steam is generated and upwards enters the first air collecting cylinder and the second air collecting cylinder for users to use. The utility model discloses in adopt the crisscross design of unsmooth furnace of tubulose and flue gas, furnace's flue gas utilization ratio is bigger, adopts the withstand voltage of cast structure higher, can withstand voltage tens kilograms pressure, can not explode, is one time to several times more than normal operating pressure, and factor of safety is higher.

Description

Horizontal water pipe tubular module steam generator

Technical Field

The utility model relates to a steam generator technical field especially relates to a horizontal water pipe through-flow module steam generator.

Background

Steam generators (commonly known as boilers) are mechanical devices that use the heat energy of a fuel or other energy source to heat water into hot water or steam.

But the internal structure of the existing steam generator is simpler, and the steam generator can not fully utilize the heat of the flue gas, thereby influencing the working efficiency of the steam generator.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the internal structure of a steam generator in the prior art is simple, the steam generator can not make full use of the heat of flue gas, and the horizontal water pipe tubular module steam generator is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a horizontal water pipe through-flow module steam generator, includes the main tank body, inlet tube and combustor, the one end of inlet tube runs through the main tank body and outwards extends, the top of main tank body is equipped with first steam pipe and second steam pipe, the one end of inlet tube and first steam pipe and second steam pipe communicate through first pipe and second pipe respectively, the one end that the inlet tube is located the main tank body communicates through a plurality of collector pipes with the second steam pipe, the one end threaded connection that the first pipe was kept away from to the inlet tube has water pump and inlet valve, the output of combustor runs through the outer wall of main tank body and inwards extends, fixedly connected with and combustor and annular heat transfer module in the main tank body, the fixed intercommunication in bottom that the inner wall was kept away from combustor one side to the main tank body has the chimney.

Preferably, the annular heat exchange modules are superposed to form a combustion chamber and a flue gas heat exchange tube.

Preferably, the top of the first steam pipe is fixedly communicated with an air outlet pipe.

Preferably, the first steam pipe and the second steam pipe are communicated through a gas guide pipe.

Preferably, the annular heat exchange module is circular, triangular, rectangular, elliptical, hexagonal or rhombic.

Has the advantages that:

1. the utility model adopts the tubular concave-convex hearth and the flue gas staggered design, the flue gas utilization rate of the hearth is larger, the tubular structure is higher in pressure resistance, can resist dozens of kilograms of pressure, can not explode, is one time to more than several times of the normal working pressure, and has higher safety factor;

2. the combustor is formed by overlapping a plurality of annular heat exchange modules, flame sprayed by the combustor passes through the center (the combustion chamber) of the annular heat exchange modules, is diffused to the periphery through gaps among the annular heat exchange modules after absorbing heat, and smoke flows to the outlet of a chimney at the bottom after absorbing heat again. The waste heat is discharged into the atmosphere after passing through a waste heat recovery device;

3. the utility model discloses the area of contact of flue gas is improved in the design of well original leptoprosopy flue gas heat transfer, prolongs the circulation time of flue gas in furnace to the increasing the heat efficiency, the exhanst gas outlet is located steam generator bottommost, accords with the high income low play principle of hot gas, improves steam generator's thermal efficiency, is convenient for install the ordinary pressure energy-saving appliance simultaneously.

Drawings

Fig. 1 is a schematic structural view of a horizontal tubular through-flow module steam generator according to the present invention;

FIG. 2 is a schematic diagram of a side view of a horizontal tubular module steam generator annular heat exchange module according to the present invention;

FIG. 3 is a schematic diagram of a side view of a horizontal tubular through-flow module steam generator annular heat exchange module according to the present invention;

FIG. 4 is a schematic diagram of a side view of a horizontal tubular through-flow module steam generator annular heat exchange module according to the present invention;

FIG. 5 is a schematic diagram of a side view of a horizontal tubular through-flow module steam generator annular heat exchange module according to the present invention;

FIG. 6 is a schematic diagram of a side view of a horizontal tubular through-flow module steam generator annular heat exchange module according to the present invention;

fig. 7 is a schematic side view of the annular heat exchange module of the horizontal tubular module steam generator according to the present invention.

In the figure: the heat exchange device comprises a main box body 1, a water inlet pipe 2, a burner 3, a first steam pipe 4, a second steam pipe 5, a first guide pipe 6, a second guide pipe 7, a water collecting pipe 8, a water pump 9, a water inlet valve 10, an annular heat exchange module 11, a chimney 12, a one-way valve 13, a gas outlet pipe 14 and a gas guide pipe 15.

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.

Referring to fig. 1-7, a horizontal tubular through-flow module steam generator includes a main tank 1, a water inlet tube 2 and a burner 3, wherein one end of the water inlet tube 2 penetrates through the main tank 1 and extends outward, and a first steam tube 4 and a second steam tube 5 are arranged above the main tank 1 for introducing steam;

in the embodiment, one end of the water inlet pipe 2 is communicated with the first steam pipe 4 and the second steam pipe 5 through the first conduit 6 and the second conduit 7 respectively, and is used for guiding steam in the second steam pipe 5 into the first steam pipe 4, the first steam pipe 4 is communicated with the second steam pipe 5 through the air duct 15, and the top of the first steam pipe 4 is fixedly communicated with the air outlet pipe 14 for guiding out the steam;

in the embodiment, one end of the water inlet pipe 2, which is positioned in the main tank 1, is communicated with the second steam pipe 5 through a plurality of water collecting pipes 8 and is used for guiding steam into the first steam pipe 4 and the second steam pipe 5, and one end of the water inlet pipe 2, which is far away from the first guide pipe 6, is in threaded connection with a water pump 9 and a water inlet valve 10 and is used for guiding water into the water inlet pipe 2;

in the embodiment, one end of the water inlet pipe 2 close to the water pump 9 is in threaded connection with a check valve 13 to prevent water from flowing backwards, the output end of the burner 3 penetrates through the outer wall of the main box body 1 and extends inwards, a plurality of layers of annular heat exchange modules 11 corresponding to the burner 3 are fixedly connected in the main box body 1 to enhance the contact time between the flue gas and the outside of the water collecting pipe 8, each annular heat exchange module 11 can be in a circular shape, a triangular shape, a rectangular shape, an elliptical shape, a hexagonal shape or a rhombic shape, specifically shown in fig. 2-7, and the annular heat exchange modules 11 are superposed to form a combustion chamber and a flue gas heat;

in this embodiment, annular heat exchange module 11 can a plurality of combinations, also can reach the boiler power size change to the change of annular diameter size, has very big plasticity, owing to can not reach 30 kilograms from the volume, accords with the requirement about steam generator pot rule, because monolithic annular heat exchange module can not reach 100KW, also accords with the requirement of pressure-bearing hot water boiler, and the fixed intercommunication in bottom that the combustor 3 one side inner wall was kept away from to main tank 1 has chimney 12 for derive the flue gas.

In the embodiment, the unique narrow-surface flue gas heat exchange design improves the contact area of flue gas, prolongs the circulation time of the flue gas in the hearth, and further improves the heat efficiency;

in the embodiment, the combustion chamber is formed by overlapping a plurality of annular heat exchange modules, flame sprayed by the combustor passes through the center (combustion chamber) of the annular heat exchange modules, after absorbing heat, the flame spreads around through gaps among the annular heat exchange modules, and after absorbing heat again, the flue gas flows to the outlet of a chimney at the bottom. And the waste heat is discharged into the atmosphere after passing through the waste heat recovery device.

In this embodiment, adopt the crisscross design of unsmooth furnace of tubulose and flue gas, furnace's flue gas utilization ratio is bigger, adopts cast structure withstand voltage higher, can withstand voltage tens kilograms pressure, can not explode, is one time to more than several times of normal operating pressure, and factor of safety is higher.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (4)

1. The utility model provides a horizontal water pipe through-flow module steam generator, includes main tank body (1), inlet tube (2) and combustor (3), its characterized in that: one end of the water inlet pipe (2) penetrates through the main box body (1) and extends outwards, a first steam pipe (4) and a second steam pipe (5) are arranged above the main box body (1), one end of the water inlet pipe (2) is communicated with a first steam pipe (4) and a second steam pipe (5) through a first conduit (6) and a second conduit (7) respectively, one end of the water inlet pipe (2) positioned in the main box body (1) is communicated with the second steam pipe (5) through a plurality of water collecting pipes (8), one end of the water inlet pipe (2) far away from the first conduit (6) is connected with a water pump (9) and a water inlet valve (10) through screw threads, the output end of the burner (3) penetrates through the outer wall of the main box body (1) and extends inwards, the main box body (1) is internally and fixedly connected with a burner (3) and an annular heat exchange module (11), the bottom of the inner wall of one side, far away from the combustor (3), of the main box body (1) is fixedly communicated with a chimney (12).

2. A horizontal tube flow module steam generator as claimed in claim 1 wherein: the annular heat exchange module (11) comprises a combustion chamber and a flue gas heat exchange tube which are overlapped.

3. A horizontal tube flow module steam generator as claimed in claim 1 wherein: the first steam pipe (4) is communicated with the second steam pipe (5) through an air duct (15).

4. A horizontal tube flow module steam generator as claimed in claim 1 wherein: the annular heat exchange module (11) is in a circular ring shape, a triangular shape, a rectangular shape, an oval shape, a hexagonal shape or a rhombic shape.

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