Uniformly-heated efficient fuel gas steam generator

Abstract

The utility model discloses an efficient fuel gas steam generator capable of being heated evenly, and relates to the technical field of steam generators. The tubular heat exchanger is fixedly arranged on the upper surface of the base, a water pump is arranged on the side face of the tubular heat exchanger, a water inlet pipe is arranged at the water inlet end of the water pump, and the water outlet end of the water pump extends into the tubular heat exchanger and communicates with the water inlet end of the tubular heat exchanger; and the steam generation assembly comprises a steam generation cylinder fixedly arranged on the upper surface of the base. According to the efficient fuel gas steam generator capable of being heated evenly, the steam generating assembly is arranged, so that in the actual use process of the generator, the purpose of efficiently and evenly heating water can be achieved, the steam generating efficiency is effectively improved, and the energy consumption is reduced. And water generated after steam condensation can flow into the heating cavity through the drainage pipe and is drained through the condensate water drainage pipe, and the practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of steam generators, in particular to a high-efficiency gas steam generator with uniform heating. Background Art

[0002] The gas steam generator uses natural gas or liquefied gas as fuel, and the energy-saving device can recover and reuse the waste heat of the flue gas, saving energy while being environmentally friendly.

[0003] In the prior art, a Chinese patent with the publication number CN217635562U discloses a high-efficiency gas-fired steam generator with uniform heating, comprising a base, an air inlet provided at one end of the base, a housing provided at the upper end of the base, a steam boiler provided inside the housing, a cover provided at the upper end of the steam boiler, two hydraulic cylinders symmetrically provided at one end of the housing, and a heat exchange box provided outside the housing. In the present utility model, a heat exchange box is provided at one end of the device, heat exchange tubes are provided inside the heat exchange box, and waste heat of the steam is recycled through the heat exchange tubes. A maintenance door is provided at one end of the device, which is opened and closed by a hydraulic cylinder, making it convenient for maintenance personnel to repair and clean the steam boiler. An asbestos mesh pad is provided at the lower end of the steam boiler inside the device to ensure uniform heating, and a cover is provided at the upper end to ensure that the steam is discharged more evenly and efficiently at the air outlet.

[0004] The technical solution proposed in the aforementioned patent technology, during the actual process of heating water with gas, only uses the asbestos mesh pad installed at the bottom of the steam furnace to ensure uniform heating of the steam furnace. During this process, the water inside the steam furnace needs to be heated as a whole, which seriously affects the efficiency of steam generation. In view of this, the present application proposes a high-efficiency gas steam generator with uniform heating. Utility Model Content

[0005] The utility model discloses a high-efficiency gas steam generator with uniform heating, aiming to solve the technical problem of low steam generation efficiency in the prior art.

[0006] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0007] A high-efficiency gas steam generator with uniform heating, comprising:

[0008] base;

[0009] A tubular heat exchanger, wherein the tubular heat exchanger is fixed to the upper surface of the base, and a water pump is provided on the side of the tubular heat exchanger, and a water inlet pipe is provided at the water inlet end of the water pump, and a water outlet end of the water pump extends into the interior of the tubular heat exchanger and is connected to the water inlet end of the tubular heat exchanger;

[0010] A steam generating assembly, the steam generating assembly comprising a steam generating cylinder fixedly mounted on the upper surface of the base, and a Venturi ratio-adjustable heating module arranged on the upper surface of the steam generating cylinder and extending into the interior of the steam generating cylinder; a hollow disk is fixedly mounted on the inner bottom wall of the steam generating cylinder, and a water injection pipe extending into the interior of the hollow disk is arranged at the water outlet end of the tubular heat exchanger; a partition is fixedly mounted on the inner wall of the steam generating cylinder, and the interior of the steam generating cylinder is divided into a heating chamber and a steam chamber by the partition; a plurality of heating tubes are arranged in a circular array on the inner bottom wall of the heating chamber, and the bottom end and the top end of the heating tube extend into the interior of the hollow disk and the steam chamber respectively.

[0011] In a preferred solution, a plurality of heat exchange fins are fixedly arranged at equal intervals on the outer surface of the heating tube, and the material of the heat exchange fins is pure copper.

[0012] By providing heat exchange fins, the water in the heating tube can be quickly heated and steam can be quickly generated.

[0013] In a preferred embodiment, the inner bottom of the steam chamber is embedded with a plurality of drainage pipes extending into the interior of the heating chamber in a circumferential array, and the inner wall of the heating chamber is embedded with a condensate drainage pipe extending to the outer surface of the steam generating cylinder.

[0014] By providing a drainage pipe, condensed water generated in the steam chamber can be drained.

[0015] In a preferred solution, a smoke exhaust pipe extending into the interior of the tubular heat exchanger is embedded in the inner wall of the heating chamber, and a smoke outlet pipe extending into the interior of the tubular heat exchanger is provided on the outer surface of the tubular heat exchanger.

[0016] By arranging a smoke exhaust pipe and a smoke outlet pipe, the smoke generated by combustion can be introduced into the interior of the tubular heat exchanger, thereby achieving the purpose of preheating the water entering the steam generator cylinder.

[0017] In a preferred solution, a control cabinet is fixedly provided on the upper surface of the base, and a PLC controller is provided on the outer surface of the control cabinet.

[0018] By setting up a PLC controller, it is convenient to carry out automatic control of the steam generator.

[0019] In a preferred solution, a steam pipe extending to the upper surface of the steam generating cylinder is embedded in the inner top wall of the steam chamber, and a control valve is provided on the surface of the steam pipe.

[0020] By setting up a steam pipe, it is convenient to discharge the generated steam.

[0021] In a preferred embodiment, the Venturi ratio adjustment heating module includes a control module arranged on the upper surface of the steam generating cylinder, and a combustion heating module arranged on the top wall of the steam generating cylinder and extending into the interior of the heating chamber.

[0022] As can be seen from the above, the high-efficiency gas steam generator with uniform heating provided by the present invention has the following technical effects.

[0023] First: The utility model sets a steam generating component, so that the generator can achieve the purpose of efficiently and evenly heating water during actual use, effectively improving the efficiency of steam generation. Moreover, the water generated after the steam condenses can flow into the heating chamber through the drainage pipe and be discharged through the condensed water drain pipe, which is highly practical.

[0024] Secondly, the present invention can heat the water entering the steam generator by setting up a tubular heat exchanger, thereby achieving the purpose of recovering the energy in the high-temperature flue gas by waste heat, and can recover the waste heat of the water, further improving the efficiency of steam generation. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a schematic diagram of the three-dimensional structure of a high-efficiency gas steam generator with uniform heating proposed by the utility model.

[0026] Figure 2 This is a rear structural schematic diagram of a high-efficiency gas steam generator with uniform heating proposed by the utility model.

[0027] Figure 3 This is a schematic diagram of the cross-sectional structure of a steam generating cylinder of a high-efficiency gas steam generator with uniform heating proposed by the utility model.

[0028] Figure 4 For this utility model Figure 3 Enlarged structural diagram at point A in the middle.

[0029] Figure 5 This is a schematic diagram of the top-sectional structure of a steam generating cylinder of a high-efficiency gas steam generator with uniform heating proposed by the utility model.

[0030] In the attached figure:

[0031] 100, base;

[0032] 200. Tubular heat exchanger;

[0033] 300, water pump;

[0034] 400, water inlet pipe;

[0035] 500, steam generating assembly; 501, steam generating cylinder; 502, Venturi ratio regulating heating module;

[0036] 503, hollow disk; 504, water injection pipe; 505, heating chamber; 506, steam chamber; 507, heating tube;

[0037] 508, heat exchange fins; 509, drainage pipe; 5010, condensate drain pipe; 5011, steam pipe;

[0038] 600, exhaust pipe;

[0039] 700, smoke outlet pipe;

[0040] 800, control cabinet;

[0041] 900, PLC controller. DETAILED DESCRIPTION

[0042] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0043] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0044] Reference Figure 1-5 , a high-efficiency gas steam generator with uniform heating, comprising:

[0045] Base 100;

[0046] Reference Figure 1 and Figure 2 A control cabinet 800 is fixed on the upper surface of the base 100 , and a PLC controller 900 is provided on the outer surface of the control cabinet 800 .

[0047] By providing a PLC controller 900, automatic control of the steam generator is facilitated.

[0048] The tubular heat exchanger 200 is fixed to the upper surface of the base 100, and a water pump 300 is provided on the side of the tubular heat exchanger 200. A water inlet pipe 400 is provided at the water inlet end of the water pump 300. The water outlet end of the water pump 300 extends into the interior of the tubular heat exchanger 200 and is connected to the water inlet end of the tubular heat exchanger 200;

[0049] The steam generating assembly 500 includes a steam generating cylinder 501 fixed on the upper surface of the base 100 , and a Venturi ratio-adjustable heating module 502 disposed on the upper surface of the steam generating cylinder 501 and extending into the interior of the steam generating cylinder 501 .

[0050] Reference Figure 1 and Figure 3 The Venturi ratio adjustment heating module 502 includes a control module arranged on the upper surface of the steam generating cylinder 501 and a combustion heating module arranged on the top wall of the steam generating cylinder 501 and extending to the inside of the heating chamber 505.

[0051] A hollow plate 503 is fixedly provided on the inner bottom wall of the steam generator tube 501, and a water injection pipe 504 extending into the interior of the hollow plate 503 is provided at the water outlet end of the tubular heat exchanger 200. A partition is fixedly provided on the inner wall of the steam generator tube 501, and the interior of the steam generator tube 501 is divided into a heating chamber 505 and a steam chamber 506 by the partition. A plurality of heating tubes 507 are provided in a circular array on the inner bottom wall of the heating chamber 505, and the bottom end and the top end of the heating tube 507 extend to the interior of the hollow plate 503 and the steam chamber 506 respectively.

[0052] Reference Figure 3 A steam pipe 5011 extending to the upper surface of the steam generating cylinder 501 is embedded in the inner top wall of the steam chamber 506 , and a control valve is provided on the surface of the steam pipe 5011 .

[0053] By providing the steam pipe 5011, it is convenient to discharge the generated steam.

[0054] Reference Figure 3 and Figure 4 In a preferred embodiment, a plurality of heat exchange fins 508 are fixedly arranged on the outer surface of the heating tube 507 at equal intervals, and the material of the heat exchange fins 508 is pure copper.

[0055] By providing the heat exchange fins 508 , the water in the heating tube 507 can be quickly heated and steam can be quickly generated.

[0056] Reference Figure 5 In a preferred embodiment, the inner bottom of the steam chamber 506 is embedded with a plurality of drainage pipes 509 extending into the interior of the heating chamber 505 in a circular array, and the inner wall of the heating chamber 505 is embedded with a condensate drainage pipe 5010 extending to the outer surface of the steam generator cylinder 501.

[0057] By providing the drainage pipe 509 , the condensed water generated in the steam chamber 506 can be drained.

[0058] Among them, the utility model sets a steam generating component 500, so that the generator can achieve the purpose of efficiently and evenly heating water during actual use, effectively improving the efficiency of steam generation, and the water generated after the steam condenses can flow into the heating chamber 505 through the drainage pipe 509 and be discharged through the condensed water drain pipe 5010, which is highly practical.

[0059] Reference Figure 1 and Figure 3 In a preferred embodiment, a smoke exhaust pipe 600 extending into the interior of the tubular heat exchanger 200 is embedded in the inner wall of the heating chamber 505, and a smoke exhaust pipe 700 extending into the interior of the tubular heat exchanger 200 is provided on the outer surface of the tubular heat exchanger 200.

[0060] By providing the smoke exhaust pipe 600 and the smoke outlet pipe 700 , the smoke generated by combustion can be introduced into the interior of the tubular heat exchanger 200 , thereby achieving the purpose of preheating the water entering the steam generator cylinder 501 .

[0061] Among them, the present invention can achieve the purpose of recovering the energy in the high-temperature flue gas by setting up the tubular heat exchanger 200, and can also recover the waste heat of water, thereby further improving the efficiency of steam generation.

[0062] Working principle: In actual use, the generator can inject water into the hollow disk 503 through the water pump 300, and then into the interior of several heating tubes 507. At the same time, the Venturi ratio adjustment heating module 502 is started to make the gas burn inside the heating chamber 505, thereby achieving the purpose of uniformly heating the several heating tubes 507. At the same time, the water in the heating tubes 507 can be quickly heated under the action of the heat exchange fins 508, thereby generating steam, which is discharged through the steam pipe 5011, thereby achieving the purpose of efficiently and evenly heating the water, effectively improving the steam The efficiency of steam generation is improved, and the water generated after the steam condenses can flow into the heating chamber 505 through the drainage pipe 509 and be discharged through the condensate drainage pipe 5010, which is highly practical. The gas generated by combustion can be discharged into the interior of the tubular heat exchanger 200 through the smoke exhaust pipe 600, and then discharged through the smoke outlet pipe 700. When the high-temperature flue gas from the combustion enters the interior of the tubular heat exchanger 200, it can heat the water entering the steam generator cylinder 501, thereby realizing the purpose of waste heat recovery and utilization of the energy in the high-temperature flue gas, and can waste heat the water, further improving the efficiency of steam generation.

[0063] The above description is merely a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. The replacements described may be partial structures, devices, or method steps, or they may be complete technical solutions. Any equivalent replacements or modifications based on the technical solution and the concept of the present invention shall be covered by the scope of protection of the present invention.

Claims

1. A high-efficiency gas steam generator with uniform heating, characterized in that: include: Base (100); A tubular heat exchanger (200), wherein the tubular heat exchanger (200) is fixedly mounted on the upper surface of the base (100), and a water pump (300) is provided on the side of the tubular heat exchanger (200), and a water inlet pipe (400) is provided at the water inlet end of the water pump (300), and a water outlet end of the water pump (300) extends into the interior of the tubular heat exchanger (200) and is in communication with the water inlet end of the tubular heat exchanger (200); The steam generating assembly (500) comprises a steam generating cylinder (501) fixedly mounted on the upper surface of a base (100), and a Venturi ratio regulating heating module (502) arranged on the upper surface of the steam generating cylinder (501) and extending into the interior of the steam generating cylinder (501), a hollow disk (503) fixedly mounted on the inner bottom wall of the steam generating cylinder (501), and a water outlet end of the tubular heat exchanger (200) is provided with a venturi ratio regulating heating module (502) extending into the hollow disk. A water injection pipe (504) is provided inside the disk (503); a partition is fixedly provided on the inner wall of the steam generating cylinder (501); and the interior of the steam generating cylinder (501) is divided into a heating chamber (505) and a steam chamber (506) by the partition; a plurality of heating tubes (507) are provided in a circular array on the inner bottom wall of the heating chamber (505); the bottom end and the top end of the heating tube (507) extend into the interior of the hollow disk (503) and the steam chamber (506) respectively.

2. The high-efficiency gas steam generator with uniform heating according to claim 1, characterized in that: A plurality of heat exchange fins (508) are fixedly arranged at equal intervals on the outer surface of the heating tube (507), and the material of the heat exchange fins (508) is pure copper.

3. The high-efficiency gas steam generator with uniform heating according to claim 1, characterized in that: The inner bottom of the steam chamber (506) is embedded with a plurality of drainage pipes (509) extending into the interior of the heating chamber (505) in a circular array, and the inner wall of the heating chamber (505) is embedded with a condensate drainage pipe (5010) extending to the outer surface of the steam generating cylinder (501).

4. The high-efficiency gas steam generator with uniform heating according to claim 1, characterized in that: A smoke exhaust pipe (600) extending into the interior of the tubular heat exchanger (200) is embedded in the inner wall of the heating chamber (505), and a smoke outlet pipe (700) extending into the interior of the tubular heat exchanger (200) is provided on the outer surface of the tubular heat exchanger (200).

5. The high-efficiency gas steam generator with uniform heating according to claim 1, characterized in that: A control cabinet (800) is also fixedly provided on the upper surface of the base (100), and a PLC controller (900) is provided on the outer surface of the control cabinet (800).

6. The high-efficiency gas steam generator with uniform heating according to claim 1, characterized in that: A steam pipe (5011) extending to the upper surface of the steam generating cylinder (501) is embedded in the inner top wall of the steam chamber (506), and a control valve is provided on the surface of the steam pipe (5011).

7. The high-efficiency gas steam generator with uniform heating according to claim 1, characterized in that: The Venturi ratio modulation heating module (502) comprises a control module arranged on the upper surface of the steam generating cylinder (501), and a combustion heating module arranged on the inner top wall of the steam generating cylinder (501) and extending into the interior of the heating chamber (505).

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