CN220981321U

CN220981321U - Novel fuel oil gas steam generator structure

Info

Publication number: CN220981321U
Application number: CN202322620039.0U
Authority: CN
Inventors: 陈海波
Original assignee: Zhejiang Zhengao Energy Technology Co ltd
Current assignee: Zhejiang Zhengao Energy Technology Co ltd
Priority date: 2023-09-26
Filing date: 2023-09-26
Publication date: 2024-05-17
Anticipated expiration: 2033-09-26

Abstract

The utility model discloses a novel fuel oil and gas steam generator structure, which comprises a main machine shell, wherein a combustion area, a drying area and a condensation heat exchange area are sequentially arranged in the main machine shell, a combustor is arranged at the lower end of the side of the combustion area, a water circulation pipe is arranged at the outer side of the combustion area, a heating heat exchanger front section is arranged below the inner part of the combustion area, a heating heat exchange rear section is arranged above the inner part of the combustion area, the water circulation pipe penetrates through the main machine shell to be connected with the heating heat exchanger front section, the heating heat exchanger front section is connected with the heating heat exchanger rear section, the heating heat exchanger rear section is connected with a steam separation cylinder, a steam drying pipe is arranged in the drying area, the steam separation cylinder is communicated with the steam drying pipe, a smoke exhaust pipe is arranged in the condensation heat exchange area, a condensation heat exchanger is arranged in the smoke exhaust pipe, and the water inlet pipe is communicated with the water circulation pipe. The beneficial effects of the utility model are as follows: the structural design can realize energy conservation, environmental protection and high heat exchange efficiency.

Description

Novel fuel oil gas steam generator structure

Technical Field

The utility model relates to the technical field of steam generators, in particular to a novel fuel oil and gas steam generator structure.

Background

A steam generator, also called a steam heat source machine (commonly called a boiler), is a mechanical device that heats water into hot water or steam using the thermal energy of fuel or other energy sources.

The process of steam generation of a traditional steam device is as follows: the water storage, heating, water boiling and steam generation are carried out, and the traditional steam equipment can generate high-temperature steam after the steam pressure is formed by the pressure vessel, so that the generated steam has the disadvantages of high humidity, high energy consumption, high manufacturing cost and the like.

Chinese patent application publication number CN:111853748, application publication date: 2020.10.30 a horizontal combined fuel oil, gas and biomass steam generator comprises an evaporator body, wherein the evaporator body comprises a base, a lower header arranged on the base, a hearth arranged on the lower header, a boiler barrel correspondingly arranged on the hearth, and a down pipe arranged between the boiler barrel and the lower header; a plurality of groups of heating surface pipe assemblies are arranged between the boiler barrel and the lower header, the heating surface pipe assemblies are positioned between the lower header and the boiler barrel, and a steam-water separator and an annular reheating pipe are arranged in the boiler barrel in a matching manner; the annular reheating pipe is correspondingly provided with a main steam valve; the boiler barrel is also provided with a safety valve and a pressure gauge in a matched manner; and a feeder is arranged beside the hearth. The heat exchange efficiency in the device is relatively low, and the energy-saving effect is poor.

Disclosure of utility model

The utility model provides a novel fuel gas steam generator structure with high heat exchange efficiency, controllable temperature and humidity of steam and good energy-saving effect, which aims to overcome the defects of low heat exchange efficiency and poor energy-saving effect in the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a novel fuel gas steam generator structure, includes the host computer casing, set gradually combustion zone, stoving district and condensation heat transfer district in the host computer casing, the lower extreme of combustion zone side is provided with the combustor, the combustion zone outside is provided with the water circulating pipe, the inside below of combustion zone is provided with the heating heat exchanger anterior segment, the inside top of combustion zone is provided with the heating heat transfer back end, the water circulating pipe passes the host computer casing and is connected with the heating heat exchanger anterior segment, the heating heat exchanger anterior segment is connected with the heating heat exchanger back end, the heating heat exchanger back end is connected with steam branch cylinder, be provided with the steam stoving pipe in the stoving district, steam branch cylinder and steam stoving pipe intercommunication, the condensation heat transfer district is provided with the exhaust pipe, be provided with the condensation heat exchanger in the exhaust pipe, the condensation heat exchanger is connected with the inlet tube, inlet tube and water circulating pipe intercommunication.

A combustion area, a drying area and a condensation heat exchange area are arranged in the main machine shell, and the combustion area, the drying area and the condensation heat exchange area are communicated with one another. The lower end of the combustion zone is provided with a burner, and the burner enables fuel gas or fuel oil to be ignited, thereby playing a role in heating. The combustion engine is used for igniting and heating in the combustion area, and the generated hot flue gas sequentially enters the drying area and the condensation heat exchange area and is discharged from the condensation heat exchange area. The outside of the combustion zone is provided with a water circulation pipe, and the outer pipe of the water circulation pipe is externally connected with a water pump. The heating heat exchanger front section is arranged below the combustion zone, the heating heat exchanger rear section is arranged above the combustion zone, the water circulation pipe is communicated with the heating heat exchanger front section, meanwhile, the heating heat exchanger front section is communicated with the heating heat exchanger rear section, and the heating heat exchanger front section can be heated by the combustion machine after being ignited. The rear section of the heating heat exchanger is connected with a steam separation cylinder, and the steam separation cylinder plays a role in water-steam separation. A steam drying pipe is arranged in the drying area and is arranged in a reciprocating bending mode. The steam air separation cylinder is communicated with the steam drying pipe, the steam drying pipe is heated by hot flue gas generated in the drying area, steam in the steam drying pipe can be heated for the second time, the heat exchange efficiency is improved, and the temperature and humidity adjustment of the steam is realized by adjusting the flow of the steam drying pipe. A smoke exhaust pipe is arranged in the condensation heat exchange area, and hot smoke generated by the burner in the combustion area is finally exhausted from the smoke exhaust pipe. The water pump pumps water into the water inlet pipe, so that the water passes through the water inlet pipe, the condensation heat exchanger can be heated by hot flue gas passing through the water inlet pipe, the water in the water inlet pipe is heated, the preheating of the water in the water inlet pipe by heat exchange is realized, meanwhile, the water inlet pipe is communicated with the water circulation pipe, the preheated water enters the combustion zone from the water circulation pipe and then is heated to generate steam to enter the steam separation cylinder, the heat exchange efficiency can be improved, and the energy-saving effect can be realized.

Preferably, the combustion area and the drying area are provided with a plurality of partition walls, the partition wall on the left side of the combustion area is provided with a mounting hole, the burner is mounted in the mounting hole, a first through hole is formed in the top of the partition wall between the combustion area and the drying area, a second through hole is formed in the top of the partition wall on the right side of the drying area, a partition wall is arranged in the drying area, a third through hole is formed in the lower end of the partition wall, and the second through hole is communicated with the smoke exhaust pipe. The combustion zone and the stoving district are separated through the partition wall, the left side in the combustion zone sets up the mounting hole that is used for installing the combustor, install the combustor in the mounting hole, conveniently heat in the combustion zone, set up through-hole one on the partition wall between combustion zone and stoving district, the right side partition wall top in stoving district is provided with the through-hole second, and be provided with the partition wall in the inside in stoving district, the lower extreme at the partition wall is provided with the through-hole third, the hot flue gas that produces in the combustion zone loops through-hole first, through-hole third and through-hole second follow the exhaust pipe discharge, and the hot flue gas is through the stoving district, make the time extension of hot flue gas in the stoving district under the effect of partition wall, improve the heat exchange efficiency of hot flue gas in the stoving district, and then improve energy-conserving effect.

Preferably, the front section of the heating heat exchanger is provided with a plurality of first disturbing flaps in a circular structure, the plurality of heat exchanging disturbing flaps are arranged in a row, the rear section of the heating heat exchanger is provided with a plurality of second disturbing flaps which are arranged in a cross mode, the first disturbing flaps and the second disturbing flaps are communicated through U-shaped connecting pipes, water pipes are arranged inside the first disturbing flaps and the second disturbing flaps, and the water pipes are communicated with the water circulation pipe. The front section of the heating heat exchanger is formed by a cylindrical structure through a plurality of circular disturbing folding plates I, simultaneously, flame generated by the combustion machine enters the cylindrical structure, the combustion machine can fully heat the front section of the heating heat exchanger, simultaneously, the rear section of the heating heat exchanger is formed by a plurality of cross-arranged disturbing folding plates II, the plurality of disturbing folding plates II are arranged side by side, simultaneously, the disturbing folding plates I and the disturbing folding plates II are communicated through connecting pipes, water pipes are arranged in the disturbing folding plates I and the disturbing folding plates II and are communicated with a water circulation pipe, water in the water circulation pipe is heated in the water pipe, steam is generated and is collected into a steam separation cylinder, the disturbing folding plates I can directly absorb heat generated by combustion of the combustion machine, the disturbing folding plates II can absorb heat of hot flue gas, and the heat absorbed by the second time can improve heat exchange efficiency, and further improve energy saving effect.

Preferably, the steam sub-cylinder is provided with two cylinders which are arranged in parallel and communicated, the side walls of the two cylinders are connected with water level communicating pipes, and the outer ends of the water level communicating pipes are connected with water level monitoring pipes. The steam divides the cylinder to constitute by two cylinders, parallel arrangement just communicates about two cylinders, and simultaneously, the water level communicating pipe is connected respectively to the lateral wall of two cylinders, and the external water level monitoring pipe of water level communicating pipe can monitor the water level in two cylinders, ensures equipment safety, simultaneously, guarantees the steam production effect of steam.

Preferably, the cylinder body arranged at the top is provided with a safety valve, a steam valve, a thermometer and a pressure gauge, and the steam valve is connected with a steam drying pipe. The pressure gauge is matched with the safety valve to ensure that the pressure in the cylinder body is within a safety value, the steam valve is used as a valve body connected between the steam split cylinder and the steam drying pipe, the temperature of control steam is adjustable, and the temperature gauge monitors the temperature of the steam in the cylinder body in real time.

Preferably, the drying area is provided with a first heating heat exchange area and a second heating heat exchange area, the first heating heat exchange area is communicated with the second heating heat exchange area, the steam drying pipes are sequentially arranged in the first heating heat exchange area and the second heating heat exchange area, the steam drying pipes are externally connected with heat exchange plates, the steam drying pipes are vertically arranged with the heat exchange plates, and the outer ends of the steam drying pipes are connected with steam secondary air separation cylinders. The drying area is composed of a first heating heat exchange area and a second heating heat exchange area, the steam drying pipes are sequentially arranged in the first heating heat exchange area and the second heating heat exchange area, the heat exchange plates are connected to the outer surfaces of the steam drying pipes, the heat exchange plates can improve the residence time of hot flue gas in the drying area, the heat exchange time with the steam drying pipes is improved, and the drying effect of steam is guaranteed.

Preferably, a flow baffle is arranged in the smoke exhaust pipe, the upper end of the flow baffle is connected with the inner wall of the top of the smoke exhaust pipe, the condensation heat exchangers are arranged in a U-shaped structure and are respectively provided with two sides of the flow baffle, a settling tank is arranged at the bottom of each condensation heat exchanger, and a cleaning valve is arranged at each settling tank. The flow baffle that sets up in the inside of discharging fume the pipe can separate the condensation heat exchanger of U type for get into the hot flue gas of discharging fume the pipe and advance down the motion under the shielding of flow baffle, and then can carry out the heat exchange with condensation heat exchanger when hot flue gas discharges, preheat the inlet tube that advances in the condensation heat exchanger, make full use of hot flue gas's waste heat, realize energy-conserving effect, simultaneously, can stay debris and dirt in the jar internal at the setting of condensation heat exchanger bottom, can realize the effect of scrubbing and clearing impurity after opening the clearance valve.

Preferably, a drain pipe is arranged at the lower end of the water circulation pipe, and a sewage cleaning valve is arranged on the drain pipe. The sewage pipe arranged at the lower end of the water circulation pipe can remove impurities and dirt in the water inlet pipe and the water pipe by opening the dirt removing valve.

Preferably, a high-pressure spray pipe is arranged between the steam separation cylinder and the heat exchange air pipe, and the high-pressure spray pipe is connected with a high-pressure spray washer. The high-pressure spray washer is connected with the high-pressure spray washer pipe, when cleaning equipment is needed, the high-pressure cleaning of the steam drying pipe and the cylinder body is realized by adjusting the switch of the high-pressure spray washer, and the cleaning of stains in the pipe is realized.

The beneficial effects of the utility model are as follows: in the combustion zone, the front section and the rear section of the heating heat exchanger which are used for generating steam are respectively heated by the direct heating of the combustion machine and the hot flue gas generated by the combustion machine, so that the heat exchange efficiency is improved; the generated hot flue gas can heat the steam drying pipes in the drying area at the same time, so that saturated superheated steam is directly generated, dry steam is obtained, the residual temperature of the hot flue gas is fully utilized for heating, and the energy-saving effect is further realized; the generated hot flue gas can exchange heat with a condensing heat exchanger in the flue gas exhaust pipe before being exhausted from the flue gas exhaust pipe, and the water in the water inlet pipe in the condensing heat exchanger is preheated, so that the hot flue gas can have a certain temperature when entering the water circulation pipe from the water inlet pipe, the steam generating efficiency is improved, and the heat exchange efficiency is improved; the precipitation tank, the drain pipe and the high-pressure spray washing pipe which are arranged on the structure can facilitate the cleaning of the steam generator; the structural design can realize energy conservation, environmental protection and high heat exchange efficiency.

Drawings

FIG. 1 is a cross-sectional view of the present utility model;

FIG. 2 is a top view of the present utility model;

FIG. 3 is a cross-sectional view of the combustion zone of the present utility model;

FIG. 4 is a cross-sectional view of a drying section of the present utility model;

Fig. 5 is a cross-sectional view of the condensing heat exchange zone of the present utility model.

In the drawings of which there are shown,

1. A main housing, 2. A burner, 3. A water circulation pipe, 4. A heating heat exchanger front section, 5. A heating heat exchanger rear section, 6. A steam split cylinder, 7. A steam drying pipe, 8. A smoke exhaust pipe, 9. A condensing heat exchanger, 10. A partition wall, 11. A mounting hole, 12. A through hole I, 13. A through hole II, 14. A through hole III, 15. A first heating heat exchange area, 16. A second heating heat exchange area, 17. A heat exchange sheet, 18. A steam split cylinder, 30. A blow-down pipe, 31. A cleaning valve, 40. A disturbance flap I, 41. A connection pipe, 42. A water pipe, 50. A disturbance flap II, 60. A cylinder, 61. A water level connection pipe, 62. A water level monitoring pipe, 63. A safety valve, 64. A steam valve, 65. A thermometer, 66. A pressure gauge, 70. A high pressure spray pipe, 71. A high pressure spray washer, 80. A baffle plate, 90. A water inlet pipe, 91. A sedimentation tank, 92. A cleaning valve, 100. A wall.

Detailed Description

The utility model is further described below with reference to the drawings and detailed description.

Embodiment 1, as shown in fig. 1-5, a novel fuel gas steam generator structure, including host computer casing 1, set gradually combustion zone, stoving district and condensation heat transfer district in the host computer casing 1, the lower extreme of combustion zone side is provided with combustor 2, the combustion zone outside is provided with water circulating pipe 3, the inside below of combustion zone is provided with heating heat exchanger anterior segment 4, the inside top of combustion zone is provided with heating heat exchanger posterior segment 5, water circulating pipe 3 passes host computer casing 1 and is connected with heating heat exchanger anterior segment 4, heating heat exchanger anterior segment 4 is connected with heating heat exchanger posterior segment 5, heating heat exchanger posterior segment 5 is connected with steam division cylinder 6, be provided with steam stoving pipe 7 in the stoving district, steam division cylinder 6 and steam stoving pipe 7 intercommunication, the condensation heat transfer district is provided with exhaust pipe 8, be provided with condensation heat exchanger 9 in the exhaust pipe 8, condensation heat exchanger 9 is connected with inlet tube 90, inlet tube 90 and water 3 intercommunication.

The combustion zone and the stoving district are provided with a plurality of partition walls 10, the partition wall 10 in combustion zone left side is provided with mounting hole 11, combustor 2 installs at mounting hole 11, the top of partition wall 10 between combustion zone and the stoving district is provided with through-hole one 12, stoving district right side partition wall 10 top is provided with through-hole two 13, stoving district is inside to be provided with partition wall 100, partition wall 100 lower extreme is provided with through-hole three 14, through-hole two 13 and exhaust pipe 8 intercommunication.

The heating heat exchanger front section 4 is provided with a plurality of first disturbing flaps 40 which are in a circular structure, the plurality of first disturbing flaps 40 are arranged in rows, the heating heat exchanger rear section 5 is provided with a plurality of second disturbing flaps 50 which are arranged in a crossing mode, the first disturbing flaps 40 and the second disturbing flaps 50 are communicated through U-shaped connecting pipes 41, water pipes 42 are arranged inside the first disturbing flaps 40 and the second disturbing flaps 50, and the water pipes 42 are communicated with the water circulation pipe 3.

The steam sub-cylinder 6 is provided with two cylinder bodies 60, the two cylinder bodies 60 are arranged in parallel and communicated, the side walls of the two cylinder bodies 60 are connected with a water level communicating pipe 61, and the outer end of the water level communicating pipe 61 is connected with a water level monitoring pipe 62.

The cylinder 60 placed on top is provided with a safety valve 63, a steam valve 64, a thermometer 65 and a pressure gauge 66, said steam valve 64 being connected to the steam drying pipe 7.

The drying area is provided with first heating heat transfer area 15 and second heating heat transfer area 16, first heating heat transfer area 15 and second heating heat transfer area 16 intercommunication, steam drying pipe 7 arranges in proper order in first heating heat transfer area 15 and second heating heat transfer area 16, steam drying pipe 7 external has heat exchanger plate 17, steam drying pipe 7 arranges with heat exchanger plate 17 is perpendicular, steam drying pipe 7 outer end is connected with steam secondary branch cylinder 18.

The inside baffle 80 that is provided with of exhaust pipe 8, the upper end and the exhaust pipe 8 top inner wall of baffle 80 are connected, condensation heat exchanger 9 is U type structural arrangement and has arranged the baffle 80 both sides respectively, condensation heat exchanger 9 bottom is provided with precipitation tank 91, precipitation tank 91 is provided with clearance valve 92.

A drain pipe 30 is arranged at the lower end of the water circulation pipe 3, and the drain pipe 30 is provided with a sewage cleaning valve 31.

A high-pressure spray pipe 70 is arranged between the steam sub-cylinder 6 and the steam drying pipe 7, and the high-pressure spray pipe 70 is connected with a high-pressure spray device 71.

The application principle of the utility model is as follows: as shown in fig. 1-5, the main housing 1 is made of metal, and a combustion zone, a drying zone and a condensation heat exchange zone are sequentially arranged in the main housing 1. Wherein, be provided with partition wall 10 on combustion zone and stoving district, be provided with mounting hole 11 in the lower extreme of partition wall 10 of the left side in combustion zone, install combustor 2 on mounting hole 11, combustor 2 is used for igniting fuel and gas. The upper end of the partition wall 10 between the combustion area and the drying area is provided with a first through hole 12, the right side of the drying area is provided with a second through hole 13, meanwhile, the inside of the drying area is provided with a partition wall 100, the lower end of the partition wall 100 is provided with a third through hole 14, after fuel oil and fuel gas are ignited by the combustor 2, a large amount of hot flue gas is generated, and the hot flue gas enters the condensation heat exchange area from the first through hole 12, the third through hole 14 and the second through hole 13 in sequence and is discharged from the smoke discharge pipe 8 arranged in the condensation heat exchange area.

A heating heat exchanger front section 4 and a heating heat exchanger rear section 5 are arranged in the combustion zone, wherein the heating heat exchanger front section 4 is arranged below the combustion zone, and the heating heat exchanger rear section 5 is arranged above the combustion zone. The front section 4 of the heating heat exchanger is a cylindrical structure formed by a plurality of first disturbing folds 40 with circular structures, and flames generated after the combustion engine 2 ignites fuel oil or gas are arranged in the cylindrical structure and heat the first disturbing folds 40 arranged on the front section 4 of the heating heat exchanger. The rear section 5 of the heating heat exchanger is formed by arranging a plurality of second disturbing flaps 50 which are arranged in a staggered manner, and hot smoke generated by fuel oil or fuel gas ignited by the burner 2 can heat the second disturbing flaps 50 arranged at the rear section 5 of the heating heat exchanger. Wherein the first and second interference flaps 40 and 50 are connected by a U-shaped connecting tube. A water pipe 42 is arranged in the first disturbing fold piece 40 and the second disturbing fold piece 50, meanwhile, a water circulating pipe 3 is arranged on the outer side of the combustion zone, the water circulating pipe 3 is externally connected with a water pump, and the water circulating pipe 3 is communicated with the water pipe 42. The water pump pumps water into the water circulation pipe 3, and when the heating heat exchanger front section 4 and the heating heat exchanger rear section 5 are heated, the water in the water pipe 42 can be heated to generate steam. The second disturbing folded sheet 50 of the rear section 5 of the heating heat exchanger is communicated with the steam sub-cylinder 6, so that generated steam enters the steam sub-cylinder 6. The steam split cylinder 6 is composed of two cylinders 60 arranged in parallel up and down, and the two cylinders 60 are in a communicating state. The generated steam sequentially enters the two cylinders 60 to perform water-steam separation, so that the quality of the steam is ensured.

The drying area is internally provided with a first heating heat exchange area 15 arranged on the left side and a second heating heat exchange area 16 arranged on the right side, wherein the steam drying pipes 7 are sequentially arranged in the first heating heat exchange area 15 and the second heating heat exchange area 16, the steam drying pipes 7 are arranged in a reciprocating bending mode, one ends of the steam drying pipes 7 are communicated with a top cylinder body 60 of the steam separation cylinder 6, and the other ends of the steam drying pipes 7 are externally connected with a steam secondary separation cylinder 18. The steam discharged from the steam sub-cylinder 6 is introduced into the steam drying duct 7 disposed in the second heating heat transfer area 16, and then introduced into the steam drying duct 7 disposed in the first heating heat transfer area 15. Wherein, the outer tube wall of the steam drying tube 7 is connected with heat exchange plates 17, and the heat exchange plates 17 are arranged vertically with the steam drying tube 7. When the hot flue gas enters the drying area from the combustion area, the speed of the hot flue gas passing through the drying area can be limited under the action of the heat exchange plates 17, so that the time of heat exchange between the hot flue gas and the steam drying pipe 7 is further prolonged, the heat exchange efficiency is further improved, and the energy-saving effect is realized. Meanwhile, the heat exchange plates 17 are connected with the steam drying pipes 7, so that the heat exchange efficiency of the hot flue gas and the steam drying pipes 7 can be improved. After the drying in the drying zone is completed, the steam is discharged from the steam secondary separation cylinder 18, and after the steam passes through the drying zone, the steam can reach a better temperature, so that saturated steam or superheated steam is generated, and further, the steam with higher quality is obtained.

A smoke exhaust pipe 8 is arranged in the condensation heat exchange area, and a condensation heat exchanger 9 is arranged in the smoke exhaust pipe 8. Wherein, be provided with the fender flow board 80 in the exhaust pipe 8 inside, the top of fender flow board 80 is connected with the top inner wall of exhaust pipe 8 for the hot flue gas that gets into exhaust pipe 8 is under the effect of fender flow board 80, makes hot flue gas become U type orbit motion in exhaust pipe 8 back and discharges from the top of exhaust pipe 8 again. The condensing heat exchanger 9 arranged in the condensing heat exchange area is U-shaped, and the condensing heat exchanger 9 is arranged at two sides of the baffle plate 80. Wherein, condensation heat exchanger 9 is connected with inlet tube 90, after hot flue gas enters into in the exhaust pipe 8, can carry out the heat exchange with condensation heat exchanger 9, and then preheat the water in the inlet tube 90 through the residual temperature of hot flue gas, water after the heat transfer of condensation heat exchanger 9 enters into water circulating pipe 3 by inlet tube 90 for the water that enters into in the water circulating pipe 3 from inlet tube 90 is preheated, makes the temperature improve, produces steam more easily, and then realizes that heat exchange efficiency is better, more energy-conserving.

Wherein, all be connected with water level communicating pipe 61 on the lateral wall of two cylinders 60, water level communicating pipe 61 external water level monitoring pipe 62, water level monitoring pipe 62 can monitor the liquid level of the water in the cylinder body 60 for the water content in the cylinder body 60 satisfies the production requirement, ensures the quality of the steam of production, and then realizes guaranteeing steam quality.

Meanwhile, the precipitation tank 91 arranged at the bottom of the condensation heat exchanger 9 can stay sundries and dirt in the tank body, and the effects of removing dirt and cleaning impurities can be achieved after the cleaning valve 92 is opened.

The drain pipe 30 arranged at the lower end of the water circulation pipe 3 can remove impurities and dirt in the water inlet pipe 4290 and the water pipe 42 by opening the dirt removal valve 31.

The high-pressure spray washer 71 connected with the high-pressure spray washer pipe 70 is arranged, when cleaning equipment is needed, the high-pressure cleaning of the steam drying pipe 7 and the cylinder 60 is realized by adjusting the switch of the high-pressure spray washer 71, and the cleaning of stains in the pipe is realized.

Wherein, all adopt flange joint, detachable dismouting between combustion zone, stoving district and the condensation heat transfer district. Meanwhile, the high-pressure resistant and high-temperature resistant devices are respectively arranged in each of the combustion zone, the drying zone and the condensation heat exchange zone, so that the independent overhaul and replacement are realized.

The pressure gauge 66 is matched with the safety valve 63 to ensure that the pressure in the cylinder 60 is within a safety value, the steam valve 64 is used as a valve body connected between the steam sub-cylinder 6 and the steam drying pipe 7, the temperature of control steam is adjustable, and the temperature gauge 65 monitors the temperature of steam in the cylinder 60 in real time.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a novel fuel gas steam generator structure, characterized by, including host computer casing (1), combustion zone, stoving district and condensation heat transfer district have set gradually in host computer casing (1), the lower extreme of combustion zone side is provided with combustor (2), the combustion zone outside is provided with water circulating pipe (3), the inside below of combustion zone is provided with heating heat exchanger anterior segment (4), the inside top of combustion zone is provided with heating heat exchanger posterior segment (5), water circulating pipe (3) pass host computer casing (1) and are connected with heating heat exchanger anterior segment (4), heating heat exchanger anterior segment (4) are connected with heating heat exchanger posterior segment (5), heating heat exchanger posterior segment (5) are connected with steam branch cylinder (6), be provided with steam stoving pipe (7) in the stoving district, steam branch cylinder (6) and steam stoving pipe (7) intercommunication, the condensation heat transfer district is provided with in exhaust pipe (8), be provided with condensation heat exchanger (9) in exhaust pipe (8), condensation heat exchanger anterior segment (4) are connected with heating pipe (90), inlet tube (90) are connected with inlet tube (90).

2. The novel fuel gas steam generator structure according to claim 1, wherein the combustion area and the drying area are provided with a plurality of partition walls (10), the partition wall (10) on the left side of the combustion area is provided with a mounting hole (11), the burner (2) is installed in the mounting hole (11), the top of the partition wall (10) between the combustion area and the drying area is provided with a first through hole (12), the top of the partition wall (10) on the right side of the drying area is provided with a second through hole (13), the inside of the drying area is provided with a partition wall (100), the lower end of the partition wall (100) is provided with a third through hole (14), and the second through hole (13) is communicated with the smoke exhaust pipe (8).

3. The novel fuel gas steam generator structure according to claim 1, wherein the heating heat exchanger front section (4) is provided with a plurality of first disturbing flaps (40) which are in a circular structure, the plurality of first disturbing flaps (40) are arranged in a row, the heating heat exchanger rear section (5) is provided with a plurality of second disturbing flaps (50) which are arranged in a crossing manner, the first disturbing flaps (40) and the second disturbing flaps (50) are communicated through a U-shaped connecting pipe (41), a water pipe (42) is arranged inside the first disturbing flaps (40) and the second disturbing flaps (50), and the water pipe (42) is communicated with the water circulating pipe (3).

4. The novel fuel gas steam generator structure according to claim 1, wherein the steam split cylinder (6) is provided with two cylinders (60), the two cylinders (60) are arranged in parallel and communicated, the side walls of the two cylinders (60) are connected with water level communicating pipes (61), and the outer ends of the water level communicating pipes (61) are connected with water level monitoring pipes (62).

5. The novel fuel gas steam generator structure according to claim 4, wherein the cylinder (60) arranged at the top is provided with a safety valve (63), a steam valve (64), a thermometer (65) and a pressure gauge (66), and the steam valve (64) is connected with a steam drying pipe (7).

6. The novel fuel gas steam generator structure according to claim 2, characterized in that, the stoving district is provided with first heating heat transfer area (15) and second heating heat transfer area (16), first heating heat transfer area (15) and second heating heat transfer area (16) intercommunication, steam drying pipe (7) are arranged in first heating heat transfer area (15) and second heating heat transfer area (16) in proper order, steam drying pipe (7) external connection has heat exchanger fin (17), steam drying pipe (7) are arranged perpendicularly with heat exchanger fin (17), steam drying pipe (7) outer end is connected with steam secondary branch cylinder (18).

7. The novel fuel oil and gas steam generator structure according to claim 1, wherein a flow blocking plate (80) is arranged inside the smoke exhaust pipe (8), the upper end of the flow blocking plate (80) is connected with the inner wall of the top of the smoke exhaust pipe (8), the condensation heat exchangers (9) are arranged in a U-shaped structure and are respectively arranged on two sides of the flow blocking plate (80), a precipitation tank (91) is arranged at the bottom of the condensation heat exchangers (9), and a cleaning valve (92) is arranged on the precipitation tank (91).

8. The novel fuel oil and gas steam generator structure according to claim 1, wherein a drain pipe (30) is arranged at the lower end of the water circulation pipe (3), and a sewage disposal valve (31) is arranged at the drain pipe (30).

9. The novel fuel gas steam generator structure according to claim 1, wherein a high-pressure spray pipe (70) is arranged between the steam sub-cylinder (6) and the steam drying pipe (7), and the high-pressure spray pipe (70) is connected with a high-pressure spray device (71).