CN213747286U

CN213747286U - Fuel oil and gas pressure-bearing hot water boiler

Info

Publication number: CN213747286U
Application number: CN202022837836.0U
Authority: CN
Inventors: 张文贵; 景晓军; 尹金江
Original assignee: Anhui Guihong Energy Saving Boiler Co ltd
Current assignee: Anhui Guihong Energy Saving Boiler Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-07-20
Anticipated expiration: 2030-12-01

Abstract

The utility model discloses a fuel gas pressure-bearing hot water boiler, which belongs to the technical field of hot water boiler equipment, and particularly relates to a fuel gas pressure-bearing hot water boiler, which comprises a boiler body, a hearth, a first return smoke pipe and a gas collecting tank, wherein a chimney is fixedly arranged at the top position of the left side of the boiler body, the hearth is arranged at the bottom position of the inner cavity of the boiler body, a first corrugated furnace pipe is arranged at the left side of the hearth, a burner is arranged at the bottom position of the left side of the boiler body, a second corrugated furnace pipe is arranged at the top position of the first corrugated furnace pipe, a first return smoke pipe is arranged at the top position of the second corrugated furnace pipe, a second return smoke pipe is arranged at the top position of the first return smoke pipe, a third return smoke pipe is arranged at the top position of the inner cavity of the boiler body, a gas collecting tank is fixedly arranged at the central position of the top of the boiler body, and the fuel gas pressure-bearing hot water boiler increases the heating area of the furnace pipe in the heating process by arranging two corrugated furnace pipes, meanwhile, three return smoke pipes are arranged in the furnace body, so that the residence time of hot gas is prolonged, and the utilization efficiency of heat energy is improved.

Description

Fuel oil and gas pressure-bearing hot water boiler

Technical Field

The utility model relates to a boiler equipment technical field specifically is a fuel gas pressure-bearing boiler.

Background

The pressure-bearing hot water boiler belongs to a pressure container, and is always in a full water state, so that a water level meter is not arranged, but a pressure gauge, a safety valve and a thermometer are required to be arranged. The circulating water pump of the pressure-bearing hot water boiler heating system generally selects a clean water pump, which is used for pumping return water of the system engineering to a boiler, and not only needs to overcome the circulating resistance of the system, but also needs to maintain a certain pressure of the boiler, so as to ensure that the hot water is not vaporized at high temperature. The pressure-bearing hot water boiler can supply both low-temperature water and high-temperature hot water. The pressure-bearing hot water boiler can be divided into a coal-fired pressure-bearing hot water boiler, a fuel oil pressure-bearing hot water boiler, a fuel gas pressure-bearing hot water boiler, an electric heating pressure-bearing hot water boiler and the like according to different fuels; it can be divided into a vertical pressure-bearing hot water boiler and a horizontal pressure-bearing hot water boiler according to different structures. The design, production, manufacture and supervision and inspection of the boiler strictly follow the safety supervision regulations of hot water boilers to ensure the long-term safe and stable operation of the boiler.

At present, fuel combustion in a hearth of an existing pressure-bearing hot water boiler is that generated heat energy is mainly absorbed through a return smoke pipe, the temperature of the combusted smoke gas is highest in the hearth, but the retention time of the smoke gas in the hearth is short, the heat energy cannot be completely absorbed and utilized, the smoke gas discharged from a chimney finally contains heat energy, heat energy waste is caused, meanwhile, too much smoke gas is gathered in the hearth, and the smoke gas cannot be rapidly discharged, so that potential safety hazards are easy to occur.

SUMMERY OF THE UTILITY MODEL

The problems that heat energy generated by fuel combustion in a hearth of an existing pressure-bearing hot water boiler is mainly absorbed through a return smoke pipe, the temperature of the combusted smoke is highest in the hearth, but the retention time of the smoke in the hearth is short, the heat energy cannot be completely absorbed and utilized, the smoke exhausted from a chimney finally contains heat energy, heat energy waste is caused, and meanwhile, excessive smoke is gathered in the hearth and cannot be quickly exhausted, and potential safety hazards are easy to occur are solved.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a fuel gas pressure-bearing hot water boiler, includes furnace body, furnace, first return smoke pipe and gas collection tank, furnace body left side top fixed mounting has the chimney, and affiliated furnace body inner chamber bottom position is provided with furnace, the furnace left side position is provided with first stove courage, furnace body left side bottom position is provided with the combustor, first stove courage top position is provided with the second stove courage, second stove courage top position is provided with first return smoke pipe, the top position of first return smoke pipe is provided with second return smoke pipe, furnace body inner chamber top position is provided with third return smoke pipe, furnace body top central point fixed mounting has the gas collection tank.

Preferably, the support columns are installed on the left side and the right side of the bottom of the furnace body, and the protection pads are installed at the bottoms of the support columns.

Preferably, a thermometer is arranged at the center of the top of the chimney.

Preferably, the bottom of the burner is fixedly provided with a blower, and the blower is made of grey cast iron HT 250.

Preferably, an exhaust valve is arranged at the top of the gas collecting tank.

Compared with the prior art, the utility model discloses the beneficial effect who realizes:

this fuel gas pressure-bearing hot water boiler has increased the heating area of stove courage in the heating process through setting up two ripple stove courages, also can increase the rigidity of stove courage, improves the ability that bears the external pressure, and the furnace body is inside to set up three return stroke tobacco pipes simultaneously, has increased steam at the inside dwell time of furnace body, has improved the utilization efficiency of the inside heat energy of furnace body.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

in the figure: the furnace comprises a furnace body 100, a support column 110, a chimney 120, a thermometer 130, a hearth 200, a first corrugated furnace pipe 210, a burner 220, a second corrugated furnace pipe 230, a blower 240, a first return smoke pipe 300, a second return smoke pipe 310, a third return smoke pipe 320, a gas collecting tank 400 and an exhaust valve 410.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a fuel gas pressure-bearing hot water boiler, please refer to fig. 1, include: the furnace body 100, the hearth 200, the first return flue pipe 300 and the gas collecting tank 400;

referring to fig. 1, the furnace body 100 has support pillars 110, a chimney 120 and a thermometer 130, specifically, the support pillars 110 are installed at the left and right sides of the bottom of the furnace body 100, the chimney 120 is fixedly installed at the top of the left side of the furnace body 100, and the thermometer 130 is installed at the center of the top of the chimney 120;

referring to fig. 1 again, the furnace 200 has a first corrugated furnace pipe 210, a burner 220, a second corrugated furnace pipe 230 and a blower 240, the furnace 200 is disposed at the bottom of the inner cavity of the furnace body 100, specifically, the furnace 200 is disposed at the bottom of the inner cavity of the furnace body 100, the first corrugated furnace pipe 210 is disposed at the left side of the furnace 200, the burner 220 is disposed at the left side of the furnace body 100, the second corrugated furnace pipe 230 is disposed at the top of the first corrugated furnace pipe 210, and the blower 240 is fixedly disposed at the bottom of the burner 220;

referring to fig. 1 again, the first return smoke pipe 300 has a first return smoke pipe 300, a second return smoke pipe 310 and a third return smoke pipe 320, the first return smoke pipe 300 is disposed at the top of the second corrugated furnace liner 230, specifically, the first return smoke pipe 300 is disposed at the top of the second corrugated furnace liner 230, the second return smoke pipe 310 is disposed at the top of the first return smoke pipe 300, and the third return smoke pipe 320 is disposed at the top of the inner cavity of the furnace body 100;

referring to fig. 1 again, the gas collection tank 400 has a gas discharge valve 410, the gas collection tank 400 is fixedly installed at the top center position of the furnace body 100, specifically, the gas collection tank 400 is fixedly installed at the top center position of the furnace body 100, and the gas discharge valve 410 is installed at the top position of the gas collection tank 400.

During specific use, air for combustion is sucked into the combustor 220 through the blower 240 to participate in combustion, high-temperature flue gas generated by sufficient combustion of the air and natural gas in the combustor 220 exchanges heat with the first corrugated furnace pipe 210 and the second corrugated furnace pipe 230 immersed in water, flue gas generated by fire passing through the hearth 200 enters the chimney 120 through the first return smoke pipe 300, the second return smoke pipe 310 and the third return smoke pipe 320, the temperature gauge 130 senses the temperature of the flue gas, meanwhile, the gas collection tank 400 stores the fuel gas, and when the gas making device has a temporary fault, a certain degree of gas supply is ensured.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a fuel gas pressure-bearing boiler which characterized in that: comprises a furnace body (100), a hearth (200), a first return flue pipe (300) and a gas collecting tank (400), a chimney (120) is fixedly arranged at the top of the left side of the furnace body (100), a hearth (200) is arranged at the bottom of the inner cavity of the furnace body (100), a first corrugated furnace pipe (210) is arranged at the left side position of the hearth (200), a burner (220) is arranged at the bottom position of the left side of the furnace body (100), a second corrugated furnace pipe (230) is arranged at the top of the first corrugated furnace pipe (210), a first return smoke pipe (300) is arranged at the top of the second corrugated furnace pipe (230), the top of the first return smoke pipe (300) is provided with a second return smoke pipe (310), a third return smoke pipe (320) is arranged at the top of the inner cavity of the furnace body (100), and a gas collecting tank (400) is fixedly arranged at the central position of the top of the furnace body (100).

2. The oil-fired gas-pressurized hot water boiler as claimed in claim 1, wherein: support columns (110) are installed on the left side and the right side of the bottom of the furnace body (100), and protective pads are installed at the bottoms of the support columns (110).

3. The oil-fired gas-pressurized hot water boiler as claimed in claim 2, wherein: a thermometer (130) is arranged at the center of the top of the chimney (120).

4. A fuel-oil gas pressure-bearing hot water boiler as claimed in claim 3, characterized in that: the combustor (220) bottom position fixed mounting has air-blower (240), air-blower (240) material is grey cast iron HT 250.

5. The oil-fired gas-pressurized hot water boiler as claimed in claim 4, wherein: an exhaust valve (410) is arranged at the top of the gas collection tank (400).