CN-122015064-A - Steam generating boiler

CN122015064ACN 122015064 ACN122015064 ACN 122015064ACN-122015064-A

Abstract

The invention discloses a steam generating boiler in the technical field of boilers. The steam generating boiler comprises a boiler body and a burner, wherein a combustion chamber is arranged in the boiler body, a steam generating device is arranged in the combustion chamber, a steam-water separation chamber is arranged above the combustion chamber, a heat exchange chamber is arranged above the steam-water separation chamber, the steam-water separation chamber and the heat exchange chamber are separated by an upper partition plate, a plurality of heat exchange pipes which are vertically arranged are arranged in the heat exchange chamber, a heat exchange interlayer is formed between two adjacent heat exchange pipes and between the heat exchange pipes and the inner walls of the adjacent heat exchange chambers, the lower ends of the heat exchange pipes penetrate through the upper partition plate and are communicated with the steam-water separation chamber, the steam-water separation chamber separates a steam-water mixture generated by the steam generating device and simultaneously steam enters the heat exchange pipes, pure water is contained in the heat exchange interlayer, the heat exchange interlayer is located in an upper region of the pure water to form a steam region, and the upper part of the heat exchange chamber is provided with a steam outlet which is communicated with the steam region. The invention has the advantages of realizing autonomous steam production and simultaneously ensuring the output of low-pressure clean steam.

Inventors

Tang daqing
LIU YUANYUAN
Huo Shuliang
ZHU LI

Assignees

江苏威特斯锅炉制造有限公司

Dates

Publication Date: 20260512
Application Date: 20260325

Claims (10)

1. A steam generating boiler is characterized by comprising a boiler body and a combustor, wherein a combustion chamber communicated with the combustor is arranged in the boiler body, a steam generating device is arranged in the combustion chamber, a steam-water separation chamber is arranged above the combustion chamber, a heat exchange chamber is arranged above the steam-water separation chamber, the steam-water separation chamber and the heat exchange chamber are separated by an upper partition plate, a plurality of heat exchange pipes which are vertically arranged are arranged in the heat exchange chamber, heat exchange interlayers are formed between two adjacent heat exchange pipes and between the heat exchange pipes and the inner walls of the adjacent heat exchange chambers, the lower ends of the heat exchange pipes penetrate through the upper partition plate and are communicated with the steam-water separation chamber, steam and water mixtures generated by the steam generating device are separated by the steam-water separation chamber, meanwhile, steam enters the heat exchange pipes, pure water is contained in the heat exchange interlayer, a steam area is formed in an area above the pure water, and a steam outlet which is communicated with the steam area is arranged at the upper part of the heat exchange chamber.
2. The steam generating boiler according to claim 1, wherein the steam generating device comprises a plurality of fin tubes arranged vertically, a water supply cylinder is arranged at the bottom of the boiler body and used for containing boiler water, the combustion chamber and the steam-water separation chamber are separated by a lower partition plate, the upper ends of the fin tubes penetrate through the lower partition plate and are communicated with the steam-water separation chamber, and the lower ends of the fin tubes extend into the water supply cylinder.
3. A steam generating boiler as claimed in claim 2, characterized in that the water supply cartridge is provided with a boiler water inlet.
4. The steam generating boiler of claim 1, wherein the top of the boiler body is provided with a closed cavity, and the upper ends of the heat exchange tubes are communicated with the closed cavity.
5. The steam generating boiler of claim 4, wherein the top of the closed cavity is provided with a pressure gauge and a safety valve.
6. The steam generating boiler of claim 1, wherein a smoke exhaust pipe is arranged at one side of the boiler body, a smoke exhaust port is arranged in the smoke exhaust pipe, a condenser is arranged in the smoke exhaust pipe, and smoke in the combustion chamber is discharged from the smoke exhaust port after being condensed by the condenser.
7. The steam generating boiler of claim 6, wherein the condenser is a condenser pipe which is arranged in the smoke exhaust pipe in a roundabout way, an inlet of the condenser pipe is connected with a cold water area of the pure water tank, and an outlet of the condenser pipe is connected with a hot water area of the pure water tank.
8. The steam generating boiler of claim 6, wherein the energy economizer is arranged in the smoke exhaust pipe, the energy economizer is positioned at the upstream of the condenser, the energy economizer is an energy economizer which is arranged in the smoke exhaust pipe in a roundabout way, the lower part of the heat exchange chamber is provided with a pure water inlet, the inlet of the energy economizer is connected with a hot water area of the pure water tank, and the outlet of the energy economizer is connected with the pure water inlet.
9. A steam generating boiler as set forth in claim 2, wherein the water level of the boiler water in the fin tubes is located between the upper middle section of the fin tubes and the top ends of the fin tubes.
10. The steam generating boiler of claim 1, wherein the water level of pure water in the heat exchange interlayer is located at a lower section of the heat exchange interlayer.

Description

Steam generating boiler Technical Field The invention relates to the technical field of boilers, in particular to a steam generating boiler. Background The prior art discloses a low-temperature steam generator, the authorized bulletin number is CN 205979693U, the authorized bulletin day is 2017.02.22, the heat source of the low-temperature steam generator is external industrial steam, the industrial steam exchanges heat with condensate entering from a condensate reflux port in a heat exchanger, and the condensate absorbs heat and is vaporized to generate secondary steam. Although the prior art can prepare low-temperature secondary steam through industrial steam heat exchange, the equipment is only a steam heat exchange device, has no autonomous steam production capacity, can operate only by being externally connected with industrial steam, and has limited application scenes. Disclosure of Invention The invention aims to overcome the defects in the prior art, and provides a steam generating boiler which can realize autonomous steam generation and ensure low-pressure clean steam output. In order to achieve the above object, the steam generating boiler of the present invention adopts the following technical scheme: A steam generating boiler comprises a boiler body and a combustor, wherein a combustion chamber communicated with the combustor is arranged in the boiler body, a steam generating device is arranged in the combustion chamber, a steam-water separation chamber is arranged above the combustion chamber, a heat exchange chamber is arranged above the steam-water separation chamber, the steam-water separation chamber and the heat exchange chamber are separated by an upper partition plate, a plurality of heat exchange pipes which are vertically arranged are arranged in the heat exchange chamber, a heat exchange interlayer is formed between every two adjacent heat exchange pipes and between the heat exchange pipes and the inner wall of the adjacent heat exchange chamber, the lower ends of the heat exchange pipes penetrate through the upper partition plate and are communicated with the steam-water separation chamber, steam-water mixture generated by the steam generating device is separated by the steam-water separation chamber and enters the heat exchange pipes, pure water is contained in the heat exchange interlayer, a steam area is formed in the upper area of the pure water, and a steam outlet which is communicated with the steam area is arranged at the upper part of the heat exchange chamber. Preferably, the steam generating device comprises a plurality of fin pipes which are vertically arranged, a water supply cylinder is arranged at the bottom of the boiler body and used for containing boiler water, the combustion chamber and the steam-water separation chamber are separated by a lower partition plate, the upper ends of the fin pipes penetrate through the lower partition plate and are communicated with the steam-water separation chamber, and the lower ends of the fin pipes extend into the water supply cylinder. The fin tubes which are vertically arranged are adopted as the steam generating device, so that the heating area is obviously increased, and the heat transfer effect is enhanced. Preferably, the water supply cylinder is provided with a boiler water inlet. Preferably, the top of the boiler body is provided with a closed cavity, and the upper ends of the heat exchange tubes are communicated with the closed cavity. The upper ends of the heat exchange tubes are communicated, so that steam accumulation is facilitated to form a stable high-pressure area, and the heat exchange efficiency is improved. Preferably, a pressure gauge and a safety valve are arranged at the top of the closed cavity. The real-time monitoring and overpressure relief of the pressure in the pipe are realized, and the operation safety of the equipment is ensured. Preferably, a smoke exhaust pipe is arranged at one side of the boiler body, a smoke exhaust port is arranged in the smoke exhaust pipe, a condenser is arranged in the smoke exhaust pipe, and smoke in the combustion chamber is discharged from the smoke exhaust port after being condensed by the condenser. Waste heat in the flue gas is effectively recovered, the temperature of the flue gas is reduced, and the energy utilization rate is improved. Preferably, the condenser is a condenser pipe which is arranged inside the smoke exhaust pipe in a roundabout way, the inlet of the condenser pipe is connected with the cold water area of the pure water tank, and the outlet of the condenser pipe is connected with the hot water area of the pure water tank. Preferably, an energy-saving device is arranged in the smoke exhaust pipe, the energy-saving device is positioned at the upstream of the condenser, the energy-saving device is an energy-saving pipe which is arranged inside the smoke exhaust pipe in a roundabout way, the lower part of the heat exchange chamber is provided with a pure wa