CN202082904U

CN202082904U - Electrode steam boiler

Info

Publication number: CN202082904U
Application number: CN2011201579583U
Authority: CN
Inventors: 李刚
Original assignee: DALIAN SHIPBUILDING INDUSTRY EQUIPMENT MANUFACTURING Co Ltd
Current assignee: DALIAN SHIPBUILDING INDUSTRY EQUIPMENT MANUFACTURING Co Ltd
Priority date: 2011-05-18
Filing date: 2011-05-18
Publication date: 2011-12-21
Anticipated expiration: 2021-05-18

Abstract

An electrode type electric-heating steam boiler adopts the structure that the boiler barrel of the boiler is welded with an upper sealing head and a lower sealing head; a boiler inlet, a boiler liquid level meter interface, an inner barrel liquid level meter interface, and an adjusting device fixing pipe seat are welded on the boiler barrel and are communicated therewith; an electrode interface pipe seat and a main stream pipe seat are welded on the upper sealing head and are communicated therewith; an inner barrel fixing seat is welded on the inner wall of the upper sealing head, a boiler water feeding pipe seat, and inner circulating inlet pipe seat, and an inner circulating outlet pipe seat are welded on the lower sealing head and are communicated therewith, and the boiler support is welded outside the lower sealing head; and the inner circulating inlet pipe seat and the inner circulating outlet pipe seat are externally connected with a pipeline to connect to a circulating water pump, so as to adjust the water quality in the boiler, and the water level in the inner barrel is adjusted through an adjusting device. The electrode steam boiler adopts unique heating principles of the electrode, and utilizes the high heat resistance of water medium to convert electrical energy into thermal energy directly, so as to improve the thermal efficiency of the boiler to above 99%. In addition, the electrode type electric-heating steam boiler adopts full-automatic PLC control mode.

Description

The electrode steam boiler

Technical field

The utility model relates to the boiler technology field, specifically relates to a kind of electric pole type electrical heating steam boiler.

Background technology

At present, the development trend of China's boiler industry is to improve atmospheric environment, raising energy utilization rate more and more to be all trades and professions and government agencies at all levels' concern, technology such as reduction of discharging, flue gas desulfurization, coal gasification are used widely, superseded coal-burning boiler becomes trend of the times, the electrically heated boiler of energy-saving and environmental protection just winning boiler market and government regulator favor.

Summary of the invention

In view of the deficiency that prior art exists, the purpose of this utility model is the thermal efficiency height that a kind of boiler will be provided, no waste gas, waste sludge discharge, non-environmental-pollution, energy-conserving and environment-protective, automaticity height, save manpower, alleviate the electric pole type electrical heating steam boiler of operator's labour intensity.

For achieving the above object, the technical solution that the utility model adopted is to adopt the heating principle of electrode uniqueness, utilizes the high heat resistance characteristic of aqueous medium self, directly converts electric energy to heat energy, thereby has improved the thermal efficiency of boiler, reaches more than 99%; Electric pole type electrical heating steam boiler adopts full-automatic PLC control.

The utility model is made up of boiler saddle, drum interface of the level gauge, drum, inner core interface of the level gauge, upper cover, inner core, electrode interface base, live steam pipe seat, three-phase electrode, neutral electrode, adjusting device, boiler manhole, low head, boiler insulation, boiler feedwater base, interior loop head base, interior loop exit base.Drum is divided into upper cover, cylindrical shell, manhole, low head parts composition.The drum of boiler and upper cover, low head weld together, the boiler manhole, and drum interface of the level gauge, inner core interface of the level gauge, adjusting device fixedly base are welded on the drum and are communicated with; Electrode interface base, live steam pipe seat are welded on upper cover and connection, and the inner core holder is welded on the upper cover inwall, and boiler feedwater base, interior loop head base, interior loop exit base are welded on the low head and are communicated with, and boiler insulation is located at the outside of boiler; Three-phase electrode is in the inside of neutral electrode, and three-phase electrode assembly and electrode interface base are with bolted, and neutral electrode is in the inside of inner core, and inner core is the ceramic vessel of high resistance insulation; Adjusting device adopts bolt to be connected with the adjusting device interface, and boiler saddle is welded on the outside of low head; The liquid level gauge that the drum interface of the level gauge connects is to show the interior water level of drum, the liquid level gauge that the inner core interface of the level gauge connects is to show the interior water level of inner core, interior loop head base is connected water circulating pump with interior loop exit base external pipeline, play and regulate the boiler water quality effect, the inner core water level is regulated by adjusting device.

The attainable function of electric pole type electrical heating steam boiler control system is as follows: full-automatic computer boiler switch board, and changeable one-tenth is manual; Temperature anomaly is reported to the police and fault shows; Water level abnormality is reported to the police and fault shows; Energy autostop and warning are to guarantee system safety operation; Can follow the trail of load automatically, can in time adjust the boiler operatiopn state according to the variation of load; Boiler has self-checking function, and shows self check information.All boiler operatiopn state and fault alarms all can show on display panels.Be equipped with the telecommunication international standard interface, can make progress every data, the communications protocol of level controlling system instantaneous transmission boiler operating state, and can network with control system, realize Long-distance Control debugging and operation, the Centralized Monitoring of energy realization equipment and subsidiary engine, all Chinese and English shows.

The operation principle of electrode steam boiler is: system's feedwater enters boiler from feed pump by the insulation feed pipe, follow inlet through interior water circulating pump by interior ring by interior loop exit and send into inner core, boiler water flows through three-phase electrode, neutral electrode heats, and carries to steam use user by live steam pipe behind the generation steam.Boiler rating is regulated and is regulated by the stove water level and the electrical conductivity of water of inner core.

Because the utility model has solved the deficiency of the existence of coal-burning boiler, has thermal efficiency height, no waste gas, waste sludge discharge, non-environmental-pollution, energy-conserving and environment-protective, automaticity height, saving manpower, alleviate the characteristics of operator's labour intensity, is a kind of new product with promotional value.

Description of drawings

Fig. 1 is the utility model structural representation.

Reference numeral shown in Fig. 1 is as follows: 1, boiler saddle, 2, the drum interface of the level gauge, 3, drum, 4, inner core interface of the level gauge, 5, upper cover, 6, inner core, 7, electrode interface base, 8, the live steam pipe seat, 9, three-phase electrode, 10, neutral electrode, 11, adjusting device, 12, the boiler manhole, 13, low head, 14, boiler insulation, 15, the boiler feedwater base, 16, interior loop head base, 17, interior loop exit base.

The specific embodiment

For achieving the above object, the technical solution that the utility model adopted is that the drum 3 of boiler welds together with upper cover 5, low head 13, and boiler manhole 12, drum interface of the level gauge 2, inner core interface of the level gauge 4, adjusting device 11 fixedly base are welded on the drum 3 and are communicated with; Electrode interface base 7, live steam pipe seat 8 are welded on upper cover 5 and are communicated with, inner core 6 holders are welded on upper cover 5 inwalls, boiler feedwater base 15, interior loop head base 16, interior loop exit base 17 are welded on the low head 13 and are communicated with, and boiler insulation 14 is located at the outside of boiler; Three-phase electrode 9 is in the inside of neutral electrode 10, three-phase electrode 9 assemblies and electrode interface base are with bolted, neutral electrode 10 is in the inside of inner core 6, inner core 6 is ceramic vessels of high resistance insulation, interface between the adjusting device 11 adopts bolt to connect, and boiler saddle 1 is welded on the outside of low head 13; The liquid level gauge that drum interface of the level gauge 2 connects is to show drum 3 interior water levels, the liquid level gauge that inner core interface of the level gauge 4 connects is to show inner core 6 interior water levels, interior loop head base 16 is connected water circulating pump with interior loop exit base 17 external pipelines, and inner core 6 water levels are regulated by adjusting device 11.

Claims

1. electrode steam boiler; The drum (3) that it is characterized in that boiler welds together with upper cover (5), low head (13), and boiler manhole (12), drum interface of the level gauge (2), inner core interface of the level gauge (4), adjusting device (11) fixedly base are welded on the last and connection of drum (3); Electrode interface base (7), live steam pipe seat (8) are welded on upper cover (5) and are communicated with, inner core (6) holder is welded on upper cover (5) inwall, boiler feedwater base (15), interior loop head base (16), interior loop exit base (17) are welded on the last and connection of low head (13), and boiler insulation (14) is located at the outside of boiler; Three-phase electrode (9) is in the inside of neutral electrode (10), three-phase electrode (9) assembly and electrode interface base are with bolted, neutral electrode (10) is in the inside of inner core (6), interface between the adjusting device (11) adopts bolt to connect, and boiler saddle (1) is welded on the outside of low head (13); The liquid level gauge that drum interface of the level gauge (2) connects is to show the interior water level of drum (3), the liquid level gauge that inner core interface of the level gauge (4) connects is to show the interior water level of inner core (6), interior loop head base (16) is connected water circulating pump with interior loop exit base (17) external pipeline, and inner core (6) water level is regulated by adjusting device (11).

2. electrode steam boiler according to claim 1; It is characterized in that inner core (6) is the ceramic vessel of high resistance insulation.