CN202403395U - Boiler - Google Patents

Abstract

The utility model discloses a boiler, relates to a heating boiler and mainly aims to solve the problems that the conventional boiler is low in heat utilization rate and the like. The boiler comprises a boiler body external shell and a boiler body internal shell, wherein a water filling port, a water outlet, a water inlet, an upper boiler door and a lower boiler door are arranged on the boiler body external shell; both the boiler body external shell and the boiler body internal shell are connected with an annular bottom plate; a slag discharge port is formed on an ash chamber below a boiler grate of the boiler body internal shell; an annular lower tube plate is connected with the boiler body external shell and the boiler body internal shell; a smoke outlet is formed on a lower smoke box between the annular bottom plate and the annular lower tube plate; a combustion chamber is formed above the boiler grate; a hanging liner comprises an hanging liner internal shell and a hanging liner external shell; the tops of the hanging liner internal shell and the hanging liner external shell are connected through an annular upper tube plate; the bottoms of the hanging liner internal shell and the hanging liner external shell are connected and sealed; communication tubes are arranged between the hanging liner external shell and the boiler body internal shell; a water-cooled fire grate is fixed on the hanging liner internal shell; the lower ends of upper smoke tubes extend into holes of the annular upper tube plate, and the upper ends of the upper smoke tubes extend into an annular upper smoke box; a lower smoke tube is arranged on the annular upper smoke box and is communicated with the lower smoke box; and an air communication tube extends out of the boiler body external shell. The boiler has the advantage of high heat utilization rate.

Description

A kind of boiler

Technical field:

The utility model relates to a kind of heating boiler.

Background technology:

Mostly existing heating boiler is the individual layer fire grate, and fuel combustion is insufficient, and heat utilization efficiency is low, wastes energy contaminated environment.

Summary of the invention:

It is abundant that the utility model technical problem to be solved provides a kind of fuel combustion, and heat utilization efficiency is high, and energy savings can reduce the boiler of environmental pollution.

Above-mentioned purpose is achieved in that it comprises the body of heater shell, and the filler is arranged at the top of body of heater shell, and delivery port is arranged at the top of body of heater shell; Water inlet is arranged at the bottom of body of heater shell; The body of heater inner casing is arranged in the body of heater shell, and the bottom of body of heater shell and body of heater inner casing all is connected sealing with annular bottom plate, and the stove operator is equipped with in body of heater inner casing bottom; The fire grate below is grey chamber, and there is slag notch grey chamber; There is annular lower perforated plate the annular bottom plate top, and annular lower perforated plate also is connected sealing with the body of heater shell with the body of heater inner casing, and the space between annular bottom plate and the annular lower perforated plate is a lower smoke box; Lower smoke box has the smoke confession to be connected with chimney, is the combustion chamber in the body of heater inner casing of fire grate top, and the body of heater shell is provided with the lower furnace door that is communicated with the combustion chamber; Courage is hung in combustion chamber top, hangs courage and comprises and hang the courage inner casing and hang the courage shell, hangs the courage cover top portion and is connected sealing with body of heater inner casing top with annular upper perforated plate; Annular has several holes on the upper perforated plate, hangs the courage inner shell bottom and hangs the courage outer casing bottom and be connected sealing, and hanging between courage shell and the body of heater inner casing has some communicating pipes; With the space between the inside and outside shell of body of heater with hang the spatial communication between the inside and outside shell of courage; Hanging in the courage inner casing is burner hearth, and the body of heater shell is provided with the upper furnace door that is communicated with burner hearth, and the some water-cooled grates of being processed by steel pipe are arranged in the burner hearth; Water-cooled grate is fixed on to hang on the courage inner casing and with the space of hanging between the inside and outside shell of courage and is connected; Also have some upper smoke tubes, the lower end of upper smoke tube extend in the hole of annular upper perforated plate and with annular upper perforated plate and is connected sealing, and the upper end of upper smoke tube extend in the annular upper smoke box and with annular upper smoke box and is connected sealing; Also have lower smoke tube to be communicated with lower smoke box on the annular upper smoke box, the air communication pipe of roof of the furnace stretches out the body of heater shell.

Operation principle and advantage: the water inlet with this device during use is connected with the heating pipeline with delivery port; Water enters in the space between body of heater shell and the body of heater inner casing from the filler; And water hangs the courage shell and hangs in the space between the courage inner casing from entering into communicating pipe, and the flue gas that produces during fuel combustion in the burner hearth enters into upper smoke box from upper smoke tube, again in lower smoke tube enters into lower smoke box; Accomplish the displacement of heat, the flue gas after the displacement enters into chimney through outlet flue.Advantage is that endotherm area is big owing to be provided with fire grate and water-cooled grate, so heat utilization efficiency is high, and sufficient combustion, energy savings reduces the pollution to environment.

Description of drawings:

Accompanying drawing is the structural representation of the utility model.

The specific embodiment:

With reference to accompanying drawing, it comprises body of heater shell 4, and filler 2 is arranged at the top of body of heater shell; Delivery port 3 is arranged at the top of body of heater shell, and water inlet 13 is arranged at the bottom of body of heater shell, and body of heater inner casing 8 is arranged in the body of heater shell; The bottom of body of heater shell and body of heater inner casing all is connected sealing with annular bottom plate 18; Fire grate 14 is equipped with in body of heater inner casing bottom, and the fire grate below is grey chamber, and there is slag notch 19 grey chamber; There is annular lower perforated plate 15 the annular bottom plate top, and annular lower perforated plate also is connected sealing with the body of heater shell with the body of heater inner casing, and the space between annular bottom plate and the annular lower perforated plate is a lower smoke box 17; Lower smoke box has outlet flue 16 to supply to be connected with chimney, is the combustion chamber in the body of heater inner casing of fire grate top, and the body of heater shell is provided with the lower furnace door 20 that is communicated with the combustion chamber; Courage is hung in combustion chamber top, hangs courage and comprises and hang courage inner casing 10 and hang courage shell 9, hangs the courage cover top portion and is connected sealing with body of heater inner casing top with annular upper perforated plate 6; Annular has several holes on the upper perforated plate, hangs the courage inner shell bottom and hangs the courage outer casing bottom and be connected sealing, and hanging between courage shell and the body of heater inner casing has some communicating pipes 12; With the space between the inside and outside shell of body of heater with hang the spatial communication between the inside and outside shell of courage; Hanging in the courage inner casing is burner hearth, and the body of heater shell is provided with the upper furnace door 21 that is communicated with burner hearth, and the some water-cooled grates of being processed by steel pipe 11 are arranged in the burner hearth; Water-cooled grate is fixed on to hang on the courage inner casing and with the space of hanging between the inside and outside shell of courage and is connected; Also have some upper smoke tubes 5, the lower end of upper smoke tube extend in the hole of annular upper perforated plate 6 and with annular upper perforated plate and is connected sealing, and the upper end of upper smoke tube extend in the annular upper smoke box 22 and with annular upper smoke box and is connected sealing; Also have lower smoke tube 7 to be communicated with lower smoke box on the annular upper smoke box, the air communication pipe 1 of roof of the furnace stretches out the body of heater shell.

Claims (1)

1. a boiler comprises body of heater shell (4), and filler (2) is arranged at the top of body of heater shell; Delivery port (3) is arranged at the top of body of heater shell, and water inlet (13) is arranged at the bottom of body of heater shell, and body of heater inner casing (8) is arranged in the body of heater shell; The bottom of body of heater shell and body of heater inner casing all is connected sealing with annular bottom plate (18); Fire grate (14) is equipped with in body of heater inner casing bottom, and the fire grate below is grey chamber, and there is slag notch (19) grey chamber; It is characterized in that: there is annular lower perforated plate (15) the annular bottom plate top, and annular lower perforated plate also is connected sealing with the body of heater shell with the body of heater inner casing, and the space between annular bottom plate and the annular lower perforated plate is lower smoke box (17); Lower smoke box has outlet flue (16) to supply to be connected with chimney, is the combustion chamber in the body of heater inner casing of fire grate top, and the body of heater shell is provided with the lower furnace door (20) that is communicated with the combustion chamber; Courage is hung in the top, combustion chamber; Hang courage and comprise and hang courage inner casing (10) and hang courage shell (9), hang the courage cover top portion and be connected sealing with annular upper perforated plate (6), on the annular upper perforated plate several holes is arranged with body of heater inner casing top; Hang the courage inner shell bottom and hang the courage outer casing bottom and be connected sealing; Hanging has some communicating pipes (12) between courage shell and the body of heater inner casing, with the space between the inside and outside shell of body of heater with hang the spatial communication between the inside and outside shell of courage, hang and be burner hearth in the courage inner casing; The body of heater shell is provided with the upper furnace door (21) that is communicated with burner hearth; The some water-cooled grates of being processed by steel pipe (11) are arranged in the burner hearth, and water-cooled grate is fixed on to hang on the courage inner casing and with the space of hanging between the inside and outside shell of courage and is connected, and also has some upper smoke tubes (5); The lower end of upper smoke tube extend in the hole of annular upper perforated plate (6) and with annular upper perforated plate and is connected sealing; The upper end of upper smoke tube extend in the annular upper smoke box (22) and with annular upper smoke box and is connected sealing, also has lower smoke tube (7) to be communicated with lower smoke box on the annular upper smoke box, and the air communication pipe (1) of roof of the furnace stretches out the body of heater shell.