CN201935387U

CN201935387U - Reversely burning plastic tent heating hot air boiler

Info

Publication number: CN201935387U
Application number: CN2010206482626U
Authority: CN
Inventors: 李茂枝
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-12-08
Filing date: 2010-12-08
Publication date: 2011-08-17
Anticipated expiration: 2020-12-08

Abstract

The utility model provides a reversely burning plastic tent heating hot air boiler, which comprises a heat exchange air sleeve, a reversely burning boiler body and a U-shaped heat exchanger, wherein the reversely burning boiler body and the U-shaped heat exchanger are arranged in the heat exchange air sleeve side by side; the U-shaped heat exchanger comprises an upper smoke collection chamber, a lower smoke collection chamber, vertical smoke tubes and a heat exchange smoke tube; two rows of vertical smoke tubes are connected between the upper smoke collection chamber and the lower smoke collection chamber; the lower smoke collection chamber is arranged on the bottom of the U-shaped heat exchanger; the middle of the lower smoke collection chamber is provided with partition to divide the lower smoke collection chamber into a left space and a right space; the lower ends of the two rows of vertical smoke tubes are respectively connected with the left space and the right space; the right space is connected with a slag collection chamber at the lower part of the boiler body through a smoke through hole; the left space is connected with the vertical smoke tubes; the upper end of the heat exchange smoke tube upwards extends after passing through the heat exchange air sleeve; the front part of the lower smoke collection chamber is provided with an ash removal hole; the ash removal hole is inward and is simultaneously connected with the left space and the right space which are spaced in the lower smoke collection chamber; and the mouth of the ash removal hole is also provided with a seal cover for respectively sealing the left space and the right space.

Description

Counter-burning type booth heating hot air boiler

Technical field

The utility model relates to a kind of boiler, and a kind of specifically heat is changed efficient height, the low counter-burning type booth heating hot air boiler of energy resource consumption.

Background technology

At present, common heating hot-blast stove be that integral type just burning is a boiler in the prior art, be that burning of coal is from bottom to top, hot flue gas absorbs by heat exchanger and directly is discharged to atmosphere from the upper of furnace body exhaust opening, mostly the hot blast heat exchanger is the split setting, the deficiency that exists is, volume is big, production cost is high, and flue gas heat exchange stroke in body of heater is short, heat exchanger time is short, heat exchange efficiency is low, and the heat energy utilization rate is lower, and the coal consumption amount is big etc. not enough, fire coal is difficult to realize abundant burning, increase use cost, do not have dedusting function, thereby the environmental pollution degree is big.

Summary of the invention

Technical assignment of the present utility model is to solve the deficiencies in the prior art, provides a kind of heat to change efficient height, the low counter-burning type booth heating hot air boiler of energy resource consumption.

Environmental protection and energy saving domestic heating stove of the present utility model is realized in the following manner, its structure is by heat exchange wind cover, counter-burning type body of heater and U-shaped heat exchanger are formed, counter-burning type body of heater and U-shaped heat exchanger are arranged side by side among heat exchange wind cover, the U-shaped heat exchanger is by upper smoke collecting chamber, lower smoke chamber, vertical smoke tube and heat exchange smoke pipe are formed, two row's vertical smoke tubes are connected between the lower smoke chamber, lower smoke chamber is arranged on the bottom of U-shaped heat exchanger, be provided with in the middle of the lower smoke chamber at interval lower smoke chamber is separated into about two spaces, the lower end of two row's vertical smoke tubes respectively with about two spaces be connected; Rightward space is connected by the slag trapping chamber of smoke through hole with the body of heater bottom, and leftward space connects vertical smoke tube, and heat exchange smoke pipe upper end is passed heat exchange wind cover and protruded upward; The lower smoke chamber front portion is provided with cleaning door, cleaning door inwards simultaneously with lower smoke chamber at interval about two spaces be connected, the oral area of cleaning door also be provided with seal cover respectively to about two spaces seal.

The counter-burning type body of heater by burner hearth, tubular type fire grate, flame-observing hole, blast pipe, go up fire door, fire door and remove cinder notch and form down, tubular type fire grate two ends are connected with heat exchange wind cover, flame-observing hole, blast pipe, last fire door, following fire door pass heat exchange wind cover and are connected with burner hearth from the outside, the blast pipe lower end is connected with roof of the furnace, the tubular type fire grate is arranged on the middle part of burner hearth, last fire door and following fire door are arranged on the top of tubular type fire grate, and the below of tubular type fire grate also is provided with flame-observing hole.The outer wall upper and lower of heat exchange wind cover is respectively arranged with cold wind import and hot-blast outlet, and the cold wind import is connected with the tubular type fire grate by aid distributing pipe.

The heat exchange smoke pipe is made up of many heat exchange vertical tubes.

U-shaped heat exchanger and heat exchange smoke pipe are to be made by aluminium alloy extrusions.

The beneficial effect that the utility model counter-burning type booth heating hot air boiler is compared with prior art produced is:

Characteristics such as simple in structure, easy to use, as to be skillfully constructed, among heat exchange wind cover, counter-burning type body of heater, heat exchange smoke pipe and U-shaped heat exchanger tube are set respectively, increased heat exchange area, improve the heat energy utilization rate, reduce coal consumption, the S shape heat exchanger channels that flue gas is formed by last lower smoke chamber and two row's vertical smoke tubes, promptly can effectively reduce soot emissions, make full use of heat energy, also reduce heat waste, improve heat and change efficient.

Description of drawings

Fig. 1 is the surface structure schematic diagram of environmental protection and energy saving domestic heating stove;

Fig. 2 is that the D-D of Fig. 1 is to the sectional structure schematic diagram;

Fig. 3 is that the A-A of Fig. 2 is to the section structure schematic diagram;

Fig. 4 is that the C-C of Fig. 1 is to the section structure schematic diagram;

Fig. 5 is that the B-B of Fig. 4 is to the section structure schematic diagram;

Mark in the accompanying drawing is represented respectively: cleaning door 1, flame-observing hole 2, down fire door 3, go up fire door 4, heat exchange wind cover 5, blast pipe 6, heat exchange smoke pipe 7, counter-burning type body of heater 8, tubular type fire grate 9, upper smoke collecting chamber 10, lower smoke chamber 11, vertical smoke tube 12, burner hearth 13, slag trapping chamber 14, at interval 15, smoke through hole 16, cleaning door 17, seal cover 18, cold wind import 19, hot-blast outlet 20, aid distributing pipe 21.

The specific embodiment

Below in conjunction with accompanying drawing counter-burning type booth heating hot air boiler of the present utility model is done following detailed description the in detail.

Shown in accompanying drawing 1-5, counter-burning type booth heating hot air boiler of the present utility model, its structure is by heat exchange wind cover 5, counter-burning type body of heater 8 and U-shaped heat exchanger are formed, counter-burning type body of heater 8 and U-shaped heat exchanger are arranged side by side among heat exchange wind cover 5, the U-shaped heat exchanger is by upper smoke collecting chamber 10, lower smoke chamber 11, vertical smoke tube 12 and heat exchange smoke pipe 7 are formed, two row's vertical smoke tubes 12 are connected lower smoke chamber 10, between 11, lower smoke chamber 11 is arranged on the bottom of U-shaped heat exchanger, be provided with in the middle of the lower smoke chamber 11 at interval 15 lower smoke chamber 11 is separated into about 1 in two skies, the lower end of two row's vertical smoke tubes 12 respectively with about two spaces be connected; Rightward space is connected with the slag trapping chamber 14 of body of heater bottom by smoke through hole 16, and leftward space connects vertical smoke tube 12, and heat exchange smoke pipe 7 upper ends are passed heat exchange wind cover 5 and protruded upward; Lower smoke chamber 11 front portions are provided with cleaning door 17, cleaning door 17 inwards simultaneously with lower smoke chamber 11 at interval 15 about two spaces be connected, the oral area of cleaning door 17 also be provided with seal cover respectively to about two spaces seal.

Counter-burning type body of heater 8 by burner hearth 13, tubular type fire grate 9, flame-observing hole 2, blast pipe 6, go up fire door 4, fire door 3 and remove cinder notch 1 and form down, tubular type fire grate 9 two ends are connected with heat exchange wind cover 5, flame-observing hole 2, blast pipe 6, go up fire door 4, fire door 3 passes heat exchange wind cover 5 and is connected with burner hearth 13 from the outside down, blast pipe 6 lower ends are connected with burner hearth 13 tops, tubular type fire grate 9 is arranged on the middle part of burner hearth 15, last fire door 4 and following fire door 3 are arranged on the top of tubular type fire grate 9, and the below of tubular type fire grate 9 also is provided with flame-observing hole 2.

The outer wall upper and lower of heat exchange wind cover 5 is respectively arranged with cold wind import 19 and hot-blast outlet 20, and cold wind import 19 is connected with tubular type fire grate 9 by aid distributing pipe 21.

Heat exchange smoke pipe 7 is made up of many heat exchange vertical tubes.

U-shaped heat exchanger and heat exchange smoke pipe 7 are to be made by aluminium alloy extrusions.

Embodiment

Body of heater of the present utility model is a current techique, gas fume after burning is passed the lower smoke chamber that smoke through hole enters the U-shaped heat exchanger from slag trapping chamber, upwards enter upper smoke collecting chamber through right heat exchange smoke pipe, enter lower smoke chamber's leftward space at interval downwards through left heat exchange smoke pipe again and enter the heat exchange smoke pipe, upwards enter atmosphere through after the last heat exchange, the lower smoke chamber of the flue dust of carrying secretly in flue gas natural subsidence in the heat transfer process of the U-shaped heat exchanger of last lower smoke chamber and smoke pipe composition, the cigarette ash of deposition is regularly discharged by cleaning door, owing to have bigger heat exchange area, thereby have good heat exchange effect and environment protecting.

The effect that fire door 4 and following fire door 3 are set is can add more coal by two crossings, overcome conventional boiler and need ceaselessly stoking drawback, adding a dant can burn for a long time, during igniting, fill it up with coal by two fire doors up and down, ignition substance is put into by last fire door, after lighting, close upper furnace door, air-introduced machine enters air by the smoke evacuation of heat exchange smoke pipe by blast pipe, burning from top to bottom after coal is lighted, slag falls into slag trapping chamber by the slit between the tubular type fire grate, regularly clears up by slag notch.Owing to be anti-burning, the coal that newly adds is at the upper furnace preheated burning, so flue dust burns through the high-temp combustion grate firing downwards, the flue gas that enters except that the grit chamber does not contain flue dust substantially, so the smoke abatement effect is better than other positive burning boilers, compliance with environmental protection requirements.

Hot-blast stove of the present utility model promptly can be used for heating or other livestock-raisings of green house of vegetables, also can be used for the winter heating of home dwelling.

In order to improve heat exchange efficiency, U-shaped heat exchanger and heat exchange smoke pipe can adopt aluminium alloy pipe and sheet material to be processed into.

Claims

1. counter-burning type booth heating hot air boiler, comprise heat exchange wind cover, counter-burning type body of heater and U-shaped heat exchanger, counter-burning type body of heater and U-shaped heat exchanger are arranged side by side among heat exchange wind cover, the U-shaped heat exchanger is by upper smoke collecting chamber, lower smoke chamber, vertical smoke tube and heat exchange smoke pipe are formed, two row's vertical smoke tubes are connected between the lower smoke chamber, lower smoke chamber is arranged on the bottom of U-shaped heat exchanger, be provided with in the middle of the lower smoke chamber at interval lower smoke chamber is separated into about two spaces, the lower end of two row's vertical smoke tubes respectively with about two spaces be connected; Rightward space is connected by the slag trapping chamber of smoke through hole with the body of heater bottom, and leftward space connects vertical smoke tube, and heat exchange smoke pipe upper end is passed heat exchange wind cover and protruded upward; The lower smoke chamber front portion is provided with cleaning door, cleaning door inwards simultaneously with lower smoke chamber at interval about two spaces be connected, the oral area of cleaning door also be provided with seal cover respectively to about two spaces seal;

The counter-burning type body of heater by burner hearth, tubular type fire grate, flame-observing hole, blast pipe, go up fire door, fire door and remove cinder notch and form down, tubular type fire grate two ends are connected with heat exchange wind cover, flame-observing hole, blast pipe, last fire door, following fire door pass heat exchange wind cover and are connected with burner hearth from the outside, the blast pipe lower end is connected with roof of the furnace, the tubular type fire grate is arranged on the middle part of burner hearth, last fire door and following fire door are arranged on the top of tubular type fire grate, the below of tubular type fire grate also is provided with flame-observing hole, and the upper and lower of heat exchange wind cover is provided with cold wind import and warm braw outlet.

2. hot air boiler according to claim 1 is characterized in that, the heat exchange smoke pipe is made up of many heat exchange vertical tubes.

3. hot air boiler according to claim 1 is characterized in that, U-shaped heat exchanger and heat exchange smoke pipe are to be made by aluminium alloy extrusions.