CN2393033Y

CN2393033Y - Multi-time burning boiler

Info

Publication number: CN2393033Y
Application number: CN 98211756
Authority: CN
Inventors: 韩克武
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-04-25
Filing date: 1998-04-25
Publication date: 2000-08-23
Anticipated expiration: 2008-04-25

Abstract

The utility model discloses a multi-time burning boiler, relating to a normal pressure water boiler, which is designed for mainly solving the problems of insufficient fuel burning, energy resource waste, environmental pollution, large stoker's labor intensity, etc. existing in the burning boiler. The utility model is characterized in that an air distribution device, a heating plate, an annular clamping jacket, etc. are arranged above a grate. A partition plate is arranged in an inner boiler. The boiler is divided into a plurality of burning chambers and settling chambers. The grate is made into a rotary grate, and a left and a right overturning grates, etc. are arranged at both sides. The heating plate and the annular clamping jacket are made of corrugated plates. The utility model has the advantages that the fuel can be burned in the boiler many times, the thermal efficiency can be high, the energy can be saved, the environmental pollution can be reduced, and the stoker's labor intensity of the hand fired boiler can be lightened.

Description

Multiple burn boiler

The utility model relates to a kind of normal-pressure hot-water boiler.

Existing normal-pressure hot-water boiler air distribution is undesirable, and fuel combustion is insufficient, both wastes energy, and increases environmental pollution again.

The purpose of this utility model is that a kind of air distribution of design is good, can make full combustion of fuel, neither wastes energy, and can reduce the boiler of environmental pollution again.

Above-mentioned purpose can be realized by following scheme: boiler furnace is made up of shell and flue double layer of metal plate, middle interlayer is that boiler holds water section, and upper of furnace body is subjected to thermal jacket, be made up of the double layer of metal plate by thermal jacket, the middle water that holds has inlet tube and outlet tube to be communicated with the boiler interlayer; There is flue outlet 28 the body of heater top, fire grate and fire door are arranged at the body of heater bottom, the fire grate top is the combustion chamber, we are the establishing wind apparatus above the combustion chamber, and it comprises arch 18 and air distribution device arch 21 under the air distribution device, and correspondence is established several smoke holes on the upper and lower arch, be communicated with aid distributing pipe 20 between the corresponding upper and lower smoke hole, several fresh air inlets are all arranged on each aid distributing pipe, and establishing wind apparatus air inlet 19 communicates with the external world on the body of heater corresponding with air distribution device, and the air distribution device top claims the 3rd combustion chamber 22.

In order to improve the thermal efficiency of boiler, can above the 3rd combustion chamber, establish some heated sheets 8, heated sheet is made up of the double layer of metal plate, and the middle water that holds is communicated with the boiler interlayer by the heated sheet inlet tube and outlet tube.

For the ease of the conversion of the high low temperature of fire grate be convenient to slagging-off, alleviate fireman's labour intensity and reduce furnace outage time, the fire grate here is made up of middle travel(l)ing grate 4 and right side dump grate 3 and left side dump grate 5, the dump grate of both sides all is installed on the middle travel(l)ing grate by axle, fire grate rotary power transmission mechanism 1 is established in the fire grate below, this mechanism comprises power source, reducing gear and power transmission shaft etc., power transmission shaft connects with middle travel(l)ing grate, middle travel(l)ing grate is play a part to support, fixes and drives rotate.The dump grate of both sides also and then rotated when middle travel(l)ing grate rotated.For the ease of dump grate upset slagging-off, we can prepare a upset depression bar 15 in addition, are used for its pressure is taken off depression bar then when needs upset slagging-off; Also above dump grate, establish dividing plate 10 longitudinally, the both sides of dividing plate and body of heater flue are connected and fixed, dividing plate is made up of the double-level-metal plate, the middle water that holds, be communicated with the boiler interlayer by the dividing plate inlet tube and outlet tube, combustion chamber above the fire grate is divided into first combustion chamber 16 to the lower partition and first combustion chamber arch 7 is established in top, 17, the first combustion chambers, second combustion chamber, is connected sealing with dividing plate with the body of heater flue around it; Said air distribution device in first scheme is located at the dividing plate another side, some heated sheets 8 (structure as above) are established in 22 tops, the 3rd combustion chamber on it, the top of these heated sheets is established on the 3rd combustion chamber baking 24 and will be gone up, the following partition, the top of dividing plate opposite side first combustion chamber arch claims first expansion chamber, some heated sheets are also established on the first expansion chamber top, establish dividing plate lower flue 11 on this section dividing plate, so that flue gas enters expansion chamber from the 3rd combustion chamber, expansion chamber arch 13 is established in the expansion chamber top, it is connected sealing with the dividing plate upper end with the body of heater flue, the expansion chamber arch is higher than the arch of the 3rd combustion chamber, on this section dividing plate between two arches, establish dividing plate upper flue 12, so that from then on flue gas enters upper of furnace body to discharged from flue outlet by thermal jacket heating back by expansion chamber.

In order to improve the thermal efficiency that is subjected to thermal jacket, we are subjected to thermal jacket to make annular to be subjected to thermal jacket 26 with upper of furnace body.

In order further to improve boiler thermal output, the wall that is subjected to thermal jacket and heated sheet is a corrugated plating.

The utility model has the advantages that low temperature combustor (i.e. first combustion chamber), made low-temperature flue gas pass through high temperature combustors (i.e. second combustion chamber) and heat, created favorable conditions that flue gas is again by air distribution device air distribution to the three combustion chamber explosive combustion to smoke combustion; Flue gas is discharged by dividing plate lower flue and upper flue to flue outlet, has increased flue gas nature flow process, has improved the thermal efficiency of boiler; Flue dust falls to falling the purpose that has reached smoke abatement and dust control several times; Because dump grate is arranged, the high low temperature conversion of being convenient to burn has reduced furnace outage time, has alleviated fireman's labour intensity again.

Accompanying drawing 1 is the whole generalized section of this multiple burn boiler;

Accompanying drawing 2 is air distribution device partial cutaway schematic diagrames; Accompanying drawing 3 is heated sheet partial sectional views;

Be the heated sheet front view on the accompanying drawing 4, be vertical view down, the right side is a side view;

Accompanying drawing 5 is annular chuck front views, and accompanying drawing 6 is annular chuck vertical views;

Accompanying drawing 7 is annular corrugated plate holder cover partial sectional views;

Accompanying drawing 8 is dump grate front views; Accompanying drawing 9 is the dump grate vertical view.

Among the figure: 1. fire grate rotary power transmission mechanism; 2. dump grate rollover states; 3. right side dump grate; 4. middle travel(l)ing grate; 5. left side dump grate; 6. dividing plate water inlet pipe; 7. first combustion chamber arch; 8. heated sheet; 9. heated sheet water inlet pipe; 10. central dividing plate; 11. dividing plate lower flue; 12. dividing plate upper flue; 13. expansion chamber arch; 14. dividing plate outlet pipe; 15. upset depression bar; 16. first combustion chamber; 17. second combustion chamber; 18. air distribution device is arch down; 19. air distribution device air inlet; 20. aid distributing pipe; 21. air distribution device arch; 22. the 3rd combustion chamber; 23. heated sheet outlet pipe; 24. the 3rd combustion chamber arch; 25. chuck water inlet pipe; 26. annular is subjected to thermal jacket; 27. chuck outlet pipe; 28. flue outlet; 29. fire door.

Embodiment one. and make body of heater shell and flue with metallic plate, stay interlayer in the middle of both, establish in upper of furnace body and be subjected to thermal jacket, be made up of the double layer of metal plate by thermal jacket, interlayer is also left in the centre, establishes inlet tube and outlet tube and is communicated with the boiler interlayer; Flue outlet 28 is established in the body of heater top, and fire grate and fire door are established in the body of heater bottom; Establishing wind apparatus above the combustion chamber, it comprises arch 18 and air distribution device arch 21 under the air distribution device, is fixed on the inboard wall of furnace around arch and the following arch, and sealing; Correspondence is established several smoke holes on upper and lower arch, be communicated with aid distributing pipe 20 between the corresponding upper and lower smoke hole, several fresh air inlets are all arranged on each aid distributing pipe, and establishing wind apparatus air inlet 19 communicates with the external world on the body of heater between the upper and lower arch, and the air distribution device top is the 3rd combustion chamber 22.

Example two. according to the boiler manufacture method of example one, should set up some heated sheets 8 above three-barreled for relatively large boiler, heated sheet is made up of the double layer of metal plate, and the interlayer between two-layer is established inlet tube and outlet tube and is communicated with the boiler interlayer.

Example three. the boiler manufacture method (write like this is in order to reduce the repetition in the narration) according to example one or example two is made as follows to the fire grate of body of heater bottom: travel(l)ing grate 4 and right side dump grate 3 and left side dump grate 5 in the middle of fire grate is divided into, the dump grate of both sides all are installed on the middle travel(l)ing grate by axle; Fire grate rotary power transmission mechanism 1 is established in the fire grate below, and this mechanism comprises power source (motor), reducing gear and power transmission shaft etc., and power transmission shaft connects with middle travel(l)ing grate; Make a upset depression bar 15 more in addition; In addition, if dividing plate 10, it is erected at the dump grate top, the both sides of dividing plate and inboard wall of furnace sealing and fixing, dividing plate is made up of the double-level-metal plate, middle interlayer has into, outlet pipe is communicated with the boiler interlayer, first combustion chamber arch 7 is established in top, first combustion chamber, around it with flue and dividing plate sealing and fixing, another side establishing wind apparatus (making) at dividing plate by example one described method, the top of air distribution device is the 3rd combustion chamber 22, above the 3rd combustion chamber, establish some heated sheets 8 (structure as example two as described in), above heated sheet, establish the 3rd combustion chamber arch 24, above dividing plate opposite side first combustion chamber arch 7, also establish some heated sheets, establish dividing plate lower flue 11 on this section dividing plate, expansion chamber arch 13 is established in these heated sheet tops, it and dividing plate upper end and flue sealing and fixing, the expansion chamber arch is higher than the arch of the 3rd combustion chamber, establishes dividing plate upper flue 12 on two this section dividing plates between encircleing.

Example four. according to above-mentioned each routine preparation method, boiler is subjected to thermal jacket all to can be made into annular and is subjected to thermal jacket 26.

Example five. according to above-mentioned each routine practice, make being subjected to thermal jacket and heated sheet all can adopt corrugated plating.

Claims

1. multiple burn boiler relates to a kind of normal-pressure hot-water boiler, and body of heater is by shell and flue is two-layer forms, and there is interlayer two-layer centre, and upper of furnace body is subjected to thermal jacket, is subjected to thermal jacket to have inlet tube and outlet tube to be communicated with the boiler interlayer; There is flue outlet the body of heater top, fire grate and fire door are arranged at the body of heater bottom, the fire grate top is the combustion chamber, it is characterized in that establishing wind apparatus above the combustion chamber, it comprises arch [18] and air distribution device arch [21] under the air distribution device, correspondence is established several smoke holes on the upper and lower arch, be communicated with aid distributing pipe [20] between the corresponding upper and lower smoke hole, several fresh air inlets are all arranged on each aid distributing pipe, establishing wind apparatus air inlet [19] on the body of heater corresponding with air distribution device, the air distribution device top claims the 3rd combustion chamber [22].

2. according to the said multiple burn boiler of claim 1, it is characterized in that establishing some heated sheets [8] above the 3rd combustion chamber, heated sheet is communicated with the boiler interlayer by the heated sheet inlet tube and outlet tube.

3. according to claim 1 or 2 said multiple burn boilers, it is characterized in that the fire grate here is made up of middle travel(l)ing grate [4] and right side dump grate [3] and left side dump grate [5], the dump grate of both sides all is installed on the middle travel(l)ing grate by axle, fire grate rotary power transmission mechanism [1] is established in the fire grate below, this mechanism comprises power source, reducing gear and power transmission shaft etc., and power transmission shaft connects with middle travel(l)ing grate;

Above dump grate, establish dividing plate [10] longitudinally, dividing plate has into, outlet pipe is communicated with the boiler interlayer, first combustion chamber arch [7] is established in top, first combustion chamber, air distribution device is located at the another side of dividing plate, some heated sheets [8] are established in the top of the 3rd combustion chamber [22] on it, the 3rd combustion chamber arch [24] is established in the top of heated sheet, the top of dividing plate opposite side first combustion chamber arch claims first expansion chamber, some heated sheets are also established on the first expansion chamber top, establish dividing plate lower flue [11] on this section dividing plate, expansion chamber arch [13] is established in the expansion chamber top, establishes dividing plate upper flue [12] on this section dividing plate between expansion chamber arch and the arch of the 3rd combustion chamber.

4. according to claim 1 or 2 said multiple burn boilers, it is characterized in that the thermal jacket that is subjected to of upper of furnace body is that annular is subjected to thermal jacket [26].

5. according to the said multiple burn boiler of claim 3, it is characterized in that the thermal jacket that is subjected to of upper of furnace body is that annular is subjected to thermal jacket [26].

6. according to claim 1 or 2 said multiple burn boilers, it is characterized in that being subjected to the wall of thermal jacket and heated sheet is corrugated plating.The wall of heated sheet is a corrugated plating.

8. according to the said multiple burn boiler of claim 4, it is characterized in that being subjected to the wall of thermal jacket and heated sheet is corrugated plating.

9. according to the said multiple burn boiler of claim 5, it is characterized in that being subjected to the wall of thermal jacket and heated sheet is corrugated plating.