CN214370078U - Water pipe type oil-gas superheated steam boiler - Google Patents

Abstract

The utility model relates to the technical field of boilers, in particular to a water pipe type oil and gas superheated steam boiler. Including the boiler body, boiler body upper end is provided with the drum, the lower extreme is provided with down the drum, go up the drum and set up preceding wall and back wall respectively with drum front and back both ends down, go up drum and drum bottom about both ends respectively through left wall diaphragm type wall and partition wall diaphragm type wall connection, go up drum and drum right-hand member down through right wall diaphragm type wall connection, form a passageway between partition wall diaphragm type wall and the right wall diaphragm type wall, the perpendicular first a plurality of first interlayers and the second interlayer that are provided with in the passageway, first interlayer and second interlayer set up in turn, first gap has been seted up at first interlayer top, the second gap has been seted up to second interlayer bottom. The flue gas is made to flow in the S-shaped channel, the flow speed of the flue gas is slowed down, and the heat exchange quantity is increased, so that the heat can be more fully utilized, the heat efficiency of the boiler is improved, the fuel is saved, and the use cost of a user is reduced.

Description

Water pipe type oil-gas superheated steam boiler

Technical Field

The utility model relates to the technical field of boilers, in particular to a water pipe type oil and gas superheated steam boiler.

Background

The boiler is an energy conversion device, the energy input into the boiler can be chemical energy, electric energy and the like, steam, high-temperature water or an organic heat carrier with certain heat energy is output outwards after being converted by the boiler, and the boiler can be used for power stations, ships, locomotives and the like, so that the boiler plays an irreplaceable role in industry and life; due to the scarcity of coal energy, the traditional coal-fired boiler is gradually eliminated, and environmental protection departments in various regions require the coal-fired boiler to be changed into clean energy, so that the emerging natural gas belongs to clean energy, has low cost, high combustion rate and small emission and can meet the environmental protection requirement.

The fuel-gas steam boiler refers to a fuel-gas steam boiler or a dual-fuel steam boiler which can be used for both fuel and gas. The traditional fuel oil and gas steam boiler is mostly vertical, and adopts a two-return structure combining a lower hearth, a middle smoke tube and an upper smoke chamber, a burner burns in the hearth to generate high-temperature smoke, generally, the four walls of the hearth and furnace water outside a furnace wall perform radiation heat exchange, the smoke is bent upwards to enter the vertically arranged smoke tube and perform convection heat exchange with the furnace water in the tube, then flows out of the upper smoke chamber and is discharged into the atmosphere through a chimney. Due to the structural limitation, the short smoke flow of the smoke tube has low smoke flow rate, poor heat exchange effect and serious fuel waste.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a water tubular fuel gas superheated steam boiler to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: water pipe type fuel oil and gas superheated steam boiler comprises a boiler body, wherein an upper boiler barrel is arranged at the upper end of the boiler body, a lower boiler barrel is arranged at the lower end of the boiler body, a front wall and a rear wall are respectively arranged at the front end and the rear end of the upper boiler barrel and the lower boiler barrel, the left end and the right end of the bottom of the upper boiler barrel and the bottom of the lower boiler barrel are respectively connected through a left wall membrane type wall and a partition wall membrane type wall, the right end of the upper boiler barrel and the right end of the lower boiler barrel are connected through a right wall membrane type wall, a channel is formed between the partition wall membrane type wall and the right wall membrane type wall, a plurality of first interlayers and second interlayers are vertically arranged in the channel, the first interlayers and the second interlayers are alternately arranged, the bottom and the side surfaces of the first interlayers are connected with the inner wall of the channel, first gaps are formed at the top of the second interlayers, and the top and the side surfaces of the second interlayers are connected with the inner wall of the channel, and the second gaps are formed at the bottom of the second interlayers.

The upper boiler barrel and the lower boiler barrel are connected with a convection pipe I, a convection pipe II, a convection pipe III, a convection pipe IV, a convection pipe V and a convection pipe VI, and the convection pipe I, the convection pipe II, the convection pipe III, the convection pipe IV, the convection pipe V and the convection pipe VI are positioned between the left wall diaphragm type wall and the partition wall diaphragm type wall.

And refractory concrete is poured on the right wall membrane type wall.

And one side of the boiler body is provided with a smoke outlet.

The lower end of the boiler body is connected with a body support.

And one side of the boiler body is provided with a superheater in a supporting way through the superheater.

The inner wall of the boiler body is provided with a body sealing plate, and the body sealing plate is positioned at one end of the channel.

The number of the first interlayer and the second interlayer is 2.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the utility model discloses a set up the first gap at first interlayer top, set up the second gap bottom the second interlayer, make the flue gas circulate in the passageway in the S-shaped, slowed down the flue gas circulation speed, increased the heat transfer volume, thus can utilize the heat more fully, improved the thermal efficiency of boiler, practiced thrift the fuel, reduced user' S use cost;

2. the full-film water-cooled wall structure is adopted, the boiler body is sealed reliably, the smoke leakage can be effectively prevented, and the thermal efficiency of the boiler is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a front view of the present invention;

fig. 2 is a left side view of the present invention;

fig. 3 is a top cross-sectional view of the present invention;

fig. 4 is a sectional view taken along direction a of the present invention;

figure 5 is a cross-sectional view of the channel of the present invention.

In the figure: 1 upper boiler barrel, 2 front wall, 3 rear wall, 4 left wall membrane type wall, 5 convection tube I, 6 convection tube II, 7 convection tube III, 8 convection tube IV, 9 convection tube V, 10 convection tube VI, 11 partition wall membrane type wall, 12 lower boiler barrel, 13 body support, 14 superheater, 15 superheater support, 16 body sealing plate, 17 smoke outlet, 18 right wall membrane type wall, 19 boiler body, 20 refractory concrete, 21 channel, 22 first interlayer, 23 second interlayer, 24 first gap, 25 second gap.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: water tube type fuel oil and gas superheated steam boiler, including boiler body 19, boiler body 19 upper end is provided with drum 1, the lower extreme is provided with drum 12 down, both ends set up front wall 2 and back wall 3 respectively around upper drum 1 and drum 12 down, both ends are connected through left wall diaphragm type wall 4 and partition wall diaphragm type wall 11 respectively about upper drum 1 and drum 12 bottom down, upper drum 1 and drum 12 right-hand member pass through right wall diaphragm type wall 18 and connect, form a passageway 21 between partition wall diaphragm type wall 11 and the right wall diaphragm type wall 18, be provided with a plurality of first interlayer 22 and second interlayer 23 perpendicularly in the passageway 21, first interlayer 22 and second interlayer 23 set up in turn, first interlayer 22 bottom and side all are connected with passageway 21 inner wall, first gap 24 has been seted up at the top, second interlayer 23 top and side all are connected with passageway 21 inner wall, second gap 25 has been seted up to the bottom.

A convection pipe I5, a convection pipe II 6, a convection pipe III 7, a convection pipe IV 8, a convection pipe V9 and a convection pipe VI 10 are connected between the upper boiler barrel 1 and the lower boiler barrel 12, and the convection pipe I5, the convection pipe II 6, the convection pipe III 7, the convection pipe IV 8, the convection pipe V9 and the convection pipe VI 10 are positioned between the left wall diaphragm type wall 4 and the partition wall diaphragm type wall 11.

The right wall membrane type wall 18 is welded with heat-resistant gripping nails, heat-resistant reinforcing mesh is laid, the reinforcing mesh is bound with the gripping nails, and then the refractory concrete 20 is poured.

One side of the boiler body 19 is provided with a smoke outlet 17.

The lower end of the boiler body 19 is connected with a body support 13.

The superheater 14 is mounted on the boiler body 19 side via a superheater support 15.

The inner wall of the boiler body 19 is provided with a body sealing plate 16, and the body sealing plate 16 is positioned at one end of the channel 21.

The number of the first partition layers 22 and the second partition layers 23 is 2.

The utility model discloses a set up the first gap at first interlayer top, set up the second gap bottom the second interlayer, make the flue gas circulate in the passageway in the S-shaped, slowed down the flue gas circulation speed, increased the heat transfer volume, thus can utilize the heat more fully, improved the thermal efficiency of boiler, practiced thrift the fuel, reduced user' S use cost; the full-film water-cooled wall structure is adopted, the boiler body is sealed reliably, the smoke leakage can be effectively prevented, and the thermal efficiency of the boiler is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. Water tubular fuel oil gas superheated steam boiler, including boiler body (19), its characterized in that: the boiler is characterized in that an upper boiler barrel (1) is arranged at the upper end of a boiler body (19), a lower boiler barrel (12) is arranged at the lower end of the upper boiler barrel (19), a front wall (2) and a rear wall (3) are respectively arranged at the front end and the rear end of the upper boiler barrel (1) and the lower boiler barrel (12), the left end and the right end of the bottom of the upper boiler barrel (1) and the bottom of the lower boiler barrel (12) are respectively connected with a partition wall membrane wall (11) through a left wall membrane wall (4), the right end of the upper boiler barrel (1) and the right end of the lower boiler barrel (12) are connected through a right wall membrane wall (18), a channel (21) is formed between the partition wall membrane wall (11) and the right wall membrane wall (18), a plurality of first partition layers (22) and second partition layers (23) are vertically arranged in the channel (21), the first partition layers (22) and the second partition layers (23) are alternately arranged, the bottom and the side surfaces of the first partition layers (22) are both connected with the inner wall of the channel (21), and the top of the channel is provided with a first gap (24), the top and the side of the second interlayer (23) are both connected with the inner wall of the channel (21), and the bottom of the second interlayer is provided with a second gap (25).

2. A water tube type oil and gas fired superheated steam boiler according to claim 1, characterized in that: go up boiler barrel (1) and be connected with convection current pipe (5), convection current pipe two (6), convection current pipe three (7), convection current pipe four (8), convection current pipe five (9), convection current pipe six (10) between boiler barrel (12) down, convection current pipe one (5), convection current pipe two (6), convection current pipe three (7), convection current pipe four (8), convection current pipe five (9), convection current pipe six (10) are located between left side wall diaphragm wall (4) and partition wall diaphragm wall (11).

3. A water tube type oil and gas fired superheated steam boiler according to claim 1, characterized in that: and refractory concrete (20) is poured on the right wall membrane type wall (18).

4. A water tube type oil and gas fired superheated steam boiler according to claim 1, characterized in that: and a smoke outlet (17) is formed in one side of the boiler body (19).

5. A water tube type oil and gas fired superheated steam boiler according to claim 1, characterized in that: the lower end of the boiler body (19) is connected with a body support (13).

6. A water tube type oil and gas fired superheated steam boiler according to claim 1, characterized in that: and a superheater (14) is arranged on one side of the boiler body (19) through a superheater support (15).

7. A water tube type oil and gas fired superheated steam boiler according to claim 1, characterized in that: the inner wall of the boiler body (19) is provided with a body sealing plate (16), and the body sealing plate (16) is positioned at one end of the channel (21).

8. A water tube type oil and gas fired superheated steam boiler according to claim 1, characterized in that: the number of the first interlayer (22) and the number of the second interlayer (23) are both 2.

Images