Boiler inner chamber capable of promoting combustion

Abstract

The utility model relates to the technical field of coal-fired boiler devices, in particular to a boiler inner chamber capable of promoting combustion, which comprises a boiler inner cylinder. The boiler inner barrel is of a hollow cavity structure with two ends free of surfaces, a protective plate is fixed in the boiler inner barrel, an inner cover is fixed at the top end of the boiler inner barrel, an air hole is formed in the middle of the inner cover, an outer cover is arranged on the outer side of the inner cover in a sleeving mode, the protective plate is fixed in the boiler inner barrel, and a square groove is formed in the front end of the boiler inner barrel. When a user uses the inner cylinder of the boiler, the protective plate can be fixed on the inner side wall of the inner cylinder of the boiler to distribute gas, and the inner cover is provided with a plurality of groups of vent hole structures, so that the combustion state of coal is improved, the combustion material of fire coal is reduced, and the heat efficiency of the boiler is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of coal-fired boiler devices, in particular to a boiler inner chamber for promoting combustion. Background Art

[0002] The existing civil boiler furnace wing plate is a hollow chamber type, with a large furnace and large capacity. During combustion, due to the low temperature of the furnace wall, the combustion state of the part directly close to the furnace wall around the burning coal is poor, which affects the boiler temperature and causes poor thermal effect of the boiler. Utility Model Content

[0003] Technical issues solved

[0004] In view of the above-mentioned shortcomings of the prior art, the utility model provides a boiler inner chamber that promotes combustion, which can effectively solve the problem that the combustion state of coal in the prior art is poor, the boiler temperature is affected, and the thermal effect of the boiler is poor.

[0005] Technical Solution

[0006] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0007] The utility model provides a boiler inner chamber for promoting combustion, comprising a boiler inner tube; the boiler inner tube is a hollow cavity structure with no surface at both ends, a guard plate is fixed in the boiler inner tube, an inner cover is fixed at the top end of the boiler inner tube, an air hole is opened in the middle of the inner cover, an outer cover is sleeved on the outer side of the inner cover, a guard plate is fixed inside the boiler inner tube, and a square groove is opened at the front end of the boiler inner tube.

[0008] Furthermore, the air holes are provided in a plurality of groups at equal intervals on the inner cover, and a plurality of groups of fin plate structures are fixed on the outer side of the outer cover, and the air holes are provided between two groups of fin plate structures.

[0009] Furthermore, the inner cover and the outer cover are both in the shape of a hollow trumpet with a small top and a large bottom.

[0010] Furthermore, one side of the guard plate is an arc-shaped plate structure, and the outer side of the guard plate is fixedly connected to the boiler inner tube by spot welding.

[0011] Furthermore, the inner cover and the outer cover are fixed to the boiler inner tube by spot welding.

[0012] Furthermore, the size of the front end opening of the guard plate is matched with the size of the square groove. Beneficial Effects

[0013] Compared with the known public technology, the technical solution provided by the utility model has the following beneficial effects:

[0014] The utility model provides a guard plate structure, and the user can fix the guard plate on the inner wall of the boiler inner tube when using the boiler inner tube to divert the gas, and the multiple groups of air permeable hole structures opened on the inner cover improve the combustion state of coal, reduce the combustion materials of coal, and improve the thermal efficiency of the boiler.

[0015] The device is provided with a guard plate structure and a square groove structure at the front end thereof, so that the air intake end can be divided into two parts, thereby playing a role in protecting the air intake pipe / end. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0017] Figure 1 This is one of the structural diagrams of the utility model;

[0018] Figure 2 This is the second structural diagram of the utility model;

[0019] Figure 3 This is one of the schematic diagrams of structural splitting in the utility model;

[0020] Figure 4 This is the second schematic diagram of the structural splitting in the utility model;

[0021] Figure 5 It is a structural schematic diagram of the boiler inner tube and the guard plate in the utility model.

[0022] The numbers in the figure represent: 1. boiler inner tube; 11. square groove; 2. guard plate; 3. inner cover; 31. air vent; 4. outer cover. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] The utility model is further described below in conjunction with embodiments.

[0025] Embodiment: A boiler inner chamber for promoting combustion, referring to the attached Figure 1 -Attached Figure 5 , including a boiler inner tube 1; the boiler inner tube 1 is a hollow cavity structure with no surface at both ends, and a guard plate 2 is fixed in the boiler inner tube 1, an inner cover 3 is fixed at the top of the boiler inner tube 1, an air hole 31 is opened in the middle of the inner cover 3, an outer cover 4 is sleeved on the outer side of the inner cover 3, a guard plate 2 is fixed inside the boiler inner tube 1, and a square groove 11 is opened at the front end of the boiler inner tube 1; through the set guard plate 2 structure, the user can fix the guard plate 2 on the inner side wall of the boiler inner tube 1 when using the boiler inner tube 1 to divert the gas, and the multiple groups of air holes 31 structure opened on the inner cover 3 improve the combustion state of coal, reduce the combustion materials of coal, and improve the thermal efficiency of the boiler.

[0026] There are multiple groups of air holes 31 equidistantly provided on the inner cover 3, and multiple groups of fin plate structures are fixed on the outer side of the outer cover 4, and the air holes 31 are provided between two groups of fin plate structures; the inner cover 3 and the outer cover 4 are both hollow trumpet-shaped with a small top and a large bottom; one side of the guard plate 2 is an arc-shaped plate structure, and the outer side of the guard plate 2 is spot-welded and fixed to the boiler inner tube 1; the inner cover 3 and the outer cover 4 are spot-welded and fixed to the boiler inner tube 1; the front end opening size of the guard plate 2 is matched with the size of the square groove 11; the guard plate 2 structure and the square groove 11 structure provided at the front end can divide the air inlet end into two parts, thereby protecting the air inlet pipe / end.

[0027] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some of the technical features therein by equivalents. These modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the protection scope of the technical solutions of the embodiments of the present invention.

Claims

1. A boiler inner chamber for promoting combustion, characterized in that: The boiler inner tube (1) comprises a boiler inner tube (1); the boiler inner tube (1) is a hollow cavity structure without surfaces at both ends, a guard plate (2) is fixed in the boiler inner tube (1), an inner cover (3) is fixed at the top end of the boiler inner tube (1), a vent hole (31) is provided in the middle of the inner cover (3), an outer cover (4) is sleeved on the outer side of the inner cover (3), a guard plate (2) is fixed inside the boiler inner tube (1), and a square groove (11) is provided at the front end of the boiler inner tube (1).

2. A combustion-promoting boiler inner chamber according to claim 1, characterized in that: The air vents (31) are provided in a plurality of groups at equal intervals on the inner cover (3), and a plurality of groups of fin plate structures are fixed to the outer side of the outer cover (4), and the air vents (31) are provided between two groups of fin plate structures.

3. A combustion-promoting boiler inner chamber according to claim 1, characterized in that: The inner cover (3) and the outer cover (4) are both in the shape of a hollow trumpet with a small top and a large bottom.

4. A combustion-promoting boiler inner chamber according to claim 1, characterized in that: One side of the guard plate (2) is an arc-shaped plate structure, and the outer side of the guard plate (2) is fixedly connected to the boiler inner tube (1) by spot welding.

5. A combustion-promoting boiler inner chamber according to claim 4, characterized in that: The inner cover (3) and the outer cover (4) are fixed to the boiler inner tube (1) by spot welding.

6. A combustion-promoting boiler inner chamber according to claim 1, characterized in that: The size of the front end opening of the guard plate (2) matches the size of the square groove (11).

Images