CN218154432U

CN218154432U - Heating stove

Info

Publication number: CN218154432U
Application number: CN202121872265.2U
Authority: CN
Inventors: 李家辉; 张恩仲; 王吉祥
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-12-27
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses a heating stove, which comprises a combustion furnace, wherein the combustion furnace is in a hollow cylinder structure, one end surface of the combustion furnace is communicated with a burner installation pipe, and the other end surface of the combustion furnace is provided with a smoke exhaust pipe; the flow guide plate is provided with a plurality of non-equal-diameter flow limiting holes; the guide plate is obliquely arranged in the combustion furnace; the combustion furnace is divided into an upper layer combustion chamber, a middle layer combustion chamber and a lower layer combustion chamber by two guide plates in the combustion furnace; the combustion furnace also comprises an outer water jacket which comprises a water inlet pipe and a water outlet pipe and is sleeved outside the combustion furnace. In the application, two guide plates with non-equal-diameter flow-limiting holes are arranged in a combustion furnace, so that combustion substances are separated in a dense-dilute manner, the basic combustion process is changed, the combustion turbulence effect is enhanced, and the effects of energy conservation and emission reduction are achieved; the flow velocity of the flame is limited to enable the flame to form a heat storage bin between the first guide plates, so that the heat exchange efficiency is improved, the smoke temperature is reduced, and the generation of pollutants is reduced.

Description

Heating stove

Technical Field

The utility model relates to a clean combustion technology field especially relates to a heating stove.

Background

Most conventional heating furnaces are of a single-chamber hearth structure of a boiler, insufficient combustion is easily caused, and the smoke temperature of fuel combustion is too high, so that the utilization efficiency of the energy of the fuel is low; and harmful gas is easy to generate, and energy conservation and environmental protection are not enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a heating stove solves the problem that the thermal efficiency that conventional heating stove exists is low enough energy-concerving and environment-protective.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a heating stove, include:

the combustion furnace is of a hollow cylinder structure, one end face of the combustion furnace is communicated with the burner installation pipe, and the other end face of the combustion furnace is provided with a smoke exhaust pipe;

the guide plate is provided with a plurality of non-equal-diameter flow limiting holes; the guide plate is obliquely arranged in the combustion furnace; the combustion furnace is divided into an upper layer combustion chamber, a middle layer combustion chamber and a lower layer combustion chamber by two guide plates in the combustion furnace;

and the outer water jacket comprises a water inlet pipe and a water outlet pipe and is sleeved outside the combustion furnace.

In this embodiment, it is further preferable that a condensation discharge pipe is installed at the bottom of the combustion furnace, wherein the condensation discharge pipe is used for discharging water drops generated after the combustion gas is condensed, and specifically, the condensation discharge pipe extends out of the outer water jacket and is provided with a valve for facilitating water discharge as required.

In this embodiment, it is further optimized that two guide plates installed at an acute angle are designed in the combustion furnace, wherein the cross sections of the two guide plates are in a trapezoidal structure, thereby forming a middle-layer combustion chamber with a large space, wherein the guide plates at two end sides of the middle-layer combustion chamber are present, and because the guide plates have functions of directing the direction of the heat source airflow and limiting the flow rate of the flow limiting holes, the flow rate of the flame is limited to enable the flame to form a heat storage chamber between the first guide plates, the flow rate of the flame is limited to enable the temperature of the flame in the chamber to rise to 900 ℃, part of the fuel is fully combusted, and the flame enters the combustion chamber formed by the second guide plates along the direction of the guide plates, and the flame limits the flow rate of the flame through the first and second guide plates, so that the heating time of the furnace body is longer, and the heating efficiency is improved.

In the embodiment, the flow-limiting holes with unequal diameters are formed in the flow-guiding plate, wherein the flow-limiting holes with unequal diameters are formed in the flow-guiding plate, and the structure and the layout of the flow-limiting holes with unequal diameters form the rich-lean separation of combustion substances, so that the change of the basic combustion process is formed, and the excellent effects of energy conservation and emission reduction are achieved; three-phase medium motion turbulence is added, namely, resistance speed difference, jet flow carrying and draft speed difference are formed in the combustion chamber, and the comprehensive speed difference is used for enhancing the area and the heat conductivity coefficient.

In this embodiment, it is further optimized that the burner installation pipe and the smoke exhaust pipe respectively extend out of the top surface and the outer wall of the outer water jacket.

In this embodiment, it is further optimized that the two layers of flow-limiting holes are respectively formed in a half sector area on the flow-guiding plate, wherein the flow-limiting holes on the upper layer of flow-guiding plate do not vertically correspond to the flow-limiting holes on the lower layer of flow-guiding plate.

Compared with the prior art, the utility model discloses a beneficial technological effect: in the application, two guide plates with non-equal-diameter flow-limiting holes are arranged in a combustion furnace, so that combustion substances are separated from each other, the basic combustion process is changed, the combustion turbulence effect is enhanced, and the effects of energy conservation and emission reduction are achieved; the flow velocity of the flame is limited to enable the flame to form a heat storage bin between the first guide plates, so that the heat exchange efficiency is improved, the smoke temperature is reduced, and the generation of pollutants is reduced.

Drawings

The present invention will be further explained with reference to the following description of the drawings.

Fig. 1 is a schematic view of the main body of the heating stove of the utility model;

FIG. 2 is a schematic view of the structure of a baffle plate in the heating furnace of the present invention;

FIG. 3 is a schematic view of the attached two-layer guide plate in the heating furnace of the present invention;

fig. 4 is to the detection report of the utility model heating stove of the product quality supervision and detection institute of Hebei province.

Description of the reference numerals:

1. a combustion furnace; 1a, an upper combustion chamber; 1b, a middle-layer combustion chamber; 1c, a lower combustion chamber; 2. a baffle; 2a, a flow limiting hole; 3. a burner mounting tube; 4. a smoke exhaust pipe; 5. an outer water jacket; 5a, a water outlet pipe; 5b, a water inlet pipe.

Detailed Description

As shown in fig. 1-2, the present embodiment discloses a heating stove, which comprises a combustion furnace 1, a guide plate 2, an external water jacket 5;

wherein the combustion furnace 1 is a hollow cylinder structure, one end surface of the combustion furnace is communicated with a burner installation pipe 3, and the other end surface of the combustion furnace is communicated with a smoke exhaust pipe 4; the combustion furnace 1 is of a hollow cylindrical structure, and a condensation discharge pipe is arranged at the bottom of the combustion furnace 1 and used for collecting and processing fuel in time to generate condensation water and preventing the condensation discharge pipe from frequently absorbing smoke heat;

in this embodiment, the burner installation pipe 3, the smoke exhaust pipe 4, and the condensation exhaust pipe respectively extend out of the top surface and the outer wall of the outer water jacket 5.

As shown in fig. 2 and fig. 3, in the embodiment, a plurality of flow restriction holes 2a with different diameters are formed in the guide plate 2; the guide plate 2 is obliquely arranged in the combustion furnace 1; the guide plate 2 is provided with a restriction hole 2a with non-equal diameter;

a half sector area on the two layers of the guide plates 2 is respectively provided with a flow limiting hole 2a, wherein the flow limiting hole 2a on the upper layer of the guide plate 2 is not vertically corresponding to the flow limiting hole 2a on the lower layer of the guide plate 2; the fuel combustion flowing space has a baffling effect, so that the time of the fuel combustion process in the combustion furnace 1 is prolonged, and the heat exchange efficiency is improved;

the layout of the non-equal-diameter flow limiting holes 2a enables combustion substances to be separated in a rich-lean mode, and the basic combustion process is changed, so that the effects of energy conservation and emission reduction are achieved; three-phase medium motion turbulence is added, namely a combustion chamber forms resistance speed difference, jet flow carrying and draft speed difference, and the comprehensive speed difference enhances the heat exchange area and the heat conductivity coefficient;

the combustion furnace 1 is divided into an upper layer combustion chamber 1a, a middle layer combustion chamber 1b and a lower layer combustion chamber 1c by two guide plates 2 in the combustion furnace 1; two guide plates 2 arranged at acute angles are designed in the combustion furnace 1, so that a middle-layer combustion chamber with a larger space is formed, wherein the guide plates at two ends of the middle-layer combustion chamber are arranged, the guide plates have the functions of guiding heat source airflow and limiting the flow rate of a flow limiting hole, the flow rate of flame is limited, so that flame forms a heat storage bin between the first guide plates, the flow rate of flame is limited, the temperature of flame in the bin is increased to 900 ℃, part of substances which are fully combusted are combusted again, the flame enters the combustion bin formed by the second guide plates along the direction of the guide plates, the flow rate of the flame is limited by the first guide plates and the second guide plates, and the heating efficiency is improved for a longer time of a furnace body;

in this embodiment, the external water jacket 5 includes a water inlet pipe 5b and a water outlet pipe 5a, and is sleeved outside the combustion furnace 1.

In this embodiment, a burner and a control system are installed in the burner installation pipe; the combustor comprises an oil nozzle, an igniter, an ion probe, a high-pressure oil pump and a fan; the control system comprises functions of remote control, on-off control, temperature regulation, fault alarm, fuel liquid level display, ion detection protection, water temperature difference protection, ultra-high temperature protection, time-interval temperature control start-stop and the like.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used for convenience of description only, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The above embodiments are only for describing the preferred mode of the invention, and are not intended to limit the scope of the invention, and various modifications and improvements made to the technical solution of the invention by those skilled in the art without departing from the spirit of the invention should fall within the protection scope defined by the claims of the invention.

Claims

1. A heating stove, its characterized in that: the method comprises the following steps:

the combustion furnace (1) is of a hollow cylinder structure, one end face of the combustion furnace is communicated with the burner installation pipe (3), and the other end face of the combustion furnace is provided with a smoke exhaust pipe (4);

the guide plate (2) is provided with a plurality of non-equal-diameter flow limiting holes (2 a); the guide plate (2) is obliquely arranged in the combustion furnace (1); the combustion furnace (1) is divided into an upper-layer combustion chamber (1 a), a middle-layer combustion chamber (1 b) and a lower-layer combustion chamber (1 c) by two guide plates (2) in the combustion furnace (1);

and the outer water jacket (5) comprises a water inlet pipe (5 b) and a water outlet pipe (5 a) and is sleeved outside the combustion furnace (1).

2. Heating stove according to claim 1, characterized in that: and a condensation discharge pipe is arranged at the bottom of the combustion furnace (1).

3. A heating stove according to claim 1, characterised in that: two guide plates (2) arranged at acute angles are designed in the combustion furnace (1).

4. Heating stove according to claim 1, characterized in that: the guide plate (2) is provided with a restricted flow hole (2 a) with unequal diameter.

5. Heating stove according to claim 1, characterized in that: the burner installation pipe (3) and the smoke exhaust pipe (4) respectively extend out of the top surface and the outer wall of the outer water jacket (5).

6. Heating stove according to claim 1, characterized in that: and a half sector area on the two layers of the guide plates (2) is respectively provided with a flow limiting hole (2 a), wherein the flow limiting holes (2 a) on the upper layer of guide plates (2) are not vertically corresponding to the flow limiting holes (2 a) on the lower layer of guide plates (2).