CN210070225U

CN210070225U - Boiler with condensation function

Info

Publication number: CN210070225U
Application number: CN201920588209.2U
Authority: CN
Inventors: 郭慧群; 孙庆国; 刘正伟
Original assignee: ANYANG FRSTD BOILER Co Ltd
Current assignee: Foster Boiler Co.,Ltd.
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2020-02-14
Anticipated expiration: 2029-04-26

Abstract

The patent of the utility model belongs to the technical field of steam equipment, specifically disclose a boiler with condensation function, including furnace body and the furnace of setting in the furnace body, the both ends of furnace body are provided with the import of connecting the combustor respectively and are used for the export of high temperature flue gas exhaust furnace body, and the import all communicates with the export furnace, furnace is for by pipeline winding vacuole formation, just it has the water of taking the heating to lead to in the pipeline. The utility model discloses an it absorbs to let in the water of waiting to heat in the pipeline the heat of the high temperature flue gas that fuel burning produced in the furnace realizes reducing again when producing hydrothermal to the water heating the temperature of flue gas, so that the export of furnace body directly acquires the flue gas after the condensation cooling, avoids setting up corresponding condensing equipment on the furnace body, reduces equipment cost, reduces installation space.

Description

Boiler with condensation function

Technical Field

The patent of the utility model relates to a steam equipment's technical field, especially a boiler with condensation function.

Background

At present, most of common hot water boilers adopt a mode of directly heating liquid by using a combustor, combustion heat of combustion products is directly transferred to water flowing in a pipeline in a heat exchanger, and the hot water boiler has the advantage of being capable of improving the temperature of output hot water to a high temperature, so that hot water is obtained for life.

However, the hot water boiler used in the market has a large volume and a complex structure, is inconvenient to install, and needs to be provided with a condensing device for cooling discharged high-temperature flue gas, because the hot water boiler has a large volume, the cost can be reduced by continuously producing hot water when the hot water boiler is suitable for occasions with large hot water demand, and the economic benefit is improved.

Therefore, how to design a boiler which has a simple structure, is high in heating efficiency and is suitable for small occasions is a technical problem which needs to be solved by the technical personnel in the field at present.

SUMMERY OF THE UTILITY MODEL

To the problem among the prior art, the utility model aims at providing a boiler with condensation function.

In order to achieve the above purpose, the technical scheme of the utility model is that:

the utility model provides a boiler with condensation function, includes the furnace body and sets up the furnace in the furnace body, the both ends of furnace body are provided with the import of connecting the combustor respectively and are used for the export of high temperature flue gas exhaust furnace body, import and export all communicate furnace, furnace is for forming the cavity by the pipeline winding, just the water of taking the heating leads to in the pipeline.

Furthermore, a gap is arranged between the pipeline and the inner wall of the furnace body, and a gap is also arranged between the pipelines for the high-temperature flue gas to flow into the gap between the pipeline and the inner wall of the furnace body.

Further, the pipeline is of a spiral structure.

Further, the extension direction of the pipeline is from the inlet to the outlet of the furnace body.

Furthermore, the pipeline is connected with the furnace body through a side plate.

Further, the curb plate is the ring structure, the hole and the pipe connection of curb plate, outer edge with furnace body connects, just be provided with the passageway of flue gas circulation on the curb plate.

Further, the pipeline is double helix structure, just the water inlet and the delivery port of pipeline are located same end.

Furthermore, two ends of the pipeline respectively penetrate through the furnace body to be connected with an external pipeline.

Further, a sewage draining outlet is arranged at the bottom of the furnace body.

Compared with the prior art, the utility model provides a pair of boiler structure distinctive with condensation function, convenient operation, this device passes through set up the pipeline in the furnace body, the pipeline leads to the water that has the heating of mobile area, utilizes the high temperature flue gas that the combustor of furnace body import department installation burns in the furnace chamber and produces is direct to the pipe heating of the constitution furnace in the stove to water to in the pipeline heats up and produces hot water, because the pipeline directly sets up internally, with flame and the high temperature flue gas direct contact of combustor production, thereby hydroenergy in the pipeline enough absorbs the temperature reduction in the flue gas the temperature of flue gas in the furnace body reaches the effect of condensation, makes the flue gas after the furnace body export cooling, realizes high-efficient direct to the flue gas cooling.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a boiler having a condensing function.

FIG. 2 is a structural view of a pipe in a boiler having a condensing function according to another embodiment.

In the figure: 1. the burner comprises a burner, 2 parts of a furnace body, 3 parts of a pipeline, 4 parts of side plates, 5 parts of a channel, 6 parts of a water outlet, 7 parts of an outlet, 8 parts of a sewage outlet, 9 parts of a water inlet and 10 parts of an inlet.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and 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.

In the prior art, an ordinary hot water boiler injects fuel into a hearth through a heater to burn, water in a water tank at the upper part in a boiler body is heated, then smoke is discharged through a smoke outlet on the boiler, and in order to effectively utilize waste heat in the smoke and avoid the waste heat in the smoke from causing heat pollution to air, a condensing device for cooling high-temperature smoke is arranged on the hot water boiler.

As shown in fig. 1, a boiler with a condensing function as a preferred embodiment of the present invention comprises a boiler body 2 and a furnace disposed in the boiler body 2, wherein an inlet 10 connected to a burner 1 and an outlet 7 for discharging high temperature flue gas out of the boiler body 2 are disposed at two ends of the boiler body 2, the inlet 10 and the outlet 7 are both communicated with the furnace, i.e. fuel is injected into the furnace through the burner 1 to burn, so as to generate high temperature flue gas in the furnace, the furnace is a cavity formed by winding a pipe 3, and water with heating is introduced into the pipe 3, i.e. the fuel is directly heated through the pipe 3, water to be heated is introduced into the pipe 3 to absorb heat of the high temperature flue gas generated by burning fuel in the furnace, so as to reduce the temperature of the flue gas while heating water to generate hot water, so that the outlet 7 of the boiler body 2 directly obtains flue gas after being condensed and cooled, the arrangement of a corresponding condensing device on the furnace body 2 is avoided, the equipment cost is reduced, and the installation space is reduced; in addition, through 3 twines and forms furnace and leave special space in replacing traditional furnace body 2 and be used for setting up furnace, and through utilizing 3 pipe substitutes traditional water tank, has effectively reduced the volume of boiler and has simplified the boiler structure, is favorable to using in small-size occasion, and directly to the heating of pipe 3 internal water and replace the water tank through 3 pipe and increased the area of contact of water with high temperature flue gas, improved heating efficiency greatly, realized opening promptly and heat promptly, satisfy that the hot water demand is little and the hot water occasion of intermittent demand.

In this embodiment, for better technical effect, be provided with the clearance between furnace and the 2 inner walls of furnace body, just also be provided with the clearance between the pipeline 3 and supply high temperature flue gas flows in between furnace and the 2 inner walls of furnace body, ensure promptly high temperature flue gas that the burning produced in the furnace sees through in the space between clearance entering furnace between pipeline 3 and the furnace body 2, the effective area of contact of increase pipeline 3 and flue gas makes high temperature flue gas fully contacts pipeline 3 heats water, further accelerates the heating efficiency of pipeline 3 water, also follows through water simultaneously thereby absorb a large amount of heat fast in the high temperature flue gas and cool off the flue gas with higher speed, improve the cooling efficiency and the quality of high temperature flue gas.

As shown in fig. 2, in the above embodiment, the pipe 3 is arranged in a spiral structure, and a cylindrical cavity in the middle, i.e., the furnace chamber, is formed by winding the spiral structure of the pipe 3, so as to ensure that fuel in the furnace chamber is combusted to directly heat the pipe 3, the heat conduction efficiency is high, the heating time is greatly shortened, in addition, the effective length of the pipe 3 in the furnace body 2 is greatly increased by the spiral structure, after the water enters the pipe 3 from the water inlet 9 of the pipe 3, the water flows in the furnace body 2 for a long time enough, i.e., the heating time of the water in the pipe 3 is increased, the temperature of the hot water can reach the standard, and the length of the pipe 3 is increased while the volume is temporarily small by the spiral structure, so as to reduce the; in addition, the spiral structure ensures that the fuel can be simultaneously heated to the pipelines 3 which are spirally wound around during combustion, so that the fuel utilization rate is effectively improved, and the heating speed is increased.

More specifically, the extension direction of the pipeline 3 is from an inlet 10 to an outlet 7 of the furnace body 2, that is, two ends of a circumferential cavity formed by the pipeline 3 with the spiral structure are respectively communicated with the inlet 10 and the outlet 7 of the furnace body 2, that is, the length direction of the pipeline 3 is from the inlet 10 to the outlet 7 of the furnace body 2, so that the high-temperature flue gas flows along the length direction of the pipeline 3, the heat exchange efficiency is increased, and the sufficient contact time between the high-temperature flue gas and the pipeline 3 is ensured.

Preferably, the pipeline 3 is connected with the furnace body 2 through a side plate 4, so that the pipeline 3 is fixedly connected with the side plate 4 of the furnace body 2, the pipeline 3 is guaranteed to be more stable due to the support of the side plate 4, and the high-temperature deformation and shaking are avoided.

For better technical effect, the side plate 4 is of a circular ring structure, an inner hole of the side plate 4 is connected with the pipeline 3, and the outer edge of the side plate 4 is connected with the furnace body 2, so that the side plate 4 is more conveniently and fixedly installed, the pipeline 3 is more firmly connected with the furnace body 2, and a channel 5 for flue gas circulation is arranged on the side plate 4, so that the flue gas can flow in a gap between the pipeline 3 and the furnace body 2 without being blocked by the side plate 4, the temperature of each part in the furnace body 2 is basically consistent, the heat exchange efficiency is high, the flue gas is ensured to enter the gap between the hearth and the furnace body 2 from the hearth and then flows out from the outlet 7 through the hearth, the high-temperature flue gas is ensured to exchange heat in the furnace for enough time, and the water is heated, and.

More specifically, in this embodiment, the pipeline 3 is a double-spiral structure, and the water inlet 9 and the water outlet 6 of the pipeline 3 are located at the same end, the double-spiral structure is the pipeline 3 passing through two single-spiral mechanisms and is discharged according to the double-spiral structure, one end of the double-spiral structure is connected, so that the pipeline 3 is ensured to be communicated, and the water inlet 9 and the water outlet 6 are located at the same end, the effective length of the pipeline 3 in the furnace is further increased in a certain volume condition of the furnace body 2 in the arrangement mode, the heating time of water is longer, the instant heating of hot water is ensured, and the heating efficiency is faster.

In the above embodiment, two ends of the pipeline 3 respectively penetrate through the furnace body 2 to be connected with the external pipeline 3, that is, the water inlet 9 and the water outlet 6 of the pipeline 3 respectively extend out of the furnace body 2, holes for inserting and installing the water inlet 9 and the water outlet 6 are formed in the side wall of the furnace body 2, the connection part is sealed, the water inlet 9 of the pipeline 3 is directly connected with an external tap water pipe to realize water inlet, and the water outlet 6 is conveyed to a use position through the external pipeline.

In addition, in the above embodiment, the bottom of the furnace body 2 is provided with a drain outlet 8 for discharging waste materials generated after combustion in the furnace body 2, and the channel 5 on the side plate 4 is opened to the outer edge to prevent the waste materials in the furnace body 2 from being blocked by the side plate 4 to be gathered to the drain outlet 8.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a boiler with condensation function, its characterized in that includes furnace body (2) and the furnace of setting in furnace body (2), the both ends of furnace body (2) are provided with import (10) of connecting combustor (1) respectively and are used for export (7) of high temperature flue gas exhaust furnace body (2), import (10) and export (7) all communicate furnace, furnace is for twining the vacuole formation by pipeline (3), just the water of taking the heating leads to in pipeline (3).

2. The boiler with condensing function according to claim 1, characterized in that a gap is provided between said pipes (3) and the inner wall of the furnace body (2), and a gap is also provided between said pipes (3) for said high temperature flue gas to flow between said pipes (3) and the inner wall of the furnace body (2).

3. Boiler with condensing function according to claim 1 or 2, characterized by the fact that said pipes (3) are of helical structure.

4. A boiler with condensing function according to claim 3, characterized by the fact that the extension of the duct (3) is from the inlet to the outlet of the furnace body (2).

5. Boiler with condensing function according to claim 4, characterized by the fact that the said pipes (3) are connected to the furnace body (2) through side plates (4).

6. The boiler with condensing function according to claim 5, characterized in that said side plate (4) is a circular ring structure, the inner hole of said side plate (4) is connected with the pipe (3), the outer edge is connected with said furnace body (2), and the side plate (4) is provided with a channel (5) for the circulation of flue gas.

7. A boiler with condensing function according to claim 3, characterized by the fact that said pipe (3) is of double helix structure and the inlet (9) and outlet (6) of said pipe (3) are located at the same end.

8. The boiler with condensing function according to claim 1, characterized in that both ends of said pipe (3) are connected with external pipes through said furnace body (2), respectively.

9. The boiler with condensing function according to claim 1, characterized in that the bottom of the furnace body (2) is provided with a drain outlet (8).