Hot water boiler sufficient in heat exchange

Abstract

The utility model relates to the technical field of boilers, in particular to a hot water boiler sufficient in heat exchange, which comprises a boiler body, a corrugated boiler furnace is arranged in the boiler body, one end of the corrugated boiler furnace is connected with a rear smoke box, and one side of the upper portion of the rear smoke box extends to a front smoke box through a first corrugated smoke pipe. The front smoke box is communicated to a smoke outlet through a second corrugated smoke pipe, the exterior of the smoke outlet is connected with an energy saver and a softened water tank, one end of the boiler body is provided with a combustor, the boiler body is connected with the softened water tank through a water inlet pipe, and the energy saver is connected with the softened water tank through a circulating pipe. According to the hot water boiler capable of achieving sufficient heat exchange, the heat exchange area is increased through the design of the corrugated boiler furnace and the corrugated smoke pipe, flowing of hot water and heat transfer are enhanced, and therefore heat energy loss and energy waste are reduced. In addition, due to the arrangement of the energy saver and the softened water tank, the energy utilization efficiency is further improved, softened water is preheated by recycling waste heat in the flue gas, and cyclic utilization of energy is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of boilers, in particular to a hot water boiler with sufficient heat exchange. Background Art

[0002] In the energy and industrial fields, hot water boilers play a vital role. They are widely used in heating, process hot water preparation and other scenarios. However, traditional hot water boilers often have problems such as low heat exchange efficiency, high energy consumption and environmental pollution. With the increasing requirements for environmental protection and energy efficiency, these problems have become more and more prominent and need to be solved urgently.

[0003] Traditional hot water boilers usually use smooth heat exchange surfaces. Although this design is simple, the heat exchange efficiency is not high. During the operation of the boiler, the flow of hot water and heat transfer are restricted, resulting in a large amount of heat loss and energy waste. In addition, the flue gas emissions of traditional boilers are often not fully treated, which has a certain impact on the environment.

[0004] Therefore, how to improve the heat exchange efficiency of hot water boilers, reduce energy consumption, and reduce environmental pollution has become an important challenge facing the current boiler technology field. In order to meet these challenges, it is particularly important to develop a hot water boiler with an efficient heat exchange structure, environmental protection and low energy consumption. This can not only improve the energy utilization efficiency of enterprises and reduce operating costs, but also has important significance for promoting the green and sustainable development of the entire society. In view of this, we propose a hot water boiler with sufficient heat exchange. Utility Model Content

[0005] The purpose of the utility model is to provide a hot water boiler with sufficient heat exchange to solve the problem that the flow of hot water and heat transfer are limited in the above background technology, resulting in a large amount of heat energy loss and energy waste. In addition, the flue gas emissions of traditional boilers are often not fully treated, causing certain impacts on the environment.

[0006] To achieve the above-mentioned purpose, the utility model provides a hot water boiler with sufficient heat exchange, including a furnace body, a corrugated furnace core is arranged inside the furnace body, one end of the corrugated furnace core is connected to a rear smoke box, one side of the upper part of the rear smoke box is connected to the front smoke box through a first corrugated smoke pipe, the front smoke box is connected to a smoke outlet through a second corrugated smoke pipe, an economizer and a softened water tank are connected to the outside of the smoke outlet, a burner is installed at one end of the furnace body, the furnace body is connected to the softened water tank through a water inlet pipe, and the economizer is connected to the softened water tank through a circulation pipe.

[0007] Preferably, a first pressure gauge, a safety valve and a main steam valve are installed in sequence on the top of the furnace body.

[0008] Preferably, a gas flow meter is installed on the burner.

[0009] Preferably, a water level gauge is installed on one outer wall of the furnace body.

[0010] Preferably, a boiler water sampling cooler and an electric control box are also installed outside the furnace body, and the boiler water sampling cooler is connected to the bottom water outlet of the water level meter through a pipeline.

[0011] Preferably, a sewage pipe is connected to the bottom of the furnace body.

[0012] Preferably, a flow meter, a second pressure gauge, a water inlet valve and a water inlet pump are sequentially installed on the water inlet pipe.

[0013] Preferably, a circulation pump is installed on the circulation pipe.

[0014] Preferably, the top of the softened water tank is connected to an atmosphere connecting pipe, a soft water inlet pipe and a soft water outlet pipe are installed on one side of the softened water tank, and a preheating return pipe and a preheating outlet pipe are connected to the other side of the softened water tank.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] In this hot water boiler with sufficient heat exchange, the design of the corrugated furnace and corrugated smoke tube increases the heat exchange area, strengthens the flow of hot water and heat transfer, thereby reducing heat loss and energy waste. In addition, the setting of the economizer and softening water tank further improves the energy utilization efficiency, and preheats the softened water by recycling the waste heat in the flue gas, realizing the recycling of energy. The hot water boiler also has a variety of safety protection measures, such as safety valves, pressure gauges, etc., to ensure the safety and stability of the boiler operation. At the same time, through the intelligent control system, the operating status of the boiler can be monitored and adjusted in real time to keep it in the best working state at all times. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a side view structural schematic diagram of the utility model;

[0019] Figure 3 It is a schematic diagram of the internal structure of the furnace body in the utility model;

[0020] Figure 4 It is a structural schematic diagram of the softening water tank in the utility model.

[0021] The meaning of each number in the figure is:

[0022] 1. Furnace body; 11. Gas flow meter; 12. First pressure gauge; 13. Safety valve; 14. Main steam valve; 15. Water level gauge; 16. Drain pipe; 17. Corrugated furnace; 18. Rear smoke box; 19. First corrugated smoke pipe; 110. Front smoke box; 111. Second corrugated smoke pipe; 2. Burner; 3. Water inlet pipe; 31. Flow meter; 32. Second pressure gauge; 33. Water inlet valve; 34. Water inlet pump; 4. Softened water tank; 41. Atmospheric connecting pipe; 42. Soft water inlet pipe; 43. Preheating return pipe; 44. Soft water outlet pipe; 45. Preheating outlet pipe; 5. Economizer; 51. Circulation pipe; 52. Circulation pump; 6. Boiler water sampling cooler; 7. Electric control box. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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 provides a hot water boiler with sufficient heat exchange, such as Figure 1-Figure 4 As shown, it includes a furnace body 1, a corrugated furnace liner 17 is arranged inside the furnace body 1, one end of the corrugated furnace liner 17 is connected to a rear smoke box 18, one side of the upper part of the rear smoke box 18 is connected to the front smoke box 110 through a first corrugated smoke pipe 19, and the front smoke box 110 is connected to the smoke outlet through a second corrugated smoke pipe 111. The heat exchange area is increased by the corrugated smoke pipe and the corrugated furnace liner 17, thereby increasing the heat exchange efficiency. An economizer 5 and a softened water tank 4 are connected to the outside of the smoke outlet, a burner 2 is installed at one end of the furnace body 1, the furnace body 1 is connected to the softened water tank 4 through a water inlet pipe 3, the economizer 5 is connected to the softened water tank 4 through a circulation pipe 51, and the economizer 5 is used to preheat the water in the softened water tank 4, thereby increasing the water temperature and improving the energy utilization rate.

[0025] In this embodiment, a first pressure gauge 12, a safety valve 13, and a main steam valve 14 are installed on the top of the furnace body 1 in sequence. The first pressure gauge 12 is used to monitor the pressure of the furnace body 1, the main steam valve 14 is used for steam output, and the safety valve 13 is used to ensure pressure safety.

[0026] Specifically, a gas flow meter 11 is installed on the burner 2 for monitoring the gas flow.

[0027] Furthermore, a water level gauge 15 is installed on one side outer wall of the furnace body 1 for water level monitoring.

[0028] Furthermore, a boiler water sampling cooler 6 and an electric control box 7 are installed outside the furnace body 1. The boiler water sampling cooler 6 is connected to the bottom water outlet of the water level meter 15 through a pipeline. The boiler water sampling cooler 6 is a prior art content and is used for sampling and detection.

[0029] Furthermore, a sewage pipe 16 is connected to the bottom of the furnace body 1 for discharging sewage.

[0030] Furthermore, a flow meter 31, a second pressure gauge 32, a water inlet valve 33 and a water inlet pump 34 are installed in sequence on the water inlet pipe 3. The flow meter 31 is used to monitor the flow rate, the second pressure gauge 32 is used to monitor the pressure of the water inlet pipe 3, the water inlet valve 33 is used to switch the water inlet, and the water inlet pump 34 is used to stably transport water.

[0031] Furthermore, a circulation pump 52 is installed on the circulation pipe 51 to control the circulation flow of water in the circulation pipe 51 .

[0032] Furthermore, an atmosphere connecting pipe 41 is connected to the top of the softened water tank 4, and a soft water inlet pipe 42 and a soft water outlet pipe 44 are installed on one side of the softened water tank 4. The soft water inlet pipe 42 is connected to an external water source, and the soft water outlet pipe 44 is connected to the boiler water inlet pipe 3. The other side of the softened water tank 4 is connected to a preheating return pipe 43 and a preheating outlet pipe 45. The preheating return pipe 43 is externally connected to the water outlet end of the circulation pipe 51 of the economizer 5, and the preheating outlet pipe 45 is externally connected to the water inlet end of the circulation pipe 51 of the economizer 5.

[0033] When the hot water boiler with sufficient heat exchange of the utility model is used, first, the burner 2 starts to work, and the gas enters the burner 2 for combustion after the flow rate is monitored by the gas flow meter 11, and the generated heat is transferred to the water in the corrugated furnace 17 to heat it. The special design of the corrugated furnace 17 and the corrugated smoke tube (including the first corrugated smoke tube 19 and the second corrugated smoke tube 111) increases the heat exchange area, thereby improving the heat exchange efficiency.

[0034] The heated water vapor is controlled and output through the safety valve 13 and the main steam valve 14 at the top of the furnace body 1. At the same time, the first pressure gauge 12 continuously monitors the pressure in the furnace body 1 to ensure safe operation.

[0035] During the heating process, the water in the softened water tank 4 enters the furnace body 1 through the water inlet pipe 3, the flow meter 31 on the water inlet pipe 3 monitors the water inlet flow, the second pressure gauge 32 monitors the water inlet pressure, the water inlet valve 33 controls the water inlet switch, and the water inlet pump 34 ensures the stable delivery of water.

[0036] In addition, the economizer 5 is connected to the softened water tank 4 through the circulation pipe 51 to form a water circulation system. The preheating return pipe 43 sends the preheated water from the economizer 5 back to the softened water tank 4, and the preheating outlet pipe 45 sends the water in the softened water tank 4 to the economizer 5 for preheating. In this process, the circulation pump 52 plays a key role, which controls the circulation flow of the water in the circulation pipe 51 to ensure that the water is evenly heated and the heat energy is efficiently used.

[0037] During the whole working process, the water level gauge 15 installed on one side outer wall of the furnace body 1 continuously monitors the water level to ensure that the water volume in the boiler is within a safe range. At the same time, the sewage pipe 16 connected to the bottom of the furnace body 1 is used to regularly discharge sewage to keep the boiler clean and running efficiently.

[0038] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A hot water boiler with sufficient heat exchange, comprising a furnace body (1), characterized in that: A corrugated furnace liner (17) is arranged inside the furnace body (1), one end of the corrugated furnace liner (17) is connected to a rear smoke box (18), one side of the upper part of the rear smoke box (18) is connected to a front smoke box (110) through a first corrugated smoke pipe (19), the front smoke box (110) is connected to a smoke outlet through a second corrugated smoke pipe (111), the outside of the smoke outlet is connected to an economizer (5) and a softened water tank (4), a burner (2) is installed at one end of the furnace body (1), the furnace body (1) is connected to the softened water tank (4) through a water inlet pipe (3), and the economizer (5) is connected to the softened water tank (4) through a circulation pipe (51).

2. The hot water boiler with sufficient heat exchange according to claim 1, characterized in that: A first pressure gauge (12), a safety valve (13), and a main steam valve (14) are sequentially installed on the top of the furnace body (1).

3. The hot water boiler with sufficient heat exchange according to claim 1, characterized in that: A gas flow meter (11) is installed on the burner (2).

4. The hot water boiler with sufficient heat exchange according to claim 1, characterized in that: A water level gauge (15) is installed on one outer wall of the furnace body (1).

5. The hot water boiler with sufficient heat exchange according to claim 4, characterized in that: A boiler water sampling cooler (6) and an electric control box (7) are also installed outside the furnace body (1), and the boiler water sampling cooler (6) is connected to the bottom water outlet of the water level meter (15) through a pipeline.

6. The hot water boiler with sufficient heat exchange according to claim 1, characterized in that: The bottom of the furnace body (1) is connected to a sewage discharge pipe (16).

7. The hot water boiler with sufficient heat exchange according to claim 1, characterized in that: The water inlet pipe (3) is sequentially mounted with a flow meter (31), a second pressure gauge (32), a water inlet valve (33) and a water inlet pump (34).

8. The hot water boiler with sufficient heat exchange according to claim 1, characterized in that: A circulation pump (52) is installed on the circulation pipe (51).

9. The hot water boiler with sufficient heat exchange according to claim 1, characterized in that: The top of the softened water tank (4) is connected to an atmosphere communication pipe (41), one side of the softened water tank (4) is provided with a soft water inlet pipe (42) and a soft water outlet pipe (44), and the other side of the softened water tank (4) is connected to a preheating return pipe (43) and a preheating outlet pipe (45).

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