CN213983506U

CN213983506U - Small-sized steam generator

Info

Publication number: CN213983506U
Application number: CN202021967363.XU
Authority: CN
Inventors: 林新楷
Original assignee: Yongjia Kaiquan Foundry Co ltd
Current assignee: Yongjia Kaiquan Foundry Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-08-17
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses a small-size steam generator, which comprises an outer shell, the inside bottom of shell is provided with the fire row, the top that the fire was arranged is provided with main water tank, the inside of main water tank is provided with the firetube of arranging the intercommunication with the fire. The utility model discloses in, the end of intaking through the red copper condenser pipe adds into cold water to main water tank inside in advance, utilize the fire row to light flame, the heat of flame transmits rapidly to the firetube on, make the firetube to the inside cold water heating of main water tank and expansion tank, the steam that the hot water produced discharges through the steam pipe, in the heating process, continuously add cold water in to main water tank through the red copper condenser pipe, the flue gas that the flame burning produced passes through the inside that the firetube got into the condenser box through the petticoat pipe, the heat that exists preheats the inside cold water of red copper condenser pipe in the flue gas, when the inside that the cold water that preheats got into main water tank heats, the burning energy consumption that can the fire row that significantly reduces.

Description

Small-sized steam generator

Technical Field

The utility model relates to a steam generator technical field especially relates to a small-size steam generator.

Background

A steam generator, also called a steam heat source machine (commonly called a boiler), is a mechanical device that heats water into hot water or steam by using heat energy of fuel or other energy sources. The boiler is a water container heated on fire, the furnace is a place where fuel is combusted, and the boiler comprises a boiler and a furnace.

The existing steam generator generally utilizes the fire grate to directly heat cold water, the heating time is long, a large amount of fuel is consumed in the heating process, and the energy consumption of the steam generator is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem of high combustion energy consumption of the steam generator, a small-sized steam generator is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a small-size steam generator, includes the shell, the inside bottom of shell is provided with the fire row, the top that the fire was arranged is provided with main water tank, the inside of main water tank is provided with the firetube of arranging the intercommunication with the fire, one side of main water tank is provided with the expansion tank rather than the intercommunication, the up end of main water tank is provided with the petticoat pipe with firetube top intercommunication, be provided with on the top lateral wall of main water tank and run through the shell and extend to outside steam pipe, the up end intercommunication of petticoat pipe has the condenser box, the inside of condenser box is provided with the red copper condenser pipe, the up end intercommunication of condenser box has the fan, one side of fan is provided with the tobacco pipe that runs through the shell and extend to outside.

As a further description of the above technical solution:

the red copper condenser pipe is a U-shaped spiral pipe, the water inlet end of the red copper condenser pipe penetrates through the side wall of the shell and extends to the outside, and the water outlet end of the red copper condenser pipe is communicated with the main water tank.

As a further description of the above technical solution:

the top of expansion tank is provided with the water level probe, the preceding terminal surface of expansion tank is provided with pressure switch.

As a further description of the above technical solution:

the end of the steam pipe is provided with a steam buckle and a safety valve.

As a further description of the above technical solution:

and a sewage discharge ball valve is arranged at the bottom of the main water tank.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, the end of intaking through the red copper condenser pipe adds into cold water to main water tank inside in advance, utilize the fire row to light flame, the heat of flame transmits rapidly to the firetube on, make the firetube to the inside cold water heating of main water tank and expansion tank, the steam that the hot water produced discharges through the steam pipe, in the heating process, continuously add cold water in to main water tank through the red copper condenser pipe, the flue gas that the flame burning produced passes through the inside that the firetube got into the condenser box through the petticoat pipe, the heat that exists preheats the inside cold water of red copper condenser pipe in the flue gas, when the inside that the cold water that preheats got into main water tank heats, the burning energy consumption that can the fire row that significantly reduces.

2. The utility model discloses in, through the setting of red copper condenser pipe, cold water when the inside flow of red copper condenser pipe, the structure of U-shaped spiral pipe can increase cold water at the inside dwell time of red copper condenser pipe, increases the preheating time of cold water, carries out abundant waste heat to inside cold water.

Drawings

Fig. 1 is a schematic front sectional view of a small steam generator according to an embodiment of the present invention;

fig. 2 shows a schematic diagram of an internal structure of a small steam generator condensation box according to an embodiment of the present invention.

Illustration of the drawings:

1. a housing; 2. fire grate; 3. a main water tank; 4. a fire tube; 5. an auxiliary water tank; 6. a blowdown ball valve; 7. a smoke hood; 8. a condenser tank; 9. a red copper condenser tube; 10. a pressure switch; 11. a smoke pipe; 12. a fan; 13. a steam pipe; 14. steam buckling; 15. a safety valve; 16. a water level probe.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a small-sized steam generator comprises a shell 1, a fire grate 2 is arranged at the bottom end inside the shell 1, an ignition needle and a fire detection needle are arranged on the fire grate 2, a main water tank 3 is arranged above the fire grate 2, a fire tube 4 communicated with the fire grate 2 is arranged inside the main water tank 3, an auxiliary water tank 5 communicated with the main water tank 3 is arranged on one side of the main water tank 3, a smoke hood 7 communicated with the top end of the fire tube 4 is arranged on the upper end face of the main water tank 3, a steam tube 13 penetrating through the shell 1 and extending to the outside is arranged on the side wall of the top of the main water tank 3, steam inside the main water tank 3 is discharged outwards through the steam tube 13, a condenser box 8 is communicated with the upper end face of the smoke hood 7, a red copper condenser tube 9 is arranged inside the condenser box 8 and is beneficial to improving heat exchange efficiency when exchanging heat with smoke, a fan 12 is communicated with the upper end face of the condenser box 8, a smoke tube 11 penetrating through the shell 1 and extending to the outside is arranged on one side of the fan 12, so that the fumes are discharged through the pipe 11 to the outside environment.

Specifically, as shown in fig. 2, the red copper condenser tube 9 is a U-shaped spiral tube, and the water inlet end thereof penetrates through the side wall of the housing 1 and extends to the outside, and the water outlet end thereof is communicated with the main water tank 3, so that the flow time of cold water in the red copper condenser tube 9 is increased, and then the cold water enters the inside of the main water tank 3 under the action of gravity.

Specifically, as shown in fig. 1, a water level probe 16 is disposed at the top end of the auxiliary water tank 5, and a pressure switch 10 is disposed on the front end surface of the auxiliary water tank 5, so as to realize detection, display, alarm and control signal output of a pressure signal inside the auxiliary water tank 5, and facilitate detection of a water level change inside the auxiliary water tank 5 through the water level probe 16.

Specifically, as shown in fig. 1, a steam button 14 and a safety valve 15 are provided at an end of the steam pipe 13, and the safety valve 15 can balance the steam pressure of the steam pipe 13.

Specifically, as shown in fig. 1, a blowdown ball valve 6 is provided at the bottom of the main tank 3, and impurities precipitated in the main tank 3 are discharged through the blowdown ball valve 6.

The working principle is as follows: when the device is used, cold water is pre-added into the main water tank 3 through the water inlet end of the red copper condenser pipe 9, the pre-added water level inside the main water tank 3 is observed through the water level probe 16 on the auxiliary water tank 5, then the ignition needle on the fire grate 2 is used for igniting flame, the heat of the flame is rapidly transmitted to the fire tube 4, so that the fire tube 4 heats the cold water in the main water tank 3 and the auxiliary water tank 5 until the cold water is boiled, steam generated by hot water is discharged through the steam tube 13, in the heating process, the cold water is continuously added into the main water tank 3 through the red copper condenser pipe 9, smoke generated by flame combustion enters the smoke hood 7 through the fire tube 4 and rapidly enters the condenser tank 8 under the action of the fan 12, the cold water in the red copper condenser pipe 9 is preheated by the heat in the smoke, the smoke subjected to heat exchange is discharged through the smoke tube 11, and when the cold water flows in the red copper condenser pipe 9, the structure of the U-shaped spiral pipe can increase the retention time of cold water in the red copper condenser pipe 9, increase the preheating time of cold water, and when the preheated cold water enters the inside of the main water tank 3 to be heated, the combustion energy consumption of the fire grate 2 can be greatly reduced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A small-sized steam generator comprises a shell (1), and is characterized in that a fire grate (2) is arranged at the bottom end inside the shell (1), a main water tank (3) is arranged above the fire grate (2), a fire tube (4) communicated with the fire grate (2) is arranged inside the main water tank (3), an auxiliary water tank (5) communicated with the main water tank (3) is arranged at one side of the main water tank, a smoke hood (7) communicated with the top end of the fire tube (4) is arranged on the upper end surface of the main water tank (3), a steam pipe (13) which penetrates through the shell (1) and extends to the outside is arranged on the side wall of the top of the main water tank (3), the upper end surface of the smoke hood (7) is communicated with a condensing box (8), a red copper condensing pipe (9) is arranged in the condensing box (8), the upper end face of the condensing box (8) is communicated with a fan (12), and one side of the fan (12) is provided with a smoke pipe (11) which penetrates through the shell (1) and extends to the outside.

2. A small-sized steam generator according to claim 1, wherein the copper condenser tube (9) is a U-shaped spiral tube, and the water inlet end thereof extends to the outside through the side wall of the housing (1), and the water outlet end thereof is communicated with the main water tank (3).

3. The small-sized steam generator according to claim 1, wherein a water level probe (16) is provided at the top end of the sub-tank (5), and a pressure switch (10) is provided at the front end surface of the sub-tank (5).

4. A small-sized steam generator according to claim 1, wherein the end of the steam pipe (13) is provided with a steam button (14) and a safety valve (15).

5. A small steam generator according to claim 1, characterized in that the bottom of the main water tank (3) is provided with a blowoff ball valve (6).