CN219995557U - Domestic boiler - Google Patents

Abstract

The utility model relates to the technical field of boilers, in particular to a life boiler which comprises a boiler body, wherein a water inlet pipe is arranged on one side of the boiler body, a water outlet pipe is arranged on the other side of the boiler body, a combustor is arranged outside the lower part of the boiler body, a combustion chamber is arranged inside the lower part of the boiler body, one side of the combustion chamber is connected with the output end of the combustor, the top of the combustion chamber is connected with a threaded smoke pipe, the threaded smoke pipe is formed by vertically and uniformly distributing a plurality of straight pipes and is of a cylindrical structure as a whole, and a plurality of flow blocking sheets are arranged inside the threaded smoke pipe. In the life boiler, fuel is burnt in a boiler liner in a micro positive pressure mode through a burner, high-temperature flue gas exchanges heat in a combustion chamber in a radiation mode, then enters a threaded smoke pipe for heat exchange, finally is discharged through a back combustion chamber and a chimney, and therefore the flue gas is subjected to full heat exchange. The flow blocking sheets are inserted in the threaded smoke tube, so that the smoke discharge speed is slowed down, the heat exchange is enhanced, the heat generated by fuel combustion is guaranteed to heat the water of the boiler to the greatest extent, and the heat efficiency of the boiler is greatly improved.

Description

Domestic boiler

Technical Field

The utility model relates to the technical field of boilers, in particular to a life boiler.

Background

The boiler uses fuel gas as fuel, heats water through combustion of a gas burner, and when the water temperature reaches a set temperature, the burner stops working, the boiler enters an automatic heat-preserving state, and a user can continuously receive pure boiled water from a boiled water outlet. The gas water boiler can also be connected with the heat preservation water tank to meet the water boiling requirement of the concentrated water supply unit.

Patent publication No. CN108224769 discloses an energy-saving and environment-friendly gas boiler. The utility model relates to an energy-saving environment-friendly gas boiler, which comprises a gas burner, a boiler barrel, a chimney and the like, and is characterized in that: the energy-saving environment-friendly gas boiler consists of a plurality of boiler barrels which are sequentially overlapped from bottom to top, a smoke collecting chamber is arranged between the upper boiler barrel and the lower boiler barrel, and a total smoke collecting chamber communicated with the total smoke barrel is arranged at the upper part of the top boiler barrel. The utility model adopts a multi-drum structure, thereby simplifying the production process, reducing the production cost and realizing the controllability of the temperature of the discharged flue gas.

According to the technical scheme, the production process is simplified, the production cost is reduced, the controllability of the temperature of the discharged flue gas is realized, but the flow speed of the flue gas is too high when the flue gas is conveyed in a pipeline, and sufficient heat exchange cannot be performed, so that the heat generated by fuel combustion cannot heat furnace water to the greatest extent, the thermal efficiency of a boiler is reduced, the water temperature and the liquid level of the boiler cannot be monitored in real time, and long-term use is inconvenient.

Disclosure of Invention

The utility model aims to provide a life boiler, which solves the problems that the flow speed of flue gas in the prior art is too high when the flue gas is conveyed in a pipeline, and sufficient heat exchange cannot be performed, so that heat generated by fuel combustion cannot heat boiler water to the greatest extent, the heat efficiency of the boiler is reduced, and the water temperature and the liquid level of the boiler cannot be monitored in real time.

In order to achieve the above purpose, the utility model provides a life boiler, which comprises a boiler body, wherein one side of the boiler body is provided with a water inlet pipe, the other side of the boiler body is provided with a water outlet pipe, the outside of the lower part of the boiler body is provided with a burner, the inside of the lower part of the boiler body is provided with a combustion chamber, one side of the combustion chamber is connected with the output end of the burner, the top of the combustion chamber is connected with a threaded smoke pipe, the threaded smoke pipe is formed by uniformly and vertically distributing a plurality of straight pipes and is in a cylindrical structure as a whole, the inside of the threaded smoke pipe is provided with a plurality of flow blocking sheets, the top of the threaded smoke pipe is connected with a backfire chamber, the top of the backfire chamber is provided with a chimney, and the outside of the threaded smoke pipe in the boiler body is provided with a ring-shaped heating medium bin.

Preferably, the height of the water outlet pipe is higher than that of the water inlet pipe.

Preferably, the liquid level meter is arranged on the outer wall of the upper part of the furnace body, the thermometer and the fire observation tube are arranged on the outer wall of the lower part of the furnace body, and one end of the fire observation tube extends into the combustion chamber.

Preferably, an electric cabinet is arranged on the front surface of the furnace body.

Preferably, a drain pipe is arranged at the bottom of one side of the furnace body, and an atmosphere communicating pipe is arranged at the top of the furnace body.

Preferably, an insulating layer is arranged on the inner wall of the furnace body.

Preferably, a water level electrode tube is arranged at the top of the furnace body, and a water temperature probe tube is arranged at the position, close to the electric cabinet, of the outer wall of the furnace body.

Compared with the prior art, the utility model has the beneficial effects that:

1. in the life boiler, fuel is burnt in a boiler liner in a micro positive pressure mode through a burner, high-temperature flue gas exchanges heat in a combustion chamber in a radiation mode, then enters a threaded smoke pipe for heat exchange, finally is discharged through a back combustion chamber and a chimney, and therefore the flue gas is subjected to full heat exchange.

2. In the life boiler, the flow blocking sheets are inserted in the threaded smoke pipe, so that the smoke discharge speed is slowed down, the heat exchange is enhanced, the heat generated by fuel combustion is ensured to heat the boiler water to the greatest extent, and the heat efficiency of the boiler is greatly improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

fig. 3 is a schematic structural view of a threaded smoke pipe according to the present utility model.

The meaning of each reference sign in the figure is:

1. a furnace body; 11. a water inlet pipe; 12. a water outlet pipe; 13. a liquid level gauge; 14. an electric control box; 15. a thermometer; 16. a fire observation tube; 17. a blow-down pipe; 18. a heat preservation layer; 19. a water level electrode tube; 110. an atmosphere communicating pipe; 111. a water temperature probe tube; 2. a chimney; 3. a burner; 4. a combustion chamber; 5. a heating medium bin; 6. a threaded smoke tube; 61. a flow blocking piece; 7. and (5) a flashback chamber.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a living boiler, as shown in figures 1-3, comprising a boiler body 1, wherein a boiler liner of the boiler body 1 adopts a large interlayer water jacket, the boiler water capacity is large, sufficient boiled water can be provided, one side of the boiler body 1 is provided with a water inlet pipe 11 for cold water to enter, the other side of the boiler body 1 is provided with a water outlet pipe 12 for hot water to be discharged, the lower outer part of the boiler body 1 is provided with a burner 3 for burning fuel, the burner 3 adopts an electronic pulse igniter, is controlled by an electromagnetic valve, is convenient and time-saving, can be pressed by fingers, has high safety, can not cause safety accidents due to accidental flameout, once the flameout state occurs, an electric cabinet 14 can timely close the electromagnetic valve to shut off a fuel gas passage, the lower inner part of the boiler body 1 is provided with a combustion chamber 4 for burning the fuel, one side of the combustion chamber 4 is connected with the output end of the burner 3, the top of combustion chamber 4 is connected with screw thread tobacco pipe 6 for high temperature flue gas rises, screw thread tobacco pipe 6 is vertical evenly distributed for many straight tubes, wholly be the cylinder structure, screw thread tobacco pipe 6's internally mounted has a plurality of spoilers 61 for slow down flue gas discharge rate, strengthen the heat transfer, guarantee the heat that fuel combustion produced and heat the furthest heating furnace water, great improvement the thermal efficiency of boiler, screw thread tobacco pipe 6's top is connected with back combustion chamber 7, chimney 2 is installed at back combustion chamber 7's top for carry out the flue gas discharge after the heat transfer, the inside of furnace body 1 is located screw thread tobacco pipe 6 outside and is provided with round annular heating medium storehouse 5, carry out abundant heat transfer through the water in the heating medium storehouse 5 and the outer wall of screw thread tobacco pipe 6, heat the temperature, thereby be convenient for carry out life and use.

In this embodiment, the height of the outlet pipe 12 is higher than the height of the inlet pipe 11.

Specifically, the liquid level gauge 13 is installed to the upper portion outer wall of furnace body 1, and visual display boiler water level position, boiler water level is at a glance clear, and thermometer 15 and fire observation tube 16 are installed to the lower part outer wall of furnace body 1, and fire observation tube 16's one end stretches into in the combustion chamber 4, carries out temperature monitoring through thermometer 15, carries out the monitoring of burning through fire observation tube 16.

Further, an electric cabinet 14 is installed on the front surface of the furnace body 1 for controlling the operation of the boiler.

Further, a drain pipe 17 is installed at the bottom of one side of the furnace body 1 for draining, and an atmosphere communicating pipe 110 is installed at the top of the furnace body 1 for communicating with the atmosphere, so that the internal air pressure is ensured to be normal.

It is worth noting that the boiler is provided with a leakage protector, namely, the leakage automatically cuts off the power supply, a water level alarm and a high temperature alarm, wherein the water level alarm is used for alarming when the water level is too low or too high, and the high temperature alarm is used for overheat protection, namely, when the water temperature of the boiler is too high to reach the alarming temperature, the burner 3 is automatically stopped and the alarm is sent out.

Further, the heat preservation layer 18 is arranged on the inner wall of the furnace body 1, and the heat preservation layer 18 is made of asbestos tile materials, so that a good heat preservation effect is achieved.

Further, the water level electrode tube 19 is installed at the top of furnace body 1, install the water level electrode stick in the water level electrode tube 19, monitor water temperature data through the water level electrode stick, and transmit for electric cabinet 14, thereby obtain furnace body 1 water level data, and control through electric cabinet 14, realize the moisturizing operation of furnace body 1, the outer wall of furnace body 1 is close to electric cabinet 14 department and installs temperature probe tube 111, install the temperature probe in the temperature probe tube 111, realize the monitoring of water level through the temperature probe, and then transmit water temperature data for electric cabinet 14, carry out the moisturizing operation according to the height of temperature, until reaching appointed water level.

When the life boiler is used, firstly, water supplementing operation is carried out to the inside of the boiler body 1 through the water inlet pipe 11, water supplementing is stopped when the water level reaches a high position through detection of the water level electrode rod, water supplementing is started when the water level is lower than a low position, the boiler starts to give an alarm when the water level is lower than an extremely low water level, a water temperature probe receives water temperature information and receives and displays the water temperature information through the electric control box 14, the burner 3 is controlled to stop heating through the electric control box 14 when the water temperature reaches a set upper limit, the burner 3 is controlled to start heating through the electric control box 14 when the water temperature is lower than a set lower limit temperature, and a leakage short circuit device is configured, and if a circuit fails, a power supply is automatically disconnected;

when the smoke rises, the smoke discharge speed is slowed down through the flow blocking sheet 61, heat exchange is enhanced, heat generated by fuel combustion is guaranteed to heat furnace water to the greatest extent, the heat efficiency of the boiler is greatly improved, the smoke subjected to full heat exchange enters the flashback chamber 7 for secondary combustion, the smoke is guaranteed to fully release heat, and finally the smoke is discharged through the chimney 2.

Finally, it should be noted that, in the embodiment, the water level electrode tube 19, the water temperature probe tube 111, etc., the electronic components in the above components are all universal standard components or components known to those skilled in the art, the structure and principle thereof are all known by those skilled in the art through technical manuals or known through routine experiment methods, at the idle position of the device, all the above electrical components are connected through wires, and the specific connection means should refer to the sequence of operation between the electrical components in the working principle to complete the electrical connection, which is known in the art.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. A life boiler, includes furnace body (1), its characterized in that: one side of furnace body (1) is provided with inlet tube (11), the opposite side of furnace body (1) is provided with outlet pipe (12), the below outside of furnace body (1) is provided with combustor (3), the below inside of furnace body (1) is provided with combustion chamber (4), one side of combustion chamber (4) is connected with the output of combustor (3), the top of combustion chamber (4) is connected with screw thread tobacco pipe (6), screw thread tobacco pipe (6) are vertical evenly distributed for many straight tubes, wholly are the cylinder structure, the internally mounted of screw thread tobacco pipe (6) has a plurality of flow blocking pieces (61), the top of screw thread tobacco pipe (6) is connected with back combustion chamber (7), chimney (2) are installed at the top of back combustion chamber (7), the inside that is located screw thread tobacco pipe (6) outside of furnace body (1) is provided with round annular heating medium storehouse (5).

2. A life boiler according to claim 1, characterized in that: the height of the water outlet pipe (12) is higher than that of the water inlet pipe (11).

3. A life boiler according to claim 1, characterized in that: the liquid level meter (13) is installed on the upper outer wall of the furnace body (1), the thermometer (15) and the fire observation tube (16) are installed on the lower outer wall of the furnace body (1), and one end of the fire observation tube (16) stretches into the combustion chamber (4).

4. A life boiler according to claim 1, characterized in that: an electric cabinet (14) is arranged on the front surface of the furnace body (1).

5. A life boiler according to claim 1, characterized in that: a blow-down pipe (17) is arranged at the bottom of one side of the furnace body (1), and an atmosphere communicating pipe (110) is arranged at the top of the furnace body (1).

6. A life boiler according to claim 1, characterized in that: an insulating layer (18) is arranged on the inner wall of the furnace body (1).

7. The life boiler according to claim 4, wherein: the top of furnace body (1) is installed water level electrode tube (19), the outer wall of furnace body (1) is close to electric cabinet (14) department and is installed temperature probe tube (111).