CN210486063U

CN210486063U - Modularized boiler

Info

Publication number: CN210486063U
Application number: CN201921143904.4U
Authority: CN
Inventors: 胡光
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-21
Filing date: 2019-07-21
Publication date: 2020-05-08
Anticipated expiration: 2029-07-21

Abstract

The technology provides a modular boiler which can be disassembled and replaced at will and has low use and maintenance cost. The device comprises a base, a bin for containing fuel, a feeding system for feeding the fuel into a combustion chamber, the combustion chamber in which the fuel is combusted to generate high-temperature flue gas, a heat exchange cabinet with a flue gas channel, and a heat exchange core for exchanging heat with the high-temperature flue gas passing through the flue gas channel, wherein the combustion chamber is integrated with the heat exchange cabinet, and the top of the combustion chamber is communicated with the bottom of the heat exchange cabinet; one end of the feeding system is detachably connected to the periphery of a discharge port at the bottom of the storage bin, and the other end of the feeding system is detachably connected to the side part of the combustion chamber; the heat exchange core is detachably connected to the heat exchange cabinet; the combustion chamber is detachably connected to the base.

Description

Modularized boiler

Technical Field

The technology relates to a boiler, in particular to a biomass modular boiler taking biomass as fuel.

Background

The existing biomass boiler generally comprises a storage bin for containing fuel, a feeding system for feeding the fuel into a combustion chamber, an ignition system for igniting the fuel in the combustion chamber, a blast system for feeding combustion-supporting air into the combustion chamber, the combustion chamber in which the fuel is combusted to generate high-temperature flue gas, a heat exchange cabinet with a flue gas channel, and a heat exchange core for exchanging heat with the high-temperature flue gas passing through the flue gas channel, wherein all the components are fixedly connected together by welding. If one part is damaged, the boiler needs to be integrally replaced, the cost is equivalent to buying a new boiler, and the economy is poor.

Disclosure of Invention

The technical purpose is to provide a modularized boiler, wherein each part can be freely detached and replaced, and the use and maintenance cost is low.

The modularized boiler comprises a base, a bin for containing fuel, a feeding system for feeding the fuel into a combustion chamber, the combustion chamber in which the fuel is combusted to generate high-temperature flue gas, a heat exchange cabinet with a flue gas channel, and a heat exchange core for exchanging heat with the high-temperature flue gas passing through the flue gas channel, wherein the combustion chamber is integrated with the heat exchange cabinet, and the top of the combustion chamber is communicated with the bottom of the heat exchange cabinet; one end of the feeding system is detachably connected to the periphery of a discharge port at the bottom of the storage bin, and the other end of the feeding system is detachably connected to the side part of the combustion chamber; the heat exchange core is detachably connected to the heat exchange cabinet; the combustion chamber is detachably connected to the base.

The modular boiler is characterized in that the air blowing system for feeding combustion-supporting air into the combustion chamber is communicated with the combustion chamber through the blast port detachably connected to the side part of the combustion chamber.

In the modular boiler, the ignition system for igniting the fuel in the combustion chamber is detachably connected to the side part of the combustion chamber;

according to the modular boiler, the cabinet door capable of being opened or closed is arranged on the cabinet wall of the heat exchange cabinet, and the cabinet door is used for closing and cleaning the replacing opening when being closed; the heat exchange core is put into the heat exchange cabinet or taken out of the heat exchange cabinet through the cleaning and replacing port; the wall of the heat exchange cabinet opposite to the wall of the cabinet with the cleaning and replacing opening is provided with a water inlet pipe hole and a water outlet pipe hole; the heat exchange core is internally provided with a water flow channel, and a water inlet pipe and a water outlet pipe which are communicated with two ends of the water flow channel penetrate through a water inlet pipe hole and a water outlet pipe hole.

In the above modular boiler, the cross section of the combustion chamber is circular, square or arched.

In the modular boiler, the feeding system and the ignition system are positioned on the same side of the combustion chamber; and the other side of the combustion chamber opposite to the feeding system is detachably connected with a furnace door.

The heat exchange cabinet of the modular boiler is a vertical heat exchange cabinet, the heat exchange core is detachably connected to the upper portion of the heat exchange cabinet, and the upper portion of the heat exchange cabinet is provided with the smoke outlet.

The beneficial effect of this technique: the storage bin, the feeding system, the ignition system and the blast nozzle can be detachably connected to the combustion chamber, the storage bin, the feeding system, the ignition system, the blast system and the like can be randomly detached and replaced, the boiler is particularly convenient to damage or maintain, and the whole boiler cannot be replaced due to the damage of one part.

The integrated combustion chamber and the heat exchange cabinet are also detachably connected on the base and can be replaced.

The cleaning and replacing port is opened to timely clean dust accumulated in the flue gas channel, so that the boiler is always in a high-efficiency heat exchange state, and the damaged heat exchange core can be taken down from the cleaning and replacing port to be replaced.

The fuel slag in the combustion chamber can be cleaned in time by opening the furnace door.

Overall, the maintenance and operation cost of the boiler can be greatly reduced, the economical efficiency is good, and the method is suitable for popularization.

Drawings

FIG. 1 is a front view of a modular boiler.

Fig. 2 is a left side view of the modular boiler.

Fig. 3 is a right side view of the modular boiler.

FIG. 4 is a rear view of the modular boiler.

Fig. 5 is a schematic view of a silo or the like.

Fig. 6 is a schematic view of a feed system and the like.

Fig. 7 is a schematic diagram of an ignition system and the like.

Fig. 8 is a schematic view of a combustion chamber, heat exchange cabinet, etc.

Fig. 9 is a schematic view of a base or the like.

FIG. 10 is a schematic view of a circular cross-section of a combustion chamber.

FIG. 11 is a schematic view of a dome-shaped cross-section of a combustion chamber.

In the figure, 1, a stock bin; 2. A feed system; 3. an ignition system; 4. a combustion chamber; 5. a heat exchange cabinet; 6. a heat exchange core; 6-1, a water inlet pipe; 6-2 water outlet pipes; 7. A cabinet door; 8. a furnace door; 9. a base; 10. a smoke outlet; 11. a tuyere; 12. a first bolt; 24. a second bolt; 34. a third bolt; 114. a fourth bolt; 49. and a fifth bolt.

Detailed Description

Referring to fig. 1-4, the modular boiler comprises a base 9, a bin 1 for containing fuel, an auger type feeding system 2 for feeding the fuel into a combustion chamber, an ignition system 3 for igniting the fuel in the combustion chamber, a blowing system for feeding combustion-supporting air into the combustion chamber, the combustion chamber 4 in which the fuel is combusted to generate high-temperature flue gas, a vertical heat exchange cabinet 5 having a flue gas channel, and a heat exchange core 6 for exchanging heat with the high-temperature flue gas passing through the flue gas channel.

The combustion chamber is integrated with the heat exchange cabinet, and the top of the combustion chamber is communicated with the bottom of the heat exchange cabinet; the top of the heat exchange cabinet is provided with a smoke outlet 10.

One end of the feeding system 2 is detachably connected to the periphery of a discharge port at the bottom of the storage bin 1 through a first bolt 12, and the other end of the feeding system is detachably connected to the side part of the combustion chamber 4 through a second bolt 24; the ignition system 3 is detachably connected to the side part of the combustion chamber 4 through a third bolt 34; the heat exchange core is detachably connected to the heat exchange cabinet.

The blowing system for feeding combustion air into the combustion chamber communicates with the combustion chamber through the tuyere 11 attached to the side of the combustion chamber by the fourth bolt 114.

A cleaning and replacing opening is formed in the wall of one side of the heat exchange cabinet 5, and a cabinet door 7 for sealing the cleaning and replacing opening is detachably connected to the wall of the heat exchange cabinet through a bolt; the upper and lower heat exchange cores 6 are put into the heat exchange cabinet or taken out of the heat exchange cabinet through a cleaning and replacing port; a water inlet pipe hole and a water outlet pipe hole are formed in the other side cabinet wall of the heat exchange cabinet opposite to the cabinet wall provided with the cleaning and replacing opening; the heat exchange core is internally provided with a water flow channel, and a water inlet pipe 6-1 and a water outlet pipe 6-2 which are communicated with the two ends of the water flow channel penetrate through a water inlet pipe hole and a water outlet pipe hole.

The cross section of the combustion chamber is round, square or arched, and the top of the combustion chamber is provided with a flue gas inlet communicated with the bottom of the heat exchange cabinet. The bottom of the combustion chamber 4 is detachably attached to the base 9 by a fifth bolt 49.

The feeding system, the ignition system and the blast nozzle are all positioned on the same side of the combustion chamber; on the other side of the combustion chamber opposite the feeding system, a furnace door 8 is detachably connected by means of bolts.

Claims

1. The utility model provides a modularization boiler, includes the base, holds the feed bin of fuel, send into the charge-in system of combustion chamber, fuel combustion production high temperature flue gas's combustion chamber, have flue gas channel's heat exchange cabinet, be used for and carry out the heat transfer core of heat transfer with the high temperature flue gas through flue gas channel, characterized by with fuel: the combustion chamber is integrated with the heat exchange cabinet, and the top of the combustion chamber is communicated with the bottom of the heat exchange cabinet; one end of the feeding system is detachably connected to the periphery of a discharge port at the bottom of the storage bin, and the other end of the feeding system is detachably connected to the side part of the combustion chamber; the heat exchange core is detachably connected to the heat exchange cabinet; the combustion chamber is detachably connected to the base.

2. A modular boiler as claimed in claim 1, wherein: and the blast system for feeding combustion-supporting air into the combustion chamber is communicated with the combustion chamber through a blast port detachably connected to the side part of the combustion chamber.

3. A modular boiler as claimed in claim 1, wherein: an ignition system for igniting fuel in the combustion chamber is removably attached to the side of the combustion chamber.

4. A modular boiler as claimed in claim 1, wherein: the cabinet wall of the heat exchange cabinet is provided with a cabinet door which can be opened or closed, and the cabinet door is used for sealing, cleaning and replacing the opening when being closed; the heat exchange core is put into the heat exchange cabinet or taken out of the heat exchange cabinet through the cleaning and replacing port; the wall of the heat exchange cabinet opposite to the wall of the cabinet with the cleaning and replacing opening is provided with a water inlet pipe hole and a water outlet pipe hole; the heat exchange core is internally provided with a water flow channel, and a water inlet pipe and a water outlet pipe which are communicated with two ends of the water flow channel penetrate through a water inlet pipe hole and a water outlet pipe hole.

5. A modular boiler as claimed in claim 1, wherein: the cross section of the combustion chamber is circular, square or arched.

6. A modular boiler as claimed in claim 1, wherein: the feeding system and the ignition system are positioned on the same side of the combustion chamber; and the other side of the combustion chamber opposite to the feeding system is detachably connected with a furnace door.

7. A modular boiler as claimed in claim 1, wherein: the heat exchange cabinet is a vertical heat exchange cabinet, the heat exchange core is detachably connected to the upper part of the heat exchange cabinet, and the upper part of the heat exchange cabinet is provided with a smoke outlet.