CN117469807A - Module combined type hot water boiler - Google Patents
Module combined type hot water boiler Download PDFInfo
- Publication number
- CN117469807A CN117469807A CN202311379774.5A CN202311379774A CN117469807A CN 117469807 A CN117469807 A CN 117469807A CN 202311379774 A CN202311379774 A CN 202311379774A CN 117469807 A CN117469807 A CN 117469807A
- Authority
- CN
- China
- Prior art keywords
- hearth
- energy
- boiler
- collecting box
- header
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 238000010438 heat treatment Methods 0.000 claims abstract description 27
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000003546 flue gas Substances 0.000 claims abstract description 12
- 230000000712 assembly Effects 0.000 claims abstract description 8
- 238000000429 assembly Methods 0.000 claims abstract description 8
- 239000012528 membrane Substances 0.000 claims description 19
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 239000000446 fuel Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/10—Water tubes; Accessories therefor
- F22B37/104—Connection of tubes one with the other or with collectors, drums or distributors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/22—Drums; Headers; Accessories therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/14—Arrangements for connecting different sections, e.g. in water heaters
Abstract
The invention relates to a modular combined type hot water boiler, which comprises a plurality of boiler body assemblies and energy-saving devices, wherein the boiler body assemblies are transversely combined side by side, each boiler body assembly corresponds to each energy-saving device one by one, water inlets of a plurality of energy-saving devices are communicated through an inlet collecting box, water outlets of a plurality of energy-saving devices are communicated through an energy-saving device outlet collecting box, boiler backwater enters the inlet collecting box, is distributed into each energy-saving device through the inlet collecting box, absorbs heat in tail flue gas, is heated and enters the energy-saving device outlet collecting box; the water in the energy-saving device outlet collecting header is respectively introduced into the convection heating surface through the communicating pipe II; the water is further heated on the convection heating surface, is introduced into the hearth through the communicating pipe I, is heated to a set temperature in the hearth, is collected by the outlet collecting box and is supplied to the outside. The boiler of the invention is composed of relatively independent modules, and can be combined into boilers with different powers according to the number of the modules, thereby being convenient to install and convenient to adjust load.
Description
Technical Field
The invention relates to the technical field of boilers, in particular to a module combined type hot water boiler.
Background
A boiler is an energy conversion device, which is a device that converts chemical energy into thermal energy. It is a device that generates steam or hot water by using various fuels such as oil or gas and generating heat through combustion. The oil and gas fuel is easy to be transported and used, has high heat value and environmental protection, and is greatly popularized in the application of boiler fuel. The large-scale oil-gas boiler cannot be integrally assembled due to the limitation of transportation conditions, and the conventional large-scale oil-gas boiler generally adopts a bulk form and mainly has the following defects:
1. the overall dimension is great, and spare part must the bulk cargo.
2. And the welding assembly is carried out on a construction site, so that the installation period is long.
3. Low load operation is more limited and less capable.
Disclosure of Invention
The invention aims to overcome the defects and provide the module combined type hot water boiler which is convenient to leave a factory and install and convenient to adjust load.
The purpose of the invention is realized in the following way:
a modular combined hot water boiler comprises a plurality of boiler body assemblies and energy-saving devices, wherein the boiler body assemblies are transversely combined side by side, each boiler body assembly corresponds to each energy-saving device one by one, water inlets of the energy-saving devices are communicated through an inlet collecting box, water outlets of the energy-saving devices are communicated through an energy-saving device outlet collecting box, boiler backwater enters the inlet collecting box, is distributed into each energy-saving device through the inlet collecting box, absorbs heat in tail flue gas, is heated, and enters the energy-saving device outlet collecting box; the water in the energy-saving device outlet collecting header is respectively introduced into the convection heating surface through the communicating pipe II; the water is further heated on the convection heating surface, is introduced into the hearth through the communicating pipe I, is heated to a set temperature in the hearth, is collected by the outlet collecting box and is supplied to the outside.
Preferably, the boiler body assembly consists of a hearth and a convection heating surface, the hearth, the convection heating surface and the energy economizer are sequentially and longitudinally arranged in a linear mode, and the energy economizer is connected with the boiler body assembly through a flue.
Preferably, the hearth comprises a left and right hearth membrane wall, a hearth upper and lower header, a hearth front membrane wall and a hearth front wall header, and the left and right hearth membrane wall, the hearth upper and lower header, the hearth front membrane wall and the hearth front wall header integrally form a sealing structure.
Preferably, the inlet collection header and the economizer outlet collection header are located above the economizer.
Preferably, the water outlets of the upper and lower headers of the hearth and the front wall header of the hearth are connected with an outlet collecting header, and the outlet collecting header is positioned above the boiler body assembly.
Preferably, the flue gas generated after the combustion of the burner sequentially passes through the hearth, the convection heating surface and the energy saver, and when passing through the convection heating surface, the flue gas passes through the flue pipe, and only one front-to-back flow path exists in the boiler.
The beneficial effects of the invention are as follows:
1. the boiler is composed of relatively independent modules, and the boiler with different power can be combined according to the number of the modules, so that the building block combination of a large boiler is realized;
2. the assembly leaves the factory, the installation period is short, and only the assembly is needed to be connected with each other at the construction site;
3. the modules can realize synchronous load adjustment and can also realize independent operation of each module.
Drawings
FIG. 1 is a top view of a large boiler assembled by the linear arrangement of water and fire tube structural modules of the present invention.
FIG. 2 is a side view of a large boiler assembled by the linear arrangement of the fire and water tube structural modules of the present invention.
Fig. 3 is a structural view of the furnace according to the present invention.
Fig. 4 is a diagram showing a convection heating surface structure of the present invention.
FIG. 5 is a flow chart of the steam-water system of the present invention.
Reference numerals in the drawings:
an outlet collection box 1; a boiler body assembly 2; a hearth 21; a hearth front membrane wall 211; a furnace front wall header 212; a furnace upper and lower header 213; left and right membrane walls 214 of the furnace; a convection heating surface 22; front and rear tube sheets 221; a smoke pipe 222; a pot shell 223; a communicating pipe I3; II 4; a flue 5; an economizer outlet header 6; an economizer 7; and an inlet collection box 8.
Description of the embodiments
Referring to fig. 1-4, the invention relates to a modular combined type hot water boiler, which comprises a plurality of boiler body assemblies and an economizer, wherein the boiler body assemblies are transversely combined side by side, each boiler body assembly corresponds to the corresponding economizer one by one, the boiler body assembly 2 consists of a hearth 21 and a convection heating surface 22, the boiler hearth 21, the convection heating surface 22 and the economizer 7 are sequentially and longitudinally and linearly arranged, the economizer 7 is connected with the boiler body assembly 2 by adopting a flue 5, a waterway between the hearth 21 and the convection heating surface 22 is communicated by a communicating pipe I3, and a waterway between the convection heating surface 22 and the economizer 7 is communicated by a communicating pipe II 4. The hearth 21 comprises a hearth left membrane wall 214, a hearth upper header 213, a hearth lower header 213, a hearth front membrane wall 211 and a hearth front wall header 212, the hearth upper header 213 comprises a hearth upper header and a hearth lower header, the hearth left membrane wall 214 and the hearth right membrane wall 214 are arranged between the hearth upper header and the hearth lower header, the hearth front wall header 212 comprises a hearth front wall header and a hearth front wall lower header, the hearth front membrane wall 211 is arranged between the hearth front wall header and the hearth front wall lower header, the hearth front membrane wall 211 is communicated with the hearth front wall header and the hearth front wall lower header, the hearth front wall header is communicated with the hearth upper header, and the hearth left membrane wall 214, the hearth upper header 213, the hearth front membrane wall 211 and the hearth front wall header 212 integrally form a sealing structure. The convection heating surface 22 comprises a pot shell 223, smoke tubes 222 and front and rear tube plates 221, the front and rear tube plates 221 are connected with the pot shell 223, and the smoke tubes 222 are connected with the front and rear tube plates of the 221.
The water inlets of the energy-saving devices 7 are communicated through the inlet collecting box 8, boiler backwater is distributed into the energy-saving devices 7 through the inlet collecting box 8, the water outlets of the energy-saving devices 7 are communicated through the energy-saving device outlet collecting box 6, one end of the communicating pipe II 4 is connected with the water inlet of the convection heating surface, the other end of the communicating pipe II is connected with the water outlet of the energy-saving device outlet collecting box 6, the convection heating surface is communicated with a waterway of the energy-saving device 7, the upper and lower hearth collecting boxes 213 are connected with the water outlet of the hearth front wall collecting box 212 to be connected with the outlet collecting box 1, and synchronous load adjustment of each module is achieved.
The inlet collecting box 8 and the energy-saving device outlet collecting box 6 are positioned above the energy-saving device, and the outlet collecting box 1 is positioned above the boiler body assembly, so that the side-by-side assembly of the boiler body assembly is not affected.
The smoke stream Cheng Ruxia of the present invention:
the flue gas generated after the combustion of the burner passes through the hearth 21, the convection heating surface 22 and the energy saver 7 in sequence, the temperature is reduced to about 90 ℃ and is discharged into the atmosphere, the flue gas passes through the flue pipe 222 when passing through the convection heating surface 22, and only one flow of the flue gas from front to back exists in the boiler.
The water flow path of the invention is as follows:
the boiler backwater enters an inlet collecting box 8, and is distributed into each energy saver 7 by the inlet collecting box 8, absorbs heat in tail flue gas, is heated and enters an energy saver outlet collecting box 6; the water in the energy-saving device outlet collecting header 6 is respectively led into the convection heating surface 22 through the communicating pipe II 4; the water is further heated on the convection heating surface 22, introduced into the furnace 21 through the communication pipe i 3, heated to a set temperature in the furnace 21, collected by the outlet collection header 1, and supplied to the outside as shown in fig. 5.
In addition to the above embodiments, the present invention also includes other embodiments, and all technical solutions that are formed by equivalent transformation or equivalent substitution should fall within the protection scope of the claims of the present invention.
Claims (6)
1. A modular combination type hot water boiler, characterized in that: the boiler comprises a plurality of boiler body assemblies and energy-saving devices, wherein the boiler body assemblies are transversely combined side by side, each boiler body assembly corresponds to each energy-saving device one by one, water inlets of the energy-saving devices are communicated through an inlet collecting box, water outlets of the energy-saving devices are communicated through an energy-saving device outlet collecting box, boiler backwater enters the inlet collecting box, and is distributed by the inlet collecting box to enter each energy-saving device to absorb heat in tail flue gas, so that the tail flue gas is heated and enters the energy-saving device outlet collecting box; the water in the energy-saving device outlet collecting header is respectively introduced into the convection heating surface through the communicating pipe II; the water is further heated on the convection heating surface, is introduced into the hearth through the communicating pipe I, is heated to a set temperature in the hearth, is collected by the outlet collecting box and is supplied to the outside.
2. A modular combination boiler according to claim 1, wherein: the boiler body assembly consists of a hearth and a convection heating surface, the hearth, the convection heating surface and the energy economizer are sequentially and longitudinally arranged in a linear mode, and the energy economizer is connected with the boiler body assembly through a flue.
3. A modular combination boiler according to claim 2, wherein: the hearth comprises a hearth left membrane wall, a hearth right membrane wall, a hearth upper header, a hearth lower header, a hearth front membrane wall and a hearth front wall header, and the hearth left membrane wall, the hearth upper header, the hearth lower header, the hearth front membrane wall and the hearth front wall header integrally form a sealing structure.
4. A modular combination boiler according to claim 3, wherein: the inlet collecting box and the energy-saving device outlet collecting box are positioned above the energy-saving device.
5. A modular combination boiler according to claim 4, wherein: the upper and lower headers of the hearth and the water outlet of the front wall header of the hearth are connected with an outlet collecting header which is positioned above the boiler body assembly.
6. A modular combination boiler according to claim 1, wherein: the flue gas generated after the combustion of the burner sequentially passes through the hearth, the convection heating surface and the energy saver, and when passing through the convection heating surface, the flue gas passes through the flue pipe, and only one flow path from front to back exists in the boiler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311379774.5A CN117469807A (en) | 2023-10-24 | 2023-10-24 | Module combined type hot water boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311379774.5A CN117469807A (en) | 2023-10-24 | 2023-10-24 | Module combined type hot water boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117469807A true CN117469807A (en) | 2024-01-30 |
Family
ID=89624846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311379774.5A Pending CN117469807A (en) | 2023-10-24 | 2023-10-24 | Module combined type hot water boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117469807A (en) |
-
2023
- 2023-10-24 CN CN202311379774.5A patent/CN117469807A/en active Pending
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