CN220567283U - Energy-saving environment-friendly natural gas low-nitrogen boiler - Google Patents
Energy-saving environment-friendly natural gas low-nitrogen boiler Download PDFInfo
- Publication number
- CN220567283U CN220567283U CN202322290706.3U CN202322290706U CN220567283U CN 220567283 U CN220567283 U CN 220567283U CN 202322290706 U CN202322290706 U CN 202322290706U CN 220567283 U CN220567283 U CN 220567283U
- Authority
- CN
- China
- Prior art keywords
- pipe
- flue gas
- flue
- energy
- natural gas
- 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.)
- Active
Links
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 42
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 239000003345 natural gas Substances 0.000 title claims abstract description 21
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 27
- 239000002918 waste heat Substances 0.000 claims abstract description 21
- 239000002699 waste material Substances 0.000 claims abstract description 18
- 239000000779 smoke Substances 0.000 claims description 15
- 239000000428 dust Substances 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 56
- 239000003546 flue gas Substances 0.000 abstract description 56
- 238000007789 sealing Methods 0.000 abstract description 9
- 239000002245 particle Substances 0.000 abstract description 8
- 239000007787 solid Substances 0.000 abstract description 8
- 238000007599 discharging Methods 0.000 abstract description 5
- 238000001914 filtration Methods 0.000 description 6
- 239000003500 flue dust Substances 0.000 description 5
- 230000005484 gravity Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model discloses an energy-saving environment-friendly natural gas low-nitrogen boiler, and relates to the technical field of boiler waste heat utilization. The utility model comprises a furnace body and a furnace cover, wherein the furnace cover is arranged on the upper surface of the furnace body, a waste heat cavity is arranged on the inner wall of the furnace body, a flue pipe is arranged in the waste heat cavity, the flue pipe is in a spiral pipe structure, the bottom end of the flue pipe extends out of the waste heat cavity, a guide pipe is connected between the top end of the flue pipe and the furnace cover, the bottom end of the flue pipe is connected with a discharge pipe, a sealing cover is arranged on the bottom end of the discharge pipe Zhou Cemian, a cold liquid cavity is arranged on the inner wall of the sealing cover, and a blower is arranged at one end of the discharge pipe. According to the utility model, the air blower is matched with the guide pipe to guide the flue gas generated by the boiler into the flue gas pipe, so that the waste heat of the flue gas is effectively utilized, and the energy waste caused by directly discharging the flue gas is avoided; the flue gas exhausted from the exhaust pipe is cooled through the cold liquid cavity, so that the influence of high-temperature flue gas on the operation of the blower is effectively avoided, solid particles can be condensed out of the cooled flue gas, and the flue gas can be effectively filtered.
Description
Technical Field
The utility model belongs to the technical field of boiler waste heat utilization, and particularly relates to an energy-saving and environment-friendly natural gas low-nitrogen boiler.
Background
The natural gas low-nitrogen boiler is an environment-friendly boiler which adopts natural gas as fuel and has low-nitrogen combustion technology. The natural gas low-nitrogen boiler has the advantages of low pollution, high efficiency, energy saving, long service life, low maintenance cost and the like, is an energy-saving and environment-friendly boiler product, and is widely applied to the industrial, commercial and civil fields.
The utility model discloses a boiler flue gas treatment device in Chinese patent publication No. CN213146603U, which comprises a fixed support, a treatment barrel body, a sealing cover plate, a filter element, a mounting frame, a circulating frame, an air inlet pipeline and an exhaust pipeline, wherein the opening of the treatment barrel body is arranged on the fixed support upwards, the sealing cover plate is hinged to the treatment barrel body, the filter element is uniformly arranged at the lower end of the treatment barrel body, the mounting frame is used for limiting the filter element, the circulating frame is arranged at the upper middle part of an inner cavity of the treatment barrel body, the air inlet pipeline is communicated with the circulating frame, and the exhaust pipeline is arranged at one side of the lower end of the treatment barrel body. According to the boiler flue gas treatment device, the flue gas is introduced into the inner cavity of the treatment barrel body through the air inlet pipeline, the flue gas is conveniently circulated through the circulation frame, the flue gas is filtered through the filter element, and the treated flue gas is discharged through the exhaust pipeline.
With respect to the related art in the above, the inventors consider that there are the following drawbacks: the existing boiler smoke emission is only to filter the smoke, and the residual heat of the smoke is not effectively utilized; therefore, an energy-saving and environment-friendly natural gas low-nitrogen boiler is provided.
Disclosure of Invention
The utility model aims to provide an energy-saving and environment-friendly natural gas low-nitrogen boiler, which solves the problems that the existing boiler smoke emission is only in alignment for filtering treatment and the waste heat of the smoke is not effectively utilized.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to an energy-saving and environment-friendly natural gas low-nitrogen boiler, which comprises a boiler body and a boiler cover, wherein the boiler cover is arranged on the upper surface of the boiler body, a waste heat cavity is formed in the inner wall of the boiler body, a flue pipe is arranged in the waste heat cavity, the bottom end of the flue pipe extends out of the waste heat cavity and is in a spiral pipe structure, a guide pipe is connected between the top end of the flue pipe and the boiler cover, the bottom end of the flue pipe is connected with a discharge pipe, a sealing cover is arranged on the discharge pipe Zhou Cemian, a cold liquid cavity is formed in the inner wall of the sealing cover, and a blower is arranged at one end of the discharge pipe.
The flue gas generated by the boiler can be led into the flue gas pipe through the working of the blower and the cooperation of the guide pipe, the flue gas pipe is wound around the periphery of the furnace body, the temperature generated by the flue gas can be effectively transferred into the furnace body, the periphery of the furnace body is ensured to be in a high-temperature state, the flue gas waste heat is effectively utilized, and the energy waste caused by directly discharging the flue gas is avoided; the flue gas exhausted from the exhaust pipe is cooled through the cold liquid cavity, so that the influence of high-temperature flue gas on the operation of the air blower is effectively avoided, solid particles can be condensed out of the cooled flue gas, and the flue gas can be effectively filtered by the cooperation of the filtering treatment device.
The peripheral side surface of the cold liquid cavity is respectively connected with a liquid inlet pipe and a liquid outlet pipe; through the external water source of the liquid inlet pipe, the inner wall of the cold liquid cavity can circulate cold liquid.
The bottom surface of the discharge pipe is provided with a waste bin, the position of the waste bin is matched with the discharge pipe, the front end surface of the waste bin is provided with a drawing groove, and a smoke dust hopper is arranged in the drawing groove; solid particles condensed on the inner wall of the flue gas pipe can slide down to the smoke dust hopper along with gravity, and the smoke dust can be cleaned and discharged through the drawing of the smoke dust hopper.
And a heat insulation pad is arranged between the waste bin and the furnace body.
The front end face of the smoke dust hopper is fixedly connected with a handle.
The upper surface of the furnace cover is fixedly connected with a connector, and one end of the guide pipe is connected with the connector.
The utility model has the following beneficial effects:
according to the utility model, the air blower is matched with the guide pipe to guide the flue gas generated by the boiler into the flue gas pipe, so that the temperature generated by the flue gas can be effectively transmitted into the furnace body, the waste heat of the flue gas is effectively utilized, and the energy waste caused by directly discharging the flue gas is avoided; the flue gas exhausted from the exhaust pipe is cooled through the cold liquid cavity, so that the influence of high-temperature flue gas on the operation of the air blower is effectively avoided, solid particles can be condensed out of the cooled flue gas, and the flue gas can be effectively filtered by the cooperation of the filtering treatment device.
Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an isometric side structure of an energy-saving and environment-friendly natural gas low-nitrogen boiler;
FIG. 2 is a schematic top view of an energy-saving and environment-friendly natural gas low-nitrogen boiler;
FIG. 3 is a schematic view of the cross-sectional structure A-A in FIG. 2;
FIG. 4 is an enlarged partial view of portion B of FIG. 3;
FIG. 5 is a schematic view of the right side three-dimensional structure of an energy-saving and environment-friendly natural gas low-nitrogen boiler.
In the drawings, the list of components represented by the various numbers is as follows: 1. a furnace body; 2. a furnace cover; 3. a waste heat cavity; 4. a flue pipe; 5. a connector; 6. a conduit; 7. a discharge pipe; 8. a blower; 9. a sealing cover; 10. a cold liquid cavity; 11. a waste bin; 12. a drawing groove; 13. a smoke dust hopper; 14. a handle; 15. a liquid inlet pipe; 16. a liquid outlet pipe; 17. and a heat insulation pad.
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.
In the description of the present utility model, it should be understood that the terms "upper," "middle," "outer," "inner," and the like indicate an orientation or a positional relationship, and are merely for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1-5, the utility model discloses an energy-saving and environment-friendly natural gas low-nitrogen boiler, which comprises a boiler body 1 and a boiler cover 2, wherein the boiler cover 2 is arranged on the upper surface of the boiler body 1, a waste heat cavity 3 is formed in the inner wall of the boiler body 1, a flue pipe 4 is arranged in the waste heat cavity 3, the flue pipe 4 is in a spiral pipe structure, the bottom end of the flue pipe 4 extends out of the waste heat cavity 3, a conduit 6 is connected between the top end of the flue pipe 4 and the boiler cover 2, the bottom end of the flue pipe 4 is connected with a discharge pipe 7, a sealing cover 9 is arranged on the peripheral side surface of the discharge pipe 7, a cold liquid cavity 10 is formed in the inner wall of the sealing cover 9, and a blower 8 is arranged at one end of the discharge pipe 7.
The air blower 8 works, the flue gas generated by the boiler can be led into the flue gas pipe 4 by the cooperation of the guide pipe 6, the flue gas pipe 4 surrounds the periphery of the furnace body 1, the temperature generated by the flue gas can be effectively transferred into the furnace body 1, the periphery of the furnace body 1 is ensured to be in a high-temperature state, the flue gas waste heat is effectively utilized, and the energy waste caused by directly discharging the flue gas is avoided; the flue gas exhausted from the exhaust pipe 7 is cooled through the cold liquid cavity 10, so that the influence of high-temperature flue gas on the operation of the air blower 8 is effectively avoided, solid particles can be condensed out of the cooled flue gas, and the flue gas can be effectively filtered by matching with the filtering treatment device.
The side surface of the periphery of the cold liquid cavity 10 is respectively connected with a liquid inlet pipe 15 and a liquid outlet pipe 16; the cold liquid can circulate through the inner wall of the cold liquid cavity 10 by supplying water to the liquid inlet pipe 15 from outside.
The bottom surface of the discharge pipe 7 is provided with a waste bin 11, the position of the waste bin 11 is adapted to the discharge pipe 7, the front end surface of the waste bin 11 is provided with a drawing groove 12, and a smoke dust hopper 13 is arranged in the drawing groove 12; solid particles condensed on the inner wall of the flue pipe 4 can slide down to the flue dust hopper 13 along with gravity, and the flue dust can be cleaned and discharged by drawing the flue dust hopper 13.
A heat insulation pad 17 is arranged between the waste bin 11 and the furnace body 1.
The front end face of the smoke dust hopper 13 is fixedly connected with a handle 14.
The upper surface of the furnace cover 2 is fixedly connected with a connector 5, and one end of a conduit 6 is connected with the connector 5.
The embodiment as shown in fig. 1-5 is a use method of an energy-saving and environment-friendly natural gas low-nitrogen boiler: the air blower 8 works, the air outlet end of the air blower 8 is provided with the flue gas treatment device for filtering the flue gas, the flue gas generated by the boiler can be guided into the flue gas pipe 4 by the cooperation of the guide pipe 6, the flue gas pipe 4 surrounds the periphery of the furnace body 1, the temperature generated by the flue gas can be effectively transmitted to the inside of the furnace body 1, the periphery of the furnace body 1 is ensured to be in a high-temperature state, the flue gas waste heat is effectively utilized, and the energy waste caused by directly discharging the flue gas is avoided; the flue gas exhausted by the exhaust pipe 7 is cooled through the cold liquid cavity 10, so that the influence of high-temperature flue gas on the operation of the air blower 8 is effectively avoided, solid particles can be condensed out of the cooled flue gas, and the flue gas is effectively filtered by matching with the filtering treatment device; solid particles condensed on the inner wall of the flue pipe 4 can slide down to the flue dust hopper 13 along with gravity, and the flue dust hopper 13 can be pulled to clean and discharge ash through the handle 14.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (6)
1. The utility model provides an energy-concerving and environment-protective natural gas low nitrogen boiler, includes furnace body (1) and bell (2), and bell (2) are installed in furnace body (1) upper surface, its characterized in that: waste heat chamber (3) have been seted up to furnace body (1) inner wall, waste heat chamber (3) internally mounted has flue pipe (4), flue pipe (4) are spiral tube structure, flue pipe (4) bottom is stretched out by waste heat chamber (3), be connected with pipe (6) between flue pipe (4) top and bell (2), flue pipe (4) bottom is connected with exhaust pipe (7), sealed cowling (9) are installed to exhaust pipe (7) Zhou Cemian, cold liquid chamber (10) have been seted up to sealed cowling (9) inner wall, air-blower (8) are installed to exhaust pipe (7) one end.
2. The energy-saving and environment-friendly natural gas low-nitrogen boiler according to claim 1 is characterized in that a liquid inlet pipe (15) and a liquid outlet pipe (16) are respectively connected to the peripheral side surface of the cold liquid cavity (10).
3. The energy-saving and environment-friendly natural gas low-nitrogen boiler according to claim 1, wherein a waste bin (11) is mounted on the bottom surface of the discharge pipe (7), the position of the waste bin (11) is matched with that of the discharge pipe (7), a drawing groove (12) is formed in the front end surface of the waste bin (11), and a smoke dust hopper (13) is mounted in the drawing groove (12).
4. An energy-saving and environment-friendly natural gas low-nitrogen boiler according to claim 3, wherein a heat insulation pad (17) is arranged between the waste bin (11) and the boiler body (1).
5. The energy-saving and environment-friendly natural gas low-nitrogen boiler according to claim 3, wherein a handle (14) is fixedly connected to the front end surface of the smoke hopper (13).
6. The energy-saving and environment-friendly natural gas low-nitrogen boiler according to claim 1, wherein the upper surface of the furnace cover (2) is fixedly connected with a connector (5), and one end of a guide pipe (6) is connected with the connector (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322290706.3U CN220567283U (en) | 2023-08-25 | 2023-08-25 | Energy-saving environment-friendly natural gas low-nitrogen boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322290706.3U CN220567283U (en) | 2023-08-25 | 2023-08-25 | Energy-saving environment-friendly natural gas low-nitrogen boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220567283U true CN220567283U (en) | 2024-03-08 |
Family
ID=90102910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322290706.3U Active CN220567283U (en) | 2023-08-25 | 2023-08-25 | Energy-saving environment-friendly natural gas low-nitrogen boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220567283U (en) |
-
2023
- 2023-08-25 CN CN202322290706.3U patent/CN220567283U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220567283U (en) | Energy-saving environment-friendly natural gas low-nitrogen boiler | |
| CN102410757A (en) | Heat exchanger for textile fabric setting machine | |
| CN205537236U (en) | Dust removal heat transfer integral type energy -saving appliance | |
| CN213237978U (en) | Energy-saving and environment-friendly boiler with waste heat recovery device | |
| CN212030256U (en) | Energy-saving type melting furnace waste heat exchanger | |
| CN209197132U (en) | A kind of assisted and strengthened heat transfer boiler of pulsating burning ultrasonic wave | |
| CN209431895U (en) | A kind of kiln with heat-recoverable function | |
| CN207936038U (en) | A kind of concatermer steam generation facility | |
| CN208839233U (en) | Tail gas filter at a kind of burning boiler smoke exhaust pipe | |
| CN220793170U (en) | Flue gas waste heat recovery device of natural gas boiler | |
| CN202329303U (en) | Heat exchanger for textile fabric setting machine | |
| CN207741097U (en) | A kind of Cremation Machine flue gas cooling device | |
| CN111879153A (en) | Corrugated pipe energy saver suitable for smoking furnace | |
| CN220771158U (en) | Boiler waste heat recovery device | |
| CN204829984U (en) | High -efficient rapid cooling jar | |
| CN219222454U (en) | Ash cleaner for horizontal air preheater | |
| CN218249129U (en) | Industry RTO waste gas treatment equipment | |
| CN215892430U (en) | Coal-electricity combustion-supporting air preheating and blasting equipment | |
| CN215892415U (en) | Low-smoke-discharging-temperature energy-saving system | |
| CN108786311A (en) | Tail gas filter at a kind of burning boiler smoke exhaust pipe | |
| CN219624087U (en) | Boiler smoke purifying device | |
| CN220736735U (en) | Recovery equipment of steam waste heat boiler | |
| CN220669779U (en) | Exhaust-heat boiler that possesses flow monitoring function | |
| CN216308649U (en) | Novel oven flue gas waste heat recovery device | |
| CN215441279U (en) | Energy-saving asphalt tank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |