CN211345335U - Three-channel conveniently-cleaned heating surface of household garbage incineration waste heat boiler - Google Patents
Three-channel conveniently-cleaned heating surface of household garbage incineration waste heat boiler Download PDFInfo
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- CN211345335U CN211345335U CN201922332575.4U CN201922332575U CN211345335U CN 211345335 U CN211345335 U CN 211345335U CN 201922332575 U CN201922332575 U CN 201922332575U CN 211345335 U CN211345335 U CN 211345335U
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Abstract
The utility model discloses a three channels of domestic waste incineration exhaust-heat boiler are convenient for clear heating surface belongs to the boiler heating surface field. A three-channel heating surface convenient to clean for a household garbage incineration waste heat boiler comprises an upper header, a lower header and a three-channel body, wherein a water-cooling tube bundle is connected between the upper header and the lower header, the water-cooling tube bundle specifically adopts a coiled tube, and the three-channel body is also connected with a tube clamp matched with the water-cooling tube bundle; the three-channel body is connected with a supporting block and is also connected with an ash removal device; the utility model improves the cleanliness of the tube wall of the evaporation screen, maintains the heat exchange capacity of the evaporation screen for a long time, improves the boiler efficiency, and reduces the corrosion of the heated surface of the tail flue; the problem of the unable deashing of domestic waste incineration exhaust-heat boiler three-channel evaporation screen in service is solved, reduce the flue gas temperature and reduce the high temperature corrosion of rear portion heating surface, improve boiler efficiency and security.
Description
Technical Field
The utility model relates to a boiler receives hot side technical field, especially relates to a three channel clean-convenient heating surfaces of domestic waste burns exhaust-heat boiler.
Background
The evaporation screen in the three channels of the traditional household garbage incineration waste heat boiler adopts a multi-sheet membrane type water-cooling screen structure, accumulated dust of the evaporation screen can not be removed in the operation process, the accumulated dust is increased along with the increase of the operation time of the boiler, the heat exchange capacity of the evaporation screen is gradually reduced, the efficiency of the boiler is reduced, meanwhile, the temperature of flue gas is increased due to the reduction of the heat exchange capacity of the evaporation screen, and the high-temperature corrosion of the heating surface at the rear part of the.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problems existing in the prior art and providing a three-channel cleaning-convenient heating surface of a domestic waste incineration waste heat boiler.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a three-channel heating surface convenient to clean of a household garbage incineration waste heat boiler comprises an upper header, a lower header and a three-channel body, wherein the upper header and the lower header are arranged on the outer wall of the three-channel body, the upper header is connected to the ceiling of the three-channel body, and the lower header is connected to the rear wall of the three-channel body;
a water-cooling tube bundle is connected between the upper header and the lower header, the water-cooling tube bundle specifically adopts a coiled tube, and the three-channel body is also connected with a tube clamp matched with the water-cooling tube bundle and used for fixing the water-cooling tube bundle;
the three-channel body is connected with a supporting block for supporting the water-cooled tube bundle;
and the three-channel body is also connected with a dust removing device for removing accumulated dust on the pipe wall of the water cooling pipe bundle.
Preferably, the outer wall of the water cooling tube bundle is provided with fins, and the fins are welded with the supporting block.
Preferably, the pipe clamp mainly comprises a clamping plate, a groove matched with the water-cooled pipe bundle is formed in the clamping plate, two limiting blocks are connected to the inner wall of the three-channel body, and the clamping plate is connected between the two limiting blocks in a sliding mode.
Preferably, a spring is connected between the clamping plate and the inner wall of the three-channel body.
Preferably, the ash removal device comprises a through hole, a threaded sleeve, a threaded rod and a pipeline, wherein the through hole, the threaded sleeve, the threaded rod and the pipeline are arranged on the three-channel body, the threaded rod is in threaded connection with the threaded sleeve, the threaded sleeve is fixedly connected to the outer wall of the three-channel body, and the pipeline is in sliding connection with the inner wall of the threaded rod.
Preferably, the outer wall of the pipeline is connected with a limiting plate, and the limiting plate is abutted to the outer wall of the threaded rod.
Compared with the prior art, the utility model provides a three channels of domestic waste burns exhaust-heat boiler are convenient for clear heating surface possesses following beneficial effect:
1. the three-channel easy-to-clean heated surface of the domestic garbage incineration waste heat boiler, when the utility model works, boiler water enters the lower header from a steam pocket through the down pipe, then the lower header distributes the boiler water into the water-cooling tube bundle, the boiler water is changed into a steam-water mixture after heat exchange with smoke outside the water-cooling tube bundle in the water-cooling tube bundle, then the steam-water mixture enters the upper header and returns to the steam pocket through the ascending pipe, the tube clamp maintains the stable structure of the water-cooling tube bundle, the water-cooling tube bundle can be conveniently placed through the groove, the spring has certain buffering force and can not crush the water-cooling tube bundle, the supporting block is welded on the fins of the front and rear wall water-cooling walls of the three-channel body to provide support for the water-cooling tube bundle, when the dust cleaning device is used, the threaded rod is rotated to be connected with the threaded sleeve, thereby driving the pipeline to move, the threaded rod extends into the three-channel body through the, the ash is removed when the ash is not removed, the ash deposited outside the pipe wall is removed after being swept, one part of the ash is carried to the rear heated surface by the flue gas, and the other part of the ash falls to the bottom ash hopper under the action of gravity and is discharged out of the furnace.
The part which is not involved in the device is the same as the prior art or can be realized by adopting the prior art, the utility model improves the cleanliness of the tube wall of the evaporation screen, maintains the heat exchange capacity of the evaporation screen for a long time, improves the boiler efficiency, and simultaneously reduces the corrosion of the heated surface of the tail flue; the problem of the unable deashing of domestic waste incineration exhaust-heat boiler three channel evaporation screen operation in is solved, improve evaporation screen heat exchange capacity, reduce the flue gas temperature and reduce the high temperature corrosion of rear portion heating surface, improve boiler efficiency and security.
Drawings
Fig. 1 is a schematic structural view of a three-channel easy-to-clean heating surface of a domestic waste incineration waste heat boiler provided by the utility model;
FIG. 2 is a schematic structural view of a three-channel heating surface ash removal device for a domestic waste incineration waste heat boiler convenient for cleaning, which is provided by the utility model;
fig. 3 is the utility model provides a domestic waste burns exhaust-heat boiler three channels and is convenient for clear structural sketch of heating surface pipe clamp.
In the figure: 1. an upper header; 2. a water-cooled tube bundle; 3. a lower header; 4. a pipe clamp; 401. a splint; 402. a groove; 403. a spring; 5. a support block; 501. a fin; 6. a dust removal device; 601. a threaded sleeve; 602. a threaded rod; 603. a pipeline; 604. a limiting plate; 7. a three-channel body; 701. a through hole; 702. and a limiting block.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-3, a three-channel heating surface of a household garbage incineration waste heat boiler convenient to clean comprises an upper header 1, a lower header 3 and a three-channel body 7, wherein the upper header 1 and the lower header 3 are arranged on the outer wall of the three-channel body 7, the upper header 1 is connected to the ceiling of the three-channel body 7, and the lower header 3 is connected to the rear wall of the three-channel body 7;
a water-cooling tube bundle 2 is connected between the upper header 1 and the lower header 3, the water-cooling tube bundle 2 is a coiled tube, and a tube clamp 4 matched with the water-cooling tube bundle 2 is also connected to the three-channel body 7 and used for fixing the water-cooling tube bundle 2;
the three-channel body 7 is connected with a supporting block 5 for supporting the water-cooled tube bundle 2;
the three-channel body 7 is also connected with a dust cleaning device 6 for cleaning the accumulated dust on the pipe wall of the water cooling pipe bundle 2.
The outer wall of the water cooling tube bundle 2 is provided with fins 501, and the fins 501 are welded with the supporting block 5.
A spring 403 is connected between the clamping plate 401 and the inner wall of the three-channel body 7.
The ash removal device 6 comprises a through hole 701, a threaded sleeve 601, a threaded rod 602 and a pipeline 603, wherein the through hole 701, the threaded sleeve 601, the threaded rod 602 and the pipeline 603 are arranged on the three-channel body 7, the threaded rod 602 is in threaded connection with the threaded sleeve 601, the threaded sleeve 601 is fixedly connected to the outer wall of the three-channel body 7, and the pipeline 603 is in sliding connection with the inner wall of the threaded rod.
The outer wall of the pipeline 603 is connected with a limiting plate 604, and the limiting plate 604 is abutted to the outer wall of the threaded rod 602.
In the utility model, the furnace water enters the lower header 3 from the steam pocket through the down pipe, then the lower header 3 distributes the furnace water into the water cooling tube bundle 2, the furnace water is changed into a steam-water mixture after heat exchange with the flue gas outside the water cooling tube bundle 2 in the water cooling tube bundle 2, then the steam-water mixture enters the upper header 1 and returns to the steam pocket through the up pipe, the pipe clamps 4 maintain the stable structure of the water cooling tube bundle 2, the water cooling tube bundle 2 can be conveniently placed through the grooves 402, the springs 403 have certain buffering power and can not crush the water cooling tube bundle 2, the supporting blocks 5 are welded on the fins 501 of the front and back wall water cooling walls of the three-channel body 7 to provide support for the water cooling tube bundle 2, when the ash cleaning device 6 is used, the threaded rod 602 is rotated to be connected with the threaded sleeve 601, thereby driving the pipeline 603 to move, so that the threaded rod extends into the three-channel body 7 through the through hole 701, then the accumulated ash on the, the ash is removed when the ash is not removed, the ash deposited outside the pipe wall is removed after being swept, one part of the ash is carried to the rear heated surface by the flue gas, and the other part of the ash falls to the bottom ash hopper under the action of gravity and is discharged out of the furnace.
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 (6)
1. A three-channel heating surface convenient to clean of a household garbage incineration waste heat boiler comprises an upper header (1), a lower header (3) and a three-channel body (7), and is characterized in that the upper header (1) and the lower header (3) are arranged on the outer wall of the three-channel body (7), the upper header (1) is connected to the ceiling of the three-channel body (7), and the lower header (3) is connected to the rear wall of the three-channel body (7);
a water-cooling tube bundle (2) is connected between the upper header (1) and the lower header (3), the water-cooling tube bundle (2) is a coiled tube, and the three-channel body (7) is also connected with a tube clamp (4) matched with the water-cooling tube bundle (2) and used for fixing the water-cooling tube bundle (2);
the three-channel body (7) is connected with a supporting block (5) for supporting the water-cooling tube bundle (2);
and the three-channel body (7) is also connected with a dust cleaning device (6) for cleaning accumulated dust on the pipe wall of the water cooling pipe bundle (2).
2. The three-channel heating surface convenient to clean of the household garbage incineration waste heat boiler as claimed in claim 1, characterized in that the outer wall of the water cooling tube bundle (2) is provided with fins (501), and the fins (501) are welded with the supporting block (5).
3. The heating surface provided with the three channels and convenient to clean and used for the household garbage incineration waste heat boiler according to claim 1, characterized in that the pipe clamp (4) mainly comprises a clamp plate (401), a groove (402) matched with the water cooling pipe bundle (2) is formed in the clamp plate (401), two limiting blocks (702) are connected to the inner wall of the three channel body (7), and the clamp plate (401) is connected between the two limiting blocks (702) in a sliding mode.
4. The three-channel heating surface of the household garbage incineration waste heat boiler convenient to clean as claimed in claim 3, characterized in that a spring (403) is connected between the clamping plate (401) and the inner wall of the three-channel body (7).
5. The heating surface convenient for cleaning the three channels of the household garbage incineration waste heat boiler is characterized in that the ash removal device (6) comprises a through hole (701), a threaded sleeve (601), a threaded rod (602) and a pipeline (603) which are arranged on a three-channel body (7), wherein the threaded rod (602) is in threaded connection with the threaded sleeve (601), the threaded sleeve (601) is fixedly connected to the outer wall of the three-channel body (7), and the pipeline (603) is in sliding connection with the inner wall of the threaded rod (602).
6. The three-channel heating surface convenient to clean of the household garbage incineration waste heat boiler as claimed in claim 5, wherein a limiting plate (604) is connected to the outer wall of the pipeline (603), and the limiting plate (604) abuts against the outer wall of the threaded rod (602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922332575.4U CN211345335U (en) | 2019-12-23 | 2019-12-23 | Three-channel conveniently-cleaned heating surface of household garbage incineration waste heat boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922332575.4U CN211345335U (en) | 2019-12-23 | 2019-12-23 | Three-channel conveniently-cleaned heating surface of household garbage incineration waste heat boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211345335U true CN211345335U (en) | 2020-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922332575.4U Active CN211345335U (en) | 2019-12-23 | 2019-12-23 | Three-channel conveniently-cleaned heating surface of household garbage incineration waste heat boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211345335U (en) |
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- 2019-12-23 CN CN201922332575.4U patent/CN211345335U/en active Active
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