CN219391501U - Boiler fly ash sampling device of thermal power factory - Google Patents
Boiler fly ash sampling device of thermal power factory Download PDFInfo
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- CN219391501U CN219391501U CN202320372273.3U CN202320372273U CN219391501U CN 219391501 U CN219391501 U CN 219391501U CN 202320372273 U CN202320372273 U CN 202320372273U CN 219391501 U CN219391501 U CN 219391501U
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- side wall
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Abstract
The utility model discloses a boiler fly ash sampling device of a thermal power plant, which comprises: the sealing cylinder is fixedly arranged on the air inlet pipe above the outer side wall of the sealing cylinder, and the cross section of the sealing cylinder is sequentially reduced from top to bottom. The air is pumped into the sealing cylinder from the air inlet pipe through the exhaust fan, the air entering the sealing cylinder is filtered through the activated carbon filter cotton, dust and the air are effectively separated, the cross section of the sealing cylinder is sequentially reduced from top to bottom and is obliquely arranged on the sealing cylinder with the air inlet pipe, the air entering the sealing cylinder is spirally shaped, effectively store the dust in the gas leak down to the dust collection incasement fast, drive the axostylus axostyle rotatory through the motor, the inside wall of linkage scraper blade laminating seal cartridge rotates to scrape the dust of adhesion on the inside wall of seal cartridge, thereby improved the work efficiency of power plant boiler flying dust sample, further clear up the inside wall of seal cartridge.
Description
Technical Field
The utility model relates to a boiler fly ash sampling device of a thermal power plant, in particular to a boiler fly ash sampling device of a thermal power plant, and belongs to the technical field of boiler fly ash sampling devices.
Background
The fly ash sampler is also called as a fly ash sampling device, the fly ash sampler can be used for sampling the fly ash at a constant speed, and the fly ash sampler is used for continuously sampling the tail flue gas fly ash of a boiler of a power plant (station), so that the carbon content of the fly ash is accurately detected, a reliable basis is provided for scientific calculation of the thermal efficiency of the boiler, whether the fly ash sampling is convenient, whether the obtained sample is representative or not is influenced, and the combustion adjustment mode of the boiler is directly influenced, so that the economy of a unit is influenced;
china public authorized utility model is known: (publication number 202021440520.1) discloses a boiler fly ash sampling device of a thermal power plant, which comprises an air inlet, wherein the rear end of the air inlet is fixedly connected with an air inlet pipe, the rear end of the air inlet pipe is fixedly connected with a collecting box, the upper end surface of the collecting box is fixedly provided with a bracket, the upper end surface of the bracket is fixedly connected with a motor, the front end of the motor is fixedly connected with a disc, a rocker arranged at the front end of the disc in a rotating way is fixed on the disc through a fixed shaft, one end of the rocker far away from the disc is hinged with a push rod, and the push rod is hinged with the rocker; the lower end of the collecting box is fixedly connected with a discharging pipe, and the lower end of the discharging pipe is fixedly provided with a collecting box; the utility model has simple structure and low manufacturing cost, can prevent fly ash from being sprayed back and portable to take out the fly ash sample and clean the filter screen only by simple operation;
although the scheme solves the problems in the prior art, when the traditional fly ash sampling device samples, the fly ash easily flies back into the chimney, so that the collection efficiency is low, and the working efficiency is reduced; when collecting, the fly ash can make to block up the filter screen, makes ventilation effect variation, causes the suction to diminish, and the problem that collection efficiency slows down, but above-mentioned scheme still has the dust that is difficult to with collecting box inside wall adhesion to scrape, and the clearance, thereby lead to the inside wall of a large amount of dust adhesion collecting boxes, influence the sampling efficiency of dust, and the use next time, consequently, proposes a thermal power factory boiler fly ash sampling device.
Disclosure of Invention
The utility model aims to provide a boiler fly ash sampling device of a thermal power plant, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a boiler fly ash sampling device for a thermal power plant, comprising:
the sealing cylinder is fixedly arranged on the air inlet pipe above the outer side wall of the sealing cylinder, and the cross section of the sealing cylinder is sequentially reduced from top to bottom;
the shaft rod is movably connected to the inner top wall of the sealing cylinder, two connecting rods are fixedly arranged on the outer side wall of the shaft rod, one ends of the two connecting rods are connected with scraping plates together, and the scraping plates are attached to the inner side wall of the sealing cylinder;
the motor is fixedly arranged at the top end of the sealing cylinder, and the output end of the motor extends to the inside of the sealing cylinder and is connected with the top end of the shaft rod;
the exhaust fan is arranged below the outer side wall of the sealing cylinder;
the dust collection box is arranged below the sealing cylinder.
Further preferably, a sealing tube is fixedly installed below the outer side wall of the sealing cylinder, and one end of the sealing tube is communicated with the sealing cylinder.
Further preferably, the inner side wall of the sealing tube is fixedly provided with activated carbon filter cotton, the other end of the sealing tube is fixedly connected with one side of the exhaust fan, and the input end of the exhaust fan extends to the inside of the sealing tube.
Further preferably, the bottom of the sealing cylinder is fixedly provided with a dust exhaust pipe, and the outer side wall of the dust exhaust pipe is provided with external threads.
Further preferably, the top of the dust collecting box is fixedly provided with a dust inlet pipe, the outer side wall of the dust inlet pipe is provided with an internal thread, the dust collecting box is connected with the sealing cylinder through the internal thread and an external thread, one side of the dust collecting box is provided with a drawer groove, and the drawer groove is connected with a drawer in a sliding manner.
Further preferably, two fixing plates are fixedly arranged in the center of the outer side wall of the sealing cylinder, and screw holes are formed in one side of each fixing plate.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the exhaust fan is used for sucking gas from the air inlet pipe into the sealing cylinder, the activated carbon filter cotton is used for filtering the gas entering the sealing cylinder, dust and gas are effectively separated, the cross section of the sealing cylinder is arranged on the sealing cylinder in a manner of sequentially reducing from top to bottom and is obliquely arranged on the sealing cylinder with the air inlet pipe, so that the gas entering the sealing cylinder is spirally shaped, the dust in the gas is effectively and rapidly leaked into the dust collecting box to be stored, the shaft rod is driven to rotate by the motor, the linkage scraping plate is attached to the inner side wall of the sealing cylinder to rotate, and therefore the dust adhered to the inner side wall of the sealing cylinder is scraped, the working efficiency of boiler fly ash sampling of a power plant is improved, and the inner side wall of the sealing cylinder is further cleaned.
Drawings
FIG. 1 is a schematic overall perspective view of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
fig. 3 is a schematic perspective view of a cross-section of a seal cartridge of the present utility model.
In the figure: 1. a sealing cylinder; 2. an air inlet pipe; 3. a shaft lever; 4. a connecting rod; 5. a scraper; 6. a motor; 7. exhaust fan: 8. a dust collection box; 9. sealing the tube; 10. activated carbon filter cotton; 11. a dust exhaust pipe; 12. an external thread; 13. a dust inlet pipe; 14. an internal thread; 15. a drawer slot; 16. a drawer; 17. a fixing plate; 18. screw holes.
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.
Examples
Referring to fig. 1-3, the present utility model provides a technical solution: a boiler fly ash sampling device for a thermal power plant, comprising: the sealing cylinder 1 is fixedly arranged on the air inlet pipe 2 above the outer side wall of the sealing cylinder 1, the cross section of the sealing cylinder 1 is sequentially reduced from top to bottom, the shaft rod 3 is movably connected to the inner top wall of the sealing cylinder 1, two connecting rods 4 are fixedly arranged on the outer side wall of the shaft rod 3, one ends of the two connecting rods 4 are jointly connected with a scraping plate 5, the scraping plate 5 is attached to the inner side wall of the sealing cylinder 1, the motor 6 is fixedly arranged at the top end of the sealing cylinder 1, the output end of the motor 6 extends to the inside of the sealing cylinder 1 and is connected with the top end of the shaft rod 3, the exhaust fan 7 is arranged below the outer side wall of the sealing cylinder 1, the dust collection box 8 is arranged below the sealing cylinder 1;
the exhaust fan 7 is used for sucking external gas into the sealing cylinder 1 from the air inlet pipe 2, the cross section of the sealing cylinder 1 is sequentially reduced from top to bottom, and the air inlet pipe 2 is obliquely arranged above the outer side wall of the sealing cylinder 1, so that the gas entering the sealing cylinder 1 is spirally shaped, and dust in the gas is effectively and quickly leaked into the dust collecting box 8 for storage;
the utility model discloses a dust collection device is characterized in that a large amount of dust adhesion is easy to lead to on the inside wall of seal barrel 1 when the sample, drives axostylus axostyle 3 through motor 6 and rotates inside seal barrel 1, and the inside wall of seal barrel 1 is laminated to linkage scraper blade 5 rotates to scrape the dust that will adhere on the inside wall of seal barrel 1, and the inside of dust collection box 8 falls down, thereby improved the work efficiency of power plant boiler flying dust sample, further clear up the inside wall of seal barrel 1, be convenient for next sample use.
In this embodiment, specific: a sealing tube 9 is fixedly arranged below the outer side wall of the sealing tube 1, active carbon filter cotton 10 is fixedly arranged on the inner side wall of the sealing tube 9, which is communicated between one end of the sealing tube 9 and the sealing tube 1, the other end of the sealing tube 9 is fixedly connected with one side of an exhaust fan 7, and the input end of the exhaust fan 7 extends into the sealing tube 9;
when the exhaust fan 7 is started to exhaust air, external air enters the sealing cylinder 1 from the air inlet pipe 2, and the air entering the sealing cylinder 1 is filtered through the activated carbon filter cotton 10 for separating dust from the air.
In this embodiment, specific: the bottom of the sealing cylinder 1 is fixedly provided with a dust discharging pipe 11, the outer side wall of the dust discharging pipe 11 is provided with an external thread 12, the top of the dust collecting box 8 is fixedly provided with a dust inlet pipe 13, the outer side wall of the dust inlet pipe 13 is provided with an internal thread 14, and the dust collecting box 8 is connected with the sealing cylinder 1 through the internal thread 14 and the external thread 12;
the dust exhaust pipe 11 is inserted into the dust inlet pipe 13 and rotated, so that the internal thread 14 is directly connected with the external thread 12 in a threaded manner, and the dust exhaust pipe is used for fixedly connecting the dust collection box 8 with the sealing cylinder 1;
the dust collected in the sealed cylinder 1 is dropped into the dust collection box 8 through the dust discharge pipe 11 and the dust inlet pipe 13 for storage.
In this embodiment, specific: a drawer groove 15 is formed in one side of the dust collection box 8, and a drawer 16 is connected inside the drawer groove 15 in a sliding manner;
by arranging the drawer 16 to slide inside the drawer slot 15, the dust collected inside the dust collection box 8 is conveniently drawn out by a worker.
In this embodiment, specific: two fixing plates 17 are fixedly arranged in the center of the outer side wall of the sealing cylinder 1, and screw holes 18 are formed in one side of each of the two fixing plates 17;
screw holes 18 are formed in the fixing plate 17 and are used for penetrating bolts, so that the sealing cylinder 1 is fixedly installed with a boiler or a wall surface.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A boiler fly ash sampling device for a thermal power plant, comprising:
the sealing cylinder (1) is fixedly arranged on the air inlet pipe (2) above the outer side wall of the sealing cylinder (1), and the cross section of the sealing cylinder (1) is sequentially reduced from top to bottom;
the shaft rod (3), the shaft rod (3) is movably connected to the inner top wall of the sealing cylinder (1), two connecting rods (4) are fixedly arranged on the outer side wall of the shaft rod (3), one ends of the two connecting rods (4) are connected with scraping plates (5) together, and the scraping plates (5) are attached to the inner side wall of the sealing cylinder (1);
the motor (6) is fixedly arranged at the top end of the sealing cylinder (1), and the output end of the motor (6) extends to the inside of the sealing cylinder (1) and is connected with the top end of the shaft rod (3);
an exhaust fan (7), wherein the exhaust fan (7) is arranged below the outer side wall of the sealing cylinder (1);
the dust collection box (8), the dust collection box (8) is arranged below the sealing cylinder (1).
2. The fly ash sampling device for a boiler of a thermal power plant according to claim 1, wherein: the sealing device is characterized in that a sealing tube (9) is fixedly arranged below the outer side wall of the sealing tube (1), and one end of the sealing tube (9) is communicated with the sealing tube (1).
3. The fly ash sampling device for a boiler of a thermal power plant according to claim 2, wherein: the inside wall fixed mounting of seal tube (9) has active carbon filter cotton (10), the other end of seal tube (9) with one side fixed connection of air exhauster (7), the input of air exhauster (7) extends to the inside of seal tube (9).
4. The fly ash sampling device for a boiler of a thermal power plant according to claim 1, wherein: the bottom of the sealing cylinder (1) is fixedly provided with a dust exhaust pipe (11), and the outer side wall of the dust exhaust pipe (11) is provided with external threads (12).
5. The fly ash sampling device for a boiler of a thermal power plant according to claim 4, wherein: the top of the dust collection box (8) is fixedly provided with a dust inlet pipe (13), the outer side wall of the dust inlet pipe (13) is provided with an internal thread (14), and the dust collection box (8) is connected with the sealing cylinder (1) through the internal thread (14) and the external thread (12).
6. The fly ash sampling device for a boiler of a thermal power plant according to claim 5, wherein: a drawer groove (15) is formed in one side of the dust collection box (8), and a drawer (16) is connected inside the drawer groove (15) in a sliding mode.
7. The fly ash sampling device for a boiler of a thermal power plant according to claim 6, wherein: two fixing plates (17) are fixedly arranged in the center of the outer side wall of the sealing cylinder (1), and screw holes (18) are formed in one side of each fixing plate (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320372273.3U CN219391501U (en) | 2023-03-03 | 2023-03-03 | Boiler fly ash sampling device of thermal power factory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320372273.3U CN219391501U (en) | 2023-03-03 | 2023-03-03 | Boiler fly ash sampling device of thermal power factory |
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| Publication Number | Publication Date |
|---|---|
| CN219391501U true CN219391501U (en) | 2023-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320372273.3U Active CN219391501U (en) | 2023-03-03 | 2023-03-03 | Boiler fly ash sampling device of thermal power factory |
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| CN (1) | CN219391501U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118243456A (en) * | 2024-04-03 | 2024-06-25 | 浙江新寰科环保科技股份有限公司 | Gas sampling preprocessing device |
-
2023
- 2023-03-03 CN CN202320372273.3U patent/CN219391501U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118243456A (en) * | 2024-04-03 | 2024-06-25 | 浙江新寰科环保科技股份有限公司 | Gas sampling preprocessing device |
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