CN214277976U - Power plant coal quality detection equipment - Google Patents
Power plant coal quality detection equipment Download PDFInfo
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- CN214277976U CN214277976U CN202121921770.1U CN202121921770U CN214277976U CN 214277976 U CN214277976 U CN 214277976U CN 202121921770 U CN202121921770 U CN 202121921770U CN 214277976 U CN214277976 U CN 214277976U
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Abstract
The utility model discloses a coal quality testing equipment for power plant relates to coal check out test set technical field, which comprises an apparatus body, the equipment body includes combustion chamber, detector and draught fan, draught fan fixed mounting is in the combustion chamber upside, just the upside fixed mounting of draught fan has the pipe of discharging fume. The utility model discloses a motor shaft of motor passes through the drive wheel and the drive belt makes the transmission sleeve who connects the inside fan of draught fan rotate, and then make the inside fan of draught fan rotate, the pivoted fan is taken flue gas and heat in the combustion chamber rapidly out, avoid the staff to receive the heat when opening the combustion chamber outer door and strike, avoid the staff to receive the infringement of toxic gas simultaneously, follow the commentaries on classics board pivoted in cleaning brush one, and then rotatory clearance is carried out to the inner wall of combustion chamber, with the inside clean up of combustion chamber, can effectively guarantee the burning quality of coal in the combustion chamber, make coal disperse normal heat, improve equipment's coal quality detection accuracy.
Description
Technical Field
The utility model relates to a coal check out test set technical field especially relates to a coal quality check out test set for power plant.
Background
The ultra-supercritical coal-fired unit of the power generation company causes the existing flue gas flow of a boiler to be larger and the resistance characteristic of a flue gas and air system to be changed due to factors such as coal quality data change, exhaust gas temperature of the boiler and the like, and the existing induced draft fan has a stalling and air robbery phenomenon under a low-load working condition, particularly when the load is reduced; the allowance of the booster fan is insufficient under the full load working condition.
At present, the atmospheric pollution situation in China is severe, the regional atmospheric environment problem taking inhalable particles (PM 10) and fine particles (PM 2.5) as characteristic pollutants is increasingly prominent, the health of people is damaged, the harmonious and stable society is influenced, in order to reduce the emission of polluted gas, the coal quality detection is generally required to be carried out according to the coal requirement, one item is the heat during the combustion of the coal, most of the existing methods are contact detection, equipment needs to be opened after the detection is completed, the equipment is very inconvenient and can cause the emission of the polluted gas, and therefore, in order to solve the problems, the equipment for detecting the coal quality for the power plant is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing the coal quality detection equipment for power plants.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a coal quality testing equipment for power plant, includes the equipment body, the equipment body includes combustion chamber, detector and draught fan, draught fan fixed mounting is in the combustion chamber upside, just the upside fixed mounting of draught fan has the pipe of discharging fume, the inside top side fixed mounting of combustion chamber has the trunnion ring, the trunnion ring upside rotates and is connected with the commentaries on classics board, the equal fixed mounting in commentaries on classics board upper portion both sides has cleaning brush two, just both ends downside all rotates and is connected with cleaning brush one about the commentaries on classics board.
Preferably, an outer door is arranged on one side of the combustion chamber, and the detector is mounted on the outer side of the outer door.
Preferably, one side fixed mounting of draught fan has the motor, the inside fan downside fixed mounting of draught fan has the transmission sleeve, equal fixed mounting has the drive wheel on the motor shaft of motor and the transmission sleeve, and control drive wheel week side cover and be equipped with the drive belt.
Preferably, a transmission shaft is fixedly installed on the upper side of the rotating plate, and the transmission shaft is rotatably connected to the inside of the combustion chamber.
Preferably, the upper end of the transmission shaft is fixedly provided with a second gear, an inner gear ring is arranged in the corresponding position inside the transmission sleeve, a plurality of third gears are arranged between the inner gear ring and the second gear, and the third gears are meshed with the inner gear ring and the second gear.
Preferably, a first gear is fixedly mounted at the upper end of the first cleaning brush, and a tooth groove corresponding to the first gear is formed in the inner side of the supporting ring.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses need wait for the processing work of a period before the combustion chamber outer door is opened, carry out work through external controller control motor, the motor shaft of motor passes through the drive wheel and the drive belt makes the transmission sleeve who connects the inside fan of draught fan rotates, and then makes the inside fan of draught fan rotate, the flue gas and the heat in the combustion chamber are taken out rapidly to the pivoted fan, avoid the staff to receive the thermal shock when opening the combustion chamber outer door, avoid the staff to receive the infringement of toxic gas simultaneously.
2. The utility model discloses an ash that upside cleaning brush is infected with to combustion chamber inner wall upside is cleared up, when the cleaning brush is followed the commentaries on classics board pivoted, gear one of installation on the cleaning brush upper end bull stick meshes with the tooth's socket that the trunnion ring inboard corresponds for a cleaning brush rotation, and then rotate the clearance to the inner wall of combustion chamber, with the inside clean up of combustion chamber, can effectively guarantee the combustion quality of coal in the combustion chamber, make coal radiate normal heat, improve equipment's coal quality detection accuracy.
Drawings
Fig. 1 is a schematic structural diagram of a power plant coal quality detection apparatus provided by the present invention;
fig. 2 is a schematic view of an internal structure of a combustion chamber in the power plant coal quality detection apparatus provided by the present invention;
fig. 3 is a schematic diagram of a rear-view cross-sectional structure of the coal quality detection apparatus for power plant provided by the present invention;
fig. 4 is the utility model provides a connection structure sketch of transmission shaft in equipment for detecting coal quality for power plant.
In the figure: 1. an apparatus body; 2. a combustion chamber; 3. a detector; 4. an induced draft fan; 5. a motor; 6. a smoke exhaust pipe; 7. rotating the plate; 8. a ring; 9. a first cleaning brush; 10. a second cleaning brush; 11. a driving wheel; 12. a transmission belt; 13. a first gear; 14. a drive shaft; 15. a second gear; 16. a drive sleeve; 17. an inner gear ring; 18. and a third gear.
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.
Referring to fig. 1-4, the power plant coal quality detection equipment comprises an equipment body 1, wherein the equipment body 1 comprises a combustion chamber 2, a detector 3 and an induced draft fan 4, the induced draft fan 4 is fixedly arranged on the upper side of the combustion chamber 2, a smoke exhaust pipe 6 is fixedly arranged on the upper side of the induced draft fan 4, an outer door is arranged on one side of the combustion chamber 2, and the detector 3 is arranged on the outer side of the outer door;
when using this electrical power plant to use coal quality testing equipment, will need to carry out the coal quality and detect and fill in combustion chamber 2 internal combustion, carry out heat through opening detector 3 to combustion chamber 2 inside and detect.
Further, a motor 5 is fixedly installed on one side of the draught fan 4, a transmission sleeve 16 is fixedly installed on the lower side of a fan inside the draught fan 4, a transmission wheel 11 is fixedly installed on a motor shaft of the motor 5 and the transmission sleeve 16, and a transmission belt 12 is sleeved on the periphery of the left and right transmission wheels 11;
after finishing the detection work, need wait for the processing work of a period of time before 2 outer doors of combustion chamber are opened, carry out work through external controller control motor 5, motor 5's motor shaft passes through drive wheel 11 and drive belt 12 and makes the transmission sleeve 16 who connects the inside fan of draught fan 4 rotate, and then makes the inside fan of draught fan 4 rotate, and the flue gas and the heat in 2 with the combustion chamber are taken out rapidly to the pivoted fan.
Furthermore, a supporting ring 8 is fixedly installed on the top side inside the combustion chamber 2, the upper side of the supporting ring 8 is rotatably connected with a rotating plate 7, two sides of the upper part of the rotating plate 7 are fixedly provided with a second cleaning brush 10, the lower sides of the left and right ends of the rotating plate 7 are rotatably connected with a first cleaning brush 9, the upper side of the rotating plate 7 is fixedly provided with a transmission shaft 14, and the transmission shaft 14 is rotatably connected inside the combustion chamber 2;
when the transmission sleeve 16 rotates, the transmission sleeve is internally driven by the internal gear ring 17 and the plurality of gears III 18, so that the transmission shaft 14 with the gear II 15 arranged at the upper end rotates, the transmission shaft 14 drives the rotating plate 7 arranged at the lower end to rotate, the rotating plate 7 rotates and slides on the upper side of the supporting ring 8, the rotating supporting ring 8 drives the two cleaning brushes II 10 at the upper side and the two cleaning brushes II 10 at the lower side to rotate, and the cleaning brushes II 10 at the upper side clean ash stained on the upper side of the inner wall of the combustion chamber 2.
Furthermore, a second gear 15 is fixedly installed at the upper end of the transmission shaft 14, an inner gear ring 17 is arranged at a corresponding position in the transmission sleeve 16, a plurality of third gears 18 are arranged between the inner gear ring 17 and the second gear 15, the third gears 18 are meshed with the inner gear ring 17 and the second gear 15, a first gear 13 is fixedly installed at the upper end of the first cleaning brush 9, and a tooth groove corresponding to the first gear 13 is formed in the inner side of the supporting ring 8;
when the rotating plate 7 rotates along with the first cleaning brush 9, the first gear 13 arranged on the rotating rod at the upper end of the first cleaning brush 9 is meshed with the tooth grooves corresponding to the inner side of the supporting ring 8, so that the first cleaning brush 9 rotates, the inner wall of the combustion chamber 2 is cleaned in a rotating mode, and the interior of the combustion chamber 2 is cleaned completely.
The utility model discloses specific theory of operation as follows:
the device needs an external controller to control and operate the motor 5;
when the power plant coal quality detection equipment is used, coal to be subjected to coal quality detection is filled into the combustion chamber 2 for combustion, and the detector 3 is started to perform heat detection on the interior of the combustion chamber 2;
after the detection work is finished, processing work for a period of time needs to be waited before the outer door of the combustion chamber 2 is opened, the motor 5 is controlled to work through the external controller, a motor shaft of the motor 5 enables a transmission sleeve 16 connected with an internal fan of the induced draft fan 4 to rotate through a transmission wheel 11 and a transmission belt 12, the internal fan of the induced draft fan 4 is further enabled to rotate, the rotating fan rapidly extracts smoke and heat in the combustion chamber 2, thermal impact on workers when the outer door of the combustion chamber 2 is opened is avoided, and meanwhile the workers are prevented from being damaged by toxic gas;
meanwhile, when the transmission sleeve 16 rotates, the transmission sleeve is internally driven by the internal gear ring 17 and the plurality of gears III 18, so that the transmission shaft 14 with the gear II 15 arranged at the upper end rotates, the transmission shaft 14 drives the rotating plate 7 arranged at the lower end to rotate, the rotating plate 7 rotates and slides on the upper side of the supporting ring 8, the rotating supporting ring 8 drives the two cleaning brushes II 10 at the upper side and the two cleaning brushes II 10 at the lower side to rotate, and the cleaning brushes II 10 at the upper side clean the ash stained on the upper side of the inner wall of the combustion chamber 2;
when 7 pivoted of commentaries on classics board are followed to one 9 cleaning brushes, gear 13 of installation and the inboard tooth's socket meshing that corresponds of ring carrier 8 on the bull stick of one 9 upper ends of cleaning brushes for 9 rotations of cleaning brushes, and then rotate the clearance to the inner wall of combustion chamber 2, with 2 inside clean-up in combustion chamber, can effectively guarantee the combustion quality of coal in combustion chamber 2, make coal radiate out normal heat, improve equipment's coal quality detection accuracy.
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. The utility model provides a coal quality testing equipment for power plant, a serial communication port, including equipment body (1), equipment body (1) includes combustion chamber (2), detector (3) and draught fan (4), draught fan (4) fixed mounting is in combustion chamber (2) upside, just the upside fixed mounting of draught fan (4) has exhaust pipe (6), combustion chamber (2) inside top side fixed mounting has trunnion ring (8), trunnion ring (8) upside rotates and is connected with commentaries on classics board (7), the equal fixed mounting in commentaries on classics board (7) upper portion both sides has cleaning brush two (10), just the both ends downside all rotates and is connected with cleaning brush (9) about commentaries on classics board (7).
2. A power plant coal quality detection apparatus according to claim 1, characterized in that an outer door is provided at one side of the combustion chamber (2), and the detector (3) is installed at the outer side of the outer door.
3. The coal quality detection device for the power plant according to claim 1, wherein a motor (5) is fixedly installed on one side of the induced draft fan (4), a transmission sleeve (16) is fixedly installed on the lower side of a fan inside the induced draft fan (4), transmission wheels (11) are fixedly installed on a motor shaft of the motor (5) and the transmission sleeve (16), and transmission belts (12) are sleeved on the periphery of the left and right transmission wheels (11).
4. The equipment for detecting the coal quality of the power plant according to the claim 1, characterized in that a transmission shaft (14) is fixedly installed on the upper side of the rotating plate (7), and the transmission shaft (14) is rotatably connected inside the combustion chamber (2).
5. The equipment according to claim 4, wherein a second gear (15) is fixedly mounted at the upper end of the transmission shaft (14), an inner gear ring (17) is arranged at a corresponding position inside the transmission sleeve (16), a plurality of third gears (18) are arranged between the inner gear ring (17) and the second gear (15), and the third gears (18) are meshed with the inner gear ring (17) and the second gear (15).
6. The equipment for detecting the coal quality of the power plant as claimed in claim 1, wherein a first gear (13) is fixedly mounted at the upper end of the first cleaning brush (9), and a tooth groove corresponding to the first gear (13) is formed in the inner side of the supporting ring (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121921770.1U CN214277976U (en) | 2021-08-17 | 2021-08-17 | Power plant coal quality detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121921770.1U CN214277976U (en) | 2021-08-17 | 2021-08-17 | Power plant coal quality detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214277976U true CN214277976U (en) | 2021-09-24 |
Family
ID=77799768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121921770.1U Active CN214277976U (en) | 2021-08-17 | 2021-08-17 | Power plant coal quality detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214277976U (en) |
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2021
- 2021-08-17 CN CN202121921770.1U patent/CN214277976U/en active Active
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