CN216595019U - Power plant's power generation boiler flue gas emission detection device - Google Patents
Power plant's power generation boiler flue gas emission detection device Download PDFInfo
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- CN216595019U CN216595019U CN202123016903.3U CN202123016903U CN216595019U CN 216595019 U CN216595019 U CN 216595019U CN 202123016903 U CN202123016903 U CN 202123016903U CN 216595019 U CN216595019 U CN 216595019U
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Abstract
The utility model relates to the field of smoke detection, in particular to a smoke emission detection device of a power plant power generation boiler, which comprises a smoke detection pipe, wherein the top of the smoke detection pipe is fixedly connected with a support sleeve, the middle part of the support sleeve is provided with a conical groove, the middle part of the support sleeve is provided with a gas detector, and the lower part of the gas detector is movably inserted into the smoke detection pipe. The gas detector can be taken out from the interior of the detection smoke pipe by pulling the adjusting ring upwards to drive the connecting rod to deflect and pulling the limiting block to move to remove the pressing on the sealing ring, and the gas detector can be inserted into the support sleeve during installation, so that the gas detector is convenient to disassemble and install, and the maintenance efficiency is improved; the air deflector guides the flue gas in the flowing process of the flue gas, and the fan blade movably connected inside the smoke pipe starts to rotate at the moment, so that the brush rod at the top of the fan blade wipes the lower part of the gas detector, dust is prevented from adhering to the surface of the detection probe, and the detection precision is improved.
Description
Technical Field
The utility model relates to the field of flue gas detection, in particular to a flue gas emission detection device of a power plant power generation boiler.
Background
The power generation of a thermal power plant can generate a large amount of waste gas containing sulfur and nitrate in burning coal, the waste gas is discharged into the atmosphere to cause pollution and form acid rain, and a smoke detection device is usually installed on a smoke exhaust pipeline to control emission indexes.
When the smoke detection device breaks down and needs to be maintained, the smoke emission detection device of the power generation boiler of the existing part of the power plant is difficult to be rapidly installed and disassembled, so that the maintenance efficiency is reduced; because there is a large amount of dusts in the flue, the surface can the adhesion dust influence detects the precision after smoke gas detection device uses for a long time, is difficult to in time clear up the dust on test probe surface in the current partial smoke gas detection device use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a power plant power generation boiler smoke emission detection device to solve the problems in the background technology: 1. the existing partial boiler smoke emission detection device is difficult to install and disassemble quickly, and 2, the existing partial boiler smoke emission detection device is difficult to clean dust on the surface of a detection probe timely. In order to achieve the purpose, the utility model provides the following technical scheme: the device for detecting the smoke emission of the power plant power generation boiler comprises a detection smoke tube, wherein the top of the detection smoke tube is fixedly connected with a support sleeve, the middle part of the support sleeve is provided with a conical groove, the middle part of the support sleeve is provided with a gas detector, the lower part of the gas detector is movably inserted into the detection smoke tube, the middle part of the gas detector is fixedly sleeved with a sealing ring, and the side wall of the sealing ring is in lap joint with the inner wall of the conical groove;
the surface of the support sleeve is movably connected with an adjusting ring, a compression spring is movably connected between the top of the adjusting ring and the surface of the support sleeve, the top surface of the adjusting ring is hinged with four connecting rods, one end of each connecting rod is hinged with a limiting block, the bottom of each limiting block is movably connected to the top of the support sleeve, and the surface of each limiting block is lapped on the top of the sealing ring;
the inner wall of the detection smoke pipe is rotatably connected with fan blades, the tops of the fan blades are symmetrically and fixedly connected with brush rods, the surface of each brush rod is in lap joint with the surface of the gas detector, and the inner wall of the detection smoke pipe is fixedly connected with an air deflector.
Preferably, the inner wall of the conical groove is fixedly connected with a sealing gasket, and the side wall of the sealing ring is fixedly connected with a rubber gasket matched with the conical groove.
Preferably, the bottom of the limiting block is fixedly connected with a sliding block, the top of the support sleeve is provided with four sliding grooves at equal intervals along the circumference, a sliding rod is fixedly connected between two sides of the inner wall of each sliding groove, and the limiting block is connected to the surface of the sliding rod in a sliding manner through the sliding block;
the top of the limiting block is provided with an inclined plane.
Preferably, the surface of the support sleeve is provided with a ring groove, the adjusting ring is movably sleeved inside the ring groove, and the compression spring is movably sleeved on the upper part of the ring groove.
Preferably, the bottom of the fan blade is fixedly sleeved with a transmission bearing, an outer ring at the bottom of the transmission bearing is fixedly connected with the inner bottom surface of the detection smoke tube, and the lower part of the air deflector is obliquely provided with an air guide groove matched with the fan blade.
Preferably, the top of the detection smoke pipe is provided with a jack, and the lower part of the gas detector is movably inserted into the jack;
the right side of the detection smoke pipe is movably connected with a sealing valve.
Compared with the prior art, the utility model has the beneficial effects that:
according to the gas detector, the support sleeve, the sealing ring, the limiting block and the like are used in a matched mode, the adjusting ring is pulled upwards to drive the connecting rod to deflect, the connecting rod is pulled to move the limiting block to remove the pressing force on the sealing ring, the gas detector can be taken out of the interior of the detection smoke pipe, the gas detector can be inserted into the support sleeve during installation, the gas detector is convenient to detach and install, and the maintenance efficiency is improved.
In the utility model, the air deflector guides the smoke in the smoke flowing process by matching the fan blades, the brush rod, the air deflector and other components, at the moment, the fan blades movably connected inside the smoke detection pipe start to rotate, so that the brush rod at the top of the fan blades wipes the lower part of the gas detector, dust is prevented from adhering to the surface of the detection probe, and the detection precision is improved.
Drawings
FIG. 1 is a front cross-sectional view of the structure of the present invention;
FIG. 2 is an enlarged view of the structure of FIG. 1 at A in accordance with the present invention;
FIG. 3 is a sectional top view of the position of the stop block and the seal ring of the present invention;
FIG. 4 is a top cross-sectional view of the position of the fan blade and the air guiding plate of the present invention.
In the figure: 1. detecting a smoke tube; 2. a support sleeve; 3. a tapered groove; 4. a gas detector; 5. a seal ring; 6. an adjusting ring; 7. a compression spring; 8. a connecting rod; 9. a limiting block; 10. a fan blade; 11. a brush bar; 12. an air deflector.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by workers skilled in the art without any inventive work based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a power plant's electricity generation boiler smoke emission detection device, is including detecting tobacco pipe 1, and the top fixedly connected with who detects tobacco pipe 1 supports cover 2, supports the middle part of cover 2 and has seted up bell jar 3, and the middle part of supporting cover 2 is provided with gas detector 4, and gas detector 4's lower part activity is pegged graft in the inside that detects tobacco pipe 1, and gas detector 4's middle part is fixed to have cup jointed sealing ring 5, the lateral wall of sealing ring 5 and the inner wall overlap joint of bell jar 3.
An adjusting ring 6 is movably connected to the surface of the support sleeve 2, a compression spring 7 is movably connected between the top of the adjusting ring 6 and the surface of the support sleeve 2, four connecting rods 8 are hinged to the top surface of the adjusting ring 6, a limiting block 9 is hinged to one end of each connecting rod 8, the bottom of each limiting block 9 is movably connected to the top of the support sleeve 2, the surface of each limiting block 9 is in lap joint with the top of the corresponding sealing ring 5, when the gas detector 4 is installed, the gas detector 4 is inserted into the support sleeve 2, the conical surface of the lower portion of the corresponding sealing ring 5 abuts against the inclined surface of the top of each limiting block 9, the four limiting blocks 9 move back and forth, and after the gas detector 4 and the corresponding sealing ring 5 are completely inserted into the corresponding conical groove 3, compression spring 7 resets and takes adjustable ring 6 and connecting rod 8 to reset, makes 9 relative movement of four stoppers carry out the locking to sealing ring 5, dismantles simple to operate, promotes maintenance efficiency.
The inner wall of the detection smoke pipe 1 is rotatably connected with a fan blade 10, the top of the fan blade 10 is symmetrically and fixedly connected with a brush rod 11, the surface of the brush rod 11 is in lap joint with the surface of the gas detector 4, the inner wall of the detection smoke pipe 1 is fixedly connected with an air deflector 12, the air deflector 12 guides smoke in the smoke flowing process, the fan blade 10 which is movably connected inside the detection smoke pipe 1 at the moment starts to rotate due to the flowing of gas, the brush rod 11 at the top of the fan blade 10 cleans the lower part of the gas detector 4, the surface adhesion dust of a detection probe is avoided, and the detection precision is improved.
In this embodiment, as shown in fig. 1 and 2, the inner wall of the tapered groove 3 is fixedly connected with a sealing gasket, the side wall of the sealing ring 5 is fixedly connected with a rubber gasket matched with the tapered groove 3, and the sealing performance of the gas detector 4 after installation is further improved through the tapered sealing structure of the rubber gasket and the sealing gasket.
In this embodiment, as shown in fig. 1, fig. 2 and fig. 3, four spouts have been seted up along circumference equidistance at the top of support cover 2 to the bottom fixedly connected with slider of stopper 9, and fixedly connected with slide bar between the both sides of spout inner wall, stopper 9 pass through slider sliding connection on the surface of slide bar, and the slide bar sets up the stability that promotes stopper removal in-process with the spout.
The top of stopper 9 is established to the inclined plane, can support when sealing ring 5 moves down and press four stoppers 9 and move back on the back mutually.
In this embodiment, as shown in fig. 1 and 2, a ring groove is formed on the surface of the support sleeve 2, the adjusting ring 6 is movably sleeved inside the ring groove, and the compression spring 7 is movably sleeved on the upper portion of the ring groove.
In this embodiment, as shown in fig. 1 and 4, a transmission bearing is fixedly sleeved at the bottom of the fan blade 10, an outer ring of the bottom of the transmission bearing is fixedly connected with the inner bottom surface of the smoke detection tube 1, and an air guide groove matched with the fan blade 10 is obliquely formed at the lower part of the air guide plate 12 to guide the smoke flowing inside the smoke detection tube 1 and drive the fan blade 10 to rotate.
In this embodiment, as shown in fig. 1, the top of the smoke detecting pipe 1 is provided with a jack, and the lower part of the gas detector 4 is movably inserted into the jack.
The right side of the detection smoke pipe 1 is movably connected with a sealing valve, and when the gas detector 4 needs to be detached, the sealing valve can be closed.
The use method and the advantages of the utility model are as follows: this power plant's power generation boiler fume emission detection device, the working process as follows:
as shown in fig. 1 to 4, in use, the adjusting ring 6 is pulled upwards to drive the connecting rod 8 to deflect, so that the connecting rod 8 pulls the limiting blocks 9 to slide in the sliding groove, the four limiting blocks 9 move back to release the pressing on the top of the sealing ring 5, and the gas detector 4 can be taken out from the interior of the detection smoke tube 1, the gas detector 4 is inserted into the support sleeve 2 during installation, so that the conical surface at the lower part of the sealing ring 5 presses against the inclined surface at the top of the limiting blocks 9, the four limiting blocks 9 move back to back, after the gas detector 4 and the sealing ring 5 are completely inserted into the conical groove 3, the compression spring 7 resets to drive the adjusting ring 6 and the connecting rod 8 to reset, so that the four limiting blocks 9 move relatively to lock the sealing ring 5, the disassembly and the installation are convenient, and the maintenance efficiency is improved; when the air deflector 12 guides the flue gas in the flowing process of the flue gas, the fan blade 10 movably connected inside the detection flue pipe 1 starts to rotate due to the flowing of the gas, so that the brush rod 11 at the top of the fan blade 10 wipes the lower part of the gas detector 4, dust is prevented from adhering to the surface of the detection probe, and the detection precision is improved.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a power plant's electricity generation boiler fume emission detection device, includes and detects tobacco pipe (1), its characterized in that: the top of the detection smoke tube (1) is fixedly connected with a support sleeve (2), the middle of the support sleeve (2) is provided with a conical groove (3), the middle of the support sleeve (2) is provided with a gas detector (4), the lower part of the gas detector (4) is movably inserted into the detection smoke tube (1), the middle of the gas detector (4) is fixedly sleeved with a sealing ring (5), and the side wall of the sealing ring (5) is in lap joint with the inner wall of the conical groove (3);
the surface of the supporting sleeve (2) is movably connected with an adjusting ring (6), a compression spring (7) is movably connected between the top of the adjusting ring (6) and the surface of the supporting sleeve (2), the top surface of the adjusting ring (6) is hinged with four connecting rods (8), one end of each connecting rod (8) is hinged with a limiting block (9), the bottom of each limiting block (9) is movably connected to the top of the supporting sleeve (2), and the surface of each limiting block (9) is lapped on the top of the sealing ring (5);
the inner wall of the detection smoke pipe (1) is rotatably connected with fan blades (10), the tops of the fan blades (10) are symmetrically and fixedly connected with brush rods (11), the surface of each brush rod (11) is in lap joint with the surface of the gas detector (4), and the inner wall of the detection smoke pipe (1) is fixedly connected with an air deflector (12).
2. The power plant power generation boiler smoke emission detection device of claim 1, characterized in that: the inner wall fixedly connected with of bell jar (3) is sealed to be filled up, the lateral wall fixedly connected with of sealing ring (5) and bell jar (3) matched with rubber pad.
3. The power plant power generation boiler smoke emission detection device of claim 1, characterized in that: the bottom of the limiting block (9) is fixedly connected with a sliding block, four sliding grooves are formed in the top of the supporting sleeve (2) at equal intervals along the circumference, a sliding rod is fixedly connected between two sides of the inner wall of each sliding groove, and the limiting block (9) is connected to the surface of each sliding rod in a sliding mode through the sliding block;
the top of the limiting block (9) is provided with an inclined plane.
4. The power plant power generation boiler smoke emission detection device of claim 1, characterized in that: the annular groove has been seted up on the surface of support cover (2), adjustable ring (6) activity cup joints in the inside of annular, compression spring (7) activity cup joints on the upper portion of annular.
5. The power plant power generation boiler smoke emission detection device of claim 1, characterized in that: the bottom of the fan blade (10) is fixedly sleeved with a transmission bearing, the outer ring of the bottom of the transmission bearing is fixedly connected with the inner bottom surface of the detection smoke pipe (1), and the lower part of the air guide plate (12) is obliquely provided with an air guide groove matched with the fan blade (10).
6. The power plant power generation boiler smoke emission detection device of claim 1, characterized in that: the top of the detection smoke pipe (1) is provided with a jack, and the lower part of the gas detector (4) is movably inserted into the jack; the right side of the detection smoke pipe (1) is movably connected with a sealing valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123016903.3U CN216595019U (en) | 2021-12-03 | 2021-12-03 | Power plant's power generation boiler flue gas emission detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123016903.3U CN216595019U (en) | 2021-12-03 | 2021-12-03 | Power plant's power generation boiler flue gas emission detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216595019U true CN216595019U (en) | 2022-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123016903.3U Active CN216595019U (en) | 2021-12-03 | 2021-12-03 | Power plant's power generation boiler flue gas emission detection device |
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| Country | Link |
|---|---|
| CN (1) | CN216595019U (en) |
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2021
- 2021-12-03 CN CN202123016903.3U patent/CN216595019U/en active Active
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