CN220289137U - Sampling gun with anti-blocking mechanism for smoke detection - Google Patents
Sampling gun with anti-blocking mechanism for smoke detection Download PDFInfo
- Publication number
- CN220289137U CN220289137U CN202321732932.6U CN202321732932U CN220289137U CN 220289137 U CN220289137 U CN 220289137U CN 202321732932 U CN202321732932 U CN 202321732932U CN 220289137 U CN220289137 U CN 220289137U
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- sampling
- gun
- sampling gun
- rifle
- filter screen
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- 238000005070 sampling Methods 0.000 title claims abstract description 160
- 238000001514 detection method Methods 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 title claims abstract description 16
- 239000000779 smoke Substances 0.000 title claims description 23
- 238000004140 cleaning Methods 0.000 claims abstract description 42
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000003546 flue gas Substances 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims description 8
- 239000000428 dust Substances 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000003916 acid precipitation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a sampling gun with an anti-blocking mechanism for flue gas detection, which comprises a gun head, wherein the gun head is arranged at one end of a first sampling gun, and a filter screen is arranged in one end of the gun head; the motor is arranged above the first sampling gun, a cleaning frame is arranged on one side of the first sampling gun, and a cleaning brush is arranged on the inner side of the cleaning frame; the connecting groove, it sets up the inboard of second sampling rifle one end, the one end of first sampling rifle is provided with the go-between, the go-between corresponds the setting with the connecting groove, all be provided with the screw groove on the outer wall of go-between and the inner wall of connecting groove, this sampling rifle adopts the concatenation equipment mode, can adjust the length of sampling rifle according to the user demand, sampling rifle air inlet department is equipped with the filter screen, get rid of the dust in the flue gas, prevent that the dust from getting into in the sampling rifle, play anti-clogging function, brush out the dust attached to the filter screen with the help of cleaning brush mechanism, further improve anti-clogging effect.
Description
Technical Field
The utility model relates to the technical field of smoke detection sampling, in particular to a sampling gun with an anti-blocking mechanism for smoke detection.
Background
The main reason of serious pollution of the atmosphere quality is an energy structure mainly by coal, 70% of the China power generation industry is coal power generation, smoke discharged by a coal-fired power plant contains smoke dust, carbon dioxide, sulfur dioxide, nitrogen oxides and a small amount of carbon monoxide, the smoke dust directly influences the environment quality of the atmosphere, the carbon dioxide, the sulfur dioxide, the nitrogen oxides and the like are all acid gases, the acid gases are main factors for forming acid rain, emission control of smoke pollutants of the coal-fired power plant is carried out, environmental monitoring work of pollution sources is carried out, and the oxygen content of the smoke is one of key parameters for reflecting the combustion performance of a coal-fired boiler of the thermal power plant. In the flue gas detection process, instruments such as a filter cylinder, a sampling gun and a flue gas analyzer are needed, wherein the sampling gun is careful in the sampling process, and the sampling nozzle does not touch the wall of a flue pipe, so that the accumulated ash is prevented from being sucked into the sampling gun to cause blockage.
Chinese patent publication No. CN203432825U, authorized bulletin day 2014, 02 month 12, a current-equalizing anti-blocking smoke sampling gun, comprising: the device comprises a smoke sampling tube, a sealing seat, a flow equalizing hole, a smoke mixing chamber and a smoke eduction tube; the flue gas sampling pipe is in including a plurality of flue gas sampling branch pipes that length is different, the one end that a plurality of flue gas sampling branch pipes are fixed in the sealing seat, the other end that a plurality of flue gas sampling branch pipes set up the flue gas sampling mouth respectively, flow equalizing hole sets up the flue gas sampling branch pipe with the terminal of sealing seat junction, the flue gas mixing chamber with the flue gas sampling pipe is connected, the flue gas mixing chamber with flue gas extraction pipe intercommunication. The utility model realizes equal flue gas flow of each flue gas sampling point and improves the accuracy of flue gas oxygen measurement; can prevent the dust deposition of the flue gas sampling gun, and improve the reliability of the use of the flue gas sampling gun.
The existing sampling gun is made by adopting integrated forming, the length of the sampling gun is fixed, the length puzzlement exists when the sampling gun is used under different environments, the smoke contains water vapor, the water vapor is condensed into water with the inner wall of the sampling gun, the anti-blocking mechanism is not arranged inside the sampling gun, dust in the smoke is sucked into the sampling gun and is easily adsorbed on the inner wall of the sampling gun, the sampling gun is easily blocked, the using effect of the sampling gun is reduced, and the using requirement cannot be met.
Disclosure of Invention
The utility model aims to provide a sampling gun with an anti-blocking mechanism for flue gas detection, which aims to solve the problems that the prior sampling gun is manufactured by adopting integral molding in the prior art, the length of the sampling gun is fixed, the length trouble exists when the sampling gun is used in different environments, the flue gas contains water vapor, the water vapor is in contact with the inner wall of the sampling gun to condense into water, the anti-blocking mechanism is not arranged in the sampling gun, dust in the flue gas is sucked into the sampling gun to be easily adsorbed on the inner wall of the sampling gun, the sampling gun is easy to block, the using effect of the sampling gun is reduced, and the using requirement cannot be met.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sampling gun for flue gas detection with prevent blockking up mechanism, includes first sampling gun and second sampling gun, still includes:
the gun head is arranged at one end of the first sampling gun, the gun head and the first sampling gun are integrated, a filter screen is arranged in one end of the gun head, and the filter screen is connected with the gun head into a whole;
the motor is arranged above the first sampling gun and is fixedly connected with the first sampling gun, a cleaning frame is arranged on one side of the first sampling gun and is connected with the output end of the motor, a cleaning brush is arranged on the inner side of the cleaning frame and is connected with the cleaning frame into a whole, and the cleaning brush is attached to the filter screen;
the connecting groove is formed in the inner side of one end of the second sampling gun, a connecting ring is arranged at one end of the first sampling gun and is integrated with the first sampling gun, the connecting ring and the connecting groove are correspondingly arranged, thread grooves are formed in the outer wall of the connecting ring and the inner wall of the connecting groove, and the connecting ring is in threaded connection with the second sampling gun.
Preferably, a sealing ring is arranged at the bottom of the connecting groove, a locking bolt is arranged outside the second sampling gun and is in threaded connection with the second sampling gun, and one end of the locking bolt is in contact with the outer wall of the connecting ring.
Preferably, the inner side of the cleaning frame is provided with balls, the balls are in rolling connection with the cleaning frame, and the balls are attached to one end of the gun head.
Preferably, the inside of first sampling rifle is provided with the grid board, and grid board and first sampling rifle fixed connection, one side of grid board is provided with the rubber buffer, and the supporting setting of rubber buffer and rifle head, the cross-section of rubber buffer is trapezoidal setting, be provided with electric telescopic handle between rubber buffer and the grid board, and electric telescopic handle's both ends respectively with grid board and rubber buffer fixed connection, the outside of first sampling rifle is provided with the power cord, and the power cord is connected as an organic wholely with first sampling rifle, power cord and electric telescopic handle electric connection.
Preferably, a connecting seat is arranged on one side of the second sampling gun, and the connecting seat is in threaded connection with the second sampling gun.
Preferably, the second sampling gun is provided with a mounting plate outside, and the mounting plate is fixedly connected with the second sampling gun.
Compared with the prior art, the utility model has the beneficial effects that:
1. the device provided by the utility model has the advantages that through the arrangement of the filter screen, the cleaning frame, the motor and the cleaning brush, the filter screen filters the extracted smoke to prevent large particles from being sucked into the sampling gun to cause blockage, the motor drives the cleaning frame to rotate, and the cleaning brush is driven to be attached to the filter screen to move along with the rotation of the cleaning frame, so that dust attached to the filter screen is brushed off, the filter effect of the filter screen is ensured, and the filter screen can be prevented from being blocked;
2. according to the device, through the arrangement of the electric telescopic rod and the rubber plug, the electric telescopic rod drives the rubber plug to move, the rubber plug contacts with the inner wall of the gun head to close the sampling gun, the rubber plug is separated from the inner wall of the gun head to conduct the sampling gun, and the sampling gun is conveniently controlled to sample smoke;
3. the device is characterized in that the connecting ring is screwed into the connecting groove to be connected with the second sampling gun, the second sampling gun is spliced with the first sampling gun, the length of the sampling gun is changed, the sealing ring ensures the connection tightness of the second sampling gun and the first sampling gun, and the locking bolt limits the connected first sampling gun and ensures the stability of the spliced sampling gun.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
FIG. 3 is an enlarged view of a portion of area A of FIG. 2 in accordance with the present utility model;
FIG. 4 is an enlarged view of a portion of region B of FIG. 2 in accordance with the present utility model;
FIG. 5 is a cross-sectional view of the connection of the connecting ring of the present utility model to a second sampling gun.
In the figure: 1. a first sampling gun; 2. a second sampling gun; 3. a connecting seat; 4. a gun head; 5. a filter screen; 6. a cleaning frame; 7. a motor; 8. a power line; 9. a locking bolt; 10. a mounting plate; 11. a connecting ring; 12. a grating plate; 13. an electric telescopic rod; 14. a rubber stopper; 15. cleaning brushes; 16. a ball; 17. a connection groove; 18. a seal ring; 19. a thread groove.
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.
Referring to fig. 1-5, an embodiment of the present utility model is provided: the utility model provides a sampling gun for flue gas detection with prevent blockking up mechanism, includes first sampling gun 1 and second sampling gun 2, still includes:
the gun head 4 is arranged at one end of the first sampling gun 1, the gun head 4 and the first sampling gun 1 are integrally arranged, a filter screen 5 is arranged in one end of the gun head 4, and the filter screen 5 and the gun head 4 are integrally connected;
the motor 7 is arranged above the first sampling gun 1, the motor 7 is fixedly connected with the first sampling gun 1, a cleaning frame 6 is arranged on one side of the first sampling gun 1, the cleaning frame 6 is connected with the output end of the motor 7, a cleaning brush 15 is arranged on the inner side of the cleaning frame 6, the cleaning brush 15 is connected with the cleaning frame 6 into a whole, and the cleaning brush 15 is attached to the filter screen 5;
the connecting groove 17 is formed in the inner side of one end of the second sampling gun 2, one end of the first sampling gun 1 is provided with the connecting ring 11, the connecting ring 11 and the first sampling gun 1 are integrally formed, the connecting ring 11 and the connecting groove 17 are correspondingly formed, the outer wall of the connecting ring 11 and the inner wall of the connecting groove 17 are respectively provided with a thread groove 19, and the connecting ring 11 is in threaded connection with the second sampling gun 2.
When in use, the utility model is characterized in that: the go-between 11 screw in coupling groove 17 are connected with second sampling rifle 2, splice first sampling rifle 1 with second sampling rifle 2, adjust the length of sampling rifle according to the user demand, filter screen 5 filters the flue gas of extraction, prevent that big particulate matter from being inhaled and causing the jam in the sampling rifle, open motor 7 drive cleaning frame 6 rotatory, along with the rotation of cleaning frame 6 drive cleaning brush 15 laminating filter screen 5 rotation, brush away the dust that adheres to on the filter screen 5, prevent that the dust from adsorbing too much on the filter screen 5 from causing the jam.
Referring to fig. 2, 4 and 5, a sealing ring 18 is arranged at the bottom of the connecting groove 17, a locking bolt 9 is arranged outside the second sampling gun 2, the locking bolt 9 is in threaded connection with the second sampling gun 2, one end of the locking bolt 9 is in contact with the outer wall of the connecting ring 11, the tightness of connection between the first sampling gun 1 and the second sampling gun 2 is guaranteed through the sealing ring 18, and the locking bolt 9 limits the connected second sampling gun 2 to ensure the stability of the spliced sampling gun.
Referring to fig. 2 and 3, a ball 16 is disposed at the inner side of the cleaning frame 6, the ball 16 is in rolling connection with the cleaning frame 6, the ball 16 is attached to one end of the gun head 4, and the rotational resistance of the cleaning frame 6 is reduced by the ball 16, so that the cleaning brush 15 brushes dust on the filter screen 5 smoothly.
Referring to fig. 2, a grid plate 12 is disposed inside the first sampling gun 1, the grid plate 12 is fixedly connected with the first sampling gun 1, a rubber plug 14 is disposed on one side of the grid plate 12, the rubber plug 14 is disposed in cooperation with the gun head 4, the cross section of the rubber plug 14 is trapezoidal, an electric telescopic rod 13 is disposed between the rubber plug 14 and the grid plate 12, two ends of the electric telescopic rod 13 are fixedly connected with the grid plate 12 and the rubber plug 14 respectively, a power wire 8 is disposed outside the first sampling gun 1, the power wire 8 is connected with the first sampling gun 1 as a whole, the power wire 8 is electrically connected with the electric telescopic rod 13, the rubber plug 14 is driven to move by the electric telescopic rod 13, the rubber plug 14 contacts with the inner wall of the gun head 4, the sampling gun is closed, the rubber plug 14 is separated from the inner wall of the gun head 4, the sampling gun is conducted, and the sampling gun is conveniently controlled to sample smoke.
Referring to fig. 1 and 2, a connecting seat 3 is disposed on one side of the second sampling gun 2, and the connecting seat 3 is in threaded connection with the second sampling gun 2, so that the sampling gun can be conveniently connected with the detection device through the connecting seat 3.
Referring to fig. 1 and 2, a mounting plate 10 is disposed outside the second sampling gun 2, and the mounting plate 10 is fixedly connected with the second sampling gun 2, so that the sampling gun is mounted and fixed by the mounting plate 10, and the stability of the sampling gun in the use process is ensured.
Working principle: the connecting ring 11 is screwed into the connecting groove 17 to be connected with the second sampling gun 2, the first sampling gun 1 and the second sampling gun 2 are spliced, the length of the sampling gun is adjusted according to the use requirement, and the locking bolt 9 limits the connected second sampling gun 2, so that the stability of the spliced sampling gun is ensured; when the flue gas is sampled, the electric telescopic rod 13 is driven to drive the rubber plug 14 to move, the rubber plug 14 is separated from the inner wall of the gun head 4, the filter screen 5 filters the extracted flue gas, the large particles are prevented from being sucked into the sampling gun to cause blockage, the motor 7 is started to drive the cleaning frame 6 to rotate, the cleaning brush 15 is driven to rotate along with the rotation of the cleaning frame 6 to be attached to the filter screen 5, dust attached to the filter screen 5 is brushed away, and the blockage caused by excessive dust adsorption on the filter screen 5 is prevented; the rubber stopper 14 is driven to move by the electric telescopic rod 13 without using a sampling gun, the rubber stopper 14 is contacted with the inner wall of the gun head 4, and the sampling gun is closed.
What is not described in detail in this specification is prior art known to those skilled in the art.
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 (6)
1. The utility model provides a sampling gun for flue gas detection with prevent blockking up mechanism, includes first sampling gun (1) and second sampling gun (2), its characterized in that still includes:
the gun head (4) is arranged at one end of the first sampling gun (1), the gun head (4) and the first sampling gun (1) are integrated, a filter screen (5) is arranged in one end of the gun head (4), and the filter screen (5) and the gun head (4) are connected into a whole;
the motor (7) is arranged above the first sampling gun (1), the motor (7) is fixedly connected with the first sampling gun (1), a cleaning frame (6) is arranged on one side of the first sampling gun (1), the cleaning frame (6) is connected with the output end of the motor (7), a cleaning brush (15) is arranged on the inner side of the cleaning frame (6), the cleaning brush (15) is connected with the cleaning frame (6) into a whole, and the cleaning brush (15) is attached to the filter screen (5);
the connecting groove (17) is formed in the inner side of one end of the second sampling gun (2), one end of the first sampling gun (1) is provided with a connecting ring (11), the connecting ring (11) and the first sampling gun (1) are integrally arranged, the connecting ring (11) and the connecting groove (17) are correspondingly arranged, thread grooves (19) are formed in the outer wall of the connecting ring (11) and the inner wall of the connecting groove (17), and the connecting ring (11) is in threaded connection with the second sampling gun (2).
2. A sampling gun for smoke detection having an anti-clogging mechanism as defined in claim 1, wherein: the bottom of connecting groove (17) is provided with sealing washer (18), the outside of second sampling rifle (2) is provided with locking bolt (9), and locking bolt (9) and second sampling rifle (2) threaded connection, the one end and the outer wall contact of go-between (11) of locking bolt (9).
3. A sampling gun for smoke detection having an anti-clogging mechanism as defined in claim 1, wherein: the inside of clearance frame (6) is provided with ball (16), and ball (16) and clearance frame (6) roll connection, ball (16) are laminated with the one end of rifle head (4).
4. A sampling gun for smoke detection having an anti-clogging mechanism as defined in claim 1, wherein: the inside of first sampling rifle (1) is provided with grid board (12), and grid board (12) and first sampling rifle (1) fixed connection, one side of grid board (12) is provided with rubber buffer (14), and supporting setting of rubber buffer (14) and rifle head (4), the cross-section of rubber buffer (14) is trapezoidal setting, be provided with electric telescopic handle (13) between rubber buffer (14) and grid board (12), and electric telescopic handle (13) both ends respectively with grid board (12) and rubber buffer (14) fixed connection, the outside of first sampling rifle (1) is provided with power cord (8), and power cord (8) are connected as an organic wholely with first sampling rifle (1), power cord (8) and electric telescopic handle (13) electric connection.
5. A sampling gun for smoke detection having an anti-clogging mechanism as defined in claim 1, wherein: one side of the second sampling gun (2) is provided with a connecting seat (3), and the connecting seat (3) is in threaded connection with the second sampling gun (2).
6. A sampling gun for smoke detection having an anti-clogging mechanism as defined in claim 1, wherein: the outside of second sampling rifle (2) is provided with mounting panel (10), and mounting panel (10) and second sampling rifle (2) fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321732932.6U CN220289137U (en) | 2023-07-04 | 2023-07-04 | Sampling gun with anti-blocking mechanism for smoke detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321732932.6U CN220289137U (en) | 2023-07-04 | 2023-07-04 | Sampling gun with anti-blocking mechanism for smoke detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220289137U true CN220289137U (en) | 2024-01-02 |
Family
ID=89338165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321732932.6U Active CN220289137U (en) | 2023-07-04 | 2023-07-04 | Sampling gun with anti-blocking mechanism for smoke detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220289137U (en) |
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2023
- 2023-07-04 CN CN202321732932.6U patent/CN220289137U/en active Active
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