CN219871264U - Gaseous pollutant on-line monitoring cabinet - Google Patents
Gaseous pollutant on-line monitoring cabinet Download PDFInfo
- Publication number
- CN219871264U CN219871264U CN202321353962.6U CN202321353962U CN219871264U CN 219871264 U CN219871264 U CN 219871264U CN 202321353962 U CN202321353962 U CN 202321353962U CN 219871264 U CN219871264 U CN 219871264U
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- Prior art keywords
- sensor
- button
- blowback
- line monitoring
- air inlet
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 30
- 239000003344 environmental pollutant Substances 0.000 title claims abstract description 18
- 231100000719 pollutant Toxicity 0.000 title claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 38
- 238000005070 sampling Methods 0.000 claims abstract description 15
- 238000012423 maintenance Methods 0.000 claims description 14
- 238000007664 blowing Methods 0.000 claims description 11
- 239000000356 contaminant Substances 0.000 claims description 8
- 238000009423 ventilation Methods 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- 238000007689 inspection Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000010926 purge 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
Abstract
The utility model relates to an online monitoring cabinet for gaseous pollutants, which belongs to the technical field of pollutant monitoring and comprises a cabinet body and detection equipment, wherein the detection equipment is arranged in the cabinet body, an air chamber is arranged in the cabinet body, the left side and the right side of the air chamber are respectively connected with an air inlet sampling pipe and an air exhaust pipe, an air inlet valve is arranged on the air inlet sampling pipe, an exhaust valve is arranged on the air exhaust pipe, a sensor diversion bracket is connected above the air chamber, a plurality of sensor detection modules are arranged above the sensor diversion bracket, a top cover is arranged above the sensor detection modules, a closed cavity is formed between the top cover and the air chamber, the sensor detection modules are positioned in the closed cavity, and a blowback pipeline is arranged above the outside of the top cover.
Description
Technical Field
The utility model provides an online monitoring cabinet for gaseous pollutants, and belongs to the technical field of pollutant monitoring devices.
Background
Because of the continuous rapid development of economy or more environmental pollution, the sustainable development of ecological economy and physical and mental health of people are gradually influenced, the government and various environmental protection departments need to comprehensively know the environmental pollution conditions of the cities and the areas, and the gaseous pollutant detection equipment mainly comprises a gaseous pollutant detection module, a particulate matter detection module, a meteorological parameter sensor, a wireless communication module, a power supply and power supply management unit and the like, and is suitable for environmental monitoring of fixed pollution source areas such as urban residential areas, key industrial enterprises and the like, unorganized open space environmental monitoring such as road traffic, catering, agricultural production and the like, heavy-point pollution source boundary conveying monitoring, inter-city pollutant conveying channel monitoring, indoor environmental monitoring such as building and the like.
The current gaseous pollutant on-line monitoring equipment sets up comparatively dispersedly when detecting and can not concentrate in the rack and detect, and current monitoring rack is as patent application number: CN202220158714.5, disclosed is an air quality monitoring cabinet comprising: the waterproof boss is arranged on the top of the cabinet body in a protruding mode and is used for mounting the monitoring head; the front door plate is rotationally connected with the cabinet body; the rear door plate is rotationally connected to the cabinet body and is positioned on the opposite side of the front door plate; the object placing rack is arranged in the cabinet body and is provided with a plurality of object placing spaces which are communicated in the front-back direction and used for placing the monitors; the side wall and the top of the cabinet body, the front door plate and the rear door plate are all provided with heat preservation layers. When detecting gas, no special detection space is arranged, the detected data are not accurate enough, and meanwhile, the cabinet body cannot be reversely blown after detection, so that the detection accuracy is affected more after a period of time, and therefore, how to improve the existing monitoring cabinet becomes the technical problem which needs to be solved urgently.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide an online monitoring cabinet for gaseous pollutants, which solves the problems in the prior art.
The utility model discloses an online monitoring cabinet for gaseous pollutants, which comprises a cabinet body and detection equipment, wherein the detection equipment is arranged in the cabinet body, an air chamber is arranged in the cabinet body, the left side and the right side of the air chamber are respectively connected with an air inlet sampling pipe and an air outlet pipe, an air inlet valve is arranged on the air inlet sampling pipe, an air outlet valve is arranged on the air outlet pipe, a sensor diversion bracket is connected above the air chamber, a plurality of gas outlets are arranged on the sensor diversion bracket, a plurality of sensor detection modules are correspondingly arranged on the outer sides of the gas outlets, a top cover is arranged above the sensor detection modules, a closed cavity is formed between the top cover and the air chamber, the sensor detection modules are positioned in the closed cavity, a blowback pipeline is arranged above the outer side of the top cover, the blowback pipeline is externally connected with a blowback branch pipe, the blowback branch pipe is connected to the inner part of the top cover, the tail end of the blowback pipeline is connected with a compressed gas device, and the sensor detection modules are electrically connected with a control module.
Further, the outside of the cabinet body is provided with a control button, and the control button comprises a switch button, a ventilation button, a back-blowing button and a maintenance button.
Further, the cabinet body is also provided with an indicator lamp, and the indicator lamp comprises a ventilation indicator lamp, a blowback indicator lamp and a maintenance indicator lamp.
Further, the sensor detection module comprises a first sensor, a second sensor and a third sensor which are sequentially arranged, wherein a plurality of outlets are arranged above the sensor flow guide support, the outlets are respectively corresponding to the first sensor, the second sensor and the third sensor, the first sensor and the third sensor are electrochemical sensors, and the second sensor is a PID sensor.
Further, the exhaust pipe is connected with an air pump, the air pump is connected with a runner pipe, and the runner pipe is connected with an air chamber.
Further, an air inlet flow meter is arranged on the air inlet sampling pipe, a back blowing flow meter is arranged on the back blowing pipeline, the air inlet flow meter is connected with an air inlet flow display, and the back blowing flow meter is connected with the back blowing flow display.
Further, the control module is externally connected with a display panel, a plurality of keys are arranged below the display panel, and each key comprises a start key, a stop key, a silencing key and a debugging key.
Further, an observation window is arranged outside the cabinet body.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the special air chamber is arranged, the closed space is arranged in the air chamber to detect the air, the detected data is accurate, meanwhile, the plurality of detection sensors are adopted to sample and detect the air, the detected data is collected through the controller, and the controller displays the detected data through the display panel, so that the automatic detection is realized.
The sensor controller, the flowmeter, the valve, the knob, the indicator lamp and the like are arranged in the cabinet, so that the device has a simple structure, is convenient to assemble and disassemble, and is convenient to maintain and replace the sensor; during inspection, workers can directly operate the equipment without opening the explosion-proof cabinet door when the equipment is required to be adjusted in flow, the equipment of the sampling system is maintained, the manual back blowing and the equipment ventilation inspection are carried out, so that the safe operation of the equipment is ensured, the maintenance time is reduced, and the working efficiency is improved.
The utility model can blow back the detected space after detection, thereby further improving the accuracy of detection.
According to the utility model, by arranging the observation window, maintenance personnel can well see the running state of equipment in the cabinet during daily inspection, and the operation is convenient and quick.
Drawings
FIG. 1 is a schematic diagram of the gaseous pollutant on-line monitoring cabinet of the present utility model;
FIG. 2 is a block diagram of a plenum in an on-line monitoring cabinet for gaseous contaminants in accordance with the present utility model;
FIG. 3 is a block diagram of electrical connections of a control module in an on-line monitoring cabinet for gaseous pollutants in accordance with the present utility model;
FIG. 4 is a diagram showing electrical connections of indicator lights in an on-line monitoring cabinet for gaseous pollutants in accordance with the present utility model;
in the figure: 1. an exhaust pipe; 2. an observation window; 3. a cabinet body; 4. an intake air flow rate display; 5. a blowback flow display; 6. a switch button; 7. a vent button; 8. a back-blowing button; 9. a maintenance button; 10. a base; 11. a display panel; 12. an air inlet sampling tube; 13. an alarm; 14. a gas chamber; 15. an exhaust valve; 16. an air pump; 17. a flow pipe; 18. a sensor flow guiding bracket; 19. a third sensor; 20. a first sensor; 21. blowback branch pipe; 22. a second sensor; 23. a blowback pipeline; 24. a top cover; 25. a blowback valve; 26. a compressed gas device; 27. an air inlet valve.
Detailed Description
The utility model will be further described with reference to the accompanying drawings, in which:
example 1:
as shown in fig. 1-3: the utility model discloses an online monitoring cabinet for gaseous pollutants, which comprises a cabinet body 3 and detection equipment, wherein the detection equipment is arranged in the cabinet body 3, an air chamber 14 is arranged in the cabinet body 3, the left side and the right side of the air chamber 14 are respectively connected with an air inlet sampling pipe 12 and an air outlet pipe 1, an air inlet valve 27 is arranged on the air inlet sampling pipe 12, an air outlet valve 15 is arranged on the air outlet pipe 1, a sensor flow guide bracket 18 is connected above the air chamber 14, a plurality of sensor detection modules are arranged above the sensor flow guide bracket 18, a top cover 24 is arranged above the sensor detection modules, a closed cavity is formed between the top cover 24 and the air chamber 14, the sensor detection modules are positioned in the closed cavity, a blowback pipeline 23 is arranged above the outside of the top cover 24, a blowback valve 25 is arranged on the blowback pipeline 23, the outside of the blowback pipeline 23 is connected with a blowback branch pipe 21, the blowback branch pipe 21 is connected to the inside the top cover 24, the tail end of the blowback pipeline 23 is connected with a compressed gas device 26, and the sensor detection modules are electrically connected with a control module.
The outside of the cabinet body 3 is provided with control buttons, and the control buttons comprise a switch button 6, a ventilation button 7, a back-blowing button 8 and a maintenance button 9.
The cabinet body 3 is also provided with an indicator lamp outside, and the indicator lamp comprises a ventilation indicator lamp, a blowback indicator lamp and a maintenance indicator lamp.
The sensor detection module comprises a first sensor 20, a second sensor 22 and a third sensor 19 which are sequentially arranged, wherein a plurality of outlets are arranged above the sensor diversion bracket 18, the outlets are respectively corresponding to the first sensor 20, the second sensor 22 and the third sensor 19, the first sensor 20 and the third sensor 19 are electrochemical sensors, and the second sensor 22 is a PID sensor.
The exhaust pipe 1 is connected with an air pump 16, the air pump 16 is connected with a runner pipe 17, and the runner pipe 17 is connected with the air chamber 14.
The air intake sampling tube 12 is provided with an air intake flowmeter, the blowback pipeline 23 is provided with a blowback flowmeter, the air intake flowmeter is connected with an air intake flow indicator 4, and the blowback flowmeter is connected with a blowback flow indicator 5.
The outside of control module is connected with display panel 11, is provided with a plurality of buttons below display panel 11, the button includes start button, stop button, amortization button and debugging button.
The outside of the cabinet 3 is provided with an observation window 2. A base 10 is arranged below the cabinet body 3. An alarm 13 is arranged above the cabinet body 3.
Working process or working principle:
when the device works, the accuracy of the instrument is checked by introducing standard gas, and when the sample gas flow is improper, the standard gas flow can be regulated by regulating the air inlet valve 27; during detection, gas to be detected is introduced through the gas inlet sampling pipe 12, the gas enters the gas chamber 14, the gas chamber 14 is U-shaped, a sensor flow guide bracket 18 communicated with the gas chamber 14 is arranged above the gas chamber 14, a plurality of gas outlets are formed in the sensor flow guide bracket 18, the plurality of gas outlets correspond to different sensor detection modules, the gas is detected through the plurality of sensor detection modules and used for detecting the concentration of various gaseous pollutants in the ambient atmosphere, detected data are transmitted to the control module, unified calculation and display are performed by the control module, and meanwhile the control module transmits the detected data to an external general control end through the communication module for receiving.
After detection is finished, when the sampling equipment needs to be purged manually, the back-blowing button 8 can be pressed, and meanwhile, the back-blowing indicator lamp flashes synchronously along with the actual purging time and times; when the equipment is maintained, the maintenance button 9 can be pressed once, and the maintenance indicator lamp is lightened until the maintenance is completed and the maintenance button is pressed once again to recover normal measurement.
As shown in fig. 4, the indicator lamps include a ventilation indicator lamp, a blowback indicator lamp, and a maintenance indicator lamp, which are connected to the control module through connection wires.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a gaseous pollutant on-line monitoring rack, includes the cabinet body (3) and check out test set, check out test set installs inside the cabinet body (3), its characterized in that: the inside of the cabinet body (3) is provided with an air chamber (14), the left and right sides of the air chamber (14) is connected with an air inlet sampling pipe (12) and an exhaust pipe (1) respectively, be equipped with an air inlet valve (27) on the air inlet sampling pipe (12), be equipped with discharge valve (15) on the exhaust pipe (1), the top of the air chamber (14) is connected with sensor water conservancy diversion support (18), is equipped with a plurality of gas outlets on the sensor water conservancy diversion support (18), the outside of gas outlet corresponds to be provided with a plurality of sensor detection module, sensor detection module's top is equipped with top cap (24), form airtight cavity between top cap (24) and the air chamber (14), sensor detection module is located airtight cavity, the outside top of top cap (24) is equipped with blowback pipeline (23), and the outside of blowback pipeline (23) is connected with blowback branch pipe (21), blowback branch pipe (21) are connected to inside top cap (24), the end-to-end connection of blowback pipeline (23) has compressed gas device (26), sensor detection module has communication control module to connect electrically.
2. The gaseous contaminant on-line monitoring cabinet of claim 1, wherein: the outside of the cabinet body (3) is provided with a control button, and the control button comprises a switch button (6), a ventilation button (7), a back-blowing button (8) and a maintenance button (9).
3. The gaseous contaminant on-line monitoring cabinet of claim 1, wherein: the cabinet body (3) is outside still to be equipped with the pilot lamp, the pilot lamp includes ventilation pilot lamp, blowback pilot lamp and maintenance pilot lamp.
4. The gaseous contaminant on-line monitoring cabinet of claim 1, wherein: the sensor detection module comprises a first sensor (20), a second sensor (22) and a third sensor (19) which are sequentially arranged, wherein a plurality of outlets are formed in the upper portion of the sensor flow guide bracket (18), the outlets are respectively corresponding to the first sensor (20), the second sensor (22) and the third sensor (19), the first sensor (20) and the third sensor (19) are electrochemical sensors, and the second sensor (22) is a PID sensor.
5. The gaseous contaminant on-line monitoring cabinet of claim 1, wherein: the exhaust pipe (1) is connected with an air pump (16), the air pump (16) is connected with a runner pipe (17), and the runner pipe (17) is connected with the air chamber (14).
6. The gaseous contaminant on-line monitoring cabinet of claim 1, wherein: the air inlet sampling tube (12) on be equipped with the air inlet flowmeter, be equipped with the blowback flowmeter on blowback pipeline (23), the air inlet flowmeter is connected with air inlet flow display (4), the blowback flowmeter is connected with blowback flow display (5).
7. The gaseous contaminant on-line monitoring cabinet of claim 1, wherein: the external connection of control module have display panel (11), display panel (11) below is provided with a plurality of buttons, the button includes start button, stop button, amortization button and debugging button.
8. The gaseous contaminant on-line monitoring cabinet of claim 1, wherein: an observation window (2) is arranged outside the cabinet body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321353962.6U CN219871264U (en) | 2023-05-31 | 2023-05-31 | Gaseous pollutant on-line monitoring cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321353962.6U CN219871264U (en) | 2023-05-31 | 2023-05-31 | Gaseous pollutant on-line monitoring cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219871264U true CN219871264U (en) | 2023-10-20 |
Family
ID=88370031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321353962.6U Active CN219871264U (en) | 2023-05-31 | 2023-05-31 | Gaseous pollutant on-line monitoring cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219871264U (en) |
-
2023
- 2023-05-31 CN CN202321353962.6U patent/CN219871264U/en active Active
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| GR01 | Patent grant |