CN-224231735-U - Self-calibration device of environment-friendly monitoring equipment

Abstract

The utility model discloses a self-calibration device of environment-friendly monitoring equipment, which belongs to the field of environment-friendly monitoring equipment and comprises a bottom plate, wherein a clean air tank is fixedly arranged at the top of the bottom plate, a filtering part is arranged on the bottom plate and comprises a filtering box fixed at the top of the bottom plate, an air outlet pipe is communicated with the filtering box and is connected with a pipeline of the monitoring equipment, an active carbon filter screen is fixed in the filtering box, an installation shell is fixed on the outer surface of the filtering box, a scraping mechanism is arranged in the filtering box, and the scraping mechanism comprises a rectangular shell arranged in the filtering box. According to the utility model, through the arrangement of the scraping mechanism, the rectangular shell drives the hairbrush to scrape and clean the active carbon filter screen, so that the impurities of particles attached to the active carbon filter screen can be effectively removed, the active carbon filter screen is prevented from being blocked, the normal ventilation performance of the filter is maintained, the smoothness of a sampling pipeline of monitoring equipment is ensured, and the accuracy and the stability of monitoring data are further improved.

Inventors

• LIANG XIUMING
• XIONG JIN

Assignees

• 南京赛控机电设备有限公司

Dates

Publication Date

20260512

Application Date

20250430

Claims (6)

1. 1. The utility model provides an environmental protection monitoring facilities self calibration device, includes bottom plate (1), its characterized in that, the top fixed mounting of bottom plate (1) has clean gas pitcher (2), be provided with filtering part on bottom plate (1), filtering part is including fixing rose box (31) at bottom plate (1) top, the intercommunication has the outlet duct on rose box (31), and the outlet duct links to each other with monitoring facilities's pipeline, rose box (31) internal fixation has active carbon filter screen (32), the surface of rose box (31) is fixed with mounting shell (33), be provided with in rose box (31) and strike off the mechanism, strike off the mechanism and be fixed with brush (47) including rectangular shell (46) that set up in rose box (31), rectangular shell (46) are close to the side of active carbon filter screen (32).
2. 2. The self-calibration device of the environment-friendly monitoring equipment according to claim 1, wherein the filtering part further comprises an air inlet pipe (34), two ends of the air inlet pipe (34) are respectively communicated with the clean air tank (2) and the mounting shell (33), a connecting pipe (36) is further communicated between the mounting shell (33) and the bottom plate (1), and a valve (35) is arranged on the outer surface of the air inlet pipe (34).
3. 3. The self-calibration device of the environment-friendly monitoring equipment according to claim 1, wherein a rotatable impeller (41) is arranged in the installation shell (33), the impeller (41) is rotatably connected with the inner wall of the installation shell (33) through a rotating shaft, and a turntable (42) is fixed at one end of the rotating shaft away from the impeller (41).
4. 4. The self-calibration device of environment-friendly monitoring equipment according to claim 3, wherein a pushing column (43) is fixed on one side surface of the turntable (42) far away from the rotating shaft, a movable shell (44) is slidably arranged on the outer surface of the pushing column (43), and the movable shell (44) is fixedly connected with the rectangular shell (46) through a connecting rod (45).
5. 5. The self-calibration device of environmental protection monitoring equipment according to claim 4, wherein an air blowing mechanism is further arranged in the filter box (31), the air blowing mechanism comprises an extrusion rod (51) fixed on the movable shell (44), a piston cylinder (52) is fixed on the outer surface of the filter box (31), a piston disc (53) is fixed on one end, far away from the movable shell (44), of the extrusion rod (51), and the extrusion rod (51) and the piston disc (53) are both connected with the piston cylinder (52) in a sliding mode.
6. 6. The self-calibration device of an environmental protection monitoring device according to claim 5, wherein the blowing mechanism further comprises a hose (54) communicated with the piston cylinder (52), one end of the hose (54) away from the piston cylinder (52) is communicated with the rectangular shell (46), an air outlet hole (55) is formed in one side surface of the rectangular shell (46) close to the activated carbon filter screen (32), and the air outlet hole (55) is located between adjacent brushes (47).

Description

Self-calibration device of environment-friendly monitoring equipment Technical Field The utility model relates to the technical field of environment-friendly monitoring equipment, in particular to a self-calibration device of environment-friendly monitoring equipment. Background The environmental protection monitoring equipment plays a key role in environmental monitoring work, the accuracy of monitoring data of the environmental protection monitoring equipment directly relates to the scientificity of environmental assessment and pollution control decision, in various environmental protection monitoring equipment, sampling system blockage is a common problem affecting the accuracy of the monitoring data and the stability of the equipment, and components such as a sampling pipeline, a filter and the like are extremely easy to be blocked by particles in the air in the long-term use process, so that a sample cannot normally enter a monitor, and monitoring data deviation even monitoring interruption is caused. At present, the existing self-calibration device mainly focuses on the accuracy calibration of monitoring data, but neglects the key problem of blockage of a sampling system, the traditional self-calibration process only adjusts the measurement parameters of a monitor, particulate impurities in a filter and a sampling pipeline cannot be effectively removed, once the sampling system is blocked, even if the calibration device can temporarily calibrate the monitoring data, the monitoring device cannot accurately collect samples in the actual operation process, so that the monitoring data cannot truly reflect the environmental conditions, and in addition, when the sampling system is blocked, maintenance personnel consume a great deal of time and effort to detach, clean and maintain the device, the maintenance cost and the downtime of the device are increased, and the efficiency and the continuity of environmental monitoring work are seriously affected. Disclosure of utility model The utility model aims to solve the key problem that in the prior art, accuracy calibration of monitoring data is mainly concerned, but blockage of a sampling system is ignored, and provides a self-calibration device of environment-friendly monitoring equipment. In order to achieve the above purpose, the present utility model adopts the following technical scheme: The utility model provides an environmental protection monitoring facilities self calibration device, includes the bottom plate, the top fixed mounting of bottom plate has clean gas pitcher, be provided with filtering portion on the bottom plate, filtering portion is including fixing the rose box at the bottom plate top, the intercommunication has the outlet duct on the rose box, and the outlet duct links to each other with monitoring facilities's pipeline, the rose box internal fixation has the active carbon filter screen, the external surface of rose box is fixed with the installation shell, be provided with scraping mechanism in the rose box, scraping mechanism is including setting up the rectangle shell in the rose box, the side that the rectangle shell is close to the active carbon filter screen is fixed with the brush. Preferably, the filtering part further comprises an air inlet pipe, two ends of the air inlet pipe are respectively communicated with the clean air tank and the mounting shell, a connecting pipe is further communicated between the mounting shell and the bottom plate, and a valve is arranged on the outer surface of the air inlet pipe. Preferably, a rotatable impeller is arranged in the installation shell, the impeller is rotationally connected with the inner wall of the installation shell through a rotating shaft, and a turntable is fixed at one end, far away from the impeller, of the rotating shaft. Preferably, a push column is fixed on one side surface of the turntable far away from the rotating shaft, a movable shell is slid on the outer surface of the push column, and the movable shell is fixedly connected with the rectangular shell through a connecting rod. Preferably, the filter box is internally provided with a blowing mechanism, the blowing mechanism comprises an extrusion rod fixed on the movable shell, a piston cylinder is fixed on the outer surface of the filter box, a piston disc is fixed at one end, far away from the movable shell, of the extrusion rod, and the extrusion rod and the piston disc are both connected with the piston cylinder in a sliding manner. Preferably, the air blowing mechanism further comprises a hose communicated with the piston cylinder, one end, far away from the piston cylinder, of the hose is communicated with the rectangular shell, an air outlet hole is formed in one side face, close to the active carbon filter screen, of the rectangular shell, and the air outlet hole is located between the adjacent brushes. Compared with the prior art, the utility model has the beneficial effects that: 1. Through the setting of stri